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mark assumption literals to be skolem to hide them from models #2406

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-07-18 08:25:42 -07:00
parent 4b6a7371dd
commit 5820b16800
4 changed files with 21 additions and 5 deletions
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9
src/smt/theory_diff_logic_def.h
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@ -1118,8 +1118,8 @@ unsigned theory_diff_logic<Ext>::simplex2edge(unsigned e) {
template<typename Ext>
void theory_diff_logic<Ext>::update_simplex(Simplex& S) {
unsynch_mpq_manager mgr;
unsynch_mpq_inf_manager inf_mgr;
unsynch_mpq_manager& mgr = inf_mgr.get_mpq_manager();
unsigned num_nodes = m_graph.get_num_nodes();
vector<dl_edge<GExt> > const& es = m_graph.get_all_edges();
S.ensure_var(num_simplex_vars());
@ -1127,7 +1127,8 @@ void theory_diff_logic<Ext>::update_simplex(Simplex& S) {
numeral const& a = m_graph.get_assignment(i);
rational fin = a.get_rational().to_rational();
rational inf = a.get_infinitesimal().to_rational();
mpq_inf q(mgr.dup(fin.to_mpq()), mgr.dup(inf.to_mpq()));
mpq_inf q;
inf_mgr.set(q, fin.to_mpq(), inf.to_mpq());
S.set_value(node2simplex(i), q);
inf_mgr.del(q);
}
@ -1158,7 +1159,8 @@ void theory_diff_logic<Ext>::update_simplex(Simplex& S) {
numeral const& w = e.get_weight();
rational fin = w.get_rational().to_rational();
rational inf = w.get_infinitesimal().to_rational();
mpq_inf q(mgr.dup(fin.to_mpq()), mgr.dup(inf.to_mpq()));
mpq_inf q;
inf_mgr.set(q, fin.to_mpq(), inf.to_mpq());
S.set_upper(base_var, q);
inf_mgr.del(q);
}
@ -1314,7 +1316,6 @@ expr_ref theory_diff_logic<Ext>::mk_ineq(theory_var v, inf_eps const& val, bool
if (is_strict) {
f = m.mk_not(f);
}
TRACE("arith", tout << "block: " << f << "\n";);
return f;
}