error: type does not implement `Debug`; consider adding `#[derive(Debug)]` or a manual implementation
  --> $DIR/missing-debug-implementations-lint.rs:11:1
   |
LL | pub enum A {}
   | ^^^^^^^^^^^^^
   |
note: the lint level is defined here
  --> $DIR/missing-debug-implementations-lint.rs:6:9
   |
LL | #![deny(missing_debug_implementations)]
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: type does not implement `Debug`; consider adding `#[derive(Debug)]` or a manual implementation
  --> $DIR/missing-debug-implementations-lint.rs:23:1
   |
LL | pub struct Foo;
   | ^^^^^^^^^^^^^^^

error: aborting due to 2 previous errors