error[E0038]: the trait `Array` cannot be made into an object --> $DIR/issue-20692.rs:17:5 | LL | &Array; | ^^^^^^ the trait `Array` cannot be made into an object | = note: the trait cannot require that `Self : Sized` error[E0038]: the trait `Array` cannot be made into an object --> $DIR/issue-20692.rs:14:13 | LL | let _ = x | ^ the trait `Array` cannot be made into an object | = note: the trait cannot require that `Self : Sized` = note: required because of the requirements on the impl of `std::ops::CoerceUnsized<&dyn Array>` for `&T` error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0038`.