500         self.inner.next().map(|(k, _)| k)  in next()
545         self.inner.next().map(|(_, v)| v)  in next()
593         self.inner.next().map(|(_, v)| v)  in next()
1616         let map: RBTree<_, _> = vec.into_iter().collect();  in test_keys()  localVariable
1617         let keys: Vec<_> = map.keys().cloned().collect();  in test_keys()
1627         let map: RBTree<_, _> = vec.into_iter().collect();  in test_values()  localVariable
1628         let values: Vec<_> = map.values().cloned().collect();  in test_values()
1638         let mut map: RBTree<_, _> = vec.into_iter().collect();  in test_values_mut()  localVariable
1639         for value in map.values_mut() {  in test_values_mut()
1642         let values: Vec<_> = map.values().cloned().collect();  in test_values_mut()
1680         let mut map = RBTree::new();  in test_show()  localVariable
1683         map.insert(1, 2);  in test_show()
1684         map.insert(3, 4);  in test_show()
1686         let map_str = format!("{:?}", map);  in test_show()
1696         let map: RBTree<_, _> = xs.iter().cloned().collect();  in test_from_iter()  localVariable
1699             assert_eq!(map.get(&k), Some(&v));  in test_from_iter()
1707         let map: RBTree<_, _> = xs.iter().cloned().collect();  in test_size_hint()  localVariable
1709         let mut iter = map.iter();  in test_size_hint()
1720         let map: RBTree<_, _> = xs.iter().cloned().collect();  in test_iter_len()  localVariable
1722         let mut iter = map.iter();  in test_iter_len()
1733         let mut map: RBTree<_, _> = xs.iter().cloned().collect();  in test_mut_size_hint()  localVariable
1735         let mut iter = map.iter_mut();  in test_mut_size_hint()
1746         let mut map: RBTree<_, _> = xs.iter().cloned().collect();  in test_iter_mut_len()  localVariable
1748         let mut iter = map.iter_mut();  in test_iter_mut_len()
1757         let mut map = RBTree::new();  in test_index()  localVariable
1759         map.insert(1, 2);  in test_index()
1760         map.insert(2, 1);  in test_index()
1761         map.insert(3, 4);  in test_index()
1763         assert_eq!(map[&2], 1);  in test_index()
1769         let mut map = RBTree::new();  in test_index_nonexistent()  localVariable
1771         map.insert(1, 2);  in test_index_nonexistent()
1772         map.insert(2, 1);  in test_index_nonexistent()
1773         map.insert(3, 4);  in test_index_nonexistent()
1775         map[&4];  in test_index_nonexistent()