error[E0425]: cannot find value `A` in module `namespaced_enums`
  --> $DIR/enums-are-namespaced-xc.rs:15:31
   |
15 |     let _ = namespaced_enums::A;
   |                               ^ not found in `namespaced_enums`
help: possible candidate is found in another module, you can import it into scope
   |
14 | use namespaced_enums::Foo::A;
   |

error[E0425]: cannot find function `B` in module `namespaced_enums`
  --> $DIR/enums-are-namespaced-xc.rs:17:31
   |
17 |     let _ = namespaced_enums::B(10);
   |                               ^ not found in `namespaced_enums`
help: possible candidate is found in another module, you can import it into scope
   |
14 | use namespaced_enums::Foo::B;
   |

error[E0422]: cannot find struct, variant or union type `C` in module `namespaced_enums`
  --> $DIR/enums-are-namespaced-xc.rs:19:31
   |
19 |     let _ = namespaced_enums::C { a: 10 };
   |                               ^ not found in `namespaced_enums`
help: possible candidate is found in another module, you can import it into scope
   |
14 | use namespaced_enums::Foo::C;
   |

error: aborting due to 3 previous errors

You've got a few errors: E0422, E0425
If you want more information on an error, try using "rustc --explain E0422"