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Moved farkas stats printing to before and after the hyp-reduction

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This commit is contained in:
Bernhard Gleiss 2017-12-01 15:23:07 +01:00 • committed by Arie Gurfinkel
parent de31b07008
commit 0f25e9e831
2 changed files with 22 additions and 16 deletions
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16
src/muz/spacer/spacer_itp_solver.cpp
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@ -281,7 +281,23 @@ void itp_solver::get_itp_core (expr_ref_vector &core)
// preprocess proof in order to get a proof which is better suited for unsat-core-extraction
proof_ref pr(get_proof(), m);
if (m_print_farkas_stats)
{
iuc_proof iuc_before(m, pr.get(), B);
verbose_stream() << "Stats before transformation:";
iuc_before.print_farkas_stats();
}
spacer::reduce_hypotheses(pr);
spacer::reduce_hypotheses(pr);
if (m_print_farkas_stats)
{
iuc_proof iuc_after(m, pr.get(), B);
verbose_stream() << "Stats after transformation:";
iuc_after.print_farkas_stats();
}
STRACE("spacer.unsat_core_learner",
verbose_stream() << "Reduced proof:\n" << mk_ismt2_pp(pr, m) << "\n";
);

22
src/muz/spacer/spacer_unsat_core_learner.cpp
View file

@ -41,7 +41,7 @@ void unsat_core_learner::register_plugin(unsat_core_plugin* plugin)
void unsat_core_learner::compute_unsat_core(expr_ref_vector& unsat_core)
{
// traverse proof
proof_post_order it(m_pr.get(), m);
proof_post_order it(m_pr.get(), m);
while (it.hasNext())
{
proof* currentNode = it.next();
@ -54,7 +54,7 @@ void unsat_core_learner::compute_unsat_core(expr_ref_vector& unsat_core)
{
SASSERT(m.is_proof(currentNode->get_arg(i)));
proof* premise = to_app(currentNode->get_arg(i));
need_to_mark_closed = need_to_mark_closed && (!m_pr.is_b_marked(premise) || m_closed.is_marked(premise));
}
@ -75,16 +75,6 @@ void unsat_core_learner::compute_unsat_core(expr_ref_vector& unsat_core)
// TODO: remove duplicates from unsat core?
// count both number of all Farkas lemmas and number of Farkas lemmas in the cut
if (m_print_farkas_stats)
{
m_pr.print_farkas_stats();
}
//TODO remove this
if(m_iuc_debug_proof)
{
}
verbose_stream() << std::endl;
// move all lemmas into vector
for (expr* const* it = m_unsat_core.begin(); it != m_unsat_core.end(); ++it)
@ -119,14 +109,14 @@ void unsat_core_learner::set_closed(proof* p, bool value)
{
m_closed.mark(p, value);
}
bool unsat_core_learner::is_b_open(proof *p)
{
{
return m_pr.is_b_marked(p) && !is_closed (p);
}
}
void unsat_core_learner::add_lemma_to_core(expr* lemma)
{
m_unsat_core.push_back(lemma);
}
}
}