error[E0277]: the trait bound `test::TestDescAndFn: example_runner::Testable` is not satisfied
  --> $DIR/mismatch.rs:19:1
   |
LL | fn wrong_kind(){}
   | ^^^^^^^^^^^^^^^^^ the trait `example_runner::Testable` is not implemented for `test::TestDescAndFn`
   |
   = note: required for the cast to the object type `dyn example_runner::Testable`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0277`.