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; EXPECT: unknown
; COMMAND-LINE: --sygus-out=status
(set-logic ALL)
(synth-fun inv-fn ((i Int) (x (Array Int Int)) (c Int)) Bool)
(define-fun init-fn ((i Int) (x (Array Int Int)) (c Int)) Bool
(and (= i 0)
(= (select x 10) c)))
(define-fun post-fn ((i Int) (x (Array Int Int))(c Int)) Bool
(exists ((index Int)) (and (= (select x index) c)
(forall ((index2 Int)) (=> (< index2 index) (not (= (select x index) c))))
)))
(declare-var x (Array Int Int))
(declare-var x! (Array Int Int))
(declare-var i Int)
(declare-var i! Int)
(declare-var c Int)
(constraint (=> (init-fn i x c) (inv-fn i x c)))
(constraint (=> (inv-fn i x c) (post-fn i x c)))
(check-synth)
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