| error[E0277]: the trait bound `Error: Hash` is not satisfied | |
| --> $DIR/derives-span-Hash-tuple-struct.rs:8:5 | |
| | | |
| LL | #[derive(Hash)] | |
| | ---- in this derive macro expansion | |
| LL | struct Struct( | |
| LL | Error | |
| | ^^^^^ the trait `Hash` is not implemented for `Error` | |
| | | |
| help: consider annotating `Error` with `#[derive(Hash)]` | |
| | | |
| LL + #[derive(Hash)] | |
| LL | struct Error; | |
| | | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0277`. |