error[E0277]: the type `[{integer}]` cannot be indexed by `&usize` --> $DIR/suggest-dereferencing-index.rs:6:42 | LL | let one_item_please: i32 = [1, 2, 3][i]; | ^ slice indices are of type `usize` or ranges of `usize` | = help: the trait `SliceIndex<[{integer}]>` is not implemented for `&usize` = help: the trait `SliceIndex<[T]>` is implemented for `usize` = note: required because of the requirements on the impl of `Index<&usize>` for `[{integer}]` help: dereference this index | LL | let one_item_please: i32 = [1, 2, 3][*i]; | + error: aborting due to previous error For more information about this error, try `rustc --explain E0277`.