error[E0499]: cannot borrow `x` as mutable more than once at a time --> $DIR/borrowck-mut-borrow-linear-errors.rs:10:30 | LL | 1 => { addr.push(&mut x); } | ^^^^^^ second mutable borrow occurs here LL | 2 => { addr.push(&mut x); } LL | _ => { addr.push(&mut x); } | ----------------- | | | | | first mutable borrow occurs here | first borrow later used here error[E0499]: cannot borrow `x` as mutable more than once at a time --> $DIR/borrowck-mut-borrow-linear-errors.rs:11:30 | LL | 2 => { addr.push(&mut x); } | ^^^^^^ second mutable borrow occurs here LL | _ => { addr.push(&mut x); } | ----------------- | | | | | first mutable borrow occurs here | first borrow later used here error[E0499]: cannot borrow `x` as mutable more than once at a time --> $DIR/borrowck-mut-borrow-linear-errors.rs:12:30 | LL | _ => { addr.push(&mut x); } | ----------^^^^^^- | | | | | `x` was mutably borrowed here in the previous iteration of the loop | first borrow used here, in later iteration of loop error: aborting due to 3 previous errors For more information about this error, try `rustc --explain E0499`.