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wip - adding proof checkers, fixes to quantifier proof certificates

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This commit is contained in:
Nikolaj Bjorner 2022-10-10 09:46:22 +02:00
parent 4623117af8
commit de69874076
16 changed files with 241 additions and 58 deletions
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9
src/sat/smt/euf_proof.cpp
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@ -164,7 +164,16 @@ namespace euf {
return mk_smt_hint(n, nl, lits, ne, m_expr_pairs.data());
}
sat::status solver::mk_tseitin_status(sat::literal a, sat::literal b) {
sat::literal lits[2] = { a, b };
return mk_tseitin_status(2, lits);
}
sat::status solver::mk_tseitin_status(unsigned n, sat::literal const* lits) {
th_proof_hint* ph = use_drat() ? mk_smt_hint(symbol("tseitin"), n, lits) : nullptr;
return sat::status::th(m_is_redundant, m.get_basic_family_id(), ph);
}
expr* smt_proof_hint::get_hint(euf::solver& s) const {
ast_manager& m = s.get_manager();
sort* proof = m.mk_proof_sort();