The bug is not fixed yet. The test crashed again on x86 Gentoo Refleaks 3.x:

http://buildbot.python.org/all/#/builders/1/builds/242
commit 8425de4147eb8d83befbb8ea77516fc764bb4309

test_ids_global (test.test__xxsubinterpreters.ChannelTests) ... ok
test_recv_empty (test.test__xxsubinterpreters.ChannelTests) ... ok
test_recv_not_found (test.test__xxsubinterpreters.ChannelTests) ... ok
test_run_string_arg_resolved (test.test__xxsubinterpreters.ChannelTests) ... python: Modules/gcmodule.c:277: visit_decref: Assertion `_PyGCHead_REFS(gc) != 0' failed.
Fatal Python error: Aborted
Current thread 0xb7497700 (most recent call first):
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/case.py", line 615 in run
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/case.py", line 663 in __call__
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/runner.py", line 176 in run
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/support/__init__.py", line 1883 in _run_suite
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/support/__init__.py", line 1973 in run_unittest
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 175 in test_runner
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 176 in runtest_inner
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 140 in runtest
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 283 in rerun_failed_tests
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 548 in _main
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 518 in main
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 562 in main
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/test/__main__.py", line 2 in <module>
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/runpy.py", line 85 in _run_code
  File "/buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/runpy.py", line 193 in _run_module_as_main
make: *** [Makefile:1097: buildbottest] Aborted
program finished with exit code 2