| error[E0503]: cannot use `value` because it was mutably borrowed | |
| --> $DIR/E0503.rs:4:16 | |
| | | |
| LL | let _borrow = &mut value; | |
| | ----- borrow of `value` occurs here | |
| LL | let _sum = value + 1; //~ ERROR E0503 | |
| | ^^^^^ use of borrowed `value` | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0503`. |