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flush gmc for sat-preprocessor model bug #4532

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-07-26 14:30:48 -07:00
parent e8ef9a85a4
commit ac39ddb43f
3 changed files with 12 additions and 8 deletions
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6
src/sat/sat_solver.cpp
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@ -91,9 +91,9 @@ namespace sat {
solver::~solver() {
m_ext = nullptr;
SASSERT(m_config.m_num_threads > 1 || check_invariant());
TRACE("sat", tout << "Delete clauses\n";);
CTRACE("sat", !m_clauses.empty(), tout << "Delete clauses\n";);
del_clauses(m_clauses);
TRACE("sat", tout << "Delete learned\n";);
CTRACE("sat", !m_learned.empty(), tout << "Delete learned\n";);
del_clauses(m_learned);
dealloc(m_cuber);
m_cuber = nullptr;
@ -1207,6 +1207,7 @@ namespace sat {
propagate(false);
if (check_inconsistent()) return l_false;
if (m_config.m_force_cleanup) do_cleanup(true);
TRACE("sat", display(tout););
if (m_config.m_gc_burst) {
// force gc
@ -1221,6 +1222,7 @@ namespace sat {
if (m_config.m_max_conflicts == 0) {
IF_VERBOSE(SAT_VB_LVL, verbose_stream() << "(sat \"abort: max-conflicts = 0\")\n";);
TRACE("sat", display(tout); m_mc.display(tout););
return l_undef;
}