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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2022-12-20 12:46:15 -08:00
parent 5c54ea87f1
commit a8d401864b
5 changed files with 76 additions and 3 deletions
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src/math/polysat/viable.cpp
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@ -919,6 +919,9 @@ namespace polysat {
SASSERT(all_of(lemma, [this](sat::literal lit) { return s.m_bvars.value(lit) == l_false || s.lit2cnstr(lit).is_currently_false(s); }));
// NSB review: bench23 exposes a scenario where s.m_bvars.value(lit) == l_true. So the viable lemma is mute, but the literal in the premise
// is a conflict.
// SASSERT(all_of(lemma, [this](sat::literal lit) { return s.m_bvars.value(lit) != l_true; }));
core.add_lemma("viable", lemma.build());
core.logger().log(inf_fi(*this, v));
return true;