error: multiple packing direction attributes are not allowed
 --> tests_error/packing_order_conflict.rs:5:5
  |
5 |     #[msb_first]
  |     ^^^^^^^^^^^^

error: multiple packing direction attributes are not allowed
 --> tests_error/packing_order_conflict.rs:9:5
  |
9 |     #[lsb_first]
  |     ^^^^^^^^^^^^

error: multiple packing direction attributes are not allowed
  --> tests_error/packing_order_conflict.rs:13:5
   |
13 |     #[msb_first]
   |     ^^^^^^^^^^^^

error: multiple packing direction attributes are not allowed
  --> tests_error/packing_order_conflict.rs:17:5
   |
17 |     #[lsb_first]
   |     ^^^^^^^^^^^^