unsat
(instantiations (forall ((x Int) (y Int) (z Int)) (= (v2 x y z) (v1 x y z)))
  ( 2 0 1 )
  ( 0 0 1 )
)
(instantiations (forall ((x Int)) (= x (g1 x)))
  ( (u1 1 0 1) )
)
(instantiations (forall ((x Int)) (= x (g2 x)))
  ( (u2 1 0 1) )
)
(instantiations (forall ((x Int) (y Int)) (= (f1 x y) (* 2 y)))
  ( (u1 0 0 1) (v1 0 0 1) )
)
(instantiations (forall ((x Int) (y Int)) (= (f2 x y) (+ (* 4 x) (* (- 2) y))))
  ( (u2 0 0 1) (v2 0 0 1) )
)
(instantiations (forall ((x Int) (y Int) (z Int)) (= (u1 x y z) (ite (>= x 1) (f1 (u1 (+ (- 1) x) y z) (v1 (+ (- 1) x) y z)) y)))
  ( 1 0 1 )
)
(instantiations (forall ((x Int) (y Int) (z Int)) (= (v1 x y z) (ite (>= x 1) (g1 (u1 (+ (- 1) x) y z)) z)))
  ( 2 0 1 )
)
(instantiations (forall ((x Int) (y Int) (z Int)) (= (u2 x y z) (ite (>= x 1) (f2 (u2 (+ (- 1) x) y z) (v2 (+ (- 1) x) y z)) y)))
  ( 1 0 1 )
  ( 0 0 1 )
)
(instantiations (forall ((x Int) (y Int) (z Int)) (= (v2 x y z) (ite (>= x 1) (g2 (u2 (+ (- 1) x) y z)) z)))
  ( 2 0 1 )
  ( 0 0 1 )
)
