Reference leaks in test suite on current main

[Eclips4]

Bug report

Bug description:

./python -m test -R 3:3 -j 32
...many lines
== Tests result: FAILURE ==

37 tests skipped:
    test.test_asyncio.test_windows_events
    test.test_asyncio.test_windows_utils test.test_gdb.test_backtrace
    test.test_gdb.test_cfunction test.test_gdb.test_cfunction_full
    test.test_gdb.test_misc test.test_gdb.test_pretty_print
    test_android test_bz2 test_ctypes test_dbm_gnu test_dbm_ndbm
    test_dbm_sqlite3 test_devpoll test_free_threading test_gzip
    test_idle test_kqueue test_launcher test_lzma test_msvcrt
    test_readline test_smtpnet test_sqlite3 test_ssl
    test_stable_abi_ctypes test_startfile test_tcl test_tkinter
    test_ttk test_ttk_textonly test_turtle test_winapi
    test_winconsoleio test_winreg test_wmi test_zlib

8 tests skipped (resource denied):
    test_curses test_peg_generator test_pyrepl test_socketserver
    test_urllib2net test_urllibnet test_winsound test_zipfile64

6 tests failed:
    test.test_concurrent_futures.test_shutdown test_dataclasses
    test_enum test_type_aliases test_typing test_xml_etree_c

428 tests OK.

Total duration: 14 min 35 sec
Total tests: run=41,650 skipped=2,520
Total test files: run=471/479 failed=6 skipped=37 resource_denied=8
Result: FAILURE

CPython versions tested on:

CPython main branch

Operating systems tested on:

Linux

Linked PRs

• gh-122704: Fix reference leak in Modules/_pickle.c #122705

[Eclips4]

Fixed in 94a4bd7