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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[BUG]: cuda_bindings/examples globalToShmemAsyncCopy_test.py \"catastrophic error\" is masked by pytest skipped","articleBody":"### Is this a duplicate?\n\n- [x] I confirmed there appear to be no [duplicate issues](https://github.com/NVIDIA/cuda-python/issues) for this bug and that I agree to the [Code of Conduct](CODE_OF_CONDUCT.md)\n\n### Type of Bug\n\nSilent Failure\n\n### Component\n\ncuda.bindings\n\n### Describe the bug\n\nThe \"catastrophic error\" below was overlooked in the the preparation for SWQA testing, because it's masked as `skipped`.\n\n### How to Reproduce\n\n```\n(WinDevVenv) PS C:\\Users\\rgrossekunst\\forked\\cuda-python-private\\unreleased-13.0\\cuda_bindings> python -m pytest -s -vv examples\\\n================================================= test session starts =================================================\nplatform win32 -- Python 3.13.5, pytest-8.4.1, pluggy-1.6.0 -- C:\\Users\\rgrossekunst\\forked\\cuda-python-private\\unreleased-13.0\\WinDevVenv\\scripts\\python.exe\ncachedir: .pytest_cache\nbenchmark: 5.1.0 (defaults: timer=time.perf_counter disable_gc=False min_rounds=5 min_time=0.000005 max_time=1.0 calibration_precision=10 warmup=False warmup_iterations=100000)\nrootdir: C:\\Users\\rgrossekunst\\forked\\cuda-python-private\\unreleased-13.0\\cuda_bindings\\examples\nconfigfile: pytest.ini\nplugins: benchmark-5.1.0\ncollecting ... sourceCode.cu(2): catastrophic error: cannot open source file \"cuda/barrier\"\n      #include \u003ccuda/barrier>\n                             ^\n\n1 catastrophic error detected in the compilation of \"sourceCode.cu\".\nCompilation terminated.\n\nCUDA error code=6(b'NVRTC_ERROR_COMPILATION')\ncollected 1 item\n\nexamples\\3_CUDA_Features\\globalToShmemAsyncCopy_test.py::main SKIPPED (Automation filter against incompatible\nkernel)\n\n================================================= 1 skipped in 0.49s ==================================================\n```\n\n\n### Expected behavior\n\nWe need to be more selective in catching and processing this kind of error.\n\n### Operating System\n\n_No response_\n\n### nvidia-smi output\n\n_No response_","author":{"url":"https://github.com/rwgk","@type":"Person","name":"rwgk"},"datePublished":"2025-06-26T16:14:30Z","url":"https://github.com/NVIDIA/cuda-python/issues/730"}