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include chronological backtracking, two-phase sat, xor inprocessing, probsat, ddfw

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-06-13 03:34:31 -07:00
parent 46d23ea8d7
commit d17248821a
32 changed files with 3246 additions and 654 deletions
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13
src/tactic/tactic.cpp
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@ -165,11 +165,18 @@ lbool check_sat(tactic & t, goal_ref & g, model_ref & md, labels_vec & labels, p
}
catch (tactic_exception & ex) {
reason_unknown = ex.msg();
if (r.size() > 0) pr = r[0]->pr(0);
return l_undef;
}
TRACE("tactic_check_sat",
TRACE("tactic",
tout << "r.size(): " << r.size() << "\n";
for (unsigned i = 0; i < r.size(); i++) r[i]->display(tout););
for (unsigned i = 0; i < r.size(); i++) r[i]->display_with_dependencies(tout););
if (r.size() > 0) {
pr = r[0]->pr(0);
TRACE("tactic", tout << pr << "\n";);
}
if (is_decided_sat(r)) {
model_converter_ref mc = r[0]->mc();
@ -192,7 +199,7 @@ lbool check_sat(tactic & t, goal_ref & g, model_ref & md, labels_vec & labels, p
}
else {
if (models_enabled && !r.empty()) {
model_converter_ref mc = r[0]->mc();
model_converter_ref mc = r[0]->mc();
model_converter2model(m, mc.get(), md);
if (mc)
(*mc)(labels);