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Solution soundness bug on QF_S formula #4791

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wintered opened this issue Nov 12, 2020 · 0 comments
Closed

Solution soundness bug on QF_S formula #4791

wintered opened this issue Nov 12, 2020 · 0 comments

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@wintered
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[637] % cvc4 small.smt2
unsat
[638] % z3release small.smt2
sat
[639] % 
[639] % cat small.smt2
(set-logic QF_S)
(assert (str.in_re "A" (re.diff (re.* re.allchar) re.allchar (re.* re.allchar))))
(check-sat)
[640] 

OS: Ubuntu 18.04
Commit: dd3e6c

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