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gracefully update the behavior of the buffering argument to open to support buffered text streams too #168426

gracefully update the behavior of the buffering argument to open to support buffered text streams too

gracefully update the behavior of the buffering argument to open to support buffered text streams too #168426

Triggered via pull request October 4, 2025 15:31
Status Failure
Total duration 31m 10s
Artifacts 1

build.yml

on: pull_request
Change detection  /  Create context from changed files
13s
Change detection / Create context from changed files
Matrix: build-android
Matrix: Address sanitizer
Matrix: build-macos
Matrix: build-san
Matrix: Ubuntu SSL tests with AWS-LC
Matrix: Ubuntu SSL tests with OpenSSL
Matrix: build-ubuntu
Matrix: build-windows-msi
Waiting for pending jobs
Matrix: build-windows
Matrix: CIFuzz
Docs  /  Docs
1m 46s
Docs / Docs
Docs  /  Doctest
6m 58s
Docs / Doctest
Docs  /  Check EPUB
1m 38s
Docs / Check EPUB
Check if Autoconf files are up to date
27s
Check if Autoconf files are up to date
Check if generated files are up to date
7m 10s
Check if generated files are up to date
WASI  /  build and test
10m 46s
WASI / build and test
Hypothesis tests on Ubuntu
8m 55s
Hypothesis tests on Ubuntu
Cross build Linux
5m 41s
Cross build Linux
All required checks pass
5s
All required checks pass
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5 errors and 14 warnings
Docs / Check EPUB
Process completed with exit code 2.
Docs / Docs
Process completed with exit code 255.
Docs / Docs
Process completed with exit code 2.
Docs / Doctest
Process completed with exit code 2.
All required checks pass
Process completed with exit code 1.
Docs / Docs: Doc/library/functions.rst#L1413
Block quote ends without a blank line; unexpected unindent. [docutils]
Docs / Docs: Doc/library/functions.rst#L1406
Block quote ends without a blank line; unexpected unindent. [docutils]
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)
xz 5.8.1 is already installed and up-to-date. To reinstall 5.8.1, run: brew reinstall xz
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)
pkgconf 2.5.1 is already installed and up-to-date. To reinstall 2.5.1, run: brew reinstall pkgconf
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)
xz 5.8.1 is already installed and up-to-date. To reinstall 5.8.1, run: brew reinstall xz
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)
pkgconf 2.5.1 is already installed and up-to-date. To reinstall 2.5.1, run: brew reinstall pkgconf
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-15-intel)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-15-intel)
tcl-tk@8 8.6.17 is already installed and up-to-date. To reinstall 8.6.17, run: brew reinstall tcl-tk@8
macOS / build and test (macos-15-intel)
gdbm 1.26 is already installed and up-to-date. To reinstall 1.26, run: brew reinstall gdbm
macOS / build and test (macos-15-intel)
xz 5.8.1 is already installed and up-to-date. To reinstall 5.8.1, run: brew reinstall xz
macOS / build and test (macos-15-intel)
pkgconf 2.5.1 is already installed and up-to-date. To reinstall 2.5.1, run: brew reinstall pkgconf

Artifacts

Produced during runtime
Name Size Digest
UBSan-logs-default
16.8 KB
sha256:8d50e37f2948f39a812e59e8c251547c780f2ca5f973d920ec44ab71ad93aa4f