1 error[E0277]: the trait bound `MyCall: Callback` is not satisfied
2 --> $DIR/issue-75707.rs:15:5
4 LL | f::<dyn Processing<Call = MyCall>>();
5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Callback` is not implemented for `MyCall`
7 note: required by a bound in `f`
8 --> $DIR/issue-75707.rs:9:9
10 LL | fn f<P: Processing + ?Sized>() {
11 | ^^^^^^^^^^ required by this bound in `f`
13 error: aborting due to previous error
15 For more information about this error, try `rustc --explain E0277`.