| error[E0792]: expected generic lifetime parameter, found `'_` | |
| --> $DIR/generic-not-strictly-equal.rs:34:5 | |
| | | |
| LL | type Opaque<'a> = impl Copy + Captures<'a>; | |
| | -- this generic parameter must be used with a generic lifetime parameter | |
| ... | |
| LL | relate(opaque, hidden); // defining use: Opaque<'?1> := u8 | |
| | ^^^^^^^^^^^^^^^^^^^^^^ | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0792`. |