error[E0596]: cannot borrow `tick` as mutable, as it is not declared as mutable | |
--> $DIR/unboxed-closures-infer-fnmut-move-missing-mut.rs:17:5 | |
| | |
LL | let tick = move || counter += 1; | |
| ---- help: consider changing this to be mutable: `mut tick` | |
LL | tick(); //~ ERROR cannot borrow immutable local variable `tick` as mutable | |
| ^^^^ cannot borrow as mutable | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0596`. |