error[E0038]: the trait `Map` cannot be made into an object | |
--> $DIR/issue-26056.rs:30:13 | |
| | |
LL | as &Map<Key=u32,MapValue=u32>; | |
| ^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Map` cannot be made into an object | |
| | |
= note: the trait cannot use `Self` as a type parameter in the supertraits or where-clauses | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0038`. |