Invariant for loop [anonymous_loop_0] is
  (0 <= x.contents /\ x.contents <= 61) /\ (x.contents + y.contents) = 60
Domains for loop [anonymous_loop_0] are x = [0;61]; y = [-1;60]
File bench/infer/while_and_int.mlw:
Goal main'vc.
Prover result is: Valid (0.00s, 17 steps).

