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28 lines
926 B
Text
28 lines
926 B
Text
(set-info :smt-lib-version 2.6)
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(set-logic QF_DT)
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(set-info :source |
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Generated by: Andrew Reynolds
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Generated on: 2017-04-28
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Generator: Random, converted to v2.6 by CVC4
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Application: Regressions for datatypes decision procedure.
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Target solver: CVC3
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Publications: "An Abstract Decision Procedure for Satisfiability in the Theory of Inductive Data Types" by Clark Barrett, Igor Shikanian, and Cesare Tinelli, Journal on Satisfiability, Boolean Modeling and Computation 2007.
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|)
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(set-info :license "https://creativecommons.org/licenses/by/4.0/")
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(set-info :category "random")
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(set-info :status sat)
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(declare-datatypes ((nat 0)(list 0)(tree 0)) (((succ (pred nat)) (zero))
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((cons (car tree) (cdr list)) (null))
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((node (children list)) (leaf (data nat)))
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))
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(declare-fun x1 () nat)
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(declare-fun x2 () list)
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(declare-fun x3 () tree)
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(assert (and (not ((_ is cons) x2)) (not (= (leaf (data (leaf x1))) x3))))
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(check-sat)
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(exit)
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