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fix #3785

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-04-06 12:56:52 -07:00
parent 077a2cf6f7
commit 07413cc928
3 changed files with 21 additions and 23 deletions
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13
src/muz/transforms/dl_mk_bit_blast.cpp
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@ -240,7 +240,7 @@ namespace datalog {
m_context.get_rule_manager().to_formula(*r2.get(), fml1);
m_blaster(fml1, fml2, pr);
m_rewriter(fml2, fml3);
TRACE("dl", tout << mk_pp(fml, m) << " -> " << mk_pp(fml2, m) << " -> " << mk_pp(fml3, m) << "\n";);
TRACE("dl", tout << fml << "\n-> " << fml1 << "\n-> " << fml2 << "\n-> " << fml3 << "\n";);
if (fml3 != fml) {
fml = fml3;
return true;
@ -268,6 +268,8 @@ namespace datalog {
if (!m_context.xform_bit_blast()) {
return nullptr;
}
if (m.proofs_enabled())
return nullptr;
rule_manager& rm = m_context.get_rule_manager();
unsigned sz = source.get_num_rules();
expr_ref fml(m);
@ -277,7 +279,9 @@ namespace datalog {
for (unsigned i = 0; !m_context.canceled() && i < sz; ++i) {
rule * r = source.get_rule(i);
rm.to_formula(*r, fml);
TRACE("dl", tout << fml << "\n";);
if (blast(r, fml)) {
TRACE("dl", tout << "blasted: " << fml << "\n";);
proof_ref pr(m);
if (r->get_proof()) {
scoped_proof _sc(m);
@ -295,10 +299,9 @@ namespace datalog {
// copy output predicates without any rule (bit-blasting not really needed)
const func_decl_set& decls = source.get_output_predicates();
for (func_decl_set::iterator I = decls.begin(), E = decls.end(); I != E; ++I) {
if (!source.contains(*I))
result->set_output_predicate(*I);
}
for (func_decl* p : decls)
if (!source.contains(p))
result->set_output_predicate(p);
if (m_context.get_model_converter()) {
generic_model_converter* fmc = alloc(generic_model_converter, m, "dl_mk_bit_blast");