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restore invalid atom case: Path atoms now get rejected in the retry loop and removed from the candidate pool, same as global backbone/negation rejections.

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This commit is contained in:
Ilana Shapiro 2026-06-20 22:08:58 -07:00
parent 868b5eeaa7
commit c798213d87
1 changed files with 8 additions and 1 deletions
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9
src/solver/parallel_tactical2.cpp
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@ -708,7 +708,7 @@ class parallel_solver {
if (m_search_tree.is_lease_canceled(lease.leased_node))
return false;
expr_ref _atom(l2g(atom), m);
expr_ref _atom(l2g(atom), m);
return lease.leased_node->path_contains_atom(_atom);
}
@ -1117,6 +1117,13 @@ class parallel_solver {
continue;
if (m.is_true(lit) || m.is_false(lit))
continue;
if (b.path_contains_atom(m_l2g, lease, lit)) {
expr* atom = lit;
m.is_not(lit, atom);
rejected_atoms.insert(atom);
rejected = true;
continue;
}
if (m_config.m_global_backbones && b.is_global_backbone_or_negation(m_l2g, lit)) {
expr* atom = lit;
m.is_not(lit, atom);