; 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 minus (Int Int Int) Bool) (declare-fun len (listOfInt Int) Bool) (declare-fun drop (Int listOfInt listOfInt) Bool) (declare-fun ff () Bool) (assert (forall ( (A Int) (B Int) (C Int) ) (=> (and (= C 0) (>= A 0) (>= (- B A) 1) ) (minus A B C) ) ) ) (assert (forall ( (A Int) (B Int) (C Int) ) (=> (and (= C (- A B)) (<= B A) (>= A 0) ) (minus A B C) ) ) ) (assert (forall ( (A Int) ) (=> (= A 0) (len nil-listOfInt A) ) ) ) (assert (forall ( (A Int) (B listOfInt) (C Int) (D Int) ) (=> (and (= C (+ 1 D)) (len B D) ) (len (cons-listOfInt A B) C) ) ) ) (assert (forall ( (A Int) ) (drop A nil-listOfInt nil-listOfInt) ) ) (assert (forall ( (A Int) (B listOfInt) ) (=> (= A 0) (drop A B B) ) ) ) (assert (forall ( (A Int) (B Int) (C listOfInt) (D listOfInt) (E Int) ) (=> (and (= A (+ 1 E)) (>= E 0) (drop E C D) ) (drop A (cons-listOfInt B C) D) ) ) ) (assert (forall ( (A Int) (B Int) (C Int) (D Int) (E listOfInt) (F listOfInt) ) (=> (and (not (= A B)) (>= C 0) (= A (- D C)) (>= A 0) (drop C E F) (len F B) (len E D) ) ff ) ) ) (assert (forall ( (A Int) (B Int) (C Int) (D Int) (E listOfInt) (F listOfInt) ) (=> (and (not (= A B)) (>= C 0) (= A 0) (<= D (- C 1)) (drop C E F) (len F B) (len E D) ) ff ) ) ) (assert (not ff)) (check-sat)