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test_multiprocessing fails randomly on Windows #81304

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pablogsal opened this issue Jun 1, 2019 · 6 comments
Closed

test_multiprocessing fails randomly on Windows #81304

pablogsal opened this issue Jun 1, 2019 · 6 comments
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3.7 (EOL) end of life 3.8 only security fixes 3.9 only security fixes tests Tests in the Lib/test dir type-bug An unexpected behavior, bug, or error

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@pablogsal
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BPO 37123
Nosy @vstinner, @pablogsal, @miss-islington, @tirkarthi
PRs
  • bpo-37123: multiprocessing test_mymanager() accepts SIGTERM #16349
  • [3.8] bpo-37123: multiprocessing test_mymanager() accepts SIGTERM (GH-16349) #16352
  • [3.7] bpo-37123: multiprocessing test_mymanager() accepts SIGTERM (GH-16349) #16353
    		•

    Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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    GitHub fields:

    assignee = None
closed_at = <Date 2019-09-24.12:40:17.077>
created_at = <Date 2019-06-01.16:05:31.948>
labels = ['3.7', '3.8', 'type-bug', 'tests', '3.9']
title = 'test_multiprocessing fails randomly on Windows'
updated_at = <Date 2019-09-24.12:40:17.072>
user = 'https://github.com/pablogsal'

    bugs.python.org fields:

    activity = <Date 2019-09-24.12:40:17.072>
actor = 'vstinner'
assignee = 'none'
closed = True
closed_date = <Date 2019-09-24.12:40:17.077>
closer = 'vstinner'
components = ['Tests']
creation = <Date 2019-06-01.16:05:31.948>
creator = 'pablogsal'
dependencies = []
files = []
hgrepos = []
issue_num = 37123
keywords = ['patch']
message_count = 6.0
messages = ['344180', '344188', '344189', '353082', '353086', '353088']
nosy_count = 4.0
nosy_names = ['vstinner', 'pablogsal', 'miss-islington', 'xtreak']
pr_nums = ['16349', '16352', '16353']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue37123'
versions = ['Python 3.7', 'Python 3.8', 'Python 3.9']
    @pablogsal
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    https://buildbot.python.org/all/#/builders/58/builds/2539
    https://buildbot.python.org/all/#/builders/58/builds/2539

    Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\test_venv.py", line 327, in test_multiprocessing
    out, err = check_output([envpy, '-c',
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\test_venv.py", line 42, in check_output
    raise subprocess.CalledProcessError(
subprocess.CalledProcessError: Command '['d:\\temp\\tmp_qt0ywa6\\Scripts\\python_d.exe', '-c', 'from multiprocessing import Pool; print(Pool(1).apply_async("Python".lower).get(3))']' returned non-zero exit status 3221225477.

    ======================================================================
    FAIL: test_mymanager (test.test_multiprocessing_spawn.WithManagerTestMyManager)
    ----------------------------------------------------------------------

    Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\_test_multiprocessing.py", line 2806, in test_mymanager
    self.assertEqual(manager._process.exitcode, 0)
AssertionError: -15 != 0

    @tirkarthi
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    I couldn't find the traceback for test_venv in the buildbot logs. They were skipped and fixed as part of bpo-35978.

    @tirkarthi tirkarthi added tests Tests in the Lib/test dir 3.8 only security fixes type-bug An unexpected behavior, bug, or error labels Jun 1, 2019
    @pablogsal
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    Sorry, I posted the same link twice. Here is the test_venv failure:

    https://buildbot.python.org/all/#/builders/58/builds/2538

    @vstinner
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    New changeset b0e1ae5 by Victor Stinner in branch 'master':
    bpo-37123: multiprocessing test_mymanager() accepts SIGTERM (GH-16349)
    b0e1ae5

    @miss-islington
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    New changeset 46f6c56 by Miss Islington (bot) in branch '3.7':
    bpo-37123: multiprocessing test_mymanager() accepts SIGTERM (GH-16349)
    46f6c56

    @miss-islington
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    New changeset 081641f by Miss Islington (bot) in branch '3.8':
    bpo-37123: multiprocessing test_mymanager() accepts SIGTERM (GH-16349)
    081641f

    @vstinner vstinner added 3.7 (EOL) end of life 3.9 only security fixes labels Sep 24, 2019
    @ezio-melotti ezio-melotti transferred this issue from another repository Apr 10, 2022
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