From: "normalperson (Eric Wong)" Date: 2014-01-06T15:59:13+09:00 Subject: [ruby-core:59576] [ruby-trunk - Bug #9366][Open] "make -j32 check TESTS=-j32" occasionally fails on rubygems/specification Issue #9366 has been reported by normalperson (Eric Wong). ---------------------------------------- Bug #9366: "make -j32 check TESTS=-j32" occasionally fails on rubygems/specification https://bugs.ruby-lang.org/issues/9366 Author: normalperson (Eric Wong) Status: Open Priority: Normal Assignee: Category: Target version: ruby -v: ruby 2.2.0dev (2014-01-05 trunk 44507) [x86_64-linux] Backport: 1.9.3: UNKNOWN, 2.0.0: UNKNOWN, 2.1: UNKNOWN This only happens occasionally, maybe 1 out of 10 times during "make check", so it's probably a bug somewhere with GC. I'll try to reproduce without parallel tests (could take a while). It seems to reproduce more easily on slower machine. I initially thought it was a bug in cachelined, but I can also reproduce it with plain trunk. /home/ew/ruby/lib/rubygems/specification.rb:748:in `block in _resort!': undefined method `name' for nil:NilClass (NoMethodError) /home/ew/ruby/lib/rubygems/specification.rb:747:in `sort!' /home/ew/ruby/lib/rubygems/specification.rb:747:in `_resort!' /home/ew/ruby/lib/rubygems/specification.rb:699:in `_all' /home/ew/ruby/lib/rubygems/specification.rb:882:in `each' /home/ew/ruby/lib/rubygems/dependency.rb:284:in `find_all' /home/ew/ruby/lib/rubygems/dependency.rb:284:in `to_specs' /home/ew/ruby/lib/rubygems/dependency.rb:309:in `to_spec' /home/ew/ruby/lib/rubygems/core_ext/kernel_gem.rb:53:in `gem' /home/ew/ruby/lib/rubygems/package_task.rb:25:in `' /home/ew/ruby/lib/rubygems/core_ext/kernel_require.rb:55:in `require' /home/ew/ruby/lib/rubygems/core_ext/kernel_require.rb:55:in `require' /home/ew/ruby/test/rubygems/test_gem_package_task.rb:3:in `' /home/ew/ruby/lib/rubygems/core_ext/kernel_require.rb:55:in `require' /home/ew/ruby/lib/rubygems/core_ext/kernel_require.rb:55:in `require' /home/ew/ruby/lib/test/unit/parallel.rb:114:in `run' /home/ew/ruby/lib/test/unit/parallel.rb:183:in `
' Some worker was crashed. It seems ruby interpreter's bug or, a bug of test/unit/parallel.rb. try again without -j option. -- http://bugs.ruby-lang.org/