The Buildbot has detected a new failure on builder AMD64 Windows Server 2022 NoGIL 3.x while building python/cpython. Full details are available at: https://buildbot.python.org/#/builders/1241/builds/8892

Buildbot URL: https://buildbot.python.org/

Worker for this Build: itamaro-win64-srv-22-aws

Build Reason: <unknown> Blamelist: Brandt Bucher <brandt@python.org>, Gregory P. Smith <68491+gpshead@users.noreply.github.com>, Ned Batchelder <ned@nedbatchelder.com>

BUILD FAILED: failed test (failure)

Summary of the results of the build (if available):

==

Captured traceback

Traceback (most recent call last): File "C:\bbarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\contextlib.py", line 116, in inner return func(*args, **kwds) File "C:\bbarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\test\_test_multiprocessing.py", line 5699, in test_wait_integer self.assertEqual(res, [p.sentinel]) ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^ AssertionError: Lists differ: [] != [840]

Traceback (most recent call last): File "C:\bbarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\test\test_logging.py", line 6749, in test_rollover_at_midnight self.assertIn(f'testing2 {i}', line) ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^ AssertionError: 'testing2 0' not found in '2026-06-29 01:54:39,114 testing1 0\n'

Traceback (most recent call last): File "C:\bbarea\3.x.itamaro-win64-srv-22-aws.x64.nogil\build\Lib\test\test_logging.py", line 6749, in test_rollover_at_midnight self.assertIn(f'testing2 {i}', line) ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^ AssertionError: 'testing2 0' not found in '2026-06-29 02:02:37,101 testing1 0\n'

Test report

Failed tests:

• test_logging

Failed subtests:

• test_wait_integer - test.test_multiprocessing_spawn.test_misc.TestWait.test_wait_integer
• test_rollover_at_midnight - test.test_logging.TimedRotatingFileHandlerTest.test_rollover_at_midnight

Sincerely, -The Buildbot