; COMMAND-LINE: --strings-exp --nl-ext-tplanes ; EXPECT: unsat (set-logic ALL) (declare-fun i9 () Int) (declare-fun str0 () String) (declare-fun str9 () String) (assert (and (= 0 (str.indexof str9 str9 (abs (str.len str0)))) (= (abs (str.len str0)) (+ (- 5) (* i9 i9))))) (check-sat)