error[E0382]: use of moved value: `x` | |
--> $DIR/moves-based-on-type-tuple.rs:4:13 | |
| | |
LL | fn dup(x: Box<isize>) -> Box<(Box<isize>,Box<isize>)> { | |
| - move occurs because `x` has type `std::boxed::Box<isize>`, which does not implement the `Copy` trait | |
LL | box (x, x) | |
| - ^ value used here after move | |
| | | |
| value moved here | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0382`. |