| error[E0119]: conflicting implementations of trait `CoerceUnsized<&Wrapper<_>>` for type `&Wrapper<_>` |
| --> $DIR/E0476.rs:11:1 |
| | |
| LL | impl<'a, 'b, T, S> CoerceUnsized<&'a Wrapper<T>> for &'b Wrapper<S> where S: Unsize<T> {} |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| = note: conflicting implementation in crate `core`: |
| - impl<'a, 'b, T, U> CoerceUnsized<&'a U> for &'b T |
| where 'b: 'a, T: Unsize<U>, T: ?Sized, U: ?Sized; |
| |
| error[E0476]: lifetime of the source pointer does not outlive lifetime bound of the object type |
| --> $DIR/E0476.rs:11:1 |
| | |
| LL | impl<'a, 'b, T, S> CoerceUnsized<&'a Wrapper<T>> for &'b Wrapper<S> where S: Unsize<T> {} |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: object type is valid for the lifetime `'a` as defined here |
| --> $DIR/E0476.rs:11:6 |
| | |
| LL | impl<'a, 'b, T, S> CoerceUnsized<&'a Wrapper<T>> for &'b Wrapper<S> where S: Unsize<T> {} |
| | ^^ |
| note: source pointer is only valid for the lifetime `'b` as defined here |
| --> $DIR/E0476.rs:11:10 |
| | |
| LL | impl<'a, 'b, T, S> CoerceUnsized<&'a Wrapper<T>> for &'b Wrapper<S> where S: Unsize<T> {} |
| | ^^ |
| |
| error: aborting due to 2 previous errors |
| |
| Some errors have detailed explanations: E0119, E0476. |
| For more information about an error, try `rustc --explain E0119`. |
