=> "/opt/pkg/bin/bmake" ["-C", "/data/jenkins/workspace/pkgsrc-upstream-bulktest/devel/ruby-rbtree", "stage-install", "BATCH=1", "DEPENDS_TARGET=/nonexistent", "RUBY_VERSION_REQD=33"]
===> Installing for ruby33-rbtree-0.4.6
=> Generating pre-install file lists
=> Installing gem into installation root
Building native extensions. This could take a while...
ERROR:  Error installing /tmp/work/devel/ruby-rbtree/work/rbtree-0.4.6/rbtree-0.4.6.gem:
	ERROR: Failed to build gem native extension.

    current directory: /tmp/work/devel/ruby-rbtree/work/.inst/opt/pkg/lib/ruby/gems/3.3.0/gems/rbtree-0.4.6
/opt/pkg/bin/ruby33 extconf.rb
checking for ruby/version.h... yes
checking for rb_exec_recursive() in ruby.h... yes
checking for rb_exec_recursive_paired() in ruby.h... yes
checking for rb_proc_lambda_p() in ruby.h... yes
checking for rb_ary_resize() in ruby.h... yes
checking for rb_obj_hide() in ruby.h... no
checking for rb_safe_level() in ruby.h... no
checking for rb_cData() in ruby.h... no
creating Makefile

current directory: /tmp/work/devel/ruby-rbtree/work/.inst/opt/pkg/lib/ruby/gems/3.3.0/gems/rbtree-0.4.6
make DESTDIR\= sitearchdir\=./.gem.20260427-42288-o3ju0u sitelibdir\=./.gem.20260427-42288-o3ju0u clean

current directory: /tmp/work/devel/ruby-rbtree/work/.inst/opt/pkg/lib/ruby/gems/3.3.0/gems/rbtree-0.4.6
make DESTDIR\= sitearchdir\=./.gem.20260427-42288-o3ju0u sitelibdir\=./.gem.20260427-42288-o3ju0u
compiling dict.c
compiling rbtree.c
rbtree.c: In function 'copy_dict':
rbtree.c:763:25: error: assignment of read-only member 'klass'
  763 |     RBASIC(temp)->klass = 0;
      |                         ^
*** Error code 1

Stop.
make: stopped making "all" in /tmp/work/devel/ruby-rbtree/work/.inst/opt/pkg/lib/ruby/gems/3.3.0/gems/rbtree-0.4.6

make failed, exit code 1

Gem files will remain installed in /tmp/work/devel/ruby-rbtree/work/.inst/opt/pkg/lib/ruby/gems/3.3.0/gems/rbtree-0.4.6 for inspection.
Results logged to /tmp/work/devel/ruby-rbtree/work/.inst/opt/pkg/lib/ruby/gems/3.3.0/extensions/x86_64-solaris-2.11/3.3.0/rbtree-0.4.6/gem_make.out
*** Error code 1

Stop.
bmake[1]: stopped making "stage-install" in /data/jenkins/workspace/pkgsrc-upstream-bulktest/devel/ruby-rbtree
*** Error code 1

Stop.
bmake: stopped making "stage-install" in /data/jenkins/workspace/pkgsrc-upstream-bulktest/devel/ruby-rbtree