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[3.13] gh-153711: Avoid use of dup3 and pipe2 calls introduced in macOS 27 #204635

[3.13] gh-153711: Avoid use of dup3 and pipe2 calls introduced in macOS 27

[3.13] gh-153711: Avoid use of dup3 and pipe2 calls introduced in macOS 27 #204635

Triggered via pull request August 5, 2026 06:57
Status Failure
Total duration 19m 0s
Artifacts 4

build.yml

on: pull_request
Change detection  /  Create context from changed files
13s
Change detection / Create context from changed files
Matrix: Address sanitizer
Matrix: build-macos
Matrix: build-san
Matrix: Ubuntu SSL tests with OpenSSL
Matrix: build-ubuntu
Matrix: build-windows-msi
Waiting for pending jobs
Matrix: build-windows
Waiting for pending jobs
Matrix: cifuzz
Docs  /  Docs
1m 36s
Docs / Docs
Docs  /  Doctest
6m 39s
Docs / Doctest
Docs  /  Check EPUB
1m 42s
Docs / Check EPUB
Check if Autoconf files are up to date
26s
Check if Autoconf files are up to date
Check if generated files are up to date
4m 41s
Check if generated files are up to date
C API Docs  /  Check if all C APIs are documented
11s
C API Docs / Check if all C APIs are documented
WASI  /  build and test
7m 37s
WASI / build and test
Hypothesis tests on Ubuntu
17m 52s
Hypothesis tests on Ubuntu
Check if the ABI has changed
1m 37s
Check if the ABI has changed
Matrix: build-android
All required checks pass
5s
All required checks pass
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2 errors and 12 warnings
Docs / Docs
Process completed with exit code 2.
Docs / Check EPUB
Process completed with exit code 1.
Check if the ABI has changed
The `python-version` input is not set. The version of Python currently in `PATH` will be used.
Address sanitizer (ubuntu-24.04): Modules/_decimal/libmpdec/io.c#L349
writing 1 byte into a region of size 0 [-Wstringop-overflow=]
Address sanitizer (ubuntu-24.04): Modules/_decimal/libmpdec/io.c#L349
writing 1 byte into a region of size 0 [-Wstringop-overflow=]
Address sanitizer (ubuntu-24.04): Modules/_decimal/libmpdec/io.c#L349
writing 1 byte into a region of size 0 [-Wstringop-overflow=]
Address sanitizer (ubuntu-24.04): Modules/_decimal/libmpdec/io.c#L349
writing 1 byte into a region of size 0 [-Wstringop-overflow=]
Address sanitizer (ubuntu-24.04): Modules/_decimal/libmpdec/io.c#L349
writing 1 byte into a region of size 0 [-Wstringop-overflow=]
Address sanitizer (ubuntu-24.04): Modules/_decimal/libmpdec/io.c#L349
writing 1 byte into a region of size 0 [-Wstringop-overflow=]
Address sanitizer (ubuntu-24.04): Modules/_decimal/libmpdec/io.c#L349
writing 1 byte into a region of size 0 [-Wstringop-overflow=]
Address sanitizer (ubuntu-24.04): Modules/_decimal/libmpdec/io.c#L349
writing 1 byte into a region of size 0 [-Wstringop-overflow=]
Address sanitizer (ubuntu-24.04): Python/import.c#L1197
‘__builtin_strncpy’ output truncated before terminating nul copying as many bytes from a string as its length [-Wstringop-truncation]
Address sanitizer (ubuntu-24.04): Include/internal/pycore_dict.h#L302
writing 1 byte into a region of size 0 [-Wstringop-overflow=]
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.

Artifacts

Produced during runtime
Name Size Digest
TSan-logs-free-threading
1.77 KB
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address-artifacts
2.74 KB
sha256:b23379c27ba6a1ecdedf7bbe4dbc3fc3ffa1ecffc12e264f98f810c9355605da
memory-artifacts
1.91 KB
sha256:9a622aa75083fe03114e141555f0ce39d4d5a1b50db2834c7a2e4417f726d3ea
undefined-artifacts
1.89 KB
sha256:a65bf99603fa91c4beb683a44623d830bc81818d574a6e43557255f52cbae584