139 lines
4.5 KiB
Plaintext
139 lines
4.5 KiB
Plaintext
error[E0502]: cannot borrow `x` as immutable because it is also borrowed as mutable
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--> $DIR/closure-access-spans.rs:5:5
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LL | let r = &mut x;
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| ------ mutable borrow occurs here
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LL | || x;
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| ^^ - second borrow occurs due to use of `x` in closure
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| |
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| immutable borrow occurs here
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LL | r.use_mut();
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| - mutable borrow later used here
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error[E0499]: cannot borrow `x` as mutable more than once at a time
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--> $DIR/closure-access-spans.rs:11:5
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LL | let r = &mut x;
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| ------ first mutable borrow occurs here
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LL | || x = 2;
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| ^^ - second borrow occurs due to use of `x` in closure
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| second mutable borrow occurs here
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LL | r.use_mut();
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| - first borrow later used here
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error[E0500]: closure requires unique access to `x` but it is already borrowed
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--> $DIR/closure-access-spans.rs:17:5
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LL | let r = &mut x;
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| ------ borrow occurs here
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LL | || *x = 2;
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| ^^ -- second borrow occurs due to use of `x` in closure
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| |
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| closure construction occurs here
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LL | r.use_mut();
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| - first borrow later used here
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error[E0503]: cannot use `x` because it was mutably borrowed
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--> $DIR/closure-access-spans.rs:23:13
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LL | let r = &mut x;
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| ------ `x` is borrowed here
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LL | move || x;
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| ^ use of borrowed `x`
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LL | r.use_ref();
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| - borrow later used here
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error[E0505]: cannot move out of `x` because it is borrowed
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--> $DIR/closure-access-spans.rs:29:5
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LL | fn closure_move_capture_conflict(mut x: String) {
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| ----- binding `x` declared here
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LL | let r = &x;
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| -- borrow of `x` occurs here
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LL | || x;
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| ^^ - move occurs due to use in closure
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| |
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| move out of `x` occurs here
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LL | r.use_ref();
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| - borrow later used here
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help: consider cloning the value if the performance cost is acceptable
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LL - let r = &x;
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LL + let r = x.clone();
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error[E0382]: borrow of moved value: `x`
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--> $DIR/closure-access-spans.rs:35:5
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LL | fn closure_imm_capture_moved(mut x: String) {
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| ----- move occurs because `x` has type `String`, which does not implement the `Copy` trait
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LL | let r = x;
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| - value moved here
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LL | || x.len();
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| ^^ - borrow occurs due to use in closure
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| value borrowed here after move
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help: consider cloning the value if the performance cost is acceptable
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LL | let r = x.clone();
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| ++++++++
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error[E0382]: borrow of moved value: `x`
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--> $DIR/closure-access-spans.rs:40:5
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LL | fn closure_mut_capture_moved(mut x: String) {
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| ----- move occurs because `x` has type `String`, which does not implement the `Copy` trait
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LL | let r = x;
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| - value moved here
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LL | || x = String::new();
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| ^^ - borrow occurs due to use in closure
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| value borrowed here after move
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help: consider cloning the value if the performance cost is acceptable
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LL | let r = x.clone();
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| ++++++++
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error[E0382]: borrow of moved value: `x`
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--> $DIR/closure-access-spans.rs:45:5
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LL | fn closure_unique_capture_moved(x: &mut String) {
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| - move occurs because `x` has type `&mut String`, which does not implement the `Copy` trait
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LL | let r = x;
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| - value moved here
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LL | || *x = String::new();
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| ^^ -- borrow occurs due to use in closure
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| value borrowed here after move
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help: consider cloning the value if the performance cost is acceptable
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LL | let r = x.clone();
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| ++++++++
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error[E0382]: use of moved value: `x`
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--> $DIR/closure-access-spans.rs:50:5
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LL | fn closure_move_capture_moved(x: &mut String) {
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| - move occurs because `x` has type `&mut String`, which does not implement the `Copy` trait
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LL | let r = x;
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| - value moved here
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LL | || x;
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| ^^ - use occurs due to use in closure
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| value used here after move
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help: consider cloning the value if the performance cost is acceptable
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LL | let r = x.clone();
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| ++++++++
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error: aborting due to 9 previous errors
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Some errors have detailed explanations: E0382, E0499, E0500, E0502, E0503, E0505.
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For more information about an error, try `rustc --explain E0382`.
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