version bump: 1.0.0 -> (breaking) -> 2.0.0
error: path changes to `Abc`
  --> removal_path/new.rs:2:5
   |
2  |     pub struct Abc;
   |     ^^^^^^^^^^^^^^
   |
warning: removed path (breaking)
  --> removal_path/old.rs:6:13
   |
6  |     pub use a::*;
   |             ^^^^
warning: removed path (breaking)
  --> removal_path/old.rs:10:13
   |
10 |     pub use a::Abc;
   |             ^^^^^^
warning: removed path (breaking)
  --> removal_path/old.rs:13:9
   |
13 | pub use self::a::Abc;
   |         ^^^^^^^^^^^^

error: aborting due to previous error