[New-bugs-announce] [issue44786] test_check_c_globals "crashed" and then "FutureWarning: Possible nested set at position 12"

[Irit Katriel]

New submission from Irit Katriel <iritkatriel at gmail.com>:

% ./python.exe -E -We -m test -v test_check_c_globals

...

test test_check_c_globals crashed -- Traceback (most recent call last):
  File "/Users/iritkatriel/src/cpython-1/Lib/test/libregrtest/runtest.py", line 335, in _runtest_inner
    refleak = _runtest_inner2(ns, test_name)
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/test/libregrtest/runtest.py", line 280, in _runtest_inner2
    the_module = importlib.import_module(abstest)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "<frozen importlib._bootstrap>", line 1061, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1038, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1015, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 689, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 894, in exec_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "/Users/iritkatriel/src/cpython-1/Lib/test/test_check_c_globals.py", line 6, in <module>
    from cpython.__main__ import main
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Tools/c-analyzer/cpython/__main__.py", line 18, in <module>
    from c_parser.info import KIND
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Tools/c-analyzer/c_parser/__init__.py", line 1, in <module>
    from .parser import parse as _parse
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Tools/c-analyzer/c_parser/parser/__init__.py", line 119, in <module>
    from ..info import ParsedItem
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Tools/c-analyzer/c_parser/info.py", line 10, in <module>
    import c_common.tables as _tables
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Tools/c-analyzer/c_common/tables.py", line 236, in <module>
    _COLSPEC_RE = re.compile(textwrap.dedent(r'''
                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/re.py", line 229, in compile
    return _compile(pattern, flags)
           ^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/re.py", line 281, in _compile
    p = sre_compile.compile(pattern, flags)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/sre_compile.py", line 764, in compile
    p = sre_parse.parse(p, flags)
        ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/sre_parse.py", line 948, in parse
    p = _parse_sub(source, state, flags & SRE_FLAG_VERBOSE, 0)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/sre_parse.py", line 443, in _parse_sub
    itemsappend(_parse(source, state, verbose, nested + 1,
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/sre_parse.py", line 834, in _parse
    p = _parse_sub(source, state, sub_verbose, nested + 1)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/sre_parse.py", line 443, in _parse_sub
    itemsappend(_parse(source, state, verbose, nested + 1,
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/iritkatriel/src/cpython-1/Lib/sre_parse.py", line 540, in _parse
    warnings.warn(
    ^^^^^^^^^^^^^^
FutureWarning: Possible nested set at position 12

test_check_c_globals failed (uncaught exception)

----------
messages: 398600
nosy: iritkatriel
priority: normal
severity: normal
status: open
title: test_check_c_globals "crashed" and then "FutureWarning: Possible nested set at position 12"
versions: Python 3.11

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue44786>
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