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Revert "Parallel solving (#7775)" (#7777)

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This reverts commit c8e866f568.
This commit is contained in:
Nikolaj Bjorner 2025-08-14 18:16:35 -07:00 • committed by GitHub
parent 1e7832a391
commit e24a5b6624
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GPG key ID: B5690EEEBB952194
9 changed files with 224 additions and 1054 deletions
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26
src/smt/smt_internalizer.cpp
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@ -931,10 +931,6 @@ namespace smt {
set_bool_var(id, v);
m_bdata.reserve(v+1);
m_activity.reserve(v+1);
m_lit_scores[0].reserve(v + 1);
m_lit_scores[1].reserve(v + 1);
m_lit_scores[0][v] = m_lit_scores[1][v] = 0.0;
m_bool_var2expr.reserve(v+1);
m_bool_var2expr[v] = n;
literal l(v, false);
@ -1423,7 +1419,6 @@ namespace smt {
break;
case CLS_LEARNED:
dump_lemma(num_lits, lits);
add_scores(num_lits, lits);
break;
default:
break;
@ -1532,27 +1527,6 @@ namespace smt {
}}
}
// void context::add_scores(unsigned n, literal const* lits) {
// for (unsigned i = 0; i < n; ++i) {
// auto lit = lits[i];
// unsigned v = lit.var();
// m_lit_scores[v][lit.sign()] += 1.0 / n;
// }
// }
void context::add_scores(unsigned n, literal const* lits) {
for (unsigned i = 0; i < n; ++i) {
auto lit = lits[i];
unsigned v = lit.var(); // unique key per literal
m_lit_scores[lit.sign()][v] += 1.0 / n;
auto new_score = m_lit_scores[0][v] * m_lit_scores[1][v];
m_pq_scores.set(v, new_score);
}
}
void context::dump_axiom(unsigned n, literal const* lits) {
if (m_fparams.m_axioms2files) {
literal_buffer tmp;