Remove heuristic

src/optimiser/taso.rs

@@ -139,19 +139,14 @@ where
 
             let rewrites = self.rewriter.get_rewrites(&circ);
             for new_circ in self.strategy.apply_rewrites(rewrites, &circ) {
-                let new_circ_cost = self.cost(&new_circ);
-                if pq.len() > PRIORITY_QUEUE_CAPACITY / 2 && new_circ_cost > *pq.max_cost().unwrap()
-                {
-                    // Ignore this circuit: it's too big
-                    continue;
-                }
                 let new_circ_hash = new_circ.circuit_hash();
                 logger.log_progress(circ_cnt, Some(pq.len()), seen_hashes.len());
                 if !seen_hashes.insert(new_circ_hash) {
                     // Ignore this circuit: we've already seen it
                     continue;
                 }
                 circ_cnt += 1;
+                let new_circ_cost = self.cost(&new_circ);
                 pq.push_unchecked(new_circ, new_circ_hash, new_circ_cost);
             }