1 error[E0499]: cannot borrow `w.p.x` as mutable more than once at a time
2 --> $DIR/multilevel-path.rs:23:14
5 | -- first mutable borrow occurs here
7 | ----- first borrow occurs due to use of `w.p.x` in closure
9 LL | let py = &mut w.p.x;
10 | ^^^^^^^^^^ second mutable borrow occurs here
13 | - first borrow later used here
15 error: aborting due to previous error
17 For more information about this error, try `rustc --explain E0499`.