warning: this suppresses the borrow checker in an unsafe, unsound, and unstable way that produces undefined behaviour. this is not suitable for any purpose beyond educational experimentation.
 --> $DIR/on_mod.rs:1:1
  |
1 | #[you_can::turn_off_the_borrow_checker]
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: the borrow checker is suppressed for these references.
 --> $DIR/on_mod.rs:7:21
  |
7 |         let mut_1 = &mut owned[0];
  |                     ^^^^^^^^^^^^^
8 |         let mut_2 = &mut owned[1];
  |                     ^^^^^^^^^^^^^

warning: 2 warnings emitted