[New-bugs-announce] [issue30317] test_timeout() of test_multiprocessing_spawn.WithManagerTestBarrier fails randomly on x86 Windows7 3.x buildbot

[STINNER Victor]

New submission from STINNER Victor:

http://buildbot.python.org/all/builders/x86%20Windows7%203.x/builds/588/steps/test/logs/stdio

0:49:08 [225/405/1] test_multiprocessing_spawn failed
Process Process-59:
Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 249, in _bootstrap
    self.run()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 93, in run
    self._target(*self._args, **self._kwargs)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1179, in task
    self.f(*self.args)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1385, in _test_timeout_f
    i = barrier.wait()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 1040, in wait
    return self._callmethod('wait', (timeout,))
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 774, in _callmethod
    raise convert_to_error(kind, result)
threading.BrokenBarrierError
Process Process-60:
Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 249, in _bootstrap
    self.run()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 93, in run
    self._target(*self._args, **self._kwargs)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1179, in task
    self.f(*self.args)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1385, in _test_timeout_f
    i = barrier.wait()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 1040, in wait
    return self._callmethod('wait', (timeout,))
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 774, in _callmethod
    raise convert_to_error(kind, result)
threading.BrokenBarrierError
Process Process-62:
Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 249, in _bootstrap
    self.run()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 93, in run
    self._target(*self._args, **self._kwargs)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1179, in task
    self.f(*self.args)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1385, in _test_timeout_f
    i = barrier.wait()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 1040, in wait
    return self._callmethod('wait', (timeout,))
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 774, in _callmethod
    raise convert_to_error(kind, result)
threading.BrokenBarrierError
Process Process-61:
Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 249, in _bootstrap
    self.run()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 93, in run
    self._target(*self._args, **self._kwargs)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1179, in task
    self.f(*self.args)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1385, in _test_timeout_f
    i = barrier.wait()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 1040, in wait
    return self._callmethod('wait', (timeout,))
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 774, in _callmethod
    raise convert_to_error(kind, result)
threading.BrokenBarrierError
test_answer_challenge_auth_failure (test.test_multiprocessing_spawn.OtherTest) ... ok
test_deliver_challenge_auth_failure (test.test_multiprocessing_spawn.OtherTest) ... ok

(...)

======================================================================
ERROR: test_timeout (test.test_multiprocessing_spawn.WithManagerTestBarrier)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1399, in test_timeout
    self.run_threads(self._test_timeout_f, (self.barrier, results))
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1228, in run_threads
    f(*args)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 1385, in _test_timeout_f
    i = barrier.wait()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 1040, in wait
    return self._callmethod('wait', (timeout,))
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\managers.py", line 774, in _callmethod
    raise convert_to_error(kind, result)
threading.BrokenBarrierError

----------------------------------------------------------------------
Ran 277 tests in 762.297s

FAILED (errors=1, skipped=24)
test test_multiprocessing_spawn failed

----------
components: Tests
keywords: buildbot
messages: 293328
nosy: haypo
priority: normal
severity: normal
status: open
title: test_timeout() of test_multiprocessing_spawn.WithManagerTestBarrier fails randomly on x86 Windows7 3.x buildbot
versions: Python 3.7

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue30317>
_______________________________________