error[E0277]: `Cell` cannot be shared between threads safely --> $DIR/not-sync.rs:8:12 | LL | test::>(); | ^^^^^^^^^ `Cell` cannot be shared between threads safely | = help: the trait `Sync` is not implemented for `Cell` note: required by a bound in `test` --> $DIR/not-sync.rs:5:12 | LL | fn test() {} | ^^^^ required by this bound in `test` error[E0277]: `RefCell` cannot be shared between threads safely --> $DIR/not-sync.rs:10:12 | LL | test::>(); | ^^^^^^^^^^^^ `RefCell` cannot be shared between threads safely | = help: the trait `Sync` is not implemented for `RefCell` note: required by a bound in `test` --> $DIR/not-sync.rs:5:12 | LL | fn test() {} | ^^^^ required by this bound in `test` error[E0277]: `Rc` cannot be shared between threads safely --> $DIR/not-sync.rs:13:12 | LL | test::>(); | ^^^^^^^ `Rc` cannot be shared between threads safely | = help: the trait `Sync` is not implemented for `Rc` note: required by a bound in `test` --> $DIR/not-sync.rs:5:12 | LL | fn test() {} | ^^^^ required by this bound in `test` error[E0277]: `std::rc::Weak` cannot be shared between threads safely --> $DIR/not-sync.rs:15:12 | LL | test::>(); | ^^^^^^^^^ `std::rc::Weak` cannot be shared between threads safely | = help: the trait `Sync` is not implemented for `std::rc::Weak` note: required by a bound in `test` --> $DIR/not-sync.rs:5:12 | LL | fn test() {} | ^^^^ required by this bound in `test` error[E0277]: `std::sync::mpsc::Receiver` cannot be shared between threads safely --> $DIR/not-sync.rs:18:12 | LL | test::>(); | ^^^^^^^^^^^^^ `std::sync::mpsc::Receiver` cannot be shared between threads safely | = help: the trait `Sync` is not implemented for `std::sync::mpsc::Receiver` note: required by a bound in `test` --> $DIR/not-sync.rs:5:12 | LL | fn test() {} | ^^^^ required by this bound in `test` error[E0277]: `Sender` cannot be shared between threads safely --> $DIR/not-sync.rs:20:12 | LL | test::>(); | ^^^^^^^^^^^ `Sender` cannot be shared between threads safely | = help: the trait `Sync` is not implemented for `Sender` note: required by a bound in `test` --> $DIR/not-sync.rs:5:12 | LL | fn test() {} | ^^^^ required by this bound in `test` error: aborting due to 6 previous errors For more information about this error, try `rustc --explain E0277`.