rust/src/test/ui/span/borrowck-borrow-overloaded-auto-deref-mut.stderr

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error[E0596]: cannot borrow immutable argument `x` as mutable
--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:63:24
|
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LL | fn deref_mut_field1(x: Own<Point>) {
| - consider changing this to `mut x`
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LL | let __isize = &mut x.y; //~ ERROR cannot borrow
| ^ cannot borrow mutably
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error[E0596]: cannot borrow immutable borrowed content `*x` as mutable
--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:75:10
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LL | fn deref_extend_mut_field1(x: &Own<Point>) -> &mut isize {
| ----------- use `&mut Own<Point>` here to make mutable
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LL | &mut x.y //~ ERROR cannot borrow
| ^ cannot borrow as mutable
error[E0499]: cannot borrow `*x` as mutable more than once at a time
--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:88:19
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LL | let _x = &mut x.x;
| - first mutable borrow occurs here
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LL | let _y = &mut x.y; //~ ERROR cannot borrow
| ^ second mutable borrow occurs here
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LL | }
| - first borrow ends here
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error[E0596]: cannot borrow immutable argument `x` as mutable
--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:98:5
|
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LL | fn assign_field1<'a>(x: Own<Point>) {
| - consider changing this to `mut x`
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LL | x.y = 3; //~ ERROR cannot borrow
| ^ cannot borrow mutably
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error[E0596]: cannot borrow immutable borrowed content `*x` as mutable
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:102:5
|
LL | fn assign_field2<'a>(x: &'a Own<Point>) {
| -------------- use `&'a mut Own<Point>` here to make mutable
LL | x.y = 3; //~ ERROR cannot borrow
| ^ cannot borrow as mutable
error[E0499]: cannot borrow `*x` as mutable more than once at a time
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:111:5
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LL | let _p: &mut Point = &mut **x;
| -- first mutable borrow occurs here
LL | x.y = 3; //~ ERROR cannot borrow
| ^ second mutable borrow occurs here
LL | }
| - first borrow ends here
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error[E0596]: cannot borrow immutable argument `x` as mutable
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:119:5
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LL | fn deref_mut_method1(x: Own<Point>) {
| - consider changing this to `mut x`
LL | x.set(0, 0); //~ ERROR cannot borrow
| ^ cannot borrow mutably
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error[E0596]: cannot borrow immutable borrowed content `*x` as mutable
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:131:5
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LL | fn deref_extend_mut_method1(x: &Own<Point>) -> &mut isize {
| ----------- use `&mut Own<Point>` here to make mutable
LL | x.y_mut() //~ ERROR cannot borrow
| ^ cannot borrow as mutable
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error[E0596]: cannot borrow immutable argument `x` as mutable
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:139:6
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LL | fn assign_method1<'a>(x: Own<Point>) {
| - consider changing this to `mut x`
LL | *x.y_mut() = 3; //~ ERROR cannot borrow
| ^ cannot borrow mutably
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error[E0596]: cannot borrow immutable borrowed content `*x` as mutable
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:143:6
|
LL | fn assign_method2<'a>(x: &'a Own<Point>) {
| -------------- use `&'a mut Own<Point>` here to make mutable
LL | *x.y_mut() = 3; //~ ERROR cannot borrow
| ^ cannot borrow as mutable
error: aborting due to 10 previous errors
2018-02-19 14:40:25 -06:00
You've got a few errors: E0499, E0596
If you want more information on an error, try using "rustc --explain E0499"