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fix relevancy tracking in new solver

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This commit is contained in:
Nikolaj Bjorner 2020-11-16 11:20:17 -08:00
parent 36e9412252
commit 85a20791db
2 changed files with 12 additions and 8 deletions
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11
src/sat/smt/sat_dual_solver.cpp
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@ -72,6 +72,7 @@ namespace sat {
}
void dual_solver::add_root(unsigned sz, literal const* clause) {
TRACE("dual", tout << "root: " << literal_vector(sz, clause) << "\n";);
if (sz == 1) {
m_units.push_back(clause[0]);
return;
@ -80,11 +81,10 @@ namespace sat {
for (unsigned i = 0; i < sz; ++i)
m_solver.mk_clause(root, ~ext2lit(clause[i]), status::input());
m_roots.push_back(~root);
if (root.var() == 5350)
std::cout << "root clause " << literal_vector(sz, clause) << "\n";
}
void dual_solver::add_aux(unsigned sz, literal const* clause) {
TRACE("dual", tout << "aux: " << literal_vector(sz, clause) << "\n";);
m_lits.reset();
for (unsigned i = 0; i < sz; ++i)
m_lits.push_back(ext2lit(clause[i]));
@ -106,8 +106,8 @@ namespace sat {
for (literal lit : m_solver.get_core())
m_core.push_back(lit2ext(lit));
if (is_sat == l_true) {
IF_VERBOSE(0, display(s, verbose_stream()));
s.display(verbose_stream());
TRACE("dual", display(s, tout); s.display(tout););
IF_VERBOSE(0, verbose_stream() << "unexpected SAT\n");
UNREACHABLE();
return false;
}
@ -125,7 +125,8 @@ namespace sat {
lbool v2 = s.value(w);
if (v1 == v2 || v2 == l_undef)
continue;
out << w << " " << v << " " << v1 << " " << v2 << "\n";
out << "ext: " << w << " " << v2 << "\n";
out << "int: " << v << " " << v1 << "\n";
}
literal_vector lits;
for (bool_var v : m_tracked_vars)

9
src/sat/tactic/goal2sat.cpp
View file

@ -115,18 +115,21 @@ struct goal2sat::imp : public sat::sat_internalizer {
return sat::status::th(m_is_redundant, m.get_basic_family_id());
}
bool relevancy_enabled() {
return m_euf && ensure_euf()->relevancy_enabled();
}
bool top_level_relevant() {
return m_top_level && m_euf && ensure_euf()->relevancy_enabled();
return m_top_level && relevancy_enabled();
}
void add_dual_def(unsigned n, sat::literal const* lits) {
if (top_level_relevant())
if (relevancy_enabled())
ensure_euf()->add_aux(n, lits);
}
void add_dual_root(unsigned n, sat::literal const* lits) {
if (top_level_relevant())
if (relevancy_enabled())
ensure_euf()->add_root(n, lits);
}