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add stats on m_dio_branching_conflicts

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2025-02-05 10:38:51 -10:00 • committed by Lev Nachmanson
parent 0bf3ca87e7
commit 7e02dfe484
2 changed files with 4 additions and 0 deletions
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2
src/math/lp/dioph_eq.cpp
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@ -1733,6 +1733,7 @@ namespace lp {
if (m_branch_stack.size() == 0) {
lra.stats().m_dio_branching_infeasibles++;
transfer_explanations_from_closed_branches();
lra.stats().m_dio_branching_conflicts++;
return lia_move::conflict;
}
need_create_branch = false;
@ -1761,6 +1762,7 @@ namespace lp {
if (m_branch_stack.size() == 0) {
lra.stats().m_dio_branching_infeasibles++;
transfer_explanations_from_closed_branches();
lra.stats().m_dio_branching_conflicts++;
return lia_move::conflict;
}
TRACE("dio_br", tout << lp_status_to_string(lra.get_status()) << std::endl;

2
src/math/lp/lp_settings.h
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@ -137,6 +137,7 @@ struct statistics {
unsigned m_dio_branching_infeasibles = 0;
unsigned m_dio_rewrite_conflicts = 0;
unsigned m_dio_branching_sats = 0;
unsigned m_dio_branching_conflicts = 0;
::statistics m_st = {};
void reset() {
@ -179,6 +180,7 @@ struct statistics {
st.update("arith-dio-rewrite-conflicts", m_dio_rewrite_conflicts);
st.update("arith-dio-branching-sats", m_dio_branching_sats);
st.update("arith-dio-branching-depth", m_dio_branching_depth);
st.update("arith-dio-branching-conflicts", m_dio_branching_conflicts);
st.copy(m_st);
}
};