Wp.ProverWhy3SourceEquality used in the goal, simpler to prove than polymorphic equality
val prove :
?mode:VCS.mode ->
?timeout:float ->
?steplimit:int ->
?memlimit:int ->
prover:Why3Provers.t ->
Wpo.t ->
VCS.result Frama_c_kernel.Task.taskReturn NoResult if it is already proved by Qed