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Solve UNSAT queries again with proof production enabled

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This commit is contained in:
Martin Blicha 2023-07-03 16:47:59 +02:00
parent c90b48af02
commit 2195b5e57a
1 changed files with 9 additions and 0 deletions
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9
libsmtutil/CHCSmtLib2Interface.cpp
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@ -194,7 +194,16 @@ std::string CHCSmtLib2Interface::querySolver(std::string const& _input)
}(); }();
auto result = m_smtCallback(ReadCallback::kindString(ReadCallback::Kind::SMTQuery) + " " + solverBinary, _input); auto result = m_smtCallback(ReadCallback::kindString(ReadCallback::Kind::SMTQuery) + " " + solverBinary, _input);
if (result.success) if (result.success)
{
if (m_enabledSolvers.z3 and boost::starts_with(result.responseOrErrorMessage, "unsat")) {
solverBinary += " fp.xform.slice=false fp.xform.inline_linear=false fp.xform.inline_eager=false";
string extendedQuery = "(set-option :produce-proofs true)" + _input + "\n(get-proof)";
auto secondResult = m_smtCallback(ReadCallback::kindString(ReadCallback::Kind::SMTQuery) + " " + solverBinary, extendedQuery);
if (secondResult.success)
return secondResult.responseOrErrorMessage;
}
return result.responseOrErrorMessage; return result.responseOrErrorMessage;
}
m_unhandledQueries.push_back(_input); m_unhandledQueries.push_back(_input);
return "unknown\n"; return "unknown\n";