Fuel.dfy(129,8): Error: Fuel can only increase within a given scope.
Fuel.dfy(407,8): Error: Fuel can only increase within a given scope.
Fuel.dfy(17,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(65,27): Error: assertion violation
Execution trace:
    (0,0): anon0
    (0,0): anon6_Else
Fuel.dfy(69,27): Error: assertion violation
Execution trace:
    (0,0): anon0
    (0,0): anon6_Then
    (0,0): anon7_Then
Fuel.dfy(92,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(94,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(120,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(122,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(129,38): Error: assertion violation
Execution trace:
    (0,0): anon0
    (0,0): anon7_Then
Fuel.dfy(132,26): Error: assertion violation
Execution trace:
    (0,0): anon0
    Fuel.dfy(129,9): anon7_Else
    (0,0): anon8_Then
Fuel.dfy(133,26): Error: assertion violation
Execution trace:
    (0,0): anon0
    Fuel.dfy(129,9): anon7_Else
    (0,0): anon8_Then
Fuel.dfy(157,22): Error: assertion violation
Execution trace:
    (0,0): anon0
    (0,0): anon10_Else
    (0,0): anon9
Fuel.dfy(200,55): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(245,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(247,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(280,26): Error: assertion violation
Execution trace:
    (0,0): anon0
    (0,0): anon7_Then
Fuel.dfy(335,26): Error: possible violation of function precondition
Fuel.dfy(324,21): Related location
Execution trace:
    (0,0): anon0
    (0,0): anon7_Else
    (0,0): anon8_Then
Fuel.dfy(335,49): Error: destructor 't' can only be applied to datatype values constructed by 'VTuple'
Execution trace:
    (0,0): anon0
    (0,0): anon7_Else
    (0,0): anon8_Then
Fuel.dfy(335,50): Error: index out of range
Execution trace:
    (0,0): anon0
    (0,0): anon7_Else
    (0,0): anon8_Then
Fuel.dfy(336,38): Error: index out of range
Execution trace:
    (0,0): anon0
    (0,0): anon7_Else
    (0,0): anon8_Then
Fuel.dfy(336,42): Error: destructor 'u' can only be applied to datatype values constructed by 'VUint64'
Execution trace:
    (0,0): anon0
    (0,0): anon7_Else
    (0,0): anon8_Then
Fuel.dfy(346,42): Error: destructor 'u' can only be applied to datatype values constructed by 'VUint64'
Execution trace:
    (0,0): anon0
    (0,0): anon7_Else
    (0,0): anon8_Then
Fuel.dfy(397,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(398,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(407,38): Error: assertion violation
Execution trace:
    (0,0): anon0
    (0,0): anon3_Then
Fuel.dfy(435,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(436,22): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(457,23): Error: assertion violation
Execution trace:
    (0,0): anon0
Fuel.dfy(458,23): Error: assertion violation
Execution trace:
    (0,0): anon0

Dafny program verifier finished with 56 verified, 28 errors