; COMMAND-LINE: --uf-ho ; EXPECT: unsat (set-logic UF) (set-info :status unsat) (declare-sort U 0) (declare-fun f (U) U) (declare-fun g (U) U) (declare-fun h (U) U) (declare-fun a () U) (declare-fun b () U) (declare-fun c () U) (assert (or (= f h) (= f g))) (assert (not (= (f a) (g a)))) (assert (not (= (f a) (h a)))) (check-sat)