180     Occupied(T),  enumerator
494             Some(&Entry::Occupied(ref val)) => Some(val),  in get()
518             Some(&mut Entry::Occupied(ref mut val)) => Some(val),  in get_mut()
541             Entry::Occupied(ref val) => val,  in get_unchecked()
567             Entry::Occupied(ref mut val) => val,  in get_unchecked_mut()
632             self.entries.push(Entry::Occupied(val));  in insert_at()
635             let prev = mem::replace(&mut self.entries[key], Entry::Occupied(val));  in insert_at()
671             Entry::Occupied(val) => {  in remove()
703                 Entry::Occupied(_) => true,  in contains()
739                 Entry::Occupied(ref mut v) => f(i, v),  in retain()
788             Entry::Occupied(ref v) => v,  in index()
797             Entry::Occupied(ref mut v) => v,  in index_mut()
894             Entry::Occupied(ref mut v) => v,  in insert()
935             if let Entry::Occupied(ref v) = *entry {  in next()
954             if let Entry::Occupied(ref mut v) = *entry {  in next()
970             if let Entry::Occupied(v) = entry {  in next()