1 error[E0428]: the name `Bar` is defined multiple times
5 | ----------- previous definition of the type `Bar` here
7 | ^^^^^^^^^^^ `Bar` redefined here
9 = note: `Bar` must be defined only once in the type namespace of this module
11 error: aborting due to previous error
13 For more information about this error, try `rustc --explain E0428`.