| error[E0382]: use of moved value: `blk` | |
| --> $DIR/once-cant-call-twice-on-heap.rs:9:5 | |
| | | |
| LL | fn foo<F:FnOnce()>(blk: F) { | |
| | - --- move occurs because `blk` has type `F`, which does not implement the `Copy` trait | |
| | | | |
| | consider adding a `Copy` constraint to this type argument | |
| LL | blk(); | |
| | --- value moved here | |
| LL | blk(); | |
| | ^^^ value used here after move | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0382`. |