** 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 user-defined sorts, using catch-all. [GOOD] ; --- uninterpreted sorts --- [GOOD] (declare-sort B 0) ; N.B. Uninterpreted sort. [GOOD] (declare-fun B_witness () B) [GOOD] ; --- tuples --- [GOOD] ; --- sums --- [GOOD] ; --- literal constants --- [GOOD] ; --- top level inputs --- [GOOD] (declare-fun s0 () B) ; tracks user variable "p" [GOOD] (declare-fun s1 () B) ; tracks user variable "q" [GOOD] (declare-fun s2 () B) ; tracks user variable "r" [GOOD] ; --- constant tables --- [GOOD] ; --- non-constant tables --- [GOOD] ; --- arrays --- [GOOD] ; --- uninterpreted constants --- [GOOD] ; --- user defined functions --- [GOOD] ; --- assignments --- [GOOD] ; --- arrayDelayeds --- [GOOD] ; --- arraySetups --- [GOOD] ; --- delayedEqualities --- [GOOD] ; --- formula --- [GOOD] (declare-fun AND (B B) B) [GOOD] (declare-fun NOT (B) B) [GOOD] (declare-fun OR (B B) B) [GOOD] (define-fun s3 () B (AND s1 s2)) [GOOD] (define-fun s4 () B (OR s0 s3)) [GOOD] (define-fun s5 () B (NOT s4)) [GOOD] (define-fun s6 () B (NOT s0)) [GOOD] (define-fun s7 () B (NOT s1)) [GOOD] (define-fun s8 () B (AND s6 s7)) [GOOD] (define-fun s9 () B (NOT s2)) [GOOD] (define-fun s10 () B (AND s6 s9)) [GOOD] (define-fun s11 () B (OR s8 s10)) [GOOD] (define-fun s12 () Bool (distinct s5 s11)) [GOOD] (assert s12) [GOOD] (define-fun s13 () Bool (forall ((l1_s0 B) (l1_s1 B) (l1_s2 B)) (let ((l1_s3 (OR l1_s0 l1_s1))) (let ((l1_s4 (OR l1_s0 l1_s2))) (let ((l1_s5 (AND l1_s3 l1_s4))) (let ((l1_s6 (AND l1_s1 l1_s2))) (let ((l1_s7 (OR l1_s0 l1_s6))) (let ((l1_s8 (= l1_s5 l1_s7))) l1_s8)))))))) [GOOD] (assert s13) [GOOD] (define-fun s14 () Bool (forall ((l1_s0 B) (l1_s1 B)) (let ((l1_s2 (OR l1_s0 l1_s1))) (let ((l1_s3 (NOT l1_s2))) (let ((l1_s4 (NOT l1_s0))) (let ((l1_s5 (NOT l1_s1))) (let ((l1_s6 (AND l1_s4 l1_s5))) (let ((l1_s7 (= l1_s3 l1_s6))) l1_s7)))))))) [GOOD] (assert s14) [GOOD] (define-fun s15 () Bool (forall ((l1_s0 B)) (let ((l1_s1 (NOT l1_s0))) (let ((l1_s2 (NOT l1_s1))) (let ((l1_s3 (= l1_s0 l1_s2))) l1_s3))))) [GOOD] (assert s15) [SEND] (check-sat) [RECV] unsat *** Solver : Z3 *** Exit code: ExitSuccess FINAL:Unsat DONE!