The Buildbot has detected a new failure on builder ARM64 MacOS M1 Refleaks NoGIL 3.13 while building python/cpython. Full details are available at: https://buildbot.python.org/all/#/builders/1396/builds/59

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

Worker for this Build: itamaro-macos-arm64-aws

Build Reason: <unknown> Blamelist: Lysandros Nikolaou <lisandrosnik@gmail.com>, Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>, Victor Stinner <vstinner@python.org>

BUILD FAILED: failed test (failure)

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

==

Captured traceback

Traceback (most recent call last): File "<string>", line 1, in <module> from multiprocessing import Pool; pool = Pool(1); print(pool.apply_async("Python".lower).get(3)); pool.terminate() ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^ File "/Users/ec2-user/buildbot/buildarea/3.13.itamaro-macos-arm64-aws.macos-with-brew.refleak.nogil/build/Lib/multiprocessing/pool.py", line 770, in get raise TimeoutError multiprocessing.context.TimeoutError Exception ignored in: <function Pool.__del__ at 0x20000a5b950> Traceback (most recent call last): File "/Users/ec2-user/buildbot/buildarea/3.13.itamaro-macos-arm64-aws.macos-with-brew.refleak.nogil/build/Lib/multiprocessing/pool.py", line 271, in __del__ File "/Users/ec2-user/buildbot/buildarea/3.13.itamaro-macos-arm64-aws.macos-with-brew.refleak.nogil/build/Lib/multiprocessing/queues.py", line 391, in put AttributeError: 'NoneType' object has no attribute 'dumps'

Traceback (most recent call last): File "/Users/ec2-user/buildbot/buildarea/3.13.itamaro-macos-arm64-aws.macos-with-brew.refleak.nogil/build/Lib/test/test_venv.py", line 519, in test_multiprocessing out, err = check_output([self.envpy(real_env_dir=True), '-c', ~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 'from multiprocessing import Pool; ' ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 'pool = Pool(1); ' ^^^^^^^^^^^^^^^^^^ 'print(pool.apply_async("Python".lower).get(3)); ' ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 'pool.terminate()']) ^^^^^^^^^^^^^^^^^^^^ File "/Users/ec2-user/buildbot/buildarea/3.13.itamaro-macos-arm64-aws.macos-with-brew.refleak.nogil/build/Lib/test/test_venv.py", line 57, in check_output raise subprocess.CalledProcessError( p.returncode, cmd, out, err) subprocess.CalledProcessError: Command '['/private/var/folders/_q/8dg9wwv919lc1wttgcxmzwt80000gn/T/test_python_2hx205vo/tmp7mdgjtxh/bin/python.exe', '-c', 'from multiprocessing import Pool; pool = Pool(1); print(pool.apply_async("Python".lower).get(3)); pool.terminate()']' returned non-zero exit status 1.

Test report

Failed tests:

• test_venv
• test_free_threading

Test leaking resources:

• test_free_threading: memory blocks
• test_free_threading: references

Sincerely, -The Buildbot