1 error[E0106]: missing lifetime specifier
2 --> $DIR/issue-74918-missing-lifetime.rs:9:30
4 LL | type Item = IteratorChunk<T, S>;
5 | ^ expected named lifetime parameter
7 help: consider introducing a named lifetime parameter
9 LL | type Item<'a> = IteratorChunk<'a, T, S>;
12 error: `impl` item signature doesn't match `trait` item signature
13 --> $DIR/issue-74918-missing-lifetime.rs:11:5
15 LL | fn next(&mut self) -> Option<IteratorChunk<T, S>> {
16 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ found `fn(&'1 mut ChunkingIterator<T, S>) -> Option<IteratorChunk<'1, T, S>>`
17 --> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
19 = note: expected `fn(&'1 mut ChunkingIterator<T, S>) -> Option<IteratorChunk<'static, T, S>>`
21 = note: expected signature `fn(&'1 mut ChunkingIterator<T, S>) -> Option<IteratorChunk<'static, T, S>>`
22 found signature `fn(&'1 mut ChunkingIterator<T, S>) -> Option<IteratorChunk<'1, T, S>>`
23 = help: the lifetime requirements from the `impl` do not correspond to the requirements in the `trait`
24 = help: verify the lifetime relationships in the `trait` and `impl` between the `self` argument, the other inputs and its output
26 error: aborting due to 2 previous errors
28 For more information about this error, try `rustc --explain E0106`.