[3.14] Add MSan to CI (GH-158625) (#158834) #212239
build.yml
on: push
Change detection
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Create context from changed files
10s
Matrix: Address sanitizer
Matrix: build-macos
Matrix: build-san
Matrix: Ubuntu SSL tests
Matrix: build-ubuntu
Matrix: build-windows-msi
Waiting for pending jobs
Matrix: build-windows
Matrix: cifuzz
Waiting for pending jobs
Check if Autoconf files are up to date
25s
Check if generated files are up to date
2m 21s
C API Docs
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Check if all C APIs are documented
13s
Ubuntu (installed)
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build, install and test
5m 45s
iOS
20m 50s
Emscripten
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build and test
20m 54s
WASI
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build and test
6m 48s
Hypothesis tests on Ubuntu
8m 19s
Cross build Linux
3m 21s
Docs
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Check EPUB
Docs
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Docs
Docs
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Doctest
Check if the ABI has changed
1m 39s
Matrix: build-android
All required checks pass
2s
Annotations
2 errors, 15 warnings, and 7 notices
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macOS / build and test (macos-26-intel)
The hosted runner lost communication with the server. Anything in your workflow that terminates the runner process, starves it for CPU/Memory, or blocks its network access can cause this error.
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All required checks pass
Process completed with exit code 1.
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Hypothesis tests on Ubuntu
No files were found with the provided path: /home/runner/work/cpython/cpython-builddir/.hypothesis/examples/. No artifacts will be uploaded.
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macOS (free-threading) / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated
dependents or dependents with broken linkage!
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macOS / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated
dependents or dependents with broken linkage!
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Windows / Build and test (arm64):
Modules/unicodedata.c#L1569
'function': conversion from 'size_t' to 'int', possible loss of data [C:\a\cpython\cpython\PCbuild\unicodedata.vcxproj]
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Windows / Build and test (arm64):
Python/generated_cases.c.h#L12359
'initializing': conversion from '__int64' to 'int', possible loss of data [C:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
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Windows / Build and test (arm64):
Python/generated_cases.c.h#L7662
'initializing': conversion from '__int64' to 'int', possible loss of data [C:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
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Windows / Build and test (x64):
Modules/unicodedata.c#L1569
'function': conversion from 'size_t' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\unicodedata.vcxproj]
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Windows / Build and test (x64):
Python/generated_cases.c.h#L12359
'initializing': conversion from '__int64' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
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Windows / Build and test (x64):
Python/generated_cases.c.h#L7662
'initializing': conversion from '__int64' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
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Windows (free-threading) / Build and test (arm64):
Modules/unicodedata.c#L1569
'function': conversion from 'size_t' to 'int', possible loss of data [C:\a\cpython\cpython\PCbuild\unicodedata.vcxproj]
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Windows (free-threading) / Build and test (arm64):
Python/generated_cases.c.h#L12359
'initializing': conversion from '__int64' to 'int', possible loss of data [C:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
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Windows (free-threading) / Build and test (arm64):
Python/generated_cases.c.h#L7662
'initializing': conversion from '__int64' to 'int', possible loss of data [C:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
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Windows (free-threading) / Build and test (x64):
Modules/unicodedata.c#L1569
'function': conversion from 'size_t' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\unicodedata.vcxproj]
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Windows (free-threading) / Build and test (x64):
Python/generated_cases.c.h#L12359
'initializing': conversion from '__int64' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
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Windows (free-threading) / Build and test (x64):
Python/generated_cases.c.h#L7662
'initializing': conversion from '__int64' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
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Change detection / Create context from changed files
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
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C API Docs / Check if all C APIs are documented
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
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Android (aarch64)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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macOS (free-threading) / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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macOS / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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iOS
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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All required checks pass
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
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Artifacts
Produced during runtime
| Name | Size | Digest | |
|---|---|---|---|
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UBSan-logs-default
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1.56 KB |
sha256:ed3ca15a9b952adc2c96bb3d4ec10b093f8033ca992805181c35fb21529efffd
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