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error[E0119]: conflicting implementations of trait `Copy` for type `E`
--> $DIR/duplicate-derive-copy-clone-diagnostics.rs:6:10
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LL | #[derive(Copy, Clone)]
| ---- first implementation here
LL | #[derive(Copy, Clone)]
| ^^^^ conflicting implementation for `E`
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= note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0119]: conflicting implementations of trait `Clone` for type `E`
--> $DIR/duplicate-derive-copy-clone-diagnostics.rs:6:16
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LL | #[derive(Copy, Clone)]
| ----- first implementation here
LL | #[derive(Copy, Clone)]
| ^^^^^ conflicting implementation for `E`
|
= note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0119`.
|
