error[E0567]: auto traits cannot have generic parameters
  --> $DIR/auto-trait-validation.rs:3:1
   |
LL | auto trait Generic<T> {}
   | ^^^^^^^^^^^^^^^^^^^^^^^^

error[E0568]: auto traits cannot have super traits
  --> $DIR/auto-trait-validation.rs:5:1
   |
LL | auto trait Bound : Copy {}
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0380]: auto traits cannot have methods or associated items
  --> $DIR/auto-trait-validation.rs:7:1
   |
LL | auto trait MyTrait { fn foo() {} }
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: aborting due to 3 previous errors

Some errors have detailed explanations: E0380, E0567, E0568.
For more information about an error, try `rustc --explain E0380`.