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flip literals in ATEs produced using RI

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-04-06 08:38:01 -07:00
parent 528dc8a3f8
commit a954ab7d8d
7 changed files with 224 additions and 85 deletions
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29
src/sat/sat_solver.cpp
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@ -333,6 +333,12 @@ namespace sat {
}
void solver::mk_bin_clause(literal l1, literal l2, bool learned) {
#if 0
if ((l1.var() == 2039 || l2.var() == 2039) &&
(l1.var() == 27042 || l2.var() == 27042)) {
IF_VERBOSE(1, verbose_stream() << "mk_bin: " << l1 << " " << l2 << " " << learned << "\n");
}
#endif
if (find_binary_watch(get_wlist(~l1), ~l2)) {
assign(l1, justification());
return;
@ -345,13 +351,13 @@ namespace sat {
if (w0) {
if (w0->is_learned() && !learned) {
w0->set_learned(false);
}
w0 = find_binary_watch(get_wlist(~l2), l1);
}
if (w0) {
if (w0->is_learned() && !learned) {
w0->set_learned(false);
}
}
else {
return;
}
w0 = find_binary_watch(get_wlist(~l2), l1);
VERIFY(w0);
w0->set_learned(false);
return;
}
if (m_config.m_drat)
@ -671,7 +677,6 @@ namespace sat {
TRACE("sat_assign_core", tout << l << " " << j << " level: " << scope_lvl() << "\n";);
if (at_base_lvl()) {
if (m_config.m_drat) m_drat.add(l, !j.is_none());
j = justification(); // erase justification for level 0
}
m_assignment[l.index()] = l_true;
@ -1215,7 +1220,7 @@ namespace sat {
}
}
if (num_in > 0 || num_out > 0) {
IF_VERBOSE(1, verbose_stream() << "(sat-sync out: " << num_out << " in: " << num_in << ")\n";);
IF_VERBOSE(2, verbose_stream() << "(sat-sync out: " << num_out << " in: " << num_in << ")\n";);
}
}
}
@ -1657,7 +1662,11 @@ namespace sat {
if (!check_clauses(m_model)) {
IF_VERBOSE(0, verbose_stream() << "failure checking clauses on transformed model\n";);
// IF_VERBOSE(10, m_mc.display(verbose_stream()));
IF_VERBOSE(10, m_mc.display(verbose_stream()));
//IF_VERBOSE(0, display_units(verbose_stream()));
//IF_VERBOSE(0, display(verbose_stream()));
IF_VERBOSE(0, for (bool_var v = 0; v < num; v++) verbose_stream() << v << ": " << m_model[v] << "\n";);
throw solver_exception("check model failed");
}