rust/tests/ui/if_let_mutex.stderr

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error: calling `Mutex::lock` inside the scope of another `Mutex::lock` causes a deadlock
--> $DIR/if_let_mutex.rs:10:5
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|
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LL | if let Err(locked) = m.lock() {
| ^ - this Mutex will remain locked for the entire `if let`-block...
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| _____|
| |
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LL | | do_stuff(locked);
LL | | } else {
LL | | let lock = m.lock().unwrap();
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| | - ... and is tried to lock again here, which will always deadlock.
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LL | | do_stuff(lock);
LL | | };
| |_____^
|
= note: `-D clippy::if-let-mutex` implied by `-D warnings`
= help: move the lock call outside of the `if let ...` expression
error: calling `Mutex::lock` inside the scope of another `Mutex::lock` causes a deadlock
2020-04-20 14:47:08 -05:00
--> $DIR/if_let_mutex.rs:22:5
|
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LL | if let Some(locked) = m.lock().unwrap().deref() {
| ^ - this Mutex will remain locked for the entire `if let`-block...
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| _____|
| |
LL | | do_stuff(locked);
LL | | } else {
LL | | let lock = m.lock().unwrap();
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| | - ... and is tried to lock again here, which will always deadlock.
LL | | do_stuff(lock);
LL | | };
| |_____^
|
= help: move the lock call outside of the `if let ...` expression
error: calling `Mutex::lock` inside the scope of another `Mutex::lock` causes a deadlock
--> $DIR/if_let_mutex.rs:43:5
|
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LL | if let Ok(i) = mutex.lock() {
| ^ ----- this Mutex will remain locked for the entire `if let`-block...
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| _____|
| |
LL | | do_stuff(i);
LL | | } else {
LL | | let _x = mutex.lock();
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| | ----- ... and is tried to lock again here, which will always deadlock.
LL | | };
| |_____^
|
= help: move the lock call outside of the `if let ...` expression
error: aborting due to 3 previous errors
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