[INFO] crate mailbox 0.2.0 is already in cache
[INFO] extracting crate mailbox 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/mailbox/0.2.0
[INFO] extracting crate mailbox 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/mailbox/0.2.0
[INFO] validating manifest of mailbox-0.2.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mailbox-0.2.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mailbox-0.2.0
[INFO] finished frobbing mailbox-0.2.0
[INFO] frobbed toml for mailbox-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/mailbox/0.2.0/Cargo.toml
[INFO] started frobbing mailbox-0.2.0
[INFO] finished frobbing mailbox-0.2.0
[INFO] frobbed toml for mailbox-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/mailbox/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting mailbox-0.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/mailbox/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 73226f5f67d951bf3a112a7e98a9f0cff142238289f30947e59abf92a33633b8
[INFO] running `"docker" "start" "-a" "73226f5f67d951bf3a112a7e98a9f0cff142238289f30947e59abf92a33633b8"`
[INFO] [stderr]     Checking casing v0.1.0
[INFO] [stderr]     Checking mailbox v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/util/address.rs:63:4
[INFO] [stderr]    |
[INFO] [stderr] 63 |             name: name,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/util/address.rs:64:4
[INFO] [stderr]    |
[INFO] [stderr] 64 |             user: user,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `user`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/util/address.rs:65:4
[INFO] [stderr]    |
[INFO] [stderr] 65 |             host: host,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `host`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/stream/entry/begin.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 |             address:   address,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `address`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/stream/entry/begin.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 |             timestamp: timestamp,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `timestamp`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/stream/entry/header.rs:72:4
[INFO] [stderr]    |
[INFO] [stderr] 72 |             key:   key,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `key`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/stream/entry/header.rs:73:4
[INFO] [stderr]    |
[INFO] [stderr] 73 |             value: value,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `value`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mail/mail.rs:30:4
[INFO] [stderr]    |
[INFO] [stderr] 30 |             offset:  offset,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^ help: replace it with: `offset`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mail/mail.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 |             origin:  origin,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^ help: replace it with: `origin`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mail/mail.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 |             headers: headers,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `headers`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mail/mail.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 |             body:    body,
[INFO] [stderr]    |             ^^^^^^^^^^^^^ help: replace it with: `body`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/mail/headers.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |                 key:    key,
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: replace it with: `key`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/mail/headers.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 values: values,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: replace it with: `values`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/util/address.rs:63:4
[INFO] [stderr]    |
[INFO] [stderr] 63 |             name: name,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/util/address.rs:64:4
[INFO] [stderr]    |
[INFO] [stderr] 64 |             user: user,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `user`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/util/address.rs:65:4
[INFO] [stderr]    |
[INFO] [stderr] 65 |             host: host,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `host`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/stream/entry/begin.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 |             address:   address,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `address`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/stream/entry/begin.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 |             timestamp: timestamp,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `timestamp`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/stream/entry/header.rs:72:4
[INFO] [stderr]    |
[INFO] [stderr] 72 |             key:   key,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `key`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/stream/entry/header.rs:73:4
[INFO] [stderr]    |
[INFO] [stderr] 73 |             value: value,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `value`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mail/mail.rs:30:4
[INFO] [stderr]    |
[INFO] [stderr] 30 |             offset:  offset,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^ help: replace it with: `offset`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mail/mail.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 |             origin:  origin,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^ help: replace it with: `origin`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mail/mail.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 |             headers: headers,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `headers`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mail/mail.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 |             body:    body,
[INFO] [stderr]    |             ^^^^^^^^^^^^^ help: replace it with: `body`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/mail/headers.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |                 key:    key,
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: replace it with: `key`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/mail/headers.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 values: values,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: replace it with: `values`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/util/parser.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub const WSP: &'static [u8] = b" \t";
[INFO] [stderr]    |                -^^^^^^^----- help: consider removing `'static`: `&[u8]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/util/parser.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub const WSP: &'static [u8] = b" \t";
[INFO] [stderr]    |                -^^^^^^^----- help: consider removing `'static`: `&[u8]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:21:20
[INFO] [stderr]    |
[INFO] [stderr] 21 |         const NEW      = 0b00000001;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0000_0001`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:22:20
[INFO] [stderr]    |
[INFO] [stderr] 22 |         const SEEN     = 0b00000010;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0000_0010`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |         const OLD      = 0b00000100;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0000_0100`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |         const ANSWERED = 0b00001000;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0000_1000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:25:20
[INFO] [stderr]    |
[INFO] [stderr] 25 |         const FLAGGED  = 0b00010000;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0001_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:26:20
[INFO] [stderr]    |
[INFO] [stderr] 26 |         const DRAFT    = 0b00100000;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0010_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 |         const DELETED  = 0b01000000;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0100_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:21:20
[INFO] [stderr]    |
[INFO] [stderr] 21 |         const NEW      = 0b00000001;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0000_0001`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:22:20
[INFO] [stderr]    |
[INFO] [stderr] 22 |         const SEEN     = 0b00000010;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0000_0010`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |         const OLD      = 0b00000100;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0000_0100`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |         const ANSWERED = 0b00001000;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0000_1000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:25:20
[INFO] [stderr]    |
[INFO] [stderr] 25 |         const FLAGGED  = 0b00010000;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0001_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:26:20
[INFO] [stderr]    |
[INFO] [stderr] 26 |         const DRAFT    = 0b00100000;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0010_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/header/status.rs:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 |         const DELETED  = 0b01000000;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0b0100_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: module has the same name as its containing module
[INFO] [stderr]   --> src/mail/mod.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | mod mail;
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: module has the same name as its containing module
[INFO] [stderr]   --> src/mail/mod.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | mod mail;
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/util/address.rs:32:52
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub(crate) fn ranges<T: AsRef<str>>(string: T) -> io::Result<(Option<Range<usize>>, Range<usize>, Option<Range<usize>>)> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/util/address.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |                     if value.len() > 0 {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!value.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/util/address.rs:32:52
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub(crate) fn ranges<T: AsRef<str>>(string: T) -> io::Result<(Option<Range<usize>>, Range<usize>, Option<Range<usize>>)> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/util/address.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |                     if value.len() > 0 {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!value.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: this block may be rewritten with the `?` operator
[INFO] [stderr]    --> src/mail/body.rs:98:7
[INFO] [stderr]     |
[INFO] [stderr] 98  |                           if self.child.is_none() {
[INFO] [stderr]     |  _________________________^
[INFO] [stderr] 99  | |                             return None;
[INFO] [stderr] 100 | |                         }
[INFO] [stderr]     | |_________________________^ help: replace_it_with: `self.child?;`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::question_mark)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#question_mark
[INFO] [stderr] 
[INFO] [stderr] warning: this block may be rewritten with the `?` operator
[INFO] [stderr]    --> src/mail/body.rs:98:7
[INFO] [stderr]     |
[INFO] [stderr] 98  |                           if self.child.is_none() {
[INFO] [stderr]     |  _________________________^
[INFO] [stderr] 99  | |                             return None;
[INFO] [stderr] 100 | |                         }
[INFO] [stderr]     | |_________________________^ help: replace_it_with: `self.child?;`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::question_mark)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#question_mark
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `"docker" "inspect" "73226f5f67d951bf3a112a7e98a9f0cff142238289f30947e59abf92a33633b8"`
[INFO] running `"docker" "rm" "-f" "73226f5f67d951bf3a112a7e98a9f0cff142238289f30947e59abf92a33633b8"`
[INFO] [stdout] 73226f5f67d951bf3a112a7e98a9f0cff142238289f30947e59abf92a33633b8