classification
Title: test_multiprocessing_spawn fails on Windows7 3.x buildbot
Type: Stage: resolved
Components: Tests, Windows Versions: Python 3.8
process
Status: closed Resolution: fixed
Dependencies: Superseder:
Assigned To: Nosy List: pablogsal, paul.moore, steve.dower, tim.golden, zach.ware
Priority: normal Keywords: patch

Created on 2019-03-22 00:00 by pablogsal, last changed 2019-08-02 22:05 by steve.dower. This issue is now closed.

Pull Requests
URL Status Linked Edit
PR 12489 merged pablogsal, 2019-03-22 00:56
Messages (1)
msg338573 - (view) Author: Pablo Galindo Salgado (pablogsal) * (Python committer) Date: 2019-03-22 00:00
https://buildbot.python.org/all/#/builders/58/builds/2098/steps/3/logs/stdio

Process Process-2:
Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 302, in _bootstrap
    self.run()
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\multiprocessing\process.py", line 99, 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 4585, in child
    join_process(p)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 88, in join_process
    support.join_thread(process, timeout=TIMEOUT)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\support\__init__.py", line 2244, in join_thread
    raise AssertionError(msg)
AssertionError: failed to join the thread in 30.0 seconds
Timeout (0:15:00)!


======================================================================
FAIL: test_abort (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 1765, in test_abort
    self.assertEqual(len(results2), self.N-1)
AssertionError: 5 != 4
----------------------------------------------------------------------
Ran 344 tests in 717.841s
FAILED (failures=1, skipped=40)
1 test failed again:
    test_multiprocessing_spawn
== Tests result: FAILURE then FAILURE ==
388 tests OK.

Looks like a race condition, new builds are OK.
History
Date User Action Args
2019-08-02 22:05:28steve.dowersetstatus: open -> closed
resolution: fixed
stage: patch review -> resolved
2019-03-22 00:56:21pablogsalsetkeywords: + patch
stage: patch review
pull_requests: + pull_request12441
2019-03-22 00:00:00pablogsalcreate