1 error[E0503]: cannot use `y.1` because it was mutably borrowed
2 --> $DIR/match-cfg-fake-edges2.rs:8:5
5 | -------- borrow of `y.1` occurs here
8 | ^^^^^^^ use of borrowed `y.1`
11 | - borrow later used here
13 error: aborting due to previous error
15 For more information about this error, try `rustc --explain E0503`.