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adding instrumentation to debug #1233

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-11-20 16:51:17 -08:00
parent 14714f2803
commit 33e8113c9e
6 changed files with 94 additions and 127 deletions
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26
src/muz/pdr/pdr_context.cpp
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@ -149,30 +149,27 @@ namespace pdr {
}
datalog::rule const& pred_transformer::find_rule(model_core const& model) const {
obj_map<expr, datalog::rule const*>::iterator it = m_tag2rule.begin(), end = m_tag2rule.end();
TRACE("pdr_verbose",
datalog::rule_manager& rm = ctx.get_context().get_rule_manager();
for (; it != end; ++it) {
expr* pred = it->m_key;
for (auto const& kv : m_tag2rule) {
expr* pred = kv.m_key;
tout << mk_pp(pred, m) << ":\n";
if (it->m_value) rm.display_smt2(*it->m_value, tout) << "\n";
if (kv.m_value) rm.display_smt2(*kv.m_value, tout) << "\n";
}
);
it = m_tag2rule.begin();
if (m_tag2rule.size() == 1) {
return *it->m_value;
return *m_tag2rule.begin()->m_value;
}
expr_ref vl(m);
for (; it != end; ++it) {
expr* pred = it->m_key;
for (auto const& kv : m_tag2rule) {
expr* pred = kv.m_key;
if (model.eval(to_app(pred)->get_decl(), vl) && m.is_true(vl)) {
return *it->m_value;
return *kv.m_value;
}
}
UNREACHABLE();
return *((datalog::rule*)0);
throw default_exception("could not find rule");
}
void pred_transformer::find_predecessors(datalog::rule const& r, ptr_vector<func_decl>& preds) const {
@ -201,7 +198,7 @@ namespace pdr {
void pred_transformer::simplify_formulas(tactic& tac, expr_ref_vector& v) {
goal_ref g(alloc(goal, m, false, false, false));
for (unsigned j = 0; j < v.size(); ++j) g->assert_expr(v[j].get());
for (expr* e : v) g->assert_expr(e);
model_converter_ref mc;
proof_converter_ref pc;
expr_dependency_ref core(m);
@ -216,9 +213,8 @@ namespace pdr {
void pred_transformer::simplify_formulas() {
tactic_ref us = mk_unit_subsumption_tactic(m);
simplify_formulas(*us, m_invariants);
for (unsigned i = 0; i < m_levels.size(); ++i) {
simplify_formulas(*us, m_levels[i]);
}
for (auto & fmls : m_levels)
simplify_formulas(*us, fmls);
}
expr_ref pred_transformer::get_formulas(unsigned level, bool add_axioms) {