qa: Intermittent failure in `wallet_fast_rescan.py` #36564

issue hebasto opened this issue on October 18, 2026
  1. hebasto commented at 1:30 PM on October 18, 2026: member

    https://github.com/hebasto/bitcoin-core-nightly/actions/runs/39098104110/job/117588628943:

    264/501 - wallet_fast_rescan.py failed (exit code 1), Duration: 8 s
    
    stdout:
    2026-10-18T05:06:38.931079Z TestFramework (INFO): PRNG seed is: 3773490576660144871
    2026-10-18T05:06:38.941422Z TestFramework (INFO): Initializing test directory /var/folders/5n/5t77mfb93jd7q8v9s6f0dn0m0000gn/T/test_runner_₿_🏃_20261018_050237/wallet_fast_rescan_232
    2026-10-18T05:06:40.860355Z TestFramework (INFO): Create descriptor wallet, import non-range descriptor, and backup wallet
    2026-10-18T05:06:41.493862Z TestFramework (INFO): Create, broadcast & mine tx sending to non-ranged descriptor
    2026-10-18T05:06:41.617353Z TestFramework (INFO): Create, broadcast & mine txs sending to end range address of each descriptor, triggering top-ups
    2026-10-18T05:06:44.084897Z TestFramework (INFO): Create, broadcast & mine tx unrelated to the wallet
    2026-10-18T05:06:44.282193Z TestFramework (INFO): Import wallet backup with block filter index
    2026-10-18T05:06:45.623969Z TestFramework (ERROR): Unexpected exception:
    Traceback (most recent call last):
      File "/Users/runner/work/bitcoin-core-nightly/bitcoin-core-nightly/test/functional/test_framework/test_framework.py", line 146, in main
        self.run_test()
        ~~~~~~~~~~~~~^^
      File "/Users/runner/work/bitcoin-core-nightly/bitcoin-core-nightly/build/test/functional/wallet_fast_rescan.py", line 102, in run_test
        with node.assert_debug_log(['fast variant using block filters', *fast_rescan_messages]):
             ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "/opt/homebrew/Cellar/python@3.15/3.15.0/Frameworks/Python.framework/Versions/3.15/lib/python3.15/contextlib.py", line 210, in __exit__
        next(self.gen)
        ~~~~^^^^^^^^^^
      File "/Users/runner/work/bitcoin-core-nightly/bitcoin-core-nightly/test/functional/test_framework/test_node.py", line 663, in assert_debug_log
        self._raise_assertion_error(f'Expected message(s) {remaining_expected!s} '
        ~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                                    f'not found in log:\n\n{join_log(log)}\n\n')
                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "/Users/runner/work/bitcoin-core-nightly/bitcoin-core-nightly/test/functional/test_framework/test_node.py", line 229, in _raise_assertion_error
        raise AssertionError(self._node_msg(msg))
    AssertionError: [node 0] Expected message(s) ['Fast rescan: inspect block 201 [3549f5cedbf3590d4c5e742381a0870a4d69be3dfcf303c02d93d02201a7cc54] (filter matched)', 'Fast rescan: inspect block 202 [2b25267406b94d7f2c6d86a9fe30a32117236ef422b2dde94d4748526769f4b8] (filter matched)', 'Fast rescan: inspect block 203 [31ad0f8050a337c7d320795b33ea200e11c06afddaf3859c68c4e6db50198d70] (filter matched)', 'Fast rescan: inspect block 204 [0400ee14b9f97c2c0f6a71e720c68c2859bd8bba703ba186305f06b6d799b1ba] (filter matched)', 'Fast rescan: inspect block 205 [71854d09b508469495ad9d032525858d52654a8eec6d0cf98d8a567e8475e09a] (filter matched)', 'Fast rescan: inspect block 206 [7cf390f4f94ed4baf6c1ed307972a5f401d9a5cafbfcbc907d72b089fd2d33bf] (filter matched)'] not found in log:
    
    
  2. hebasto added the label Wallet on Oct 18, 2026
  3. maflcko added the label CI failed on Oct 23, 2026

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