error[E0382]: borrow of moved value: `x` --> $DIR/unop-move-semantics.rs:8:5 | LL | fn move_then_borrow + Clone>(x: T) { | - move occurs because `x` has type `T`, which does not implement the `Copy` trait LL | !x; | -- `x` moved due to usage in operator LL | LL | x.clone(); | ^ value borrowed here after move | note: calling this operator moves the value --> $SRC_DIR/core/src/ops/bit.rs:LL:COL help: consider cloning the value if the performance cost is acceptable | LL | !x.clone(); | ++++++++ help: consider further restricting this bound | LL | fn move_then_borrow + Clone + Copy>(x: T) { | ++++++ error[E0505]: cannot move out of `x` because it is borrowed --> $DIR/unop-move-semantics.rs:15:6 | LL | fn move_borrowed>(x: T, mut y: T) { | - binding `x` declared here LL | let m = &x; | -- borrow of `x` occurs here ... LL | !x; | ^ move out of `x` occurs here ... LL | use_mut(n); use_imm(m); | - borrow later used here | help: if `T` implemented `Clone`, you could clone the value --> $DIR/unop-move-semantics.rs:11:18 | LL | fn move_borrowed>(x: T, mut y: T) { | ^ consider constraining this type parameter with `Clone` LL | let m = &x; | -- you could clone this value error[E0505]: cannot move out of `y` because it is borrowed --> $DIR/unop-move-semantics.rs:17:6 | LL | fn move_borrowed>(x: T, mut y: T) { | ----- binding `y` declared here LL | let m = &x; LL | let n = &mut y; | ------ borrow of `y` occurs here ... LL | !y; | ^ move out of `y` occurs here LL | use_mut(n); use_imm(m); | - borrow later used here | help: if `T` implemented `Clone`, you could clone the value --> $DIR/unop-move-semantics.rs:11:18 | LL | fn move_borrowed>(x: T, mut y: T) { | ^ consider constraining this type parameter with `Clone` LL | let m = &x; LL | let n = &mut y; | ------ you could clone this value error[E0507]: cannot move out of `*m` which is behind a mutable reference --> $DIR/unop-move-semantics.rs:24:6 | LL | !*m; | -^^ | || | |move occurs because `*m` has type `T`, which does not implement the `Copy` trait | `*m` moved due to usage in operator | note: calling this operator moves the value --> $SRC_DIR/core/src/ops/bit.rs:LL:COL help: if `T` implemented `Clone`, you could clone the value --> $DIR/unop-move-semantics.rs:20:24 | LL | fn illegal_dereference>(mut x: T, y: T) { | ^ consider constraining this type parameter with `Clone` ... LL | !*m; | -- you could clone this value error[E0507]: cannot move out of `*n` which is behind a shared reference --> $DIR/unop-move-semantics.rs:26:6 | LL | !*n; | -^^ | || | |move occurs because `*n` has type `T`, which does not implement the `Copy` trait | `*n` moved due to usage in operator | help: if `T` implemented `Clone`, you could clone the value --> $DIR/unop-move-semantics.rs:20:24 | LL | fn illegal_dereference>(mut x: T, y: T) { | ^ consider constraining this type parameter with `Clone` ... LL | !*n; | -- you could clone this value error: aborting due to 5 previous errors Some errors have detailed explanations: E0382, E0505, E0507. For more information about an error, try `rustc --explain E0382`.