[INFO] crate word_replace 0.0.3 is already in cache
[INFO] extracting crate word_replace 0.0.3 into work/ex/clippy-test-run/sources/stable/reg/word_replace/0.0.3
[INFO] extracting crate word_replace 0.0.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/word_replace/0.0.3
[INFO] validating manifest of word_replace-0.0.3 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 word_replace-0.0.3 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 word_replace-0.0.3
[INFO] finished frobbing word_replace-0.0.3
[INFO] frobbed toml for word_replace-0.0.3 written to work/ex/clippy-test-run/sources/stable/reg/word_replace/0.0.3/Cargo.toml
[INFO] started frobbing word_replace-0.0.3
[INFO] finished frobbing word_replace-0.0.3
[INFO] frobbed toml for word_replace-0.0.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/word_replace/0.0.3/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 word_replace-0.0.3 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/word_replace/0.0.3:/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] b7dbd683d7e26b020d96a47b5cf84ea2604fbb41b5cb6b962d9a1443d1a6258d
[INFO] running `"docker" "start" "-a" "b7dbd683d7e26b020d96a47b5cf84ea2604fbb41b5cb6b962d9a1443d1a6258d"`
[INFO] [stderr]     Checking word_replace v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/word_replace_tools.rs:153:38
[INFO] [stderr]     |
[INFO] [stderr] 153 |                                   else {
[INFO] [stderr]     |  ______________________________________^
[INFO] [stderr] 154 | |                                     if postpos_is_korean && show_warning {
[INFO] [stderr] 155 | |                                         println!("warning: undefined korean postposition at {}: {}{} => {}{}",
[INFO] [stderr] 156 | |                                             src_filepath.to_str().unwrap(), m.as_str(), postpos,
[INFO] [stderr] 157 | |                                             word, postpos);
[INFO] [stderr] 158 | |                                     }
[INFO] [stderr] 159 | |                                 }
[INFO] [stderr]     | |_________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 153 |                                 else if postpos_is_korean && show_warning {
[INFO] [stderr] 154 |     println!("warning: undefined korean postposition at {}: {}{} => {}{}",
[INFO] [stderr] 155 |         src_filepath.to_str().unwrap(), m.as_str(), postpos,
[INFO] [stderr] 156 |         word, postpos);
[INFO] [stderr] 157 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/main.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 | const VERSION: &'static str = env!("CARGO_PKG_VERSION");
[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:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 | const AUTHORS: &'static str = env!("CARGO_PKG_AUTHORS");
[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: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/word_replace_tools.rs:153:38
[INFO] [stderr]     |
[INFO] [stderr] 153 |                                   else {
[INFO] [stderr]     |  ______________________________________^
[INFO] [stderr] 154 | |                                     if postpos_is_korean && show_warning {
[INFO] [stderr] 155 | |                                         println!("warning: undefined korean postposition at {}: {}{} => {}{}",
[INFO] [stderr] 156 | |                                             src_filepath.to_str().unwrap(), m.as_str(), postpos,
[INFO] [stderr] 157 | |                                             word, postpos);
[INFO] [stderr] 158 | |                                     }
[INFO] [stderr] 159 | |                                 }
[INFO] [stderr]     | |_________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 153 |                                 else if postpos_is_korean && show_warning {
[INFO] [stderr] 154 |     println!("warning: undefined korean postposition at {}: {}{} => {}{}",
[INFO] [stderr] 155 |         src_filepath.to_str().unwrap(), m.as_str(), postpos,
[INFO] [stderr] 156 |         word, postpos);
[INFO] [stderr] 157 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/main.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 | const VERSION: &'static str = env!("CARGO_PKG_VERSION");
[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:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 | const AUTHORS: &'static str = env!("CARGO_PKG_AUTHORS");
[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: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     if let &Value::Table(ref dic_table) = toml_value {
[INFO] [stderr] 24 | |         match dic_table.get(language) {
[INFO] [stderr] 25 | |             Some(dic_contents) => {
[INFO] [stderr] 26 | |                 if let Value::Table(ref dic) = *dic_contents {
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |         Err("cannot find toml tables")
[INFO] [stderr] 45 | |     }
[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] 23 |     if let Value::Table(ref dic_table) = *toml_value {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/word_replace_tools.rs:28:25
[INFO] [stderr]    |
[INFO] [stderr] 28 | /                         match *translate {
[INFO] [stderr] 29 | |                             Value::String(ref x) => {
[INFO] [stderr] 30 | |                                 dictionary_map.insert(keyword.clone(), x.clone());
[INFO] [stderr] 31 | |                             },
[INFO] [stderr] 32 | |                             _ => (),
[INFO] [stderr] 33 | |                         };
[INFO] [stderr]    | |_________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 28 |                         if let Value::String(ref x) = *translate {
[INFO] [stderr] 29 |     dictionary_map.insert(keyword.clone(), x.clone());
[INFO] [stderr] 30 | };
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/word_replace_tools.rs:82:5
[INFO] [stderr]     |
[INFO] [stderr] 82  | /     if let &Value::Table(ref all_tables) = toml_value {
[INFO] [stderr] 83  | |         match all_tables.get(&(String::from(language) + "-postpos")) {
[INFO] [stderr] 84  | |             Some(postpos_contents) => {
[INFO] [stderr] 85  | |                 let postpos_table = match postpos_contents { &Value::Table(ref t) => Some(t), _ => None }.unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 101 | |         None
[INFO] [stderr] 102 | |     }
[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] 82  |     if let Value::Table(ref all_tables) = *toml_value {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:85:37
[INFO] [stderr]    |
[INFO] [stderr] 85 |                 let postpos_table = match postpos_contents { &Value::Table(ref t) => Some(t), _ => None }.unwrap();
[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] 85 |                 let postpos_table = match *postpos_contents { Value::Table(ref t) => Some(t), _ => None }.unwrap();
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:86:42
[INFO] [stderr]    |
[INFO] [stderr] 86 |                 let postpos_pairs_toml = match postpos_table.get("postpos").unwrap() { &Value::Array(ref t) => Some(t), _ => None}.unwrap();
[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] 86 |                 let postpos_pairs_toml = match *postpos_table.get("postpos").unwrap() { Value::Array(ref t) => Some(t), _ => None}.unwrap();
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:88:29
[INFO] [stderr]    |
[INFO] [stderr] 88 |                     let p = match pair { &Value::Array(ref t) => Some(t), _ => None}.unwrap();
[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] 88 |                     let p = match *pair { Value::Array(ref t) => Some(t), _ => None}.unwrap();
[INFO] [stderr]    |                                   ^^^^^   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:89:32
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     let left = match p.get(0).unwrap() { &Value::String(ref s) => Some(s), _ => None}.unwrap();
[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] 89 |                     let left = match *p.get(0).unwrap() { Value::String(ref s) => Some(s), _ => None}.unwrap();
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/word_replace_tools.rs:89:38
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     let left = match p.get(0).unwrap() { &Value::String(ref s) => Some(s), _ => None}.unwrap();
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^ help: try this: `&p[0]`
[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: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:90:33
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     let right = match p.get(1).unwrap() { &Value::String(ref s) => Some(s), _ => None}.unwrap();
[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] 90 |                     let right = match *p.get(1).unwrap() { Value::String(ref s) => Some(s), _ => None}.unwrap();
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/word_replace_tools.rs:90:39
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     let right = match p.get(1).unwrap() { &Value::String(ref s) => Some(s), _ => None}.unwrap();
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^ help: try this: `&p[1]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/word_replace_tools.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 | /     match src_read_result {
[INFO] [stderr] 116 | |         Err(_) => {
[INFO] [stderr] 117 | |             if show_warning {
[INFO] [stderr] 118 | |                 println!("{} is not a text file, so just copied.", src_filepath.to_str().unwrap());
[INFO] [stderr] ...   |
[INFO] [stderr] 123 | |         _ => {},
[INFO] [stderr] 124 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 115 |     if let Err(_) = src_read_result {
[INFO] [stderr] 116 |     if show_warning {
[INFO] [stderr] 117 |         println!("{} is not a text file, so just copied.", src_filepath.to_str().unwrap());
[INFO] [stderr] 118 |         file_copy(src_filepath, dst_filepath).expect("failed to copy file");
[INFO] [stderr] 119 |         return;
[INFO] [stderr] 120 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/word_replace_tools.rs:140:21
[INFO] [stderr]     |
[INFO] [stderr] 140 | /                     match next {
[INFO] [stderr] 141 | |                         Some(postpos) => {
[INFO] [stderr] 142 | |                             let found_postpos_pair = postpos_pairs.find(postpos);
[INFO] [stderr] 143 | |                             let (word_is_korean, word_has_final_jamo) =
[INFO] [stderr] ...   |
[INFO] [stderr] 162 | |                         None => {},
[INFO] [stderr] 163 | |                     };
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 140 |                     if let Some(postpos) = next {
[INFO] [stderr] 141 |     let found_postpos_pair = postpos_pairs.find(postpos);
[INFO] [stderr] 142 |     let (word_is_korean, word_has_final_jamo) =
[INFO] [stderr] 143 |         is_korean_character_and_has_final_jamo(word.chars().last().unwrap());
[INFO] [stderr] 144 |     let (postpos_is_korean, _) = 
[INFO] [stderr] 145 |         is_korean_character_and_has_final_jamo(postpos.chars().next().unwrap());
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: use as_ref() instead
[INFO] [stderr]   --> src/main.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |       let postpos_pairs_option = match postpos_pairs {
[INFO] [stderr]    |  ________________________________^
[INFO] [stderr] 48 | |         Some(ref s) => Some(s),
[INFO] [stderr] 49 | |         None => None,
[INFO] [stderr] 50 | |     };
[INFO] [stderr]    | |_____^ help: try this: `postpos_pairs.as_ref()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_as_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_as_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     if let &Value::Table(ref dic_table) = toml_value {
[INFO] [stderr] 24 | |         match dic_table.get(language) {
[INFO] [stderr] 25 | |             Some(dic_contents) => {
[INFO] [stderr] 26 | |                 if let Value::Table(ref dic) = *dic_contents {
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |         Err("cannot find toml tables")
[INFO] [stderr] 45 | |     }
[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] 23 |     if let Value::Table(ref dic_table) = *toml_value {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/word_replace_tools.rs:28:25
[INFO] [stderr]    |
[INFO] [stderr] 28 | /                         match *translate {
[INFO] [stderr] 29 | |                             Value::String(ref x) => {
[INFO] [stderr] 30 | |                                 dictionary_map.insert(keyword.clone(), x.clone());
[INFO] [stderr] 31 | |                             },
[INFO] [stderr] 32 | |                             _ => (),
[INFO] [stderr] 33 | |                         };
[INFO] [stderr]    | |_________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 28 |                         if let Value::String(ref x) = *translate {
[INFO] [stderr] 29 |     dictionary_map.insert(keyword.clone(), x.clone());
[INFO] [stderr] 30 | };
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/word_replace_tools.rs:82:5
[INFO] [stderr]     |
[INFO] [stderr] 82  | /     if let &Value::Table(ref all_tables) = toml_value {
[INFO] [stderr] 83  | |         match all_tables.get(&(String::from(language) + "-postpos")) {
[INFO] [stderr] 84  | |             Some(postpos_contents) => {
[INFO] [stderr] 85  | |                 let postpos_table = match postpos_contents { &Value::Table(ref t) => Some(t), _ => None }.unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 101 | |         None
[INFO] [stderr] 102 | |     }
[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] 82  |     if let Value::Table(ref all_tables) = *toml_value {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:85:37
[INFO] [stderr]    |
[INFO] [stderr] 85 |                 let postpos_table = match postpos_contents { &Value::Table(ref t) => Some(t), _ => None }.unwrap();
[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] 85 |                 let postpos_table = match *postpos_contents { Value::Table(ref t) => Some(t), _ => None }.unwrap();
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:86:42
[INFO] [stderr]    |
[INFO] [stderr] 86 |                 let postpos_pairs_toml = match postpos_table.get("postpos").unwrap() { &Value::Array(ref t) => Some(t), _ => None}.unwrap();
[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] 86 |                 let postpos_pairs_toml = match *postpos_table.get("postpos").unwrap() { Value::Array(ref t) => Some(t), _ => None}.unwrap();
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:88:29
[INFO] [stderr]    |
[INFO] [stderr] 88 |                     let p = match pair { &Value::Array(ref t) => Some(t), _ => None}.unwrap();
[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] 88 |                     let p = match *pair { Value::Array(ref t) => Some(t), _ => None}.unwrap();
[INFO] [stderr]    |                                   ^^^^^   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:89:32
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     let left = match p.get(0).unwrap() { &Value::String(ref s) => Some(s), _ => None}.unwrap();
[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] 89 |                     let left = match *p.get(0).unwrap() { Value::String(ref s) => Some(s), _ => None}.unwrap();
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/word_replace_tools.rs:89:38
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     let left = match p.get(0).unwrap() { &Value::String(ref s) => Some(s), _ => None}.unwrap();
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^ help: try this: `&p[0]`
[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: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/word_replace_tools.rs:90:33
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     let right = match p.get(1).unwrap() { &Value::String(ref s) => Some(s), _ => None}.unwrap();
[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] 90 |                     let right = match *p.get(1).unwrap() { Value::String(ref s) => Some(s), _ => None}.unwrap();
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a slice. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/word_replace_tools.rs:90:39
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     let right = match p.get(1).unwrap() { &Value::String(ref s) => Some(s), _ => None}.unwrap();
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^ help: try this: `&p[1]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/word_replace_tools.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 | /     match src_read_result {
[INFO] [stderr] 116 | |         Err(_) => {
[INFO] [stderr] 117 | |             if show_warning {
[INFO] [stderr] 118 | |                 println!("{} is not a text file, so just copied.", src_filepath.to_str().unwrap());
[INFO] [stderr] ...   |
[INFO] [stderr] 123 | |         _ => {},
[INFO] [stderr] 124 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 115 |     if let Err(_) = src_read_result {
[INFO] [stderr] 116 |     if show_warning {
[INFO] [stderr] 117 |         println!("{} is not a text file, so just copied.", src_filepath.to_str().unwrap());
[INFO] [stderr] 118 |         file_copy(src_filepath, dst_filepath).expect("failed to copy file");
[INFO] [stderr] 119 |         return;
[INFO] [stderr] 120 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/word_replace_tools.rs:140:21
[INFO] [stderr]     |
[INFO] [stderr] 140 | /                     match next {
[INFO] [stderr] 141 | |                         Some(postpos) => {
[INFO] [stderr] 142 | |                             let found_postpos_pair = postpos_pairs.find(postpos);
[INFO] [stderr] 143 | |                             let (word_is_korean, word_has_final_jamo) =
[INFO] [stderr] ...   |
[INFO] [stderr] 162 | |                         None => {},
[INFO] [stderr] 163 | |                     };
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 140 |                     if let Some(postpos) = next {
[INFO] [stderr] 141 |     let found_postpos_pair = postpos_pairs.find(postpos);
[INFO] [stderr] 142 |     let (word_is_korean, word_has_final_jamo) =
[INFO] [stderr] 143 |         is_korean_character_and_has_final_jamo(word.chars().last().unwrap());
[INFO] [stderr] 144 |     let (postpos_is_korean, _) = 
[INFO] [stderr] 145 |         is_korean_character_and_has_final_jamo(postpos.chars().next().unwrap());
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: use as_ref() instead
[INFO] [stderr]   --> src/main.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |       let postpos_pairs_option = match postpos_pairs {
[INFO] [stderr]    |  ________________________________^
[INFO] [stderr] 48 | |         Some(ref s) => Some(s),
[INFO] [stderr] 49 | |         None => None,
[INFO] [stderr] 50 | |     };
[INFO] [stderr]    | |_____^ help: try this: `postpos_pairs.as_ref()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_as_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_as_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `"docker" "inspect" "b7dbd683d7e26b020d96a47b5cf84ea2604fbb41b5cb6b962d9a1443d1a6258d"`
[INFO] running `"docker" "rm" "-f" "b7dbd683d7e26b020d96a47b5cf84ea2604fbb41b5cb6b962d9a1443d1a6258d"`
[INFO] [stdout] b7dbd683d7e26b020d96a47b5cf84ea2604fbb41b5cb6b962d9a1443d1a6258d