[INFO] updating cached repository gmorer/ls-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gmorer/ls-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gmorer/ls-rs" "work/ex/clippy-test-run/sources/stable/gh/gmorer/ls-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/gmorer/ls-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gmorer/ls-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/gmorer/ls-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/gmorer/ls-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7702128bd6aea0bd2a989206a6fb5842b48fb308
[INFO] sha for GitHub repo gmorer/ls-rs: 7702128bd6aea0bd2a989206a6fb5842b48fb308
[INFO] validating manifest of gmorer/ls-rs 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 gmorer/ls-rs 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 gmorer/ls-rs
[INFO] finished frobbing gmorer/ls-rs
[INFO] frobbed toml for gmorer/ls-rs written to work/ex/clippy-test-run/sources/stable/gh/gmorer/ls-rs/Cargo.toml
[INFO] started frobbing gmorer/ls-rs
[INFO] finished frobbing gmorer/ls-rs
[INFO] frobbed toml for gmorer/ls-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/gmorer/ls-rs/Cargo.toml
[INFO] crate gmorer/ls-rs has a lockfile. skipping
[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 gmorer/ls-rs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/gmorer/ls-rs:/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] 3b66280788957875af7909f054bd20adeca3cd87ab3944e7ccb66aa754749486
[INFO] running `"docker" "start" "-a" "3b66280788957875af7909f054bd20adeca3cd87ab3944e7ccb66aa754749486"`
[INFO] [stderr]     Checking ls-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/print.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     println!("");
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:38:7
[INFO] [stderr]    |
[INFO] [stderr] 38 |                         println!("");
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:64:4
[INFO] [stderr]    |
[INFO] [stderr] 64 |             println!("");
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/print.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     println!("");
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:38:7
[INFO] [stderr]    |
[INFO] [stderr] 38 |                         println!("");
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:64:4
[INFO] [stderr]    |
[INFO] [stderr] 64 |             println!("");
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> src/file.rs:156:60
[INFO] [stderr]     |
[INFO] [stderr] 156 |     pub fn print(&self, max: (usize, usize, usize, usize)) -> () {
[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: long literal lacking separators
[INFO] [stderr]   --> src/option.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |             options = options & 0b11011111;},
[INFO] [stderr]    |                                 ^^^^^^^^^^ help: consider: `0b1101_1111`
[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/option.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             'S' => {options = options | 0b100000;
[INFO] [stderr]    |                                         ^^^^^^^^ help: consider: `0b10_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/option.rs:22:24
[INFO] [stderr]    |
[INFO] [stderr] 22 |             options = options & 0b11110111;},
[INFO] [stderr]    |                                 ^^^^^^^^^^ help: consider: `0b1111_0111`
[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/print.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 | const TIOCGWINSZ: c_ulong = 0x00005413;
[INFO] [stderr]    |                             ^^^^^^^^^^ help: consider: `0x0000_5413`
[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: unneeded unit return type
[INFO] [stderr]   --> src/main.rs:13:42
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn read_path(path: PathBuf, options: u8) -> () {
[INFO] [stderr]    |                                          ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> src/file.rs:156:60
[INFO] [stderr]     |
[INFO] [stderr] 156 |     pub fn print(&self, max: (usize, usize, usize, usize)) -> () {
[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: long literal lacking separators
[INFO] [stderr]   --> src/option.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |             options = options & 0b11011111;},
[INFO] [stderr]    |                                 ^^^^^^^^^^ help: consider: `0b1101_1111`
[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/option.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             'S' => {options = options | 0b100000;
[INFO] [stderr]    |                                         ^^^^^^^^ help: consider: `0b10_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/option.rs:22:24
[INFO] [stderr]    |
[INFO] [stderr] 22 |             options = options & 0b11110111;},
[INFO] [stderr]    |                                 ^^^^^^^^^^ help: consider: `0b1111_0111`
[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/print.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 | const TIOCGWINSZ: c_ulong = 0x00005413;
[INFO] [stderr]    |                             ^^^^^^^^^^ help: consider: `0x0000_5413`
[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: unneeded unit return type
[INFO] [stderr]   --> src/main.rs:13:42
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn read_path(path: PathBuf, options: u8) -> () {
[INFO] [stderr]    |                                          ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/file.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         bit = bit / 2;
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: replace it with: `bit /= 2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/file.rs:139:38
[INFO] [stderr]     |
[INFO] [stderr] 139 |         self.permissions.starts_with("d")
[INFO] [stderr]     |                                      ^^^ help: try using a char instead: `'d'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 |             'l' => options = options | 0b1,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:16:11
[INFO] [stderr]    |
[INFO] [stderr] 16 |             'a' => options = options | 0b10,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b10`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:17:11
[INFO] [stderr]    |
[INFO] [stderr] 17 |             'R' => options = options | 0b100,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b100`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |             't' => {options = options | 0b1000;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b1000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 |             options = options & 0b11011111;},
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options &= 0b11011111`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:20:11
[INFO] [stderr]    |
[INFO] [stderr] 20 |             'r' => options = options | 0b10000,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b10000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |             'S' => {options = options | 0b100000;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b100000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 |             options = options & 0b11110111;},
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options &= 0b11110111`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]   --> src/option.rs:43:6
[INFO] [stderr]    |
[INFO] [stderr] 43 |         if arg.starts_with("-") == false || &arg == "-" {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!arg.starts_with("-")`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::bool_comparison)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/option.rs:43:22
[INFO] [stderr]    |
[INFO] [stderr] 43 |         if arg.starts_with("-") == false || &arg == "-" {
[INFO] [stderr]    |                            ^^^ help: try using a char instead: `'-'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `1`
[INFO] [stderr]   --> src/option.rs:51:50
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn option_l(options: u8) -> bool { options & (1 << 0) > 0 }
[INFO] [stderr]    |                                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/print.rs:45:24
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn max_size_big(files: &Vec<file::File>) -> (usize, usize, usize, usize) {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^ help: change this to: `&[file::File]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/print.rs:66:26
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn max_size_litle(files: &Vec<file::File>) -> usize {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^ help: change this to: `&[file::File]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:21:69
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     if file.file_name().to_string_lossy().into_owned().starts_with(".") {
[INFO] [stderr]    |                                                                                    ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/file.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         bit = bit / 2;
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: replace it with: `bit /= 2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/file.rs:139:38
[INFO] [stderr]     |
[INFO] [stderr] 139 |         self.permissions.starts_with("d")
[INFO] [stderr]     |                                      ^^^ help: try using a char instead: `'d'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 |             'l' => options = options | 0b1,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:16:11
[INFO] [stderr]    |
[INFO] [stderr] 16 |             'a' => options = options | 0b10,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b10`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:17:11
[INFO] [stderr]    |
[INFO] [stderr] 17 |             'R' => options = options | 0b100,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b100`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |             't' => {options = options | 0b1000;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b1000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 |             options = options & 0b11011111;},
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options &= 0b11011111`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:20:11
[INFO] [stderr]    |
[INFO] [stderr] 20 |             'r' => options = options | 0b10000,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b10000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |             'S' => {options = options | 0b100000;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options |= 0b100000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/option.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 |             options = options & 0b11110111;},
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `options &= 0b11110111`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]   --> src/option.rs:43:6
[INFO] [stderr]    |
[INFO] [stderr] 43 |         if arg.starts_with("-") == false || &arg == "-" {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!arg.starts_with("-")`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::bool_comparison)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/option.rs:43:22
[INFO] [stderr]    |
[INFO] [stderr] 43 |         if arg.starts_with("-") == false || &arg == "-" {
[INFO] [stderr]    |                            ^^^ help: try using a char instead: `'-'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `1`
[INFO] [stderr]   --> src/option.rs:51:50
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn option_l(options: u8) -> bool { options & (1 << 0) > 0 }
[INFO] [stderr]    |                                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/print.rs:45:24
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn max_size_big(files: &Vec<file::File>) -> (usize, usize, usize, usize) {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^ help: change this to: `&[file::File]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/print.rs:66:26
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn max_size_litle(files: &Vec<file::File>) -> usize {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^ help: change this to: `&[file::File]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:21:69
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     if file.file_name().to_string_lossy().into_owned().starts_with(".") {
[INFO] [stderr]    |                                                                                    ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "3b66280788957875af7909f054bd20adeca3cd87ab3944e7ccb66aa754749486"`
[INFO] running `"docker" "rm" "-f" "3b66280788957875af7909f054bd20adeca3cd87ab3944e7ccb66aa754749486"`
[INFO] [stdout] 3b66280788957875af7909f054bd20adeca3cd87ab3944e7ccb66aa754749486