error[E0255]: the name `foo` is defined multiple times
  --> $DIR/E0255.rs:13:1
   |
11 | use bar::foo;
   |     -------- previous import of the value `foo` here
12 | 
13 | fn foo() {} //~ ERROR E0255
   | ^^^^^^^^ `foo` redefined here
   |
   = note: `foo` must be defined only once in the value namespace of this module
help: You can use `as` to change the binding name of the import
   |
11 | use bar::foo as other_foo;
   |     ^^^^^^^^^^^^^^^^^^^^^

error: aborting due to previous error

If you want more information on this error, try using "rustc --explain E0255"