1error[E0107]: missing generics for associated type `StreamingIterator::Item` 2 --> $DIR/issue-81862.rs:5:40 3 | 4LL | fn next(&mut self) -> Option<Self::Item>; 5 | ^^^^ expected 1 lifetime argument 6 | 7note: associated type defined here, with 1 lifetime parameter: `'a` 8 --> $DIR/issue-81862.rs:4:10 9 | 10LL | type Item<'a>; 11 | ^^^^ -- 12help: add missing lifetime argument 13 | 14LL | fn next(&mut self) -> Option<Self::Item<'_>>; 15 | ~~~~~~~~ 16 17error: aborting due to previous error 18 19For more information about this error, try `rustc --explain E0107`. 20