error[E0404]: expected trait, found struct `Foo`
  --> $DIR/E0404.rs:4:6
   |
LL | impl Foo for Bar {}
   |      ^^^ not a trait

error[E0404]: expected trait, found struct `Foo`
  --> $DIR/E0404.rs:8:11
   |
LL | fn baz<T: Foo>(_: T) {}
   |           ^^^ not a trait

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0404`.