RealCompare.dfy(35,5): Error: decreases clause might not decrease
RealCompare.dfy(50,3): Error: decreases expression must be bounded below by 0.0
RealCompare.dfy(48,12): Related location: this proposition could not be proved
RealCompare.dfy(141,11): Error: assertion might not hold
RealCompare.dfy(156,11): Error: assertion might not hold

Dafny program verifier finished with 10 verified, 4 errors
