MAYBE (format LCTRS :logic QF_LIA) (fun f 2 :sort (Int Int Int)) (fun g 2 :sort (Int Int Int)) (fun h 1 :sort (Int Int)) (rule (f x_0 y_1) (+ (f z_2 y_1) 1) :guard (and (>= x_0 1) (= z_2 (- x_0 1))) :vars ((x_0 Int) (y_1 Int) (z_2 Int))) (rule (g 0 y_3) y_3 :guard (<= x_4 0) :vars ((y_3 Int) (x_4 Int))) (rule (f x_5 0) (g 1 x_5) :guard (<= x_5 1) :vars ((x_5 Int))) (rule (g 1 1) (+ (g 1 0) 1)) (rule (h x_6) (+ (g 1 x_6) 1) :guard (<= x_6 1) :vars ((x_6 Int))) (rule (h x_7) (+ (f (- x_7 1) 0) 2) :guard (>= x_7 1) :vars ((x_7 Int))) Confluence could not be determined. Elapsed Time: 75.69 ms