error[E0382]: use of moved value: `x` --> $DIR/binop-move-semantics.rs:8:5 | LL | fn double_move>(x: T) { | - move occurs because `x` has type `T`, which does not implement the `Copy` trait LL | / x LL | | + LL | | x; | | ^ | | | | |_____value used here after move | `x` moved due to usage in operator | note: calling this operator moves the left-hand side --> $SRC_DIR/core/src/ops/arith.rs:LL:COL help: consider further restricting this bound | LL | fn double_move + Copy>(x: T) { | ++++++ error[E0382]: borrow of moved value: `x` --> $DIR/binop-move-semantics.rs:14:5 | LL | fn move_then_borrow + Clone>(x: T) { | - move occurs because `x` has type `T`, which does not implement the `Copy` trait LL | x | - value moved here LL | + LL | x.clone(); | ^ value borrowed here after move | 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/binop-move-semantics.rs:21:5 | 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 error[E0505]: cannot move out of `y` because it is borrowed --> $DIR/binop-move-semantics.rs:23:5 | 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 error[E0507]: cannot move out of `*m` which is behind a mutable reference --> $DIR/binop-move-semantics.rs:30:5 | LL | *m | -^ | | | _____move occurs because `*m` has type `T`, which does not implement the `Copy` trait | | LL | | + LL | | *n; | |______- `*m` moved due to usage in operator | note: calling this operator moves the left-hand side --> $SRC_DIR/core/src/ops/arith.rs:LL:COL error[E0507]: cannot move out of `*n` which is behind a shared reference --> $DIR/binop-move-semantics.rs:32:5 | LL | *n; | ^^ move occurs because `*n` has type `T`, which does not implement the `Copy` trait error[E0502]: cannot borrow `f` as immutable because it is also borrowed as mutable --> $DIR/binop-move-semantics.rs:54:5 | LL | &mut f | ------ | | | _____mutable borrow occurs here | | LL | | + LL | | &f; | | ^- | |_____|| | |mutable borrow later used here | immutable borrow occurs here error[E0502]: cannot borrow `f` as mutable because it is also borrowed as immutable --> $DIR/binop-move-semantics.rs:62:5 | LL | &f | -- | | | _____immutable borrow occurs here | | LL | | + LL | | &mut f; | | ^^^^^- | |_____|____| | | immutable borrow later used here | mutable borrow occurs here error: aborting due to 8 previous errors Some errors have detailed explanations: E0382, E0502, E0505, E0507. For more information about an error, try `rustc --explain E0382`.