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Assertions

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CEisenhofer 2026-03-20 15:11:51 +01:00
parent 88ef8c7cda
commit 2bd5283f6a
2 changed files with 6 additions and 1 deletions
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3
src/smt/seq/seq_nielsen.cpp
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@ -2329,6 +2329,7 @@ namespace seq {
} }
// depth limit hit – double the bound and retry // depth limit hit – double the bound and retry
m_depth_bound *= 2; m_depth_bound *= 2;
SASSERT(m_depth_bound < INT_MAX);
} }
++m_stats.m_num_unknown; ++m_stats.m_num_unknown;
return search_result::unknown; return search_result::unknown;
@ -2427,7 +2428,7 @@ namespace seq {
if (!node->is_extended()) { if (!node->is_extended()) {
bool ext = generate_extensions(node); bool ext = generate_extensions(node);
if (!ext) { if (!ext) {
node->set_extended(true); UNREACHABLE();
// No extensions could be generated. If the node still has // No extensions could be generated. If the node still has
// unsatisfied constraints with opaque (s_other) terms that // unsatisfied constraints with opaque (s_other) terms that
// we cannot decompose, report unknown rather than unsat // we cannot decompose, report unknown rather than unsat

4
src/smt/theory_nseq.cpp
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@ -294,6 +294,9 @@ namespace smt {
propagate_pos_mem(std::get<mem_item>(item)); propagate_pos_mem(std::get<mem_item>(item));
else if (std::holds_alternative<axiom_item>(item)) else if (std::holds_alternative<axiom_item>(item))
dequeue_axiom(std::get<axiom_item>(item).e); dequeue_axiom(std::get<axiom_item>(item).e);
else {
UNREACHABLE();
}
} }
} }
@ -537,6 +540,7 @@ namespace smt {
// Examining the Nielsen graph is probably the best way of debugging // Examining the Nielsen graph is probably the best way of debugging
std::string dot = m_nielsen.to_dot(); std::string dot = m_nielsen.to_dot();
IF_VERBOSE(1, verbose_stream() << dot << "\n";); IF_VERBOSE(1, verbose_stream() << dot << "\n";);
// std::cout << "Got: " << (result == seq::nielsen_graph::search_result::sat ? "sat" : (result == seq::nielsen_graph::search_result::unsat ? "unsat" : "unknown")) << std::endl;
#endif #endif
if (result == seq::nielsen_graph::search_result::unsat) { if (result == seq::nielsen_graph::search_result::unsat) {