Invariant for loop [anonymous_loop_0] is
  (a.contents = False \/ x = True) /\ o = False
Domains for loop [anonymous_loop_0] are x = top; o = false; a = top
File bench/infer/pbinfer2_simplified.mlw:
Goal pgmtest'vc.
Prover result is: Valid (0.00s, 4 steps).

