[INFO] crate tdesktop_theme 0.3.0 is already in cache
[INFO] extracting crate tdesktop_theme 0.3.0 into work/ex/clippy-test-run/sources/stable/reg/tdesktop_theme/0.3.0
[INFO] extracting crate tdesktop_theme 0.3.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tdesktop_theme/0.3.0
[INFO] validating manifest of tdesktop_theme-0.3.0 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 tdesktop_theme-0.3.0 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 tdesktop_theme-0.3.0
[INFO] finished frobbing tdesktop_theme-0.3.0
[INFO] frobbed toml for tdesktop_theme-0.3.0 written to work/ex/clippy-test-run/sources/stable/reg/tdesktop_theme/0.3.0/Cargo.toml
[INFO] started frobbing tdesktop_theme-0.3.0
[INFO] finished frobbing tdesktop_theme-0.3.0
[INFO] frobbed toml for tdesktop_theme-0.3.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tdesktop_theme/0.3.0/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 tdesktop_theme-0.3.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/tdesktop_theme/0.3.0:/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] e99729fcd6bd8c4c6741a239896571e3afbec16b2ff12c9ce418774aec20a01e
[INFO] running `"docker" "start" "-a" "e99729fcd6bd8c4c6741a239896571e3afbec16b2ff12c9ce418774aec20a01e"`
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking tdesktop_theme v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:146:8
[INFO] [stderr]     |
[INFO] [stderr] 146 |     if digit >= &b'0' && digit <= &b'9' {
[INFO] [stderr]     |        ^^^^^^^^^-----
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: use the right value directly: `b'0'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:146:26
[INFO] [stderr]     |
[INFO] [stderr] 146 |     if digit >= &b'0' && digit <= &b'9' {
[INFO] [stderr]     |                          ^^^^^^^^^-----
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   help: use the right value directly: `b'9'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:148:15
[INFO] [stderr]     |
[INFO] [stderr] 148 |     } else if digit >= &b'a' && digit <= &b'f' {
[INFO] [stderr]     |               ^^^^^^^^^-----
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: use the right value directly: `b'a'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:148:33
[INFO] [stderr]     |
[INFO] [stderr] 148 |     } else if digit >= &b'a' && digit <= &b'f' {
[INFO] [stderr]     |                                 ^^^^^^^^^-----
[INFO] [stderr]     |                                          |
[INFO] [stderr]     |                                          help: use the right value directly: `b'f'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:150:15
[INFO] [stderr]     |
[INFO] [stderr] 150 |     } else if digit >= &b'A' && digit <= &b'F' {
[INFO] [stderr]     |               ^^^^^^^^^-----
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: use the right value directly: `b'A'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:150:33
[INFO] [stderr]     |
[INFO] [stderr] 150 |     } else if digit >= &b'A' && digit <= &b'F' {
[INFO] [stderr]     |                                 ^^^^^^^^^-----
[INFO] [stderr]     |                                          |
[INFO] [stderr]     |                                          help: use the right value directly: `b'F'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/parse.rs:279:28
[INFO] [stderr]     |
[INFO] [stderr] 279 |           token: &contents[index..index + 1],
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^ help: use: `index..=index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]    --> src/parse.rs:285:19
[INFO] [stderr]     |
[INFO] [stderr] 285 |         _ => if let None = token_start_index {
[INFO] [stderr]     |  ____________-      ^^^^
[INFO] [stderr] 286 | |         token_start_index = Some(index);
[INFO] [stderr] 287 | |         token_start_line = line;
[INFO] [stderr] 288 | |         token_start_column = column;
[INFO] [stderr] 289 | |       },
[INFO] [stderr]     | |_______- help: try this: `if token_start_index.is_none()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: in an 'if' condition, avoid complex blocks or closures with blocks; instead, move the block or closure higher and bind it with a 'let'
[INFO] [stderr]    --> src/parse.rs:319:32
[INFO] [stderr]     |
[INFO] [stderr] 319 |     if bytes.iter().all(|symbol| {
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 320 | |     (symbol >= &b'a' && symbol <= &b'z')
[INFO] [stderr] 321 | |       || (symbol >= &b'A' && symbol <= &b'Z')
[INFO] [stderr] 322 | |       || (symbol >= &b'0' && symbol <= &b'9')
[INFO] [stderr] 323 | |       || symbol == &b'_'
[INFO] [stderr] 324 | |   }) {
[INFO] [stderr]     | |___^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::block_in_if_condition_stmt)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#block_in_if_condition_stmt
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:320:6
[INFO] [stderr]     |
[INFO] [stderr] 320 |     (symbol >= &b'a' && symbol <= &b'z')
[INFO] [stderr]     |      ^^^^^^^^^^-----
[INFO] [stderr]     |                |
[INFO] [stderr]     |                help: use the right value directly: `b'a'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:320:25
[INFO] [stderr]     |
[INFO] [stderr] 320 |     (symbol >= &b'a' && symbol <= &b'z')
[INFO] [stderr]     |                         ^^^^^^^^^^-----
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   help: use the right value directly: `b'z'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:321:11
[INFO] [stderr]     |
[INFO] [stderr] 321 |       || (symbol >= &b'A' && symbol <= &b'Z')
[INFO] [stderr]     |           ^^^^^^^^^^-----
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: use the right value directly: `b'A'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:321:30
[INFO] [stderr]     |
[INFO] [stderr] 321 |       || (symbol >= &b'A' && symbol <= &b'Z')
[INFO] [stderr]     |                              ^^^^^^^^^^-----
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        help: use the right value directly: `b'Z'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:322:11
[INFO] [stderr]     |
[INFO] [stderr] 322 |       || (symbol >= &b'0' && symbol <= &b'9')
[INFO] [stderr]     |           ^^^^^^^^^^-----
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: use the right value directly: `b'0'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:322:30
[INFO] [stderr]     |
[INFO] [stderr] 322 |       || (symbol >= &b'0' && symbol <= &b'9')
[INFO] [stderr]     |                              ^^^^^^^^^^-----
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        help: use the right value directly: `b'9'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]    --> src/parse.rs:345:10
[INFO] [stderr]     |
[INFO] [stderr] 345 |       if &colon.token != &b":" {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]     |
[INFO] [stderr] 345 |       if colon.token != b":" {
[INFO] [stderr]     |          ^^^^^^^^^^^    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]    --> src/parse.rs:365:10
[INFO] [stderr]     |
[INFO] [stderr] 365 |       if &semicolon.token != &b";" {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]     |
[INFO] [stderr] 365 |       if semicolon.token != b";" {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/serialize.rs:18:24
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn hex_to_bytes(color: &Color) -> Vec<u8> {
[INFO] [stderr]    |                        ^^^^^^ help: consider passing by value instead: `Color`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/serialize.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     zip.write(&palette[..])?;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/serialize.rs:71:7
[INFO] [stderr]    |
[INFO] [stderr] 71 |       zip.write(&wallpaper.bytes[..])?;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] warning: item `tdesktop_theme::TdesktopTheme` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/tdesktop_theme.rs:13:1
[INFO] [stderr]     |
[INFO] [stderr] 13  | / impl TdesktopTheme {
[INFO] [stderr] 14  | |   /// Creates a new, empty `TdesktopTheme`.
[INFO] [stderr] 15  | |   ///
[INFO] [stderr] 16  | |   /// # Examples
[INFO] [stderr] ...   |
[INFO] [stderr] 374 | |   }
[INFO] [stderr] 375 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `tdesktop_theme::TdesktopTheme`
[INFO] [stderr]   --> src/tdesktop_theme.rs:26:3
[INFO] [stderr]    |
[INFO] [stderr] 26 | /   pub fn new() -> TdesktopTheme {
[INFO] [stderr] 27 | |     TdesktopTheme {
[INFO] [stderr] 28 | |       wallpaper: None,
[INFO] [stderr] 29 | |       variables: IndexMap::new(),
[INFO] [stderr] 30 | |     }
[INFO] [stderr] 31 | |   }
[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] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]    --> src/tdesktop_theme.rs:670:12
[INFO] [stderr]     |
[INFO] [stderr] 670 |       if let None = self.wallpaper {
[INFO] [stderr]     |  _____-      ^^^^
[INFO] [stderr] 671 | |       self.wallpaper = other.wallpaper;
[INFO] [stderr] 672 | |     }
[INFO] [stderr]     | |_____- help: try this: `if self.wallpaper.is_none()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tdesktop_theme`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:146:8
[INFO] [stderr]     |
[INFO] [stderr] 146 |     if digit >= &b'0' && digit <= &b'9' {
[INFO] [stderr]     |        ^^^^^^^^^-----
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: use the right value directly: `b'0'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:146:26
[INFO] [stderr]     |
[INFO] [stderr] 146 |     if digit >= &b'0' && digit <= &b'9' {
[INFO] [stderr]     |                          ^^^^^^^^^-----
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   help: use the right value directly: `b'9'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:148:15
[INFO] [stderr]     |
[INFO] [stderr] 148 |     } else if digit >= &b'a' && digit <= &b'f' {
[INFO] [stderr]     |               ^^^^^^^^^-----
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: use the right value directly: `b'a'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:148:33
[INFO] [stderr]     |
[INFO] [stderr] 148 |     } else if digit >= &b'a' && digit <= &b'f' {
[INFO] [stderr]     |                                 ^^^^^^^^^-----
[INFO] [stderr]     |                                          |
[INFO] [stderr]     |                                          help: use the right value directly: `b'f'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:150:15
[INFO] [stderr]     |
[INFO] [stderr] 150 |     } else if digit >= &b'A' && digit <= &b'F' {
[INFO] [stderr]     |               ^^^^^^^^^-----
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: use the right value directly: `b'A'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:150:33
[INFO] [stderr]     |
[INFO] [stderr] 150 |     } else if digit >= &b'A' && digit <= &b'F' {
[INFO] [stderr]     |                                 ^^^^^^^^^-----
[INFO] [stderr]     |                                          |
[INFO] [stderr]     |                                          help: use the right value directly: `b'F'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/parse.rs:279:28
[INFO] [stderr]     |
[INFO] [stderr] 279 |           token: &contents[index..index + 1],
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^ help: use: `index..=index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]    --> src/parse.rs:285:19
[INFO] [stderr]     |
[INFO] [stderr] 285 |         _ => if let None = token_start_index {
[INFO] [stderr]     |  ____________-      ^^^^
[INFO] [stderr] 286 | |         token_start_index = Some(index);
[INFO] [stderr] 287 | |         token_start_line = line;
[INFO] [stderr] 288 | |         token_start_column = column;
[INFO] [stderr] 289 | |       },
[INFO] [stderr]     | |_______- help: try this: `if token_start_index.is_none()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: in an 'if' condition, avoid complex blocks or closures with blocks; instead, move the block or closure higher and bind it with a 'let'
[INFO] [stderr]    --> src/parse.rs:319:32
[INFO] [stderr]     |
[INFO] [stderr] 319 |     if bytes.iter().all(|symbol| {
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 320 | |     (symbol >= &b'a' && symbol <= &b'z')
[INFO] [stderr] 321 | |       || (symbol >= &b'A' && symbol <= &b'Z')
[INFO] [stderr] 322 | |       || (symbol >= &b'0' && symbol <= &b'9')
[INFO] [stderr] 323 | |       || symbol == &b'_'
[INFO] [stderr] 324 | |   }) {
[INFO] [stderr]     | |___^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::block_in_if_condition_stmt)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#block_in_if_condition_stmt
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:320:6
[INFO] [stderr]     |
[INFO] [stderr] 320 |     (symbol >= &b'a' && symbol <= &b'z')
[INFO] [stderr]     |      ^^^^^^^^^^-----
[INFO] [stderr]     |                |
[INFO] [stderr]     |                help: use the right value directly: `b'a'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:320:25
[INFO] [stderr]     |
[INFO] [stderr] 320 |     (symbol >= &b'a' && symbol <= &b'z')
[INFO] [stderr]     |                         ^^^^^^^^^^-----
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   help: use the right value directly: `b'z'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:321:11
[INFO] [stderr]     |
[INFO] [stderr] 321 |       || (symbol >= &b'A' && symbol <= &b'Z')
[INFO] [stderr]     |           ^^^^^^^^^^-----
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: use the right value directly: `b'A'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:321:30
[INFO] [stderr]     |
[INFO] [stderr] 321 |       || (symbol >= &b'A' && symbol <= &b'Z')
[INFO] [stderr]     |                              ^^^^^^^^^^-----
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        help: use the right value directly: `b'Z'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:322:11
[INFO] [stderr]     |
[INFO] [stderr] 322 |       || (symbol >= &b'0' && symbol <= &b'9')
[INFO] [stderr]     |           ^^^^^^^^^^-----
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: use the right value directly: `b'0'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/parse.rs:322:30
[INFO] [stderr]     |
[INFO] [stderr] 322 |       || (symbol >= &b'0' && symbol <= &b'9')
[INFO] [stderr]     |                              ^^^^^^^^^^-----
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        help: use the right value directly: `b'9'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]    --> src/parse.rs:345:10
[INFO] [stderr]     |
[INFO] [stderr] 345 |       if &colon.token != &b":" {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]     |
[INFO] [stderr] 345 |       if colon.token != b":" {
[INFO] [stderr]     |          ^^^^^^^^^^^    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]    --> src/parse.rs:365:10
[INFO] [stderr]     |
[INFO] [stderr] 365 |       if &semicolon.token != &b";" {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]     |
[INFO] [stderr] 365 |       if semicolon.token != b";" {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/serialize.rs:18:24
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn hex_to_bytes(color: &Color) -> Vec<u8> {
[INFO] [stderr]    |                        ^^^^^^ help: consider passing by value instead: `Color`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/serialize.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     zip.write(&palette[..])?;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/serialize.rs:71:7
[INFO] [stderr]    |
[INFO] [stderr] 71 |       zip.write(&wallpaper.bytes[..])?;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] warning: item `tdesktop_theme::TdesktopTheme` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/tdesktop_theme.rs:13:1
[INFO] [stderr]     |
[INFO] [stderr] 13  | / impl TdesktopTheme {
[INFO] [stderr] 14  | |   /// Creates a new, empty `TdesktopTheme`.
[INFO] [stderr] 15  | |   ///
[INFO] [stderr] 16  | |   /// # Examples
[INFO] [stderr] ...   |
[INFO] [stderr] 374 | |   }
[INFO] [stderr] 375 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `tdesktop_theme::TdesktopTheme`
[INFO] [stderr]   --> src/tdesktop_theme.rs:26:3
[INFO] [stderr]    |
[INFO] [stderr] 26 | /   pub fn new() -> TdesktopTheme {
[INFO] [stderr] 27 | |     TdesktopTheme {
[INFO] [stderr] 28 | |       wallpaper: None,
[INFO] [stderr] 29 | |       variables: IndexMap::new(),
[INFO] [stderr] 30 | |     }
[INFO] [stderr] 31 | |   }
[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] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]    --> src/tdesktop_theme.rs:670:12
[INFO] [stderr]     |
[INFO] [stderr] 670 |       if let None = self.wallpaper {
[INFO] [stderr]     |  _____-      ^^^^
[INFO] [stderr] 671 | |       self.wallpaper = other.wallpaper;
[INFO] [stderr] 672 | |     }
[INFO] [stderr]     | |_____- help: try this: `if self.wallpaper.is_none()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tdesktop_theme`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e99729fcd6bd8c4c6741a239896571e3afbec16b2ff12c9ce418774aec20a01e"`
[INFO] running `"docker" "rm" "-f" "e99729fcd6bd8c4c6741a239896571e3afbec16b2ff12c9ce418774aec20a01e"`
[INFO] [stdout] e99729fcd6bd8c4c6741a239896571e3afbec16b2ff12c9ce418774aec20a01e