error[E0597]: `var` does not live long enough
--> tests/async_compile_fail/captured_variable.rs:9:23
|
7 | let fut = {
| --- borrow later stored here
8 | let mut var = 1u32;
| ------- binding `var` declared here
9 | let var_ref = &mut var;
| ^^^^^^^^ borrowed value does not live long enough
...
13 | };
| - `var` dropped here while still borrowed