error[E0310]: the associated type `<T as Iter>::Item` may not live long enough
  --> $DIR/regions-close-associated-type-into-object.rs:15:5
   |
LL |     Box::new(item)
   |     ^^^^^^^^^^^^^^
   |
   = help: consider adding an explicit lifetime bound `<T as Iter>::Item: 'static`...

error[E0310]: the associated type `<T as Iter>::Item` may not live long enough
  --> $DIR/regions-close-associated-type-into-object.rs:22:5
   |
LL |     Box::new(item)
   |     ^^^^^^^^^^^^^^
   |
   = help: consider adding an explicit lifetime bound `<T as Iter>::Item: 'static`...

error[E0309]: the associated type `<T as Iter>::Item` may not live long enough
  --> $DIR/regions-close-associated-type-into-object.rs:28:5
   |
LL |     Box::new(item)
   |     ^^^^^^^^^^^^^^
   |
   = help: consider adding an explicit lifetime bound `<T as Iter>::Item: 'a`...

error[E0309]: the associated type `<T as Iter>::Item` may not live long enough
  --> $DIR/regions-close-associated-type-into-object.rs:35:5
   |
LL |     Box::new(item)
   |     ^^^^^^^^^^^^^^
   |
   = help: consider adding an explicit lifetime bound `<T as Iter>::Item: 'a`...

error: aborting due to 4 previous errors

Some errors have detailed explanations: E0309, E0310.
For more information about an error, try `rustc --explain E0309`.