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cvc5-cvc5-1.2.0.test.regress.cli.regress1.sygus.once_2.sy Maven / Gradle / Ivy

; EXPECT: feasible
; COMMAND-LINE: --lang=sygus2 --sygus-out=status
(set-logic BV)

(define-sort Stream () (_ BitVec 2))

(define-fun BV_ONE () Stream (_ bv1 2))

(define-fun
  O ( (X Stream) ) Stream
  (bvneg (bvand X (bvnot (bvsub X BV_ONE))))
)

(synth-fun op ((x Stream)) Stream
  (( y_term Stream))
  (( y_term Stream (
    ( Constant Stream)
    ( Variable Stream)
    ( bvnot y_term )
    ( bvand y_term y_term )
    ( bvor y_term y_term )
    ( bvneg y_term )
    ( bvadd y_term y_term )
    ( bvsub y_term y_term )
    ( bvmul y_term y_term )
    ( bvudiv y_term y_term )
    ( bvurem y_term y_term )
    ( bvshl y_term y_term )
    ( bvlshr y_term y_term )
  ))
))

(define-fun C ((x Stream)) Bool
  (= (op x) (O x))
)

(constraint (and
(C (_ bv0 2))
(C (_ bv1 2))
(C (_ bv2 2))
(C (_ bv3 2))
))

(check-synth)