Resolve borrow_deref_ref clippy lint

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:241:58
        |
    241 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_0`
        |
        = note: `-D clippy::borrow-deref-ref` implied by `-D clippy::all`
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:249:58
        |
    249 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_1`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:257:58
        |
    257 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_2), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_2`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:265:58
        |
    265 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_3), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_3`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:273:58
        |
    273 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_4), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    273 |                     ::rustc_serialize::Encodable::encode(__self_0_4, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    273 |                     ::rustc_serialize::Encodable::encode(&**__self_0_4, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:281:58
        |
    281 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_5), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_5`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:289:58
        |
    289 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_6), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_6`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:297:58
        |
    297 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_7), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_7`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:305:58
        |
    305 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_8), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_8`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:313:58
        |
    313 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_9), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_9`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:321:58
        |
    321 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_10), _e)
        |                                                          ^^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_10`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:434:58
        |
    434 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_0`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:442:58
        |
    442 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_1`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:450:58
        |
    450 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_2), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_2`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:458:58
        |
    458 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_3), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    458 |                     ::rustc_serialize::Encodable::encode(__self_0_3, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    458 |                     ::rustc_serialize::Encodable::encode(&**__self_0_3, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:466:58
        |
    466 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_4), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    466 |                     ::rustc_serialize::Encodable::encode(__self_0_4, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    466 |                     ::rustc_serialize::Encodable::encode(&**__self_0_4, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:474:58
        |
    474 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_5), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_5`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:482:58
        |
    482 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_6), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_6`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:490:58
        |
    490 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_7), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    490 |                     ::rustc_serialize::Encodable::encode(__self_0_7, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    490 |                     ::rustc_serialize::Encodable::encode(&**__self_0_7, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:614:58
        |
    614 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_0`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:622:58
        |
    622 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_1`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:630:58
        |
    630 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_2), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_2`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:638:58
        |
    638 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_3), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_3`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:646:58
        |
    646 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_4), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    646 |                     ::rustc_serialize::Encodable::encode(__self_0_4, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    646 |                     ::rustc_serialize::Encodable::encode(&**__self_0_4, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:654:58
        |
    654 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_5), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    654 |                     ::rustc_serialize::Encodable::encode(__self_0_5, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    654 |                     ::rustc_serialize::Encodable::encode(&**__self_0_5, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:662:58
        |
    662 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_6), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_6`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:670:58
        |
    670 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_7), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_7`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:678:58
        |
    678 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_8), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    678 |                     ::rustc_serialize::Encodable::encode(__self_0_8, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    678 |                     ::rustc_serialize::Encodable::encode(&**__self_0_8, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:740:58
        |
    740 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_0`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:748:58
        |
    748 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_1`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:756:58
        |
    756 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_2), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_2`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:807:58
        |
    807 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    807 |                     ::rustc_serialize::Encodable::encode(__self_0_0, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    807 |                     ::rustc_serialize::Encodable::encode(&**__self_0_0, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:815:58
        |
    815 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_1`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:866:58
        |
    866 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_0`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/citm_catalog.rs:874:58
        |
    874 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_1`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/twitter.rs:434:58
        |
    434 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_0`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/twitter.rs:442:58
        |
    442 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_1`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/twitter.rs:450:58
        |
    450 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_2), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_2`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/twitter.rs:458:58
        |
    458 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_3), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    458 |                     ::rustc_serialize::Encodable::encode(__self_0_3, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    458 |                     ::rustc_serialize::Encodable::encode(&**__self_0_3, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/twitter.rs:466:58
        |
    466 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_4), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    466 |                     ::rustc_serialize::Encodable::encode(__self_0_4, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    466 |                     ::rustc_serialize::Encodable::encode(&**__self_0_4, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/twitter.rs:474:58
        |
    474 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_5), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    474 |                     ::rustc_serialize::Encodable::encode(__self_0_5, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    474 |                     ::rustc_serialize::Encodable::encode(&**__self_0_5, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/twitter.rs:482:58
        |
    482 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_6), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    482 |                     ::rustc_serialize::Encodable::encode(__self_0_6, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    482 |                     ::rustc_serialize::Encodable::encode(&**__self_0_6, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/twitter.rs:490:58
        |
    490 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_7), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    490 |                     ::rustc_serialize::Encodable::encode(__self_0_7, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    490 |                     ::rustc_serialize::Encodable::encode(&**__self_0_7, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/twitter.rs:498:58
        |
    498 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_8), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    498 |                     ::rustc_serialize::Encodable::encode(__self_0_8, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    498 |                     ::rustc_serialize::Encodable::encode(&**__self_0_8, _e)
        |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/copy/twitter.rs:506:58
        |
    506 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_9), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_9`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/twitter.rs:514:58
        |
    514 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_10), _e)
        |                                                          ^^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_10`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/copy/twitter.rs:522:58
        |
    522 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_11), _e)
        |                                                          ^^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_11`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
      --> src/canada.rs:89:58
       |
    89 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
       |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_0`
       |
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
      --> src/canada.rs:97:58
       |
    97 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
       |                                                          ^^^^^^^^^^^^^^
       |
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
       |
    97 |                     ::rustc_serialize::Encodable::encode(__self_0_1, _e)
       |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
       |
    97 |                     ::rustc_serialize::Encodable::encode(&**__self_0_1, _e)
       |                                                          ~~~~~~~~~~~~~

    error: deref on an immutable reference
       --> src/canada.rs:159:58
        |
    159 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_0`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/canada.rs:167:58
        |
    167 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_1`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/canada.rs:175:58
        |
    175 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_2), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_2`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/canada.rs:226:58
        |
    226 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_0), _e)
        |                                                          ^^^^^^^^^^^^^^ help: if you would like to reborrow, try removing `&*`: `__self_0_0`
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref

    error: deref on an immutable reference
       --> src/canada.rs:234:58
        |
    234 |                     ::rustc_serialize::Encodable::encode(&(*__self_0_1), _e)
        |                                                          ^^^^^^^^^^^^^^
        |
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
    help: if you would like to reborrow, try removing `&*`
        |
    234 |                     ::rustc_serialize::Encodable::encode(__self_0_1, _e)
        |                                                          ~~~~~~~~~~
    help: if you would like to deref, try using `&**`
        |
    234 |                     ::rustc_serialize::Encodable::encode(&**__self_0_1, _e)
        |                                                          ~~~~~~~~~~~~~

Author: dtolnay

src/canada.rs

@@ -75,6 +75,7 @@ impl ::rustc_serialize::Decodable for FeatureCollection {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for FeatureCollection {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,
@@ -144,6 +145,7 @@ impl ::rustc_serialize::Decodable for Feature {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for Feature {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,
@@ -212,6 +214,7 @@ impl ::rustc_serialize::Decodable for Geometry {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for Geometry {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,

src/copy/citm_catalog.rs

@@ -218,6 +218,7 @@ impl ::rustc_serialize::Decodable for CitmCatalog {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for CitmCatalog {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,
@@ -414,6 +415,7 @@ impl ::rustc_serialize::Decodable for Event {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for Event {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,
@@ -593,6 +595,7 @@ impl ::rustc_serialize::Decodable for Performance {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for Performance {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,
@@ -725,6 +728,7 @@ impl ::rustc_serialize::Decodable for Price {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for Price {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,
@@ -793,6 +797,7 @@ impl ::rustc_serialize::Decodable for SeatCategory {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for SeatCategory {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,
@@ -852,6 +857,7 @@ impl ::rustc_serialize::Decodable for Area {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for Area {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,

src/copy/twitter.rs

@@ -410,6 +410,7 @@ impl ::rustc_serialize::Decodable for Media {
 }
 
 #[cfg(feature = "lib-rustc-serialize")]
+#[allow(clippy::borrow_deref_ref)]
 impl ::rustc_serialize::Encodable for Media {
     fn encode<__S: ::rustc_serialize::Encoder>(
         &self,