1error[E0432]: unresolved import `a::foo` 2 --> $DIR/import4.rs:5:17 3 | 4LL | mod b { pub use a::foo; } 5 | ^^^^^^ no `foo` in `a` 6 7error: aborting due to previous error 8 9For more information about this error, try `rustc --explain E0432`. 10