| error[E0499]: cannot borrow `x` as mutable more than once at a time |
| --> $DIR/borrowck-autoref-3261.rs:25:9 |
| | |
| LL | (&mut x).with( |
| | - first mutable borrow occurs here |
| LL | |opt| { //~ ERROR cannot borrow `x` as mutable more than once at a time |
| | ^^^^^ second mutable borrow occurs here |
| ... |
| LL | x = X(Either::Left((0, 0))); |
| | - borrow occurs due to use of `x` in closure |
| ... |
| LL | }) |
| | - first borrow ends here |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0499`. |
