** Calling: z3 -nw -in -smt2
[GOOD] ; Automatically generated by SBV. Do not edit.
[GOOD] (set-option :print-success true)
[GOOD] (set-option :global-declarations true)
[GOOD] (set-option :smtlib2_compliant true)
[GOOD] (set-option :diagnostic-output-channel "stdout")
[GOOD] (set-option :produce-models true)
[GOOD] (set-logic BV)
[GOOD] ; --- uninterpreted sorts ---
[GOOD] ; --- literal constants ---
[GOOD] (define-fun s_2 () Bool false)
[GOOD] (define-fun s_1 () Bool true)
[GOOD] ; --- skolem constants ---
[GOOD] (declare-fun s1 ((_ BitVec 8)) (_ BitVec 8)) ; tracks user variable "y"
[GOOD] ; --- constant tables ---
[GOOD] ; --- skolemized tables ---
[GOOD] ; --- arrays ---
[GOOD] ; --- uninterpreted constants ---
[GOOD] ; --- user given axioms ---
[GOOD] ; --- formula ---
[GOOD] (assert (forall ((s0 (_ BitVec 8)))
                   (let ((s2 (bvsub (s1 s0) s0)))
                   (let ((s3 (bvadd s0 s2)))
                   (let ((s4 (= (s1 s0) s3)))
                   s4)))))
[SEND] (check-sat)
[RECV] sat
*** Solver   : Z3
*** Exit code: ExitSuccess