Induction.legacy.dfy(251,9): Error: a postcondition could not be proved on this return path
Induction.legacy.dfy(247,16): Related location: this is the postcondition that could not be proved
Induction.legacy.dfy(240,11): Error: a postcondition could not be proved on this return path
Induction.legacy.dfy(236,15): Related location: this is the postcondition that could not be proved

Dafny program verifier finished with 32 verified, 2 errors
