RealCompare.dfy(35,6): Error: failure to decrease termination measure
Execution trace:
    (0,0): anon0
    (0,0): anon3_Then
RealCompare.dfy(50,4): Error: decreases expression must be bounded below by 0.0
RealCompare.dfy(48,13): Related location
Execution trace:
    (0,0): anon0
RealCompare.dfy(141,12): Error: assertion violation
Execution trace:
    (0,0): anon0
    RealCompare.dfy(133,3): anon7_LoopHead
    (0,0): anon7_LoopBody
    RealCompare.dfy(133,3): anon8_Else
    (0,0): anon9_Then
RealCompare.dfy(156,12): Error: assertion violation
Execution trace:
    (0,0): anon0
    RealCompare.dfy(147,3): anon9_LoopHead
    (0,0): anon9_LoopBody
    RealCompare.dfy(147,3): anon10_Else
    (0,0): anon12_Then

Dafny program verifier finished with 24 verified, 4 errors