error[E0259]: the name `issue_45829_a` is defined multiple times --> $DIR/rename-extern.rs:5:1 | LL | extern crate issue_45829_a; | --------------------------- previous import of the extern crate `issue_45829_a` here LL | extern crate issue_45829_b as issue_45829_a; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `issue_45829_a` reimported here | = note: `issue_45829_a` must be defined only once in the type namespace of this module help: you can use `as` to change the binding name of the import | LL | extern crate issue_45829_b as other_issue_45829_a; | error: aborting due to previous error For more information about this error, try `rustc --explain E0259`.