error[E0204]: the trait `Copy` may not be implemented for this type | |
--> $DIR/range_traits-2.rs:13:10 | |
| | |
LL | #[derive(Copy, Clone)] //~ ERROR Copy | |
| ^^^^ | |
LL | struct R(Range<usize>); | |
| ------------ this field does not implement `Copy` | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0204`. |