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[3.14] gh-160324: Keep io.StringIO state after MemoryError (GH-160325) #217411

[3.14] gh-160324: Keep io.StringIO state after MemoryError (GH-160325)

[3.14] gh-160324: Keep io.StringIO state after MemoryError (GH-160325) #217411

Triggered via pull request October 31, 2026 23:09
Status Failure
Total duration 4m 44s
Artifacts –

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
Matrix: build-ubuntu
Matrix: build-windows-msi
Waiting for pending jobs
Matrix: build-windows
Matrix: cifuzz
Waiting for pending jobs
Docs  /  Docs
1m 58s
Docs / Docs
Docs  /  Doctest
2m 15s
Docs / Doctest
Docs  /  Check EPUB
2m 10s
Docs / Check EPUB
Check if Autoconf files are up to date
31s
Check if Autoconf files are up to date
Check if generated files are up to date
2m 20s
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
Ubuntu (installed)  /  build, install and test
3m 26s
Ubuntu (installed) / build, install and test
iOS
2m 4s
iOS
Emscripten  /  build and test
1m 15s
Emscripten / build and test
WASI  /  build and test
1m 2s
WASI / build and test
Hypothesis tests on Ubuntu
1m 8s
Hypothesis tests on Ubuntu
Cross build Linux
3m 32s
Cross build Linux
Check if the ABI has changed
1m 32s
Check if the ABI has changed
Matrix: build-android
All required checks pass
2s
All required checks pass
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58 errors, 24 warnings, and 9 notices
Windows / Build and test (Win32)
Process completed with exit code 1.
Windows (free-threading) / Build and test (x64)
Process completed with exit code 1.
Windows / Build and test (x64)
Process completed with exit code 1.
WASI / build and test
Process completed with exit code 1.
Hypothesis tests on Ubuntu
Process completed with exit code 2.
Hypothesis tests on Ubuntu: Modules/_io/stringio.c#L150
implicit declaration of function ‘_PyUnicodeWriter_SetBuffer’; did you mean ‘_PyUnicodeWriter_CanWrite’? [-Wimplicit-function-declaration]
Hypothesis tests on Ubuntu: Modules/_io/stringio.c#L145
initialization of ‘PyObject *’ {aka ‘struct _object *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
Hypothesis tests on Ubuntu: Modules/_io/stringio.c#L145
implicit declaration of function ‘_PyUnicode_ResizeCompact’; did you mean ‘PyUnicode_RichCompare’? [-Wimplicit-function-declaration]
Ubuntu SSL tests (ubuntu-26.04, openssl, 1.1.1w)
Process completed with exit code 2.
Emscripten / build and test
Process completed with exit code 1.
Windows (free-threading) / Build and test (arm64)
Process completed with exit code 1.
Windows / Build and test (arm64)
Process completed with exit code 1.
Android (x86_64)
Process completed with exit code 1.
Ubuntu / build and test (ubuntu-24.04-arm)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-24.04-arm): Modules/_io/stringio.c#L150
implicit declaration of function ‘_PyUnicodeWriter_SetBuffer’; did you mean ‘_PyUnicodeWriter_CanWrite’? [-Werror=implicit-function-declaration]
Ubuntu / build and test (ubuntu-24.04-arm): Modules/_io/stringio.c#L145
implicit declaration of function ‘_PyUnicode_ResizeCompact’; did you mean ‘PyUnicode_RichCompare’? [-Werror=implicit-function-declaration]
Ubuntu (free-threading) / build and test (ubuntu-24.04)
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-24.04): Modules/_io/stringio.c#L150
implicit declaration of function ‘_PyUnicodeWriter_SetBuffer’; did you mean ‘_PyUnicodeWriter_CanWrite’? [-Werror=implicit-function-declaration]
Ubuntu (free-threading) / build and test (ubuntu-24.04): Modules/_io/stringio.c#L145
implicit declaration of function ‘_PyUnicode_ResizeCompact’; did you mean ‘PyUnicode_RichCompare’? [-Werror=implicit-function-declaration]
Check if the ABI has changed
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm)
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm): Modules/_io/stringio.c#L150
implicit declaration of function ‘_PyUnicodeWriter_SetBuffer’; did you mean ‘_PyUnicodeWriter_CanWrite’? [-Werror=implicit-function-declaration]
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm): Modules/_io/stringio.c#L145
implicit declaration of function ‘_PyUnicode_ResizeCompact’; did you mean ‘PyUnicode_RichCompare’? [-Werror=implicit-function-declaration]
macOS / build and test (macos-26)
Process completed with exit code 2.
Docs / Docs
Process completed with exit code 2.
Android (aarch64)
Process completed with exit code 1.
Ubuntu SSL tests (ubuntu-26.04, openssl, 3.5.9)
Process completed with exit code 2.
iOS
Process completed with exit code 1.
Ubuntu SSL tests (ubuntu-26.04, openssl, 3.6.5)
Process completed with exit code 2.
Docs / Check EPUB
Process completed with exit code 1.
Ubuntu / build and test (ubuntu-24.04)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-24.04): Modules/_io/stringio.c#L150
implicit declaration of function ‘_PyUnicodeWriter_SetBuffer’; did you mean ‘_PyUnicodeWriter_CanWrite’? [-Werror=implicit-function-declaration]
Ubuntu / build and test (ubuntu-24.04): Modules/_io/stringio.c#L145
implicit declaration of function ‘_PyUnicode_ResizeCompact’; did you mean ‘PyUnicode_RichCompare’? [-Werror=implicit-function-declaration]
Docs / Doctest
Process completed with exit code 2.
Check if generated files are up to date
Process completed with exit code 2.
Sanitizers / MSan
Process completed with exit code 2.
macOS (free-threading) / build and test (macos-26)
Process completed with exit code 2.
Sanitizers / TSan
Process completed with exit code 2.
Ubuntu (bolt) / build and test (ubuntu-24.04)
Process completed with exit code 2.
Ubuntu (bolt) / build and test (ubuntu-24.04): Modules/_io/stringio.c#L150
implicit declaration of function ‘_PyUnicodeWriter_SetBuffer’; did you mean ‘_PyUnicodeWriter_CanWrite’? [-Werror=implicit-function-declaration]
Ubuntu (bolt) / build and test (ubuntu-24.04): Modules/_io/stringio.c#L145
implicit declaration of function ‘_PyUnicode_ResizeCompact’; did you mean ‘PyUnicode_RichCompare’? [-Werror=implicit-function-declaration]
Ubuntu (installed) / build, install and test
Process completed with exit code 2.
Ubuntu (installed) / build, install and test: Modules/_io/stringio.c#L150
implicit declaration of function ‘_PyUnicodeWriter_SetBuffer’; did you mean ‘_PyUnicodeWriter_Dealloc’? [-Wimplicit-function-declaration]
Ubuntu (installed) / build, install and test: Modules/_io/stringio.c#L145
initialization of ‘PyObject *’ {aka ‘struct _object *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
Ubuntu (installed) / build, install and test: Modules/_io/stringio.c#L145
implicit declaration of function ‘_PyUnicode_ResizeCompact’; did you mean ‘PyUnicode_RichCompare’? [-Wimplicit-function-declaration]
macOS / build and test (macos-26-intel)
Process completed with exit code 2.
Cross build Linux
Process completed with exit code 2.
Cross build Linux: Modules/_io/stringio.c#L150
implicit declaration of function ‘_PyUnicodeWriter_SetBuffer’; did you mean ‘_PyUnicodeWriter_Dealloc’? [-Wimplicit-function-declaration]
Cross build Linux: Modules/_io/stringio.c#L145
initialization of ‘PyObject *’ {aka ‘struct _object *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
Cross build Linux: Modules/_io/stringio.c#L145
implicit declaration of function ‘_PyUnicode_ResizeCompact’; did you mean ‘PyUnicode_RichCompare’? [-Wimplicit-function-declaration]
Sanitizers / TSan (free-threading)
Process completed with exit code 2.
Ubuntu SSL tests (ubuntu-26.04, openssl, 3.4.8)
Process completed with exit code 2.
Sanitizers / UBSan
Process completed with exit code 2.
Address sanitizer (ubuntu-26.04)
Process completed with exit code 2.
Address sanitizer (ubuntu-26.04): Modules/_io/stringio.c#L150
implicit declaration of function ‘_PyUnicodeWriter_SetBuffer’; did you mean ‘_PyUnicodeWriter_Dealloc’? [-Wimplicit-function-declaration]
Address sanitizer (ubuntu-26.04): Modules/_io/stringio.c#L145
initialization of ‘PyObject *’ {aka ‘struct _object *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
Address sanitizer (ubuntu-26.04): Modules/_io/stringio.c#L145
implicit declaration of function ‘_PyUnicode_ResizeCompact’; did you mean ‘PyUnicode_RichCompare’? [-Wimplicit-function-declaration]
All required checks pass
Process completed with exit code 1.
Windows (free-threading) / Build and test (x64): Modules/_io/stringio.c#L145
'initializing': 'PyObject *' differs in levels of indirection from 'int' [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows (free-threading) / Build and test (x64): Modules/_io/stringio.c#L150
'_PyUnicodeWriter_SetBuffer' undefined; assuming extern returning int [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows (free-threading) / Build and test (x64): Modules/_io/stringio.c#L145
'_PyUnicode_ResizeCompact' undefined; assuming extern returning int [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (x64): Modules/_io/stringio.c#L145
'initializing': 'PyObject *' differs in levels of indirection from 'int' [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (x64): Modules/_io/stringio.c#L150
'_PyUnicodeWriter_SetBuffer' undefined; assuming extern returning int [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (x64): Modules/_io/stringio.c#L145
'_PyUnicode_ResizeCompact' undefined; assuming extern returning int [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
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.
Windows (free-threading) / Build and test (arm64): Modules/_io/stringio.c#L145
'initializing': 'PyObject *' differs in levels of indirection from 'int' [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows (free-threading) / Build and test (arm64): Modules/_io/stringio.c#L150
'_PyUnicodeWriter_SetBuffer' undefined; assuming extern returning int [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows (free-threading) / Build and test (arm64): Modules/_io/stringio.c#L145
'_PyUnicode_ResizeCompact' undefined; assuming extern returning int [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (arm64): Modules/_io/stringio.c#L145
'initializing': 'PyObject *' differs in levels of indirection from 'int' [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (arm64): Modules/_io/stringio.c#L150
'_PyUnicodeWriter_SetBuffer' undefined; assuming extern returning int [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (arm64): Modules/_io/stringio.c#L145
'_PyUnicode_ResizeCompact' undefined; assuming extern returning int [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Ubuntu / build and test (ubuntu-24.04-arm): Modules/_io/stringio.c#L145
initialization of ‘PyObject *’ {aka ‘struct _object *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
Ubuntu (free-threading) / build and test (ubuntu-24.04): Modules/_io/stringio.c#L145
initialization of ‘PyObject *’ {aka ‘struct _object *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm): Modules/_io/stringio.c#L145
initialization of ‘PyObject *’ {aka ‘struct _object *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
macOS / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
Ubuntu / build and test (ubuntu-24.04): Modules/_io/stringio.c#L145
initialization of ‘PyObject *’ {aka ‘struct _object *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
macOS (free-threading) / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
Ubuntu (bolt) / build and test (ubuntu-24.04): Modules/_io/stringio.c#L145
initialization of ‘PyObject *’ {aka ‘struct _object *’} from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
Ubuntu (installed) / build, install and test: Objects/listobject.c#L140
unused variable ‘allocated’ [-Wunused-variable]
macOS / build and test (macos-26-intel)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
Cross build Linux: Objects/listobject.c#L140
unused variable ‘allocated’ [-Wunused-variable]
Address sanitizer (ubuntu-26.04): Objects/listobject.c#L140
unused variable ‘allocated’ [-Wunused-variable]
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"
macOS / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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"
Android (aarch64)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
iOS
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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"
macOS (free-threading) / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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"