Intermittent issue in feature_bip68_sequence.py: in test_sequence_lock_confirmed_inputs num_inputs = random.randint(1, min(10, available_utxos)): ValueError: empty range in randint(1, 0) #34205

1. 
   maflcko commented at 8:28 am on January 6, 2026: member

   https://github.com/bitcoin/bitcoin/actions/runs/20722345957/job/59492260670?pr=34188#step:14:34425:

    0...
    1 node0 2026-01-05T18:28:42.795754Z [httpworker.1] [D:\a\bitcoin\bitcoin\src\rpc\request.cpp:243] [parse] [rpc] ThreadRPCServer method=getblockchaininfo user=__cookie__ 
    2 node0 2026-01-05T18:28:42.796627Z [http] [D:\a\bitcoin\bitcoin\src\httpserver.cpp:307] [http_request_cb] [http] Received a POST request for / from 127.0.0.1:59122 
    3 node0 2026-01-05T18:28:42.796705Z [httpworker.0] [D:\a\bitcoin\bitcoin\src\rpc\request.cpp:243] [parse] [rpc] ThreadRPCServer method=getrawtransaction user=__cookie__ 
    4 node0 2026-01-05T18:28:42.797538Z [http] [D:\a\bitcoin\bitcoin\src\httpserver.cpp:307] [http_request_cb] [http] Received a POST request for / from 127.0.0.1:59122 
    5 node0 2026-01-05T18:28:42.797608Z [httpworker.1] [D:\a\bitcoin\bitcoin\src\rpc\request.cpp:243] [parse] [rpc] ThreadRPCServer method=getblockchaininfo user=__cookie__ 
    6 node0 2026-01-05T18:28:42.798538Z [http] [D:\a\bitcoin\bitcoin\src\httpserver.cpp:307] [http_request_cb] [http] Received a POST request for / from 127.0.0.1:59122 
    7 node0 2026-01-05T18:28:42.798612Z [httpworker.1] [D:\a\bitcoin\bitcoin\src\rpc\request.cpp:243] [parse] [rpc] ThreadRPCServer method=getblockchaininfo user=__cookie__ 
    8 test  2026-01-05T18:28:42.799132Z TestFramework (ERROR): Unexpected exception 
    9                                   Traceback (most recent call last):
   10                                     File "D:\a\bitcoin\bitcoin\build\test\functional\test_framework\test_framework.py", line 142, in main
   11                                       self.run_test()
   12                                       ~~~~~~~~~~~~~^^
   13                                     File "D:\a\bitcoin\bitcoin\build\test\functional\feature_bip68_sequence.py", line 66, in run_test
   14                                       self.test_sequence_lock_confirmed_inputs()
   15                                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
   16                                     File "D:\a\bitcoin\bitcoin\build\test\functional\feature_bip68_sequence.py", line 149, in test_sequence_lock_confirmed_inputs
   17                                       num_inputs = random.randint(1, min(10, available_utxos))
   18                                     File "C:\hostedtoolcache\windows\Python\3.14.2\x64\Lib\random.py", line 341, in randint
   19                                       raise ValueError(f"empty range in randint({a}, {b})")
   20                                   ValueError: empty range in randint(1, 0)
   

2. maflcko added the label CI failed on Jan 6, 2026

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