unsat
(instantiations (forall ((x Int)) (= x (g1 x)))
  ( skcj )
)
(instantiations (forall ((x Int) (y Int)) (= x (+ (* (- 1) y) (f1 x y))))
  ( (u1 (+ (- 1) (g1 skcj)) 0) (g1 skcj) )
  ( (u1 sk1x 0) (+ 1 sk1x) )
)
(instantiations (forall ((x Int)) (= x (+ (- 1) (g0 x))))
  ( skcj )
)
(instantiations (forall ((x Int) (y Int)) (= (u1 x y) (ite (>= x 1) (f1 (u1 (+ (- 1) x) y) x) y)))
  ( (+ 1 sk1x) 0 )
  ( 0 0 )
  ( (g1 skcj) 0 )
  ( (+ (- 1) (g1 skcj)) 0 )
)
(instantiations (forall ((x Int)) (= (small x) (+ (v0 x) (* (- 1) (v1 x)))))
  ( skcj )
)
(instantiations (forall ((x Int)) (= (fast x) (+ (v0 x) (* (- 1) (div (+ x (* x x)) 2)))))
  ( skcj )
)
(instantiations (forall ((x Int)) (= (v1 x) (u1 (g1 x) 0)))
  ( skcj )
)
(instantiations (forall ((x Int)) (or (not (>= x 0)) (= x (+ (* 2 (u1 x 0)) (* (- 1) (* x x))))))
  ( (g1 skcj) )
)
