Termination.dfy[TerminationRefinement1](441,5): Error: failure to decrease termination measure
Execution trace:
    (0,0): anon0
Termination.dfy(361,46): Error: failure to decrease termination measure
Execution trace:
    (0,0): anon0
    (0,0): anon9_Else
    (0,0): anon10_Then
    (0,0): anon11_Else
Termination.dfy(108,2): Error: cannot prove termination; try supplying a decreases clause for the loop
Execution trace:
    (0,0): anon0
    Termination.dfy(108,3): anon6_LoopHead
    (0,0): anon6_LoopBody
    Termination.dfy(108,3): anon7_Else
    Termination.dfy(108,3): anon8_Else
Termination.dfy(116,2): Error: cannot prove termination; try supplying a decreases clause for the loop
Execution trace:
    (0,0): anon0
    Termination.dfy(116,3): anon8_LoopHead
    (0,0): anon8_LoopBody
    Termination.dfy(116,3): anon9_Else
    (0,0): anon10_Then
    (0,0): anon5
    Termination.dfy(116,3): anon11_Else
Termination.dfy(125,2): Error: decreases expression might not decrease
Execution trace:
    (0,0): anon0
    Termination.dfy(125,3): anon8_LoopHead
    (0,0): anon8_LoopBody
    Termination.dfy(125,3): anon9_Else
    (0,0): anon10_Then
    (0,0): anon5
    Termination.dfy(125,3): anon11_Else
Termination.dfy(126,16): Error: decreases expression must be bounded below by 0 at end of loop iteration
Execution trace:
    (0,0): anon0
    Termination.dfy(125,3): anon8_LoopHead
    (0,0): anon8_LoopBody
    Termination.dfy(125,3): anon9_Else
    (0,0): anon10_Then
    (0,0): anon5
    Termination.dfy(125,3): anon11_Else
Termination.dfy(255,34): Error: cannot prove termination; try supplying a decreases clause
Execution trace:
    (0,0): anon0
    (0,0): anon8_Else
    (0,0): anon9_Else
    (0,0): anon10_Then
Termination.dfy(296,2): Error: decreases expression might not decrease
Execution trace:
    Termination.dfy(296,3): anon9_LoopHead
    (0,0): anon9_LoopBody
    Termination.dfy(296,3): anon10_Else
    Termination.dfy(296,3): anon11_Else
    (0,0): anon12_Else

Dafny program verifier finished with 34 verified, 8 errors
