mirror of
https://github.com/rust-lang/rust.git
synced 2025-11-03 22:49:17 +00:00
88 lines
3.0 KiB
Plaintext
88 lines
3.0 KiB
Plaintext
error[E0505]: cannot move out of `y` because it is borrowed
|
|
--> $DIR/send-is-not-static-std-sync.rs:13:10
|
|
|
|
|
LL | let y = Box::new(1);
|
|
| - binding `y` declared here
|
|
LL | let lock = Mutex::new(&x);
|
|
LL | *lock.lock().unwrap() = &*y;
|
|
| --- borrow of `*y` occurs here
|
|
LL | drop(y);
|
|
| ^ move out of `y` occurs here
|
|
...
|
|
LL | *lock.lock().unwrap() = &z;
|
|
| ----------- borrow later used here
|
|
|
|
error[E0597]: `z` does not live long enough
|
|
--> $DIR/send-is-not-static-std-sync.rs:16:33
|
|
|
|
|
LL | let z = 2;
|
|
| - binding `z` declared here
|
|
LL | *lock.lock().unwrap() = &z;
|
|
| ^^ borrowed value does not live long enough
|
|
LL | }
|
|
| - `z` dropped here while still borrowed
|
|
LL |
|
|
LL | lock.use_ref(); // (Mutex is #[may_dangle] so its dtor does not use `z` => needs explicit use)
|
|
| -------------- borrow later used here
|
|
|
|
error[E0505]: cannot move out of `y` because it is borrowed
|
|
--> $DIR/send-is-not-static-std-sync.rs:27:10
|
|
|
|
|
LL | let y = Box::new(1);
|
|
| - binding `y` declared here
|
|
LL | let lock = RwLock::new(&x);
|
|
LL | *lock.write().unwrap() = &*y;
|
|
| --- borrow of `*y` occurs here
|
|
LL | drop(y);
|
|
| ^ move out of `y` occurs here
|
|
...
|
|
LL | *lock.write().unwrap() = &z;
|
|
| ------------ borrow later used here
|
|
|
|
error[E0597]: `z` does not live long enough
|
|
--> $DIR/send-is-not-static-std-sync.rs:30:34
|
|
|
|
|
LL | let z = 2;
|
|
| - binding `z` declared here
|
|
LL | *lock.write().unwrap() = &z;
|
|
| ^^ borrowed value does not live long enough
|
|
LL | }
|
|
| - `z` dropped here while still borrowed
|
|
LL |
|
|
LL | lock.use_ref(); // (RwLock is #[may_dangle] so its dtor does not use `z` => needs explicit use)
|
|
| -------------- borrow later used here
|
|
|
|
error[E0505]: cannot move out of `y` because it is borrowed
|
|
--> $DIR/send-is-not-static-std-sync.rs:43:10
|
|
|
|
|
LL | let y = Box::new(1);
|
|
| - binding `y` declared here
|
|
...
|
|
LL | tx.send(&*y);
|
|
| --- borrow of `*y` occurs here
|
|
LL | drop(y);
|
|
| ^ move out of `y` occurs here
|
|
...
|
|
LL | tx.send(&z).unwrap();
|
|
| ----------- borrow later used here
|
|
|
|
error[E0597]: `z` does not live long enough
|
|
--> $DIR/send-is-not-static-std-sync.rs:46:17
|
|
|
|
|
LL | let z = 2;
|
|
| - binding `z` declared here
|
|
LL | tx.send(&z).unwrap();
|
|
| ^^ borrowed value does not live long enough
|
|
LL | }
|
|
| - `z` dropped here while still borrowed
|
|
...
|
|
LL | }
|
|
| - borrow might be used here, when `tx` is dropped and runs the `Drop` code for type `Sender`
|
|
|
|
|
= note: values in a scope are dropped in the opposite order they are defined
|
|
|
|
error: aborting due to 6 previous errors
|
|
|
|
Some errors have detailed explanations: E0505, E0597.
|
|
For more information about an error, try `rustc --explain E0505`.
|