error[E0107]: missing generics for associated type `SVec::Item`
  --> $DIR/issue-105742.rs:16:38
   |
LL |     fn len(&self) -> <Self as SVec>::Item;
   |                                      ^^^^ expected 1 lifetime argument
   |
note: associated type defined here, with 1 lifetime parameter: `'a`
  --> $DIR/issue-105742.rs:14:10
   |
LL |     type Item<'a, T>;
   |          ^^^^ --
help: add missing lifetime argument
   |
LL |     fn len(&self) -> <Self as SVec>::Item<'_>;
   |                                          ++++

error[E0107]: missing generics for associated type `SVec::Item`
  --> $DIR/issue-105742.rs:16:38
   |
LL |     fn len(&self) -> <Self as SVec>::Item;
   |                                      ^^^^ expected 1 generic argument
   |
note: associated type defined here, with 1 generic parameter: `T`
  --> $DIR/issue-105742.rs:14:10
   |
LL |     type Item<'a, T>;
   |          ^^^^     -
help: add missing generic argument
   |
LL |     fn len(&self) -> <Self as SVec>::Item<T>;
   |                                          +++

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0107`.