error[E0430]: `self` import can only appear once in an import list
  --> $DIR/use-mod.rs:2:5
   |
LL |     self,
   |     ^^^^ can only appear once in an import list
...
LL |     self
   |     ---- another `self` import appears here

error[E0431]: `self` import can only appear in an import list with a non-empty prefix
  --> $DIR/use-mod.rs:9:6
   |
LL | use {self};
   |      ^^^^ can only appear in an import list with a non-empty prefix

error[E0252]: the name `bar` is defined multiple times
  --> $DIR/use-mod.rs:5:5
   |
LL |     self,
   |     ---- previous import of the module `bar` here
...
LL |     self
   |     ^^^^
   |     |
   |     `bar` reimported here
   |     help: remove unnecessary import
   |
   = note: `bar` must be defined only once in the type namespace of this module

error: aborting due to 3 previous errors

Some errors have detailed explanations: E0252, E0430, E0431.
For more information about an error, try `rustc --explain E0252`.