# Bug report Configuration: ``` ./configure --with-pydebug ``` ```sh $ ./python -m test test_concurrent_futures 0:00:00 load avg: 5.30 Run tests sequentially 0:00:00 load avg: 5.30 [1/1] test_concurrent_futures /workspace/cpython/Lib/multiprocessing/popen_fork.py:66: DeprecationWarning: This process (pid=150426) is multi-threaded, use of fork() may lead to deadlocks in the child. self.pid = os.fork() /workspace/cpython/Lib/multiprocessing/resource_tracker.py:224: UserWarning: resource_tracker: There appear to be 6 leaked semaphore objects to clean up at shutdown warnings.warn('resource_tracker: There appear to be %d ' Traceback (most recent call last): File "/workspace/cpython/Lib/multiprocessing/util.py", line 300, in _run_finalizers finalizer() File "/workspace/cpython/Lib/multiprocessing/util.py", line 224, in __call__ res = self._callback(*self._args, **self._kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/workspace/cpython/Lib/multiprocessing/synchronize.py", line 87, in _cleanup sem_unlink(name) FileNotFoundError: [Errno 2] No such file or directory Traceback (most recent call last): File "/workspace/cpython/Lib/multiprocessing/util.py", line 300, in _run_finalizers finalizer() File "/workspace/cpython/Lib/multiprocessing/util.py", line 224, in __call__ res = self._callback(*self._args, **self._kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/workspace/cpython/Lib/multiprocessing/synchronize.py", line 87, in _cleanup sem_unlink(name) FileNotFoundError: [Errno 2] No such file or directory Traceback (most recent call last): File "/workspace/cpython/Lib/multiprocessing/util.py", line 300, in _run_finalizers finalizer() File "/workspace/cpython/Lib/multiprocessing/util.py", line 224, in __call__ res = self._callback(*self._args, **self._kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/workspace/cpython/Lib/multiprocessing/synchronize.py", line 87, in _cleanup sem_unlink(name) FileNotFoundError: [Errno 2] No such file or directory Traceback (most recent call last): File "/workspace/cpython/Lib/multiprocessing/util.py", line 300, in _run_finalizers finalizer() File "/workspace/cpython/Lib/multiprocessing/util.py", line 224, in __call__ res = self._callback(*self._args, **self._kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/workspace/cpython/Lib/multiprocessing/synchronize.py", line 87, in _cleanup sem_unlink(name) FileNotFoundError: [Errno 2] No such file or directory Traceback (most recent call last): File "/workspace/cpython/Lib/multiprocessing/util.py", line 300, in _run_finalizers finalizer() File "/workspace/cpython/Lib/multiprocessing/util.py", line 224, in __call__ res = self._callback(*self._args, **self._kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/workspace/cpython/Lib/multiprocessing/synchronize.py", line 87, in _cleanup sem_unlink(name) FileNotFoundError: [Errno 2] No such file or directory Traceback (most recent call last): File "/workspace/cpython/Lib/multiprocessing/util.py", line 300, in _run_finalizers finalizer() File "/workspace/cpython/Lib/multiprocessing/util.py", line 224, in __call__ res = self._callback(*self._args, **self._kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/workspace/cpython/Lib/multiprocessing/synchronize.py", line 87, in _cleanup sem_unlink(name) FileNotFoundError: [Errno 2] No such file or directory test_concurrent_futures passed in 2 min 17 sec == Tests result: SUCCESS == 1 test OK. Total duration: 2 min 17 sec Tests result: SUCCESS ``` # Your environment <!-- Include as many relevant details as possible about the environment you experienced the bug in --> - CPython versions tested on: CPython 3.12.0a7+ - Operating system and architecture: Ubuntu 22.04.2 LTS | Linux-5.15.0-47-generic-x86_64-with-glibc2.35 little-endian <!-- gh-linked-prs --> ### Linked PRs * gh-106795 * gh-106807 * gh-106888 * gh-115410 <!-- /gh-linked-prs -->