sage -t --long --random-seed=88125173308017227407627450515947596866 src/sage/crypto/util.py
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File "src/sage/crypto/util.py", line 359, in sage.crypto.util.carmichael_lambda
Failed example:
    P == ones
Expected:
    True
Got:
    False
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1 item had failures:
   1 of  32 in sage.crypto.util.carmichael_lambda
    [113 tests, 1 failure, 0.07 s]