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gh-152600: Remove LOAD_FAST/LOAD_FAST_BORROW; POP_TOP pairs #216415

gh-152600: Remove LOAD_FAST/LOAD_FAST_BORROW; POP_TOP pairs

gh-152600: Remove LOAD_FAST/LOAD_FAST_BORROW; POP_TOP pairs #216415

Triggered via pull request October 25, 2026 00:15
Status Failure
Total duration 29m 53s
Artifacts 4

build.yml

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73 errors, 4 warnings, and 14 notices
Docs / Docs
Process completed with exit code 2.
Docs / Check EPUB
Process completed with exit code 1.
WASI / build and test
Process completed with exit code 2.
Ubuntu (installed) / build, install and test
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Hypothesis tests on Ubuntu
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
macOS / build and test (macos-26)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Windows (free-threading) / Build and test (x64, tail-call)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Ubuntu (free-threading) / build and test (ubuntu-26.04-arm)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Lazy imports enabled / Run Tests with lazy_imports=all
Process completed with exit code 123.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Windows / Build and test (x64, tail-call)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Windows / Build and test (x64, switch-case)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Ubuntu / build and test (ubuntu-26.04)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Ubuntu / build and test (ubuntu-26.04-arm)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
macOS (free-threading) / build and test (macos-26)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Sanitizers / ASan
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Emscripten / build and test
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Ubuntu (bolt) / build and test (ubuntu-26.04)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Ubuntu (free-threading) / build and test (ubuntu-26.04)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Android (x86_64)
Process completed with exit code 1.
Windows / Build and test (arm64, switch-case)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Sanitizers / UBSan
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Windows (free-threading) / Build and test (x64, switch-case)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
iOS
Process completed with exit code 1.
macOS / build and test (macos-26-intel)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Windows / Build and test (Win32, switch-case)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Windows (free-threading) / Build and test (arm64, switch-case)
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
Sanitizers / MSan
Process completed with exit code 2.
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='g'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 864 RESUME 0 865 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) 866 JUMP_BACKWARD 5 (to L1) 865 L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
test_store_fast_load_fast_borrow (test.test_peepholer.TestMarkingVariablesAsUnKnown.test_store_fast_load_fast_borrow) (func='f'): Lib/test/test_peepholer.py#L871
AssertionError: (LOAD_FAST_BORROW,'shared') not found in bytecode: 861 RESUME 0 862 LOAD_GLOBAL 1 (range + NULL) LOAD_FAST_BORROW 1 (n) CALL 1 GET_ITER 0 L1: FOR_ITER 3 (to L2) STORE_FAST 2 (i) JUMP_BACKWARD 5 (to L1) L2: END_FOR POP_ITER LOAD_COMMON_CONSTANT 7 (None) RETURN_VALUE
iOS (free-threading)
Process completed with exit code 1.
All required checks pass
Process completed with exit code 1.
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)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS (free-threading) / build and test (macos-26)
`$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 / 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 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"
Android (aarch64)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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"
macOS / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
macOS (free-threading) / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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"
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"
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"
iOS
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
iOS (free-threading)
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"

Artifacts

Produced during runtime
Name Size Digest
ASan-logs-default
2.48 KB
sha256:66d08725d772eb03397fab4a1a5b20079285076c78849bb7fe82d3573894c6c6
MSan-logs-default
209 Bytes
sha256:bab92ad51074b5945faf9618053b19766fb40350b439e8d19bd362e83cad9a57
UBSan-logs-default
1.5 KB
sha256:d8d70063a2b1616e9d698bc877efd9a9905eda800b35961a3ffbd1c5e7a3fe34
html-ids-head.json.gz
132 KB
sha256:797eec713e997c0fc323a087109fdd186ab2e54f4b411ffc554215a4e9922c42