1 error[E0503]: cannot use `value` because it was mutably borrowed
2 --> $DIR/E0503.rs:14:16
4 13 | let _borrow = &mut value;
5 | ----- borrow of `value` occurs here
6 14 | let _sum = value + 1; //~ ERROR E0503
7 | ^^^^^ use of borrowed `value`
9 error: aborting due to previous error