rust/src/test/ui/borrowck/borrowck-closures-two-mut.stderr
2018-12-25 21:08:33 -07:00

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error[E0499]: cannot borrow `x` as mutable more than once at a time (Ast)
--> $DIR/borrowck-closures-two-mut.rs:14:24
|
LL | let c1 = to_fn_mut(|| x = 4);
| -- - previous borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| x = 5); //~ ERROR cannot borrow `x` as mutable more than once
| ^^ - borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
...
LL | }
| - first borrow ends here
error[E0499]: cannot borrow `x` as mutable more than once at a time (Ast)
--> $DIR/borrowck-closures-two-mut.rs:26:24
|
LL | let c1 = to_fn_mut(|| set(&mut x));
| -- - previous borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| set(&mut x)); //~ ERROR cannot borrow `x` as mutable more than once
| ^^ - borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
...
LL | }
| - first borrow ends here
error[E0499]: cannot borrow `x` as mutable more than once at a time (Ast)
--> $DIR/borrowck-closures-two-mut.rs:34:24
|
LL | let c1 = to_fn_mut(|| x = 5);
| -- - previous borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| set(&mut x)); //~ ERROR cannot borrow `x` as mutable more than once
| ^^ - borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
...
LL | }
| - first borrow ends here
error[E0499]: cannot borrow `x` as mutable more than once at a time (Ast)
--> $DIR/borrowck-closures-two-mut.rs:42:24
|
LL | let c1 = to_fn_mut(|| x = 5);
| -- - previous borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| { let _y = to_fn_mut(|| set(&mut x)); }); // (nested closure)
| ^^ - borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
...
LL | }
| - first borrow ends here
error[E0499]: cannot borrow `x` as mutable more than once at a time (Ast)
--> $DIR/borrowck-closures-two-mut.rs:55:24
|
LL | let c1 = to_fn_mut(|| set(&mut *x.f));
| -- - previous borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| set(&mut *x.f));
| ^^ - borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
...
LL | }
| - first borrow ends here
error[E0499]: cannot borrow `x` as mutable more than once at a time (Mir)
--> $DIR/borrowck-closures-two-mut.rs:14:24
|
LL | let c1 = to_fn_mut(|| x = 4);
| -- - first borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| x = 5); //~ ERROR cannot borrow `x` as mutable more than once
| ^^ - second borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
LL | //~| ERROR cannot borrow `x` as mutable more than once
LL | drop((c1, c2));
| -- first borrow later used here
error[E0499]: cannot borrow `x` as mutable more than once at a time (Mir)
--> $DIR/borrowck-closures-two-mut.rs:26:24
|
LL | let c1 = to_fn_mut(|| set(&mut x));
| -- - first borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| set(&mut x)); //~ ERROR cannot borrow `x` as mutable more than once
| ^^ - second borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
LL | //~| ERROR cannot borrow `x` as mutable more than once
LL | drop((c1, c2));
| -- first borrow later used here
error[E0499]: cannot borrow `x` as mutable more than once at a time (Mir)
--> $DIR/borrowck-closures-two-mut.rs:34:24
|
LL | let c1 = to_fn_mut(|| x = 5);
| -- - first borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| set(&mut x)); //~ ERROR cannot borrow `x` as mutable more than once
| ^^ - second borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
LL | //~| ERROR cannot borrow `x` as mutable more than once
LL | drop((c1, c2));
| -- first borrow later used here
error[E0499]: cannot borrow `x` as mutable more than once at a time (Mir)
--> $DIR/borrowck-closures-two-mut.rs:42:24
|
LL | let c1 = to_fn_mut(|| x = 5);
| -- - first borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| { let _y = to_fn_mut(|| set(&mut x)); }); // (nested closure)
| ^^ - second borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
...
LL | drop((c1, c2));
| -- first borrow later used here
error[E0499]: cannot borrow `x` as mutable more than once at a time (Mir)
--> $DIR/borrowck-closures-two-mut.rs:55:24
|
LL | let c1 = to_fn_mut(|| set(&mut *x.f));
| -- - first borrow occurs due to use of `x` in closure
| |
| first mutable borrow occurs here
LL | let c2 = to_fn_mut(|| set(&mut *x.f));
| ^^ - second borrow occurs due to use of `x` in closure
| |
| second mutable borrow occurs here
...
LL | drop((c1, c2));
| -- first borrow later used here
error: aborting due to 10 previous errors
For more information about this error, try `rustc --explain E0499`.