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Can's fix to relevancy propagation

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This commit is contained in:
Nikolaj Bjorner 2025-01-14 08:14:53 -08:00
parent 89ed4d6c8b
commit 8c5abdf818
2 changed files with 12 additions and 0 deletions
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6
src/smt/dyn_ack.cpp
View file

@ -425,6 +425,9 @@ namespace smt {
lits.push_back(mk_eq(n1, n2));
clause_del_eh * del_eh = alloc(dyn_ack_clause_del_eh, *this);
for (auto lit : lits)
m_context.mark_as_relevant(lit);
justification * js = nullptr;
if (m.proofs_enabled())
js = alloc(dyn_ack_cc_justification, n1, n2);
@ -484,6 +487,9 @@ namespace smt {
m.mk_eq(n2, r),
m.mk_eq(n1, n2));
}
ctx.mark_as_relevant(eq1);
ctx.mark_as_relevant(eq2);
ctx.mark_as_relevant(eq3);
clause * cls = ctx.mk_clause(lits.size(), lits.data(), js, CLS_TH_LEMMA, del_eh);
if (!cls) {
dealloc(del_eh);

6
src/smt/smt_context.cpp
View file

@ -2321,6 +2321,8 @@ namespace smt {
});
literal l(v, sign);
cls->set_literal(j, l);
if (cls->get_kind() == CLS_TH_LEMMA)
mark_as_relevant(l);
}
SASSERT(ilvl <= m_scope_lvl);
int w1_idx = select_watch_lit(cls, 0);
@ -2349,6 +2351,10 @@ namespace smt {
SASSERT(!cls->reinternalize_atoms());
literal l1 = cls->get_literal(0);
literal l2 = cls->get_literal(1);
if (cls->get_kind() == CLS_TH_LEMMA) {
mark_as_relevant(l1);
mark_as_relevant(l2);
}
if (get_assignment(l1) == l_false && is_empty_clause(cls)) {
set_conflict(b_justification(cls));
keep = true;