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goal2sat: skip caching single-ref nodes without refcount perturbation

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copilot-swe-agent[bot] 2026-06-16 20:58:35 +00:00 • committed by GitHub
parent bcc3523b23
commit 0a3b87900c
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src/sat/tactic/goal2sat.cpp
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@ -260,6 +260,8 @@ struct goal2sat::imp : public sat::sat_internalizer {
}
void cache(app* t, sat::literal l) override {
if (t->get_ref_count() <= 1)
return;
force_push();
SASSERT(!m_app2lit.contains(t));
SASSERT(!m_lit2app.contains(l.index()));