error[E0502]: cannot borrow `v` as mutable because it is also borrowed as immutable --> $DIR/two-phase-reservation-sharing-interference-2.rs:19:5 | LL | let shared = &v; | -- immutable borrow occurs here LL | LL | v.extend(shared); | ^^^^^^^^^------^ | | | | | immutable borrow later used here | mutable borrow occurs here error[E0502]: cannot borrow `v` as mutable because it is also borrowed as immutable --> $DIR/two-phase-reservation-sharing-interference-2.rs:29:5 | LL | v.extend(&v); | ^^------^--^ | | | | | | | immutable borrow occurs here | | immutable borrow later used by call | mutable borrow occurs here error[E0502]: cannot borrow `v` as mutable because it is also borrowed as immutable --> $DIR/two-phase-reservation-sharing-interference-2.rs:40:5 | LL | let shared = &v; | -- immutable borrow occurs here LL | LL | v.push(shared.len()); | ^^^^^^^------------^ | | | | | immutable borrow later used here | mutable borrow occurs here error: aborting due to 3 previous errors For more information about this error, try `rustc --explain E0502`.