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fix model bugs

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-01-13 16:12:59 -08:00
parent 4b112d52df
commit 4adb24ede5
10 changed files with 79 additions and 73 deletions
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3
src/sat/ba_solver.cpp
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@ -1640,7 +1640,6 @@ namespace sat {
bool ba_solver::propagate(literal l, ext_constraint_idx idx) {
SASSERT(value(l) == l_true);
constraint& c = index2constraint(idx);
TRACE("ba", tout << l << "\n";);
if (c.lit() != null_literal && l.var() == c.lit().var()) {
init_watch(c);
return true;
@ -1756,7 +1755,7 @@ namespace sat {
for (unsigned i = 1; i < x.size(); ++i) {
literal lit(value(x[i]) == l_true ? x[i] : ~x[i]);
inc_parity(lit.var());
if (true || lvl(lit) == level) {
if (lvl(lit) == level) {
++num_marks;
}
else {