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