LL | let y: Box<isize> = 42.into();
| - move occurs because `y` has type `Box<isize>`, which does not implement the `Copy` trait
...
+LL | loop {
+ | ---- inside of this loop
+LL | println!("{}", y);
+LL | loop {
+ | ---- inside of this loop
+LL | loop {
+ | ---- inside of this loop
+LL | loop {
+ | ---- inside of this loop
LL | x = y;
| ^ value moved here, in previous iteration of loop
+ |
+help: consider cloning the value if the performance cost is acceptable
+ |
+LL | x = y.clone();
+ | ++++++++
error: aborting due to previous error