1 error[E0252]: the name `core` is defined multiple times
5 | ---- previous import of the module `core` here
7 | ^^^^^^^^^^^ `core` reimported here
9 = note: `core` must be defined only once in the type namespace of this module
10 help: you can use `as` to change the binding name of the import
12 LL | use std as other_core;
15 error: aborting due to previous error
17 For more information about this error, try `rustc --explain E0252`.