[*] cc '-###' -x c -c -
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 '-###' -x c -c - -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -E -dM -m64 -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -I . /tmp/cgo-gcc-input-680069548.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -E -dM -m64 -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -I. /tmp/cgo-gcc-input-680069548.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -fno-caret-diagnostics -O2 -g -c -x c - -o /dev/null
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -fno-caret-diagnostics -O2 -g -c -x c - -o /dev/null -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -Qunused-arguments -O2 -g -c -x c - -o /dev/null
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -Qunused-arguments -O2 -g -c -x c - -o /dev/null -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -Wl,--no-gc-sections -O2 -g -x c - -o /dev/null
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -Wl,--no-gc-sections -O2 -g -x c - -o /dev/null -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -fdebug-prefix-map=a=b -O2 -g -c -x c - -o /dev/null
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -fdebug-prefix-map=a=b -O2 -g -c -x c - -o /dev/null -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -ffile-prefix-map=a=b -O2 -g -c -x c - -o /dev/null
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -ffile-prefix-map=a=b -O2 -g -c -x c - -o /dev/null -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -gno-record-gcc-switches -O2 -g -c -x c - -o /dev/null
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -gno-record-gcc-switches -O2 -g -c -x c - -o /dev/null -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -frandom-seed=1 -O2 -g -c -x c - -o /dev/null
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -frandom-seed=1 -O2 -g -c -x c - -o /dev/null -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=-MHprqbZ5dK590eLMJXo -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x002.o -c cgo.cgo2.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=-MHprqbZ5dK590eLMJXo -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x002.o -c cgo.cgo2.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=9Qd2GsLIaWbrAnxmz5hM -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x001.o -c _cgo_export.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=9Qd2GsLIaWbrAnxmz5hM -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x001.o -c _cgo_export.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=r9rODKZpKBNSHi8iy5Os -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x004.o -c gcc_context.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=r9rODKZpKBNSHi8iy5Os -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x004.o -c gcc_context.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=lLAIlhwl8X9DNB_fdvAu -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x003.o -c gcc_amd64.S
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=lLAIlhwl8X9DNB_fdvAu -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x003.o -c gcc_amd64.S -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=wru_GrBWvmhmo6Ked9hp -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x005.o -c gcc_fatalf.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=wru_GrBWvmhmo6Ked9hp -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x005.o -c gcc_fatalf.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=QqOPCFhTHr2-opiSiBol -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x006.o -c gcc_libinit_unix.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=QqOPCFhTHr2-opiSiBol -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x006.o -c gcc_libinit_unix.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=itfFH4Fn7vazeZ8NYLv4 -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x007.o -c gcc_setenv.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=itfFH4Fn7vazeZ8NYLv4 -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x007.o -c gcc_setenv.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=NhutTor1amlDOiOdbG81 -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x008.o -c gcc_unix.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=NhutTor1amlDOiOdbG81 -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x008.o -c gcc_unix.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=RTWYNQM558VYLk41ZaU_ -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x009.o -c gcc_util.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=RTWYNQM558VYLk41ZaU_ -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x009.o -c gcc_util.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=2d3E7g3g3eYVud3ZXlPq -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x010.o -c pthread_unix.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=2d3E7g3g3eYVud3ZXlPq -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_x010.o -c pthread_unix.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/runtime/cgo -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167=/tmp/go-build -gno-record-gcc-switches -D_POSIX_PTHREAD_SEMANTICS -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/ -O2 -g -Wall -Werror -fno-stack-protector -Wdeclaration-after-statement -std=gnu90 -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=3y8FkaBn9L7W8JJos6zU -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b167/_cgo_main.o -c _cgo_main.c
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[*] cc -I /opt/pkg/go127/src/net -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b160=/tmp/go-build -gno-record-gcc-switches -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b160/ -O2 -g -fno-stack-protector -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=ysgbcmGSHa5gB67UYsIv -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b160/_x003.o -c cgo_socknew.cgo2.c
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[*] cc -I /opt/pkg/go127/src/os/user -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348=/tmp/go-build -gno-record-gcc-switches -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/ -O2 -g -D_POSIX_PTHREAD_SEMANTICS -fno-stack-protector -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=RKEXoRdFRpU2_6nC-dKB -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x002.o -c cgo_lookup_cgo.cgo2.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/os/user -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348=/tmp/go-build -gno-record-gcc-switches -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/ -O2 -g -D_POSIX_PTHREAD_SEMANTICS -fno-stack-protector -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=RKEXoRdFRpU2_6nC-dKB -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x002.o -c cgo_lookup_cgo.cgo2.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/os/user -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348=/tmp/go-build -gno-record-gcc-switches -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/ -O2 -g -D_POSIX_PTHREAD_SEMANTICS -fno-stack-protector -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=eUYrJdHPdzi0ZzKmAjwS -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x003.o -c getgrouplist_unix.cgo2.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/os/user -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348=/tmp/go-build -gno-record-gcc-switches -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/ -O2 -g -D_POSIX_PTHREAD_SEMANTICS -fno-stack-protector -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=eUYrJdHPdzi0ZzKmAjwS -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x003.o -c getgrouplist_unix.cgo2.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/os/user -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348=/tmp/go-build -gno-record-gcc-switches -I /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/ -O2 -g -D_POSIX_PTHREAD_SEMANTICS -fno-stack-protector -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=hQ9njhHJKwWT3RdeFGgE -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_cgo_main.o -c _cgo_main.c
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/os/user -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348=/tmp/go-build -gno-record-gcc-switches -I/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/ -O2 -g -D_POSIX_PTHREAD_SEMANTICS -fno-stack-protector -ffile-prefix-map=/opt/pkg/go127=/_/GOROOT -frandom-seed=hQ9njhHJKwWT3RdeFGgE -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_cgo_main.o -c _cgo_main.c -I/tmp/work/net/tailscale/work/.buildlink/include
[*] cc -I /opt/pkg/go127/src/os/user -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348=/tmp/go-build -gno-record-gcc-switches -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_cgo_.o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_cgo_main.o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x001.o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x002.o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x003.o -O2 -g
<.> /tmp/work/net/tailscale/work/.gcc/bin/gcc -fcommon -m64 -D_FORTIFY_SOURCE=2 -I/tmp/work/net/tailscale/work/.buildlink/go127/src/os/user -fPIC -m64 -pthread -fmessage-length=0 -ffile-prefix-map=/tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348=/tmp/go-build -gno-record-gcc-switches -o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_cgo_.o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_cgo_main.o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x001.o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x002.o /tmp/work/net/tailscale/work/.cache/go-build/go-build1605665896/b348/_x003.o -O2 -g -I/tmp/work/net/tailscale/work/.buildlink/include