** 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 ALL) ; has quantified booleans, using catch-all. [GOOD] ; --- uninterpreted sorts --- [GOOD] ; --- tuples --- [GOOD] ; --- sums --- [GOOD] ; --- literal constants --- [GOOD] ; --- top level inputs --- [GOOD] (declare-fun s0 () (_ BitVec 8)) [GOOD] ; --- constant tables --- [GOOD] ; --- non-constant tables --- [GOOD] ; --- arrays --- [GOOD] ; --- uninterpreted constants --- [GOOD] ; --- user defined functions --- [GOOD] ; --- assignments --- [GOOD] (define-fun s1 () Bool (forall ((l1_s0 (_ BitVec 8)) (l1_s1 (_ BitVec 8)) (l1_s2 (_ BitVec 8)) (l1_s3 (_ BitVec 8))) (let ((l1_s4 (bvadd l1_s0 l1_s1))) (let ((l1_s5 (bvadd l1_s2 l1_s4))) (let ((l1_s6 (bvadd l1_s3 l1_s5))) (let ((l1_s7 (= s0 l1_s6))) l1_s7)))))) [GOOD] ; --- arrayDelayeds --- [GOOD] ; --- arraySetups --- [GOOD] ; --- delayedEqualities --- [GOOD] ; --- formula --- [GOOD] (assert s1) [SEND] (check-sat) [RECV] unsat *** Solver : Z3 *** Exit code: ExitSuccess RESULT: Unsatisfiable