error[E0191]: the value of the associated type `Item` in `Iterator` must be specified
  --> $DIR/associated-type-shadowed-from-non-local-supertrait.rs:8:27
   |
LL |     type Item;
   |     --------- `Iterator::Item` shadowed here, consider renaming it
...
LL | impl<T> Clone for Box<dyn NewIter<Item = T>> {
   |                           ^^^^^^^^^^^^^^^^^ associated type `Item` must be specified

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0191`.