; Automatically generated by map2smt (set-logic HORN) (declare-datatypes ((listOfInt 0) ) (((cons-listOfInt (head-listOfInt Int) (tail-listOfInt listOfInt)) (nil-listOfInt)))) (declare-fun leq (Int Int Bool) Bool) (declare-fun mem (Int listOfInt Bool) Bool) (declare-fun append (listOfInt listOfInt listOfInt) Bool) (declare-fun ff () Bool) (assert (forall ( (A Int) (B Bool) ) (=> (= B false) (mem A nil-listOfInt B) ) ) ) (assert (forall ( (A Int) (B listOfInt) (C Bool) ) (=> (= C true) (mem A (cons-listOfInt A B) C) ) ) ) (assert (forall ( (A Int) (B Int) (C listOfInt) (D Bool) ) (=> (and (= D true) (mem A C D) ) (mem A (cons-listOfInt B C) D) ) ) ) (assert (forall ( (A Int) (B Int) (C listOfInt) (D Bool) ) (=> (and (= D false) (>= (- B A) 1) (mem A C D) ) (mem A (cons-listOfInt B C) D) ) ) ) (assert (forall ( (A Int) (B Int) (C listOfInt) (D Bool) ) (=> (and (= D false) (<= (- B A) (- 1)) (mem A C D) ) (mem A (cons-listOfInt B C) D) ) ) ) (assert (forall ( (A listOfInt) ) (append nil-listOfInt A A) ) ) (assert (forall ( (A Int) (B listOfInt) (C listOfInt) (D listOfInt) ) (=> (append B C D) (append (cons-listOfInt A B) C (cons-listOfInt A D)) ) ) ) (assert (forall ( (A Bool) (B Bool) (C listOfInt) (D listOfInt) (E listOfInt) (F Int) ) (=> (and (= A true) (= B true) (append C D E) (mem F E B) (mem F C A) ) ff ) ) ) (assert (forall ( (A Bool) (B Bool) (C listOfInt) (D listOfInt) (E listOfInt) (F Int) ) (=> (and (= A true) (= B true) (append C D E) (mem F E B) (mem F D A) ) ff ) ) ) (assert (not ff)) (check-sat)