| ----- value moved here
LL | let c = hello; //~ ERROR use of moved value: `hello` [E0382]
| ^^^^^ value used here after move
+ |
+note: closure cannot be moved more than once as it is not `Copy` due to moving the variable `a` out of its environment
+ --> $DIR/not-copy-closure.rs:6:9
+ |
+LL | a += 1;
+ | ^
error: aborting due to previous error