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OneShot.dfy(20,12): Error: possible violation of function precondition
Execution trace:
(0,0): anon0
(0,0): anon5_Then
OneShot.dfy(13,8): anon5_Else
(0,0): anon6_Then
OneShot.dfy(22,12): Error: assertion violation
Execution trace:
(0,0): anon0
(0,0): anon5_Then
OneShot.dfy(13,8): anon5_Else
(0,0): anon6_Else
OneShot.dfy(22,13): Error: possible violation of function precondition
Execution trace:
(0,0): anon0
(0,0): anon5_Then
OneShot.dfy(13,8): anon5_Else
(0,0): anon6_Else
Dafny program verifier finished with 1 verified, 3 errors
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