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The demodulator doesn't produce proofs so remove code path that depends it does.

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This commit is contained in:
Nikolaj Bjorner 2022-12-04 04:48:48 -08:00
parent 7fe6787748
commit d218083145
3 changed files with 9 additions and 14 deletions
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10
src/tactic/ufbv/ufbv_rewriter_tactic.cpp
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@ -41,14 +41,16 @@ public:
void collect_param_descrs(param_descrs & r) override {
insert_max_memory(r);
insert_produce_models(r);
insert_produce_proofs(r);
}
void operator()(goal_ref const & g, goal_ref_buffer & result) override {
tactic_report report("ufbv-rewriter", *g);
fail_if_unsat_core_generation("ufbv-rewriter", g);
bool produce_proofs = g->proofs_enabled();
if (g->proofs_enabled()) {
result.push_back(g.get());
return;
}
demodulator_rewriter dem(m_manager);
@ -61,11 +63,11 @@ public:
proofs.push_back(g->pr(i));
}
dem(forms.size(), forms.data(), proofs.data(), new_forms, new_proofs);
dem(forms.size(), forms.data(), new_forms);
g->reset();
for (unsigned i = 0; i < new_forms.size(); i++)
g->assert_expr(new_forms.get(i), produce_proofs ? new_proofs.get(i) : nullptr, nullptr);
g->assert_expr(new_forms.get(i), nullptr, nullptr);
// CMW: Remark: The demodulator could potentially
// remove all references to a variable.