| error[E0277]: the size for values of type `(dyn Trait + 'static)` cannot be known at compilation time |
| --> $DIR/issue-65673.rs:9:5 |
| | |
| LL | type Ctx; |
| | --- associated type defined here |
| ... |
| LL | impl<T> WithType for T { |
| | ---------------------- in this `impl` item |
| LL | type Ctx = dyn Alias<T>; |
| | ^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time |
| | |
| = help: the trait `std::marker::Sized` is not implemented for `(dyn Trait + 'static)` |
| = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait> |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0277`. |
