[issue37224] test__xxsubinterpreters fails randomly

[STINNER Victor]

STINNER Victor <vstinner at python.org> added the comment:

AMD64 FreeBSD Shared 3.x:

https://buildbot.python.org/all/#/builders/371/builds/7

test_subinterpreter (test.test__xxsubinterpreters.IsRunningTests) ... Exception in thread Thread-8:
Traceback (most recent call last):
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-564d/build/Lib/threading.py", line 944, in _bootstrap_inner
    self.run()
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-564d/build/Lib/threading.py", line 882, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-564d/build/Lib/test/test__xxsubinterpreters.py", line 51, in run
    interpreters.run_string(interp, dedent(f"""
RuntimeError: unrecognized interpreter ID 46
FAIL

test_already_running (test.test__xxsubinterpreters.RunStringTests) ... Exception in thread Thread-9:
Traceback (most recent call last):
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-564d/build/Lib/threading.py", line 944, in _bootstrap_inner
    self.run()
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-564d/build/Lib/threading.py", line 882, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-564d/build/Lib/test/test__xxsubinterpreters.py", line 51, in run
    interpreters.run_string(interp, dedent(f"""
RuntimeError: interpreter already running
FAIL


======================================================================
FAIL: test_subinterpreter (test.test__xxsubinterpreters.IsRunningTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-564d/build/Lib/test/test__xxsubinterpreters.py", line 492, in test_subinterpreter
    self.assertTrue(interpreters.is_running(interp))
AssertionError: False is not true

======================================================================
FAIL: test_already_running (test.test__xxsubinterpreters.RunStringTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-564d/build/Lib/test/test__xxsubinterpreters.py", line 853, in test_already_running
    interpreters.run_string(self.id, 'print("spam")')
AssertionError: RuntimeError not raised

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue37224>
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