The Buildbot has detected a new failure on builder x86-64 macOS 3.9 while building python/cpython. Full details are available at: https://buildbot.python.org/all/#builders/108/builds/159

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

Worker for this Build: billenstein-macos

Build Reason: <unknown> Blamelist: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>

BUILD FAILED: failed test (failure)

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

== Tests result: FAILURE then FAILURE ==

406 tests OK.

10 slowest tests:

• test_concurrent_futures: 4 min 20 sec
• test_unparse: 2 min 57 sec
• test_tokenize: 2 min 49 sec
• test_multiprocessing_spawn: 2 min 30 sec
• test_lib2to3: 2 min 5 sec
• test_multiprocessing_forkserver: 1 min 59 sec
• test_unicodedata: 1 min 46 sec
• test_asyncio: 1 min 40 sec
• test_capi: 1 min 30 sec
• test_io: 59.6 sec

1 test failed: test_importlib

18 tests skipped: test_devpoll test_epoll test_gdb test_ioctl test_msilib test_multiprocessing_fork test_ossaudiodev test_smtpnet test_spwd test_ssl test_startfile test_tix test_tk test_ttk_guionly test_winconsoleio test_winreg test_winsound test_zipfile64

Total duration: 33 min 50 sec

Captured traceback

Traceback (most recent call last): File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/test_importlib/test_threaded_import.py", line 257, in test_multiprocessing_pool_circular_import script_helper.assert_python_ok(fn) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/support/script_helper.py", line 156, in assert_python_ok return _assert_python(True, *args, **env_vars) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/support/script_helper.py", line 142, in _assert_python res.fail(cmd_line) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/support/script_helper.py", line 70, in fail raise AssertionError("Process return code is %d\n" AssertionError: Process return code is 1 command line: ['/Users/buildbot/buildarea/3.9.billenstein-macos/build/python.exe', '-X', 'faulthandler', '-I', '/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/test_importlib/partial/pool_in_threads.py']

Traceback (most recent call last): Traceback (most recent call last): File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t Traceback (most recent call last): Traceback (most recent call last): Traceback (most recent call last): Traceback (most recent call last): File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 119, in Pool File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 303, in _repopulate_pool return self._repopulate_pool_static(self._ctx, self.Process, File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 326, in _repopulate_pool_static w.start() File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/test/test_importlib/partial/pool_in_threads.py", line 9, in t with multiprocessing.Pool(1): File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 196, in __init__ self._change_notifier = self._ctx.SimpleQueue() File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/process.py", line 121, in start self._popen = self._Popen(self) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 196, in __init__ self._change_notifier = self._ctx.SimpleQueue() File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 113, in SimpleQueue return SimpleQueue(ctx=self.get_context()) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/queues.py", line 347, in __init__ self._wlock = ctx.Lock() File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 119, in Pool File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 284, in _Popen return Popen(process_obj) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 68, in Lock return Lock(ctx=self.get_context()) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 113, in SimpleQueue return SimpleQueue(ctx=self.get_context()) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/popen_spawn_posix.py", line 32, in __init__ super().__init__(process_obj) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/synchronize.py", line 162, in __init__ SemLock.__init__(self, SEMAPHORE, 1, 1, ctx=ctx) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/queues.py", line 347, in __init__ self._wlock = ctx.Lock() File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 119, in Pool return Pool(processes, initializer, initargs, maxtasksperchild, File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/synchronize.py", line 57, in __init__ sl = self._semlock = _multiprocessing.SemLock( File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/context.py", line 68, in Lock return Lock(ctx=self.get_context()) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 212, in __init__ self._repopulate_pool() File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 303, in _repopulate_pool return self._repopulate_pool_static(self._ctx, self.Process, File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/popen_fork.py", line 19, in __init__ self._launch(process_obj) File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 303, in _repopulate_pool return self._repopulate_pool_static(self._ctx, self.Process, File "/Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/pool.py", line 326, in _repopulate_pool_static w.start() OSError: [Errno 24] Too many open files /Users/buildbot/buildarea/3.9.billenstein-macos/build/Lib/multiprocessing/resource_tracker.py:216: UserWarning: resource_tracker: There appear to be 34 leaked semaphore objects to clean up at shutdown warnings.warn('resource_tracker: There appear to be %d '

Test report

Failed tests:

• test_importlib

Failed subtests:

• test_multiprocessing_pool_circular_import - test.test_importlib.test_threaded_import.ThreadedImportTests

Sincerely, -The Buildbot