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gh-153364: Make frame, coroutine, and task-waiter chain walks iterative and bounded #203539

gh-153364: Make frame, coroutine, and task-waiter chain walks iterative and bounded

gh-153364: Make frame, coroutine, and task-waiter chain walks iterative and bounded #203539

Triggered via pull request July 25, 2026 18:05
Status Cancelled
Total duration 13m 51s
Artifacts 2

build.yml

on: pull_request
Change detection  /  Create context from changed files
11s
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 47s
Docs / Doctest
Docs  /  Check EPUB
2m 13s
Docs / Check EPUB
Check if Autoconf files are up to date
29s
Check if Autoconf files are up to date
Check if generated files are up to date
4m 22s
Check if generated files are up to date
C API Docs  /  Check if all C APIs are documented
12s
C API Docs / Check if all C APIs are documented
iOS
13m 1s
iOS
Emscripten  /  build and test
12m 27s
Emscripten / build and test
WASI  /  build and test
5m 27s
WASI / build and test
Hypothesis tests on Ubuntu
10m 22s
Hypothesis tests on Ubuntu
Cross build Linux
4m 34s
Cross build Linux
Matrix: build-android
Docs  /  ...  /  Check for removed HTML IDs
1m 39s
Docs / Check for removed HTML IDs / Check for removed HTML IDs
All required checks pass
3s
All required checks pass
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67 errors and 7 warnings
Docs / Check EPUB
Process completed with exit code 1.
Docs / Docs
Process completed with exit code 2.
CIFuzz / cpython3 (memory)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
CIFuzz / cpython3 (memory)
Path does not exist: cifuzz-sarif/results.sarif
CIFuzz / cpython3 (memory)
The operation was canceled.
CIFuzz / cpython3 (undefined)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
CIFuzz / cpython3 (undefined)
Path does not exist: cifuzz-sarif/results.sarif
CIFuzz / cpython3 (undefined)
The operation was canceled.
CIFuzz / cpython3 (address)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
CIFuzz / cpython3 (address)
Path does not exist: cifuzz-sarif/results.sarif
CIFuzz / cpython3 (address)
The operation was canceled.
Ubuntu / build and test (ubuntu-26.04)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Ubuntu / build and test (ubuntu-26.04)
The operation was canceled.
Windows / Build and test (x64, switch-case)
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Windows / Build and test (x64, switch-case)
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Windows (free-threading) / Build and test (x64, switch-case)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Windows (free-threading) / Build and test (x64, switch-case)
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Windows / Build and test (Win32, switch-case)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Windows / Build and test (Win32, switch-case)
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Windows (free-threading) / Build and test (x64, tail-call)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Windows (free-threading) / Build and test (x64, tail-call)
The operation was canceled.
Android (x86_64)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Android (x86_64)
The operation was canceled.
Windows (free-threading) / Build and test (arm64, switch-case)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Windows (free-threading) / Build and test (arm64, switch-case)
The operation was canceled.
Windows / Build and test (arm64, switch-case)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Windows / Build and test (arm64, switch-case)
The operation was canceled.
Ubuntu (free-threading) / build and test (ubuntu-26.04)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Ubuntu (free-threading) / build and test (ubuntu-26.04)
The operation was canceled.
Address sanitizer (ubuntu-26.04)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Address sanitizer (ubuntu-26.04)
The operation was canceled.
Emscripten / build and test
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Emscripten / build and test
The operation was canceled.
Ubuntu (bolt) / build and test (ubuntu-26.04)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Ubuntu (bolt) / build and test (ubuntu-26.04)
The operation was canceled.
macOS / build and test (macos-26)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
macOS / build and test (macos-26)
The operation was canceled.
Sanitizers / TSan (free-threading)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Sanitizers / TSan (free-threading)
The operation was canceled.
Sanitizers / UBSan
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Sanitizers / UBSan
The operation was canceled.
macOS (free-threading) / build and test (macos-26)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
macOS (free-threading) / build and test (macos-26)
The operation was canceled.
macOS / build and test (macos-26-intel)
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
macOS / build and test (macos-26-intel)
The operation was canceled.
iOS
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
iOS
The operation was canceled.
All required checks pass
Process completed with exit code 1.
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-tachyon-parse_async_frame_chain-limit exists
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)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26)
The following taps are not trusted: aws/tap Homebrew is currently ignoring formulae, casks and commands from these taps because tap trust is required. Untap them with: brew untap aws/tap Trust specific formulae, casks and commands with: brew trust --formula <user>/<tap>/<formula> brew trust --cask <user>/<tap>/<cask> brew trust --command <user>/<tap>/<command> Whole-tap trust is broader and includes all current and future formulae, casks and commands from the listed taps. Trust whole taps with: brew trust aws/tap To disable trust checks: export HOMEBREW_NO_REQUIRE_TAP_TRUST=1 This is not recommended and will be removed in a later release. For more information, see: https://docs.brew.sh/Tap-Trust
macOS (free-threading) / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS (free-threading) / build and test (macos-26)
The following taps are not trusted: aws/tap Homebrew is currently ignoring formulae, casks and commands from these taps because tap trust is required. Untap them with: brew untap aws/tap Trust specific formulae, casks and commands with: brew trust --formula <user>/<tap>/<formula> brew trust --cask <user>/<tap>/<cask> brew trust --command <user>/<tap>/<command> Whole-tap trust is broader and includes all current and future formulae, casks and commands from the listed taps. Trust whole taps with: brew trust aws/tap To disable trust checks: export HOMEBREW_NO_REQUIRE_TAP_TRUST=1 This is not recommended and will be removed in a later release. For more information, see: https://docs.brew.sh/Tap-Trust
macOS / build and test (macos-26-intel)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26-intel)
The following taps are not trusted: aws/tap Homebrew is currently ignoring formulae, casks and commands from these taps because tap trust is required. Untap them with: brew untap aws/tap Trust specific formulae, casks and commands with: brew trust --formula <user>/<tap>/<formula> brew trust --cask <user>/<tap>/<cask> brew trust --command <user>/<tap>/<command> Whole-tap trust is broader and includes all current and future formulae, casks and commands from the listed taps. Trust whole taps with: brew trust aws/tap To disable trust checks: export HOMEBREW_NO_REQUIRE_TAP_TRUST=1 This is not recommended and will be removed in a later release. For more information, see: https://docs.brew.sh/Tap-Trust

Artifacts

Produced during runtime
Name Size Digest
UBSan-logs-default
363 Bytes
sha256:7e8ffd0f041a997d27194d264886d00e2d946b3888ceef598425949b6f456715
html-ids-head.json.gz
125 KB
sha256:cb97ba23f721f78b67a0fbbb17a90fc1f9c771d1ea93736738a4abb4bb79a3e4