error[E0524]: two closures require unique access to `x` at the same time | |
--> $DIR/borrowck-closures-mut-of-mut.rs:14:18 | |
| | |
LL | let mut c1 = || set(&mut *x); | |
| -- - first borrow occurs due to use of `x` in closure | |
| | | |
| first closure is constructed here | |
LL | let mut c2 = || set(&mut *x); | |
| ^^ - second borrow occurs due to use of `x` in closure | |
| | | |
| second closure is constructed here | |
LL | | |
LL | c2(); c1(); | |
| -- first borrow later used here | |
error: aborting due to previous error | |