| error[E0277]: the trait bound `Error: std::cmp::Eq` is not satisfied |
| --> $DIR/derives-span-Eq-tuple-struct.rs:8:5 |
| | |
| LL | Error |
| | ^^^^^ the trait `std::cmp::Eq` is not implemented for `Error` |
| | |
| ::: $SRC_DIR/libcore/cmp.rs:LL:COL |
| | |
| LL | pub struct AssertParamIsEq<T: Eq + ?Sized> { |
| | -- required by this bound in `std::cmp::AssertParamIsEq` |
| | |
| = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0277`. |
