Simple.dfy(14,9): Error: possible division by zero
Execution trace:
    (0,0): anon0
    (0,0): anon6_Else
    (0,0): anon7_Then
Simple.dfy(27,9): Error: possible division by zero
Execution trace:
    (0,0): anon0
    (0,0): anon6_Else
    (0,0): anon7_Then
Simple.dfy(37,8): Error: possible violation of function precondition
Execution trace:
    (0,0): anon0
    Simple.dfy(35,13): anon5_Else
Simple.dfy(49,8): Error: possible violation of function precondition
Execution trace:
    (0,0): anon0
    (0,0): anon3_Then
    (0,0): anon2
Simple.dfy(61,9): Error: possible violation of function precondition
Execution trace:
    (0,0): anon0
Simple.dfy(73,9): Error: assertion violation
Execution trace:
    (0,0): anon0
    Simple.dfy(72,38): anon5_Else
    Simple.dfy(73,38): anon6_Else

Dafny program verifier finished with 14 verified, 6 errors