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fix #2546, retrieve model in optsmt lex before iterating

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2019-09-10 11:19:59 +02:00
parent 0481adb87c
commit 63840806d8
5 changed files with 6 additions and 1 deletions
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3
src/smt/smt_model_checker.cpp
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@ -322,12 +322,13 @@ namespace smt {
/**
\brief Return true if q is satisfied by m_curr_model.
*/
bool model_checker::check(quantifier * q) {
SASSERT(!m_aux_context->relevancy());
scoped_ctx_push _push(m_aux_context.get());
quantifier * flat_q = get_flat_quantifier(q);
TRACE("model_checker", tout << "model checking:\n" << expr_ref(q->get_expr(), m) << "\n" << expr_ref(flat_q->get_expr(), m) << "\n";);
TRACE("model_checker", tout << "model checking:\n" << expr_ref(flat_q->get_expr(), m) << "\n";);
expr_ref_vector sks(m);
assert_neg_q_m(flat_q, sks);