mirror of https://github.com/rust-lang/rust
42 lines
1.8 KiB
Plaintext
42 lines
1.8 KiB
Plaintext
error[E0277]: `&'a (dyn Dummy + 'a)` cannot be sent between threads safely
|
|
--> $DIR/kindck-send-object1.rs:10:19
|
|
|
|
|
LL | assert_send::<&'a dyn Dummy>();
|
|
| ^^^^^^^^^^^^^ `&'a (dyn Dummy + 'a)` cannot be sent between threads safely
|
|
|
|
|
= help: the trait `Sync` is not implemented for `&'a (dyn Dummy + 'a)`, which is required by `&'a (dyn Dummy + 'a): Send`
|
|
= note: required for `&'a (dyn Dummy + 'a)` to implement `Send`
|
|
note: required by a bound in `assert_send`
|
|
--> $DIR/kindck-send-object1.rs:5:18
|
|
|
|
|
LL | fn assert_send<T:Send+'static>() { }
|
|
| ^^^^ required by this bound in `assert_send`
|
|
|
|
error[E0277]: `(dyn Dummy + 'a)` cannot be sent between threads safely
|
|
--> $DIR/kindck-send-object1.rs:29:19
|
|
|
|
|
LL | assert_send::<Box<dyn Dummy + 'a>>();
|
|
| ^^^^^^^^^^^^^^^^^^^ `(dyn Dummy + 'a)` cannot be sent between threads safely
|
|
|
|
|
= help: the trait `Send` is not implemented for `(dyn Dummy + 'a)`, which is required by `Box<(dyn Dummy + 'a)>: Send`
|
|
= note: required for `Unique<(dyn Dummy + 'a)>` to implement `Send`
|
|
note: required because it appears within the type `Box<(dyn Dummy + 'a)>`
|
|
--> $SRC_DIR/alloc/src/boxed.rs:LL:COL
|
|
note: required by a bound in `assert_send`
|
|
--> $DIR/kindck-send-object1.rs:5:18
|
|
|
|
|
LL | fn assert_send<T:Send+'static>() { }
|
|
| ^^^^ required by this bound in `assert_send`
|
|
|
|
error: lifetime may not live long enough
|
|
--> $DIR/kindck-send-object1.rs:14:5
|
|
|
|
|
LL | fn test52<'a>() {
|
|
| -- lifetime `'a` defined here
|
|
LL | assert_send::<&'a (dyn Dummy + Sync)>();
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ requires that `'a` must outlive `'static`
|
|
|
|
error: aborting due to 3 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0277`.
|