1 error[E0597]: `arena` does not live long enough
2 --> $DIR/dropck-tarena-cycle-checked.rs:116:7
4 LL | let arena = TypedArena::default();
5 | ----- binding `arena` declared here
7 | ^^^^^^ borrowed value does not live long enough
11 | `arena` dropped here while still borrowed
12 | borrow might be used here, when `arena` is dropped and runs the `Drop` code for type `TypedArena`
14 error: aborting due to previous error
16 For more information about this error, try `rustc --explain E0597`.