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; EXPECT: sat
; EXPECT: sat
; EXPECT: sat
(set-logic SAT)
(set-option :incremental true)
(declare-fun v1 () Bool)
(declare-fun v2 () Bool)
(declare-fun v3 () Bool)
(declare-fun v4 () Bool)
(declare-fun v5 () Bool)
(check-sat)
(push)
(assert (or (and (or true v1) (and (and (or v1 v1) true) true)) (or v2 (and v2 false))))
(check-sat)
(assert (or (and (and v3 (and (or v4 v3) (and v1 false))) (and (and (or v2 true) v5) (and (and false v1) true))) v3))
(push)
(pop)
(pop)
(assert true)
(push)
(assert (and (or v4 v5) true))
(check-sat)
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