83 lines
3.4 KiB
Plaintext
83 lines
3.4 KiB
Plaintext
error: future cannot be sent between threads safely
|
|
--> $DIR/issue-68112.rs:37:18
|
|
|
|
|
LL | require_send(send_fut);
|
|
| ^^^^^^^^ future created by async block is not `Send`
|
|
|
|
|
= help: the trait `Sync` is not implemented for `RefCell<i32>`
|
|
= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` instead
|
|
note: future is not `Send` as it awaits another future which is not `Send`
|
|
--> $DIR/issue-68112.rs:34:17
|
|
|
|
|
LL | let _ = non_send_fut.await;
|
|
| ^^^^^^^^^^^^ await occurs here on type `impl Future<Output = Arc<RefCell<i32>>>`, which is not `Send`
|
|
note: required by a bound in `require_send`
|
|
--> $DIR/issue-68112.rs:14:25
|
|
|
|
|
LL | fn require_send(_: impl Send) {}
|
|
| ^^^^ required by this bound in `require_send`
|
|
|
|
error: future cannot be sent between threads safely
|
|
--> $DIR/issue-68112.rs:46:18
|
|
|
|
|
LL | require_send(send_fut);
|
|
| ^^^^^^^^ future created by async block is not `Send`
|
|
|
|
|
= help: the trait `Sync` is not implemented for `RefCell<i32>`
|
|
= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` instead
|
|
note: future is not `Send` as it awaits another future which is not `Send`
|
|
--> $DIR/issue-68112.rs:43:17
|
|
|
|
|
LL | let _ = make_non_send_future1().await;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^ await occurs here on type `impl Future<Output = Arc<RefCell<i32>>>`, which is not `Send`
|
|
note: required by a bound in `require_send`
|
|
--> $DIR/issue-68112.rs:14:25
|
|
|
|
|
LL | fn require_send(_: impl Send) {}
|
|
| ^^^^ required by this bound in `require_send`
|
|
|
|
error[E0277]: `RefCell<i32>` cannot be shared between threads safely
|
|
--> $DIR/issue-68112.rs:65:18
|
|
|
|
|
LL | require_send(send_fut);
|
|
| ------------ ^^^^^^^^ `RefCell<i32>` cannot be shared between threads safely
|
|
| |
|
|
| required by a bound introduced by this call
|
|
|
|
|
= help: the trait `Sync` is not implemented for `RefCell<i32>`
|
|
= note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` instead
|
|
= note: required for `Arc<RefCell<i32>>` to implement `Send`
|
|
note: required because it's used within this `async fn` body
|
|
--> $DIR/issue-68112.rs:50:31
|
|
|
|
|
LL | async fn ready2<T>(t: T) -> T {
|
|
| _______________________________^
|
|
LL | | t
|
|
LL | | }
|
|
| |_^
|
|
note: required because it appears within the type `impl Future<Output = Arc<RefCell<i32>>>`
|
|
--> $DIR/issue-68112.rs:53:31
|
|
|
|
|
LL | fn make_non_send_future2() -> impl Future<Output = Arc<RefCell<i32>>> {
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
= note: required because it captures the following types: `ResumeTy`, `impl Future<Output = Arc<RefCell<i32>>>`, `()`, `i32`, `Ready<i32>`
|
|
note: required because it's used within this `async` block
|
|
--> $DIR/issue-68112.rs:60:20
|
|
|
|
|
LL | let send_fut = async {
|
|
| ____________________^
|
|
LL | | let non_send_fut = make_non_send_future2();
|
|
LL | | let _ = non_send_fut.await;
|
|
LL | | ready(0).await;
|
|
LL | | };
|
|
| |_____^
|
|
note: required by a bound in `require_send`
|
|
--> $DIR/issue-68112.rs:14:25
|
|
|
|
|
LL | fn require_send(_: impl Send) {}
|
|
| ^^^^ required by this bound in `require_send`
|
|
|
|
error: aborting due to 3 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0277`.
|