error[E0659]: `issue_56596` is ambiguous
  --> $DIR/issue-56596.rs:10:5
   |
LL | use issue_56596;
   |     ^^^^^^^^^^^ ambiguous name
   |
   = note: ambiguous because of multiple potential import sources
   = note: `issue_56596` could refer to a crate passed with `--extern`
   = help: use `::issue_56596` to refer to this crate unambiguously
note: `issue_56596` could also refer to the module imported here
  --> $DIR/issue-56596.rs:9:5
   |
LL | use m::*;
   |     ^^^^
   = help: use `crate::issue_56596` to refer to this module unambiguously

error: aborting due to previous error

For more information about this error, try `rustc --explain E0659`.