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gh-156865: struct.pack() check for overflows for Zf type #210087

gh-156865: struct.pack() check for overflows for Zf type

gh-156865: struct.pack() check for overflows for Zf type #210087

Triggered via pull request September 19, 2026 00:00
Status Failure
Total duration 32m 41s
Artifacts 2

build.yml

on: pull_request
Change detection  /  Create context from changed files
16s
Change detection / Create context from changed files
Matrix: Address sanitizer
Matrix: build-macos
Matrix: build-san
Matrix: Ubuntu SSL tests
Matrix: build-ubuntu
Matrix: build-windows
Matrix: cifuzz
Docs  /  Doctest
7m 26s
Docs / Doctest
Docs  /  Check EPUB
1m 53s
Docs / Check EPUB
Check if Autoconf files are up to date
30s
Check if Autoconf files are up to date
Check if generated files are up to date
5m 2s
Check if generated files are up to date
C API Docs  /  Check if all C APIs are documented
9s
C API Docs / Check if all C APIs are documented
Ubuntu (installed)  /  build, install and test
6m 36s
Ubuntu (installed) / build, install and test
iOS
22m 16s
iOS
Emscripten  /  build and test
14m 56s
Emscripten / build and test
WASI  /  build and test
5m 11s
WASI / build and test
Hypothesis tests on Ubuntu
10m 13s
Hypothesis tests on Ubuntu
Lazy imports enabled  /  Run Tests with lazy_imports=all
8m 13s
Lazy imports enabled / Run Tests with lazy_imports=all
Cross build Linux
4m 41s
Cross build Linux
Matrix: build-android
Docs  /  ...  /  Check for removed HTML IDs
2m 17s
Docs / Check for removed HTML IDs / Check for removed HTML IDs
All required checks pass
5s
All required checks pass
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Annotations

27 errors, 7 warnings, and 11 notices
Docs / Check EPUB
Process completed with exit code 1.
Docs / Docs
Process completed with exit code 2.
WASI / build and test
Process completed with exit code 2.
Ubuntu (installed) / build, install and test
Process completed with exit code 2.
Lazy imports enabled / Run Tests with lazy_imports=all
Process completed with exit code 123.
Windows / Build and test (x64, tail-call)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-26.04)
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-26.04-arm)
Process completed with exit code 2.
Hypothesis tests on Ubuntu
Process completed with exit code 2.
Windows (free-threading) / Build and test (x64, tail-call)
Process completed with exit code 2.
Ubuntu (bolt) / build and test (ubuntu-26.04)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-26.04-arm)
Process completed with exit code 2.
macOS / build and test (macos-26)
Process completed with exit code 2.
Address sanitizer (ubuntu-26.04)
Process completed with exit code 2.
macOS (free-threading) / build and test (macos-26)
Process completed with exit code 2.
Emscripten / build and test
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-26.04)
Process completed with exit code 2.
macOS / build and test (macos-26-intel)
Process completed with exit code 2.
Android (x86_64)
Process completed with exit code 1.
Windows / Build and test (arm64, switch-case)
Process completed with exit code 2.
iOS
Process completed with exit code 1.
Windows / Build and test (Win32, switch-case)
Process completed with exit code 2.
Windows / Build and test (x64, switch-case)
Process completed with exit code 2.
Sanitizers / UBSan
Process completed with exit code 2.
Windows (free-threading) / Build and test (x64, switch-case)
Process completed with exit code 2.
All required checks pass
Process completed with exit code 1.
Windows (free-threading) / Build and test (arm64, switch-case)
Process completed with exit code 2.
Cross build Linux: Parser/lexer/string.c#L81
variable ‘previous_end’ set but not used [-Wunused-but-set-variable]
Ubuntu (installed) / build, install and test: Parser/lexer/string.c#L81
variable ‘previous_end’ set but not used [-Wunused-but-set-variable]
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.
macOS / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
Address sanitizer (ubuntu-26.04): Parser/lexer/string.c#L81
variable ‘previous_end’ set but not used [-Wunused-but-set-variable]
macOS (free-threading) / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26-intel)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
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"
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"
Docs / Check EPUB
"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"
Docs / Docs
"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"
Docs / Check for removed HTML IDs / Check for removed HTML IDs
"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"
CIFuzz / cpython3 (memory)
"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"
CIFuzz / cpython3 (address)
"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"
Windows / Build and test (arm64, switch-case)
"The windows-11-arm label will migrate to use Visual Studio 2026 by default beginning September 21, 2026. For more information see https://github.com/actions/runner-images/issues/14602"
CIFuzz / cpython3 (undefined)
"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"
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"
Windows (free-threading) / Build and test (arm64, switch-case)
"The windows-11-arm label will migrate to use Visual Studio 2026 by default beginning September 21, 2026. For more information see https://github.com/actions/runner-images/issues/14602"

Artifacts

Produced during runtime
Name Size Digest
UBSan-logs-default
1.59 KB
sha256:b569a0cae9b53a9fb63ec10dbcc66198dc2f252f9988faaa697a588e496e98e2
html-ids-head.json.gz
129 KB
sha256:982883adf78c68f31601e21971101891d2ee4fdaf07dde67c74132e1f0e61951