1 error[E0599]: no method named `a` found for unit type `()` in the current scope
2 --> $DIR/issue-43189.rs:10:8
5 | ^ method not found in `()`
7 ::: $DIR/auxiliary/xcrate-issue-43189-a.rs:5:8
10 | - the method is available for `()` here
12 = help: items from traits can only be used if the trait is in scope
13 help: the following trait is implemented but not in scope; perhaps add a `use` for it:
15 LL | use xcrate_issue_43189_b::xcrate_issue_43189_a::A;
18 error: aborting due to previous error
20 For more information about this error, try `rustc --explain E0599`.