1 error[E0277]: the trait bound `A<_>: Bar<_>` is not satisfied
2 --> $DIR/unused-substs-1.rs:12:13
5 | ^ the trait `Bar<_>` is not implemented for `A<_>`
7 = help: the trait `Bar<N>` is implemented for `A<7>`
8 note: required by a bound in `A`
9 --> $DIR/unused-substs-1.rs:9:11
11 LL | struct A<const N: usize>
12 | - required by a bound in this
15 | ^^^^^^ required by this bound in `A`
17 error: aborting due to previous error
19 For more information about this error, try `rustc --explain E0277`.