Issue #21355 has been updated by hsbt (Hiroshi SHIBATA). Status changed from Open to Assigned Assignee set to ractor This issue happened with not only csv tests. https://github.com/ruby/ruby/actions/runs/14582713974/job/40902544946?pr=131... ``` <OBJ_INFO:rb_ractor_confirm_belonging@../src/ractor_core.h:374> (File) /home/runner/work/ruby/ruby/src/lib/tempfile.rb:387: [BUG] rb_ractor_confirm_belonging object-ractor id:1, current-ractor id:2 ruby 3.5.0dev (2025-04-21T22:39:55Z pull/13146/merge 8f670373ad) +PRISM [x86_64-linux] ``` ---------------------------------------- Bug #21355: `csv/test/csv/interface/test_read.rb` at test-bundled-gems is flaky recent days https://bugs.ruby-lang.org/issues/21355#change-113444 * Author: hsbt (Hiroshi SHIBATA) * Status: Assigned * Assignee: ractor * Backport: 3.2: UNKNOWN, 3.3: UNKNOWN, 3.4: UNKNOWN ---------------------------------------- I faced test failure of `make test-bundled-gems` in GitHub Actions. It caused by `csv` testing with `Ractor`. https://github.com/ruby/ruby/actions/runs/15156308046/job/42611877817?pr=133... ``` /home/runner/work/ruby/ruby/src/gems/src/csv/test/csv/interface/test_read.rb:56: warning: Ractor is experimental, and the behavior may change in future versions of Ruby! Also there are many implementation issues. <OBJ_INFO:rb_ractor_confirm_belonging@../src/ractor_core.h:370> (File) /home/runner/work/ruby/ruby/src/lib/tempfile.rb:387: [BUG] rb_ractor_confirm_belonging object-ractor id:1, current-ractor id:3 ruby 3.5.0dev (2025-05-21T07:35:21Z pull/13391/merge 7c1f3e8f7e) [x86_64-linux] ``` -- https://bugs.ruby-lang.org/