[INFO] crate rusqbin 0.2.3 is already in cache
[INFO] extracting crate rusqbin 0.2.3 into work/ex/clippy-test-run/sources/stable/reg/rusqbin/0.2.3
[INFO] extracting crate rusqbin 0.2.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rusqbin/0.2.3
[INFO] validating manifest of rusqbin-0.2.3 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 rusqbin-0.2.3 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 rusqbin-0.2.3
[INFO] finished frobbing rusqbin-0.2.3
[INFO] frobbed toml for rusqbin-0.2.3 written to work/ex/clippy-test-run/sources/stable/reg/rusqbin/0.2.3/Cargo.toml
[INFO] started frobbing rusqbin-0.2.3
[INFO] finished frobbing rusqbin-0.2.3
[INFO] frobbed toml for rusqbin-0.2.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rusqbin/0.2.3/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 rusqbin-0.2.3 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/rusqbin/0.2.3:/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] ca040e45c06fc73897c3719870289590e12b53b9fbdc661f446456cfe2785c1b
[INFO] running `"docker" "start" "-a" "ca040e45c06fc73897c3719870289590e12b53b9fbdc661f446456cfe2785c1b"`
[INFO] [stderr]     Checking rusqbin v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server.rs:320:13
[INFO] [stderr]     |
[INFO] [stderr] 320 |             content_length: content_length,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `content_length`
[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/server.rs:321:13
[INFO] [stderr]     |
[INFO] [stderr] 321 |             content_type: content_type,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `content_type`
[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/server.rs:323:13
[INFO] [stderr]     |
[INFO] [stderr] 323 |             method: method,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `method`
[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/server.rs:324:13
[INFO] [stderr]     |
[INFO] [stderr] 324 |             path: path,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `path`
[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/server.rs:325:13
[INFO] [stderr]     |
[INFO] [stderr] 325 |             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/server.rs:326:13
[INFO] [stderr]     |
[INFO] [stderr] 326 |             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/server.rs:339:13
[INFO] [stderr]     |
[INFO] [stderr] 339 |             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/server.rs:340:13
[INFO] [stderr]     |
[INFO] [stderr] 340 |             port: port,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `port`
[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/server.rs:320:13
[INFO] [stderr]     |
[INFO] [stderr] 320 |             content_length: content_length,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `content_length`
[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/server.rs:321:13
[INFO] [stderr]     |
[INFO] [stderr] 321 |             content_type: content_type,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `content_type`
[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/server.rs:323:13
[INFO] [stderr]     |
[INFO] [stderr] 323 |             method: method,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `method`
[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/server.rs:324:13
[INFO] [stderr]     |
[INFO] [stderr] 324 |             path: path,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `path`
[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/server.rs:325:13
[INFO] [stderr]     |
[INFO] [stderr] 325 |             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/server.rs:326:13
[INFO] [stderr]     |
[INFO] [stderr] 326 |             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/server.rs:339:13
[INFO] [stderr]     |
[INFO] [stderr] 339 |             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/server.rs:340:13
[INFO] [stderr]     |
[INFO] [stderr] 340 |             port: port,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `port`
[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/models.rs:23:19
[INFO] [stderr]    |
[INFO] [stderr] 23 | const ID_REGEXP: &'static str =
[INFO] [stderr]    |                  -^^^^^^^---- help: consider removing `'static`: `&str`
[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: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/server.rs:97:30
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Box::new((self.insert_request(req)))
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]   --> src/server.rs:97:30
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Box::new((self.insert_request(req)))
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::double_parens)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/models.rs:23:19
[INFO] [stderr]    |
[INFO] [stderr] 23 | const ID_REGEXP: &'static str =
[INFO] [stderr]    |                  -^^^^^^^---- help: consider removing `'static`: `&str`
[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: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/server.rs:97:30
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Box::new((self.insert_request(req)))
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]   --> src/server.rs:97:30
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Box::new((self.insert_request(req)))
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::double_parens)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `models::IdExtractor`
[INFO] [stderr]   --> src/models.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 | /     pub fn new() -> IdExtractor {
[INFO] [stderr] 80 | |         match Regex::new(ID_REGEXP) {
[INFO] [stderr] 81 | |             Ok(regex) => IdExtractor(regex),
[INFO] [stderr] 82 | |             _ => unreachable!(), // yo the regexp is perfect.
[INFO] [stderr] 83 | |         }
[INFO] [stderr] 84 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 71 | impl Default for models::IdExtractor {
[INFO] [stderr] 72 |     fn default() -> Self {
[INFO] [stderr] 73 |         Self::new()
[INFO] [stderr] 74 |     }
[INFO] [stderr] 75 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `storage::InMemoryBins`
[INFO] [stderr]   --> src/storage.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 | /     pub fn new() -> InMemoryBins {
[INFO] [stderr] 56 | |         InMemoryBins { bins: HashMap::new() }
[INFO] [stderr] 57 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 50 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/server.rs:234:57
[INFO] [stderr]     |
[INFO] [stderr] 234 |             let now_millis = (now.sec as i64 * 1000) + (now.nsec as i64 / 1000 / 1000);
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^ help: try: `i64::from(now.nsec)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/server.rs:299:37
[INFO] [stderr]     |
[INFO] [stderr] 299 |         headers.entry(k.to_owned()).or_insert(vec![]).push(v);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(|| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/server.rs:310:41
[INFO] [stderr]     |
[INFO] [stderr] 310 |         query_map.entry(k.into_owned()).or_insert(vec![]).push(
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(|| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/server.rs:365:12
[INFO] [stderr]     |
[INFO] [stderr] 365 |         Ok(server.run_until(shutdown_signal)?)
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]     |
[INFO] [stderr] 365 |         Ok(())
[INFO] [stderr]     |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/server.rs:374:26
[INFO] [stderr]     |
[INFO] [stderr] 374 |             Ok(ref s) if s.len() == 0 => Ok(None),
[INFO] [stderr]     |                          ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `s.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: you should consider adding a `Default` implementation for `models::IdExtractor`
[INFO] [stderr]   --> src/models.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 | /     pub fn new() -> IdExtractor {
[INFO] [stderr] 80 | |         match Regex::new(ID_REGEXP) {
[INFO] [stderr] 81 | |             Ok(regex) => IdExtractor(regex),
[INFO] [stderr] 82 | |             _ => unreachable!(), // yo the regexp is perfect.
[INFO] [stderr] 83 | |         }
[INFO] [stderr] 84 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 71 | impl Default for models::IdExtractor {
[INFO] [stderr] 72 |     fn default() -> Self {
[INFO] [stderr] 73 |         Self::new()
[INFO] [stderr] 74 |     }
[INFO] [stderr] 75 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/errors.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 | /         match self {
[INFO] [stderr] 78 | |             &PoisonedLock => write!(f, "Poisoned lock error"),
[INFO] [stderr] 79 | |             &UnforeseenError => write!(f, "Unforeseen error"),
[INFO] [stderr] 80 | |             &FromUtf8Error => write!(f, "From UTF8 error"),
[INFO] [stderr] ...  |
[INFO] [stderr] 87 | |             &ServerError(ref e) => e.fmt(f),
[INFO] [stderr] 88 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 77 |         match *self {
[INFO] [stderr] 78 |             PoisonedLock => write!(f, "Poisoned lock error"),
[INFO] [stderr] 79 |             UnforeseenError => write!(f, "Unforeseen error"),
[INFO] [stderr] 80 |             FromUtf8Error => write!(f, "From UTF8 error"),
[INFO] [stderr] 81 |             HyperError => write!(f, "Hyper error"),
[INFO] [stderr] 82 |             AddressParsingErr(ref e) => e.fmt(f),
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/errors.rs:95:9
[INFO] [stderr]     |
[INFO] [stderr] 95  | /         match self {
[INFO] [stderr] 96  | |             &PoisonedLock => "Poisoned Lock",
[INFO] [stderr] 97  | |             &UnforeseenError => "Unforeseen Error",
[INFO] [stderr] 98  | |             &FromUtf8Error => "UTF8 Conversion Error",
[INFO] [stderr] ...   |
[INFO] [stderr] 105 | |             &ServerError(ref e) => e.description(),
[INFO] [stderr] 106 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 95  |         match *self {
[INFO] [stderr] 96  |             PoisonedLock => "Poisoned Lock",
[INFO] [stderr] 97  |             UnforeseenError => "Unforeseen Error",
[INFO] [stderr] 98  |             FromUtf8Error => "UTF8 Conversion Error",
[INFO] [stderr] 99  |             HyperError => "Hyper Error",
[INFO] [stderr] 100 |             AddressParsingErr(ref e) => e.description(),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/errors.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 | /         match self {
[INFO] [stderr] 112 | |             &JsonEncodingError(ref e) => Some(e),
[INFO] [stderr] 113 | |             &IOError(ref e) => Some(e),
[INFO] [stderr] 114 | |             &RegexError(ref e) => Some(e),
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |             _ => None,
[INFO] [stderr] 119 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 111 |         match *self {
[INFO] [stderr] 112 |             JsonEncodingError(ref e) => Some(e),
[INFO] [stderr] 113 |             IOError(ref e) => Some(e),
[INFO] [stderr] 114 |             RegexError(ref e) => Some(e),
[INFO] [stderr] 115 |             UrlParseError(ref e) => Some(e),
[INFO] [stderr] 116 |             ServerError(ref e) => Some(e),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `storage::InMemoryBins`
[INFO] [stderr]   --> src/storage.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 | /     pub fn new() -> InMemoryBins {
[INFO] [stderr] 56 | |         InMemoryBins { bins: HashMap::new() }
[INFO] [stderr] 57 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 50 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/storage.rs:207:20
[INFO] [stderr]     |
[INFO] [stderr] 207 |         assert_eq!(summaries.get(&bin.id).unwrap().request_count, 1)
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&summaries[&bin.id]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/server.rs:234:57
[INFO] [stderr]     |
[INFO] [stderr] 234 |             let now_millis = (now.sec as i64 * 1000) + (now.nsec as i64 / 1000 / 1000);
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^ help: try: `i64::from(now.nsec)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/server.rs:299:37
[INFO] [stderr]     |
[INFO] [stderr] 299 |         headers.entry(k.to_owned()).or_insert(vec![]).push(v);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(|| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/server.rs:310:41
[INFO] [stderr]     |
[INFO] [stderr] 310 |         query_map.entry(k.into_owned()).or_insert(vec![]).push(
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(|| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/server.rs:365:12
[INFO] [stderr]     |
[INFO] [stderr] 365 |         Ok(server.run_until(shutdown_signal)?)
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]     |
[INFO] [stderr] 365 |         Ok(())
[INFO] [stderr]     |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/server.rs:374:26
[INFO] [stderr]     |
[INFO] [stderr] 374 |             Ok(ref s) if s.len() == 0 => Ok(None),
[INFO] [stderr]     |                          ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `s.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: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/errors.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 | /         match self {
[INFO] [stderr] 78 | |             &PoisonedLock => write!(f, "Poisoned lock error"),
[INFO] [stderr] 79 | |             &UnforeseenError => write!(f, "Unforeseen error"),
[INFO] [stderr] 80 | |             &FromUtf8Error => write!(f, "From UTF8 error"),
[INFO] [stderr] ...  |
[INFO] [stderr] 87 | |             &ServerError(ref e) => e.fmt(f),
[INFO] [stderr] 88 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 77 |         match *self {
[INFO] [stderr] 78 |             PoisonedLock => write!(f, "Poisoned lock error"),
[INFO] [stderr] 79 |             UnforeseenError => write!(f, "Unforeseen error"),
[INFO] [stderr] 80 |             FromUtf8Error => write!(f, "From UTF8 error"),
[INFO] [stderr] 81 |             HyperError => write!(f, "Hyper error"),
[INFO] [stderr] 82 |             AddressParsingErr(ref e) => e.fmt(f),
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/errors.rs:95:9
[INFO] [stderr]     |
[INFO] [stderr] 95  | /         match self {
[INFO] [stderr] 96  | |             &PoisonedLock => "Poisoned Lock",
[INFO] [stderr] 97  | |             &UnforeseenError => "Unforeseen Error",
[INFO] [stderr] 98  | |             &FromUtf8Error => "UTF8 Conversion Error",
[INFO] [stderr] ...   |
[INFO] [stderr] 105 | |             &ServerError(ref e) => e.description(),
[INFO] [stderr] 106 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 95  |         match *self {
[INFO] [stderr] 96  |             PoisonedLock => "Poisoned Lock",
[INFO] [stderr] 97  |             UnforeseenError => "Unforeseen Error",
[INFO] [stderr] 98  |             FromUtf8Error => "UTF8 Conversion Error",
[INFO] [stderr] 99  |             HyperError => "Hyper Error",
[INFO] [stderr] 100 |             AddressParsingErr(ref e) => e.description(),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/errors.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 | /         match self {
[INFO] [stderr] 112 | |             &JsonEncodingError(ref e) => Some(e),
[INFO] [stderr] 113 | |             &IOError(ref e) => Some(e),
[INFO] [stderr] 114 | |             &RegexError(ref e) => Some(e),
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |             _ => None,
[INFO] [stderr] 119 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 111 |         match *self {
[INFO] [stderr] 112 |             JsonEncodingError(ref e) => Some(e),
[INFO] [stderr] 113 |             IOError(ref e) => Some(e),
[INFO] [stderr] 114 |             RegexError(ref e) => Some(e),
[INFO] [stderr] 115 |             UrlParseError(ref e) => Some(e),
[INFO] [stderr] 116 |             ServerError(ref e) => Some(e),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:18:26
[INFO] [stderr]    |
[INFO] [stderr] 18 | const DEFAULT_PORT_STR: &'static str = "9999";
[INFO] [stderr]    |                         -^^^^^^^---- help: consider removing `'static`: `&str`
[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/main.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | const GREET: &'static str = r#"
[INFO] [stderr]    |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[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: unneeded unit return type
[INFO] [stderr]    --> tests/common/mod.rs:164:36
[INFO] [stderr]     |
[INFO] [stderr] 164 | pub fn run_with_server<T>(test: T) -> ()
[INFO] [stderr]     |                                    ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]   --> src/main.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 |     Ok(s.run()?)
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]    |
[INFO] [stderr] 80 |     Ok(())
[INFO] [stderr]    |        ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> tests/common/mod.rs:164:36
[INFO] [stderr]     |
[INFO] [stderr] 164 | pub fn run_with_server<T>(test: T) -> ()
[INFO] [stderr]     |                                    ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> tests/common/mod.rs:117:19
[INFO] [stderr]     |
[INFO] [stderr] 117 |         requests: &Vec<ServerRequest>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[ServerRequest]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> tests/common/mod.rs:125:40
[INFO] [stderr]     |
[INFO] [stderr] 125 |                         let req_body = r.body.clone();
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^ help: try removing the `clone` call: `r.body`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: Consider using an AtomicBool instead of a Mutex here. If you just want the locking behaviour and not the internal type, consider using Mutex<()>.
[INFO] [stderr]    --> tests/common/mod.rs:174:34
[INFO] [stderr]     |
[INFO] [stderr] 174 |     let still_running = Arc::new(Mutex::new(true));
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::mutex_atomic)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mutex_atomic
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> tests/common/mod.rs:214:22
[INFO] [stderr]     |
[INFO] [stderr] 214 |             .map_err(|e| TestingError::HyperError(e))
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `TestingError::HyperError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> tests/internal_integration_tests.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let ref bins = test_env.server.storage.lock().unwrap().get_bin_summaries();
[INFO] [stderr]    |         ----^^^^^^^^--------------------------------------------------------------- help: try: `let bins = &test_env.server.storage.lock().unwrap().get_bin_summaries();`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> tests/internal_integration_tests.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let ref storage = test_env.server.storage.lock().unwrap();
[INFO] [stderr]    |         ----^^^^^^^^^^^------------------------------------------- help: try: `let storage = &test_env.server.storage.lock().unwrap();`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> tests/internal_integration_tests.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let ref storage = test_env.server.storage.lock().unwrap();
[INFO] [stderr]    |         ----^^^^^^^^^^^------------------------------------------- help: try: `let storage = &test_env.server.storage.lock().unwrap();`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> tests/internal_integration_tests.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let ref storage = test_env.server.storage.lock().unwrap();
[INFO] [stderr]    |         ----^^^^^^^^^^^------------------------------------------- help: try: `let storage = &test_env.server.storage.lock().unwrap();`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> tests/internal_integration_tests.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let ref storage = test_env.server.storage.lock().unwrap();
[INFO] [stderr]     |         ----^^^^^^^^^^^------------------------------------------- help: try: `let storage = &test_env.server.storage.lock().unwrap();`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> tests/common/mod.rs:117:19
[INFO] [stderr]     |
[INFO] [stderr] 117 |         requests: &Vec<ServerRequest>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[ServerRequest]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> tests/common/mod.rs:125:40
[INFO] [stderr]     |
[INFO] [stderr] 125 |                         let req_body = r.body.clone();
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^ help: try removing the `clone` call: `r.body`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: Consider using an AtomicBool instead of a Mutex here. If you just want the locking behaviour and not the internal type, consider using Mutex<()>.
[INFO] [stderr]    --> tests/common/mod.rs:174:34
[INFO] [stderr]     |
[INFO] [stderr] 174 |     let still_running = Arc::new(Mutex::new(true));
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::mutex_atomic)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mutex_atomic
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> tests/common/mod.rs:214:22
[INFO] [stderr]     |
[INFO] [stderr] 214 |             .map_err(|e| TestingError::HyperError(e))
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `TestingError::HyperError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:18:26
[INFO] [stderr]    |
[INFO] [stderr] 18 | const DEFAULT_PORT_STR: &'static str = "9999";
[INFO] [stderr]    |                         -^^^^^^^---- help: consider removing `'static`: `&str`
[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/main.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | const GREET: &'static str = r#"
[INFO] [stderr]    |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[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: passing a unit value to a function
[INFO] [stderr]   --> src/main.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 |     Ok(s.run()?)
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]    |
[INFO] [stderr] 80 |     Ok(())
[INFO] [stderr]    |        ^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.64s
[INFO] running `"docker" "inspect" "ca040e45c06fc73897c3719870289590e12b53b9fbdc661f446456cfe2785c1b"`
[INFO] running `"docker" "rm" "-f" "ca040e45c06fc73897c3719870289590e12b53b9fbdc661f446456cfe2785c1b"`
[INFO] [stdout] ca040e45c06fc73897c3719870289590e12b53b9fbdc661f446456cfe2785c1b