| error[E0119]: conflicting implementations of trait `Maybe` for type `()` | |
| --> $DIR/coherence.rs:13:1 | |
| | | |
| LL | impl Maybe for () {} | |
| | ----------------- first implementation here | |
| LL | impl Maybe for () where (): IsVoid<IS_VOID = true> {} | |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `()` | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0119`. |