(meta-info (comment "Ctrl example from examples-transformed/student/fib01.ctrs"))
(format LCTRS :logic QF_LIA)
(fun w2 2 :sort (Unit Unit Unit))
(fun return 1 :sort (Int Unit))
(fun badfib 1 :sort (Int Unit))

(rule (w2 (return x) (return y)) (return (+ x y)) :vars ((x Int) (y Int)))
(rule (badfib x) (w2 (badfib (- x 1)) (badfib (- x 2))) :guard (> x 1) :vars ((x Int)))
(rule (badfib x) (return 1) :guard (= x 1) :vars ((x Int)))
(rule (badfib x) (return 1) :guard (<= x 0) :vars ((x Int)))