[INFO] updating cached repository dezmound/graph2vec
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dezmound/graph2vec
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dezmound/graph2vec" "work/ex/clippy-test-run/sources/stable/gh/dezmound/graph2vec"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/dezmound/graph2vec'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dezmound/graph2vec" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dezmound/graph2vec"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dezmound/graph2vec'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce7d4cf4793cf05698707dd6a5fcc156624dc9be
[INFO] sha for GitHub repo dezmound/graph2vec: ce7d4cf4793cf05698707dd6a5fcc156624dc9be
[INFO] validating manifest of dezmound/graph2vec 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 dezmound/graph2vec 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 dezmound/graph2vec
[INFO] finished frobbing dezmound/graph2vec
[INFO] frobbed toml for dezmound/graph2vec written to work/ex/clippy-test-run/sources/stable/gh/dezmound/graph2vec/Cargo.toml
[INFO] started frobbing dezmound/graph2vec
[INFO] finished frobbing dezmound/graph2vec
[INFO] frobbed toml for dezmound/graph2vec written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dezmound/graph2vec/Cargo.toml
[INFO] crate dezmound/graph2vec 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 dezmound/graph2vec 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/gh/dezmound/graph2vec:/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] 0c9be56024ce81e8dcedbcda316f4fd18bbf8f37ca04fdeeccc177699802c3ef
[INFO] running `"docker" "start" "-a" "0c9be56024ce81e8dcedbcda316f4fd18bbf8f37ca04fdeeccc177699802c3ef"`
[INFO] [stderr]     Checking graph2vec v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/graph/vectorize.rs:952:9
[INFO] [stderr]     |
[INFO] [stderr] 952 |         return bow_vertex;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `bow_vertex`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/graph/vectorize.rs:980:9
[INFO] [stderr]     |
[INFO] [stderr] 980 |         return true;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]     --> src/graph/vectorize.rs:1014:25
[INFO] [stderr]      |
[INFO] [stderr] 1014 |                         return true;
[INFO] [stderr]      |                         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/graph/mod.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 return true;
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/graph/mod.rs:106:29
[INFO] [stderr]     |
[INFO] [stderr] 106 |                             return v.id == e.source.id;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `v.id == e.source.id`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graph::vectorize::BoW`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use graph::vectorize::BoW;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/graph/vectorize.rs:952:9
[INFO] [stderr]     |
[INFO] [stderr] 952 |         return bow_vertex;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `bow_vertex`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/graph/vectorize.rs:980:9
[INFO] [stderr]     |
[INFO] [stderr] 980 |         return true;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]     --> src/graph/vectorize.rs:1014:25
[INFO] [stderr]      |
[INFO] [stderr] 1014 |                         return true;
[INFO] [stderr]      |                         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/graph/mod.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 return true;
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/graph/mod.rs:106:29
[INFO] [stderr]     |
[INFO] [stderr] 106 |                             return v.id == e.source.id;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `v.id == e.source.id`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graph::vectorize::BoW`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use graph::vectorize::BoW;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/graph/vectorize.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn new(graph: Arc<Graph>) -> BoW {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/graph/vectorize.rs:486:40
[INFO] [stderr]     |
[INFO] [stderr] 486 |     fn count_match_of_word_in_doc(doc: &String, word: &String) -> usize {
[INFO] [stderr]     |                                        ^^^^^^^ help: change this to: `&str`
[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 `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/graph/vectorize.rs:486:55
[INFO] [stderr]     |
[INFO] [stderr] 486 |     fn count_match_of_word_in_doc(doc: &String, word: &String) -> usize {
[INFO] [stderr]     |                                                       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]     |
[INFO] [stderr] 486 |     fn count_match_of_word_in_doc(doc: &String, word: &str) -> usize {
[INFO] [stderr]     |                                                       ^^^^
[INFO] [stderr] help: change `word.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 487 |         let mut searched = word.to_string();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/graph/vectorize.rs:959:40
[INFO] [stderr]     |
[INFO] [stderr] 959 |     fn count_match_of_word_in_doc(doc: &String, word: &String) -> usize {
[INFO] [stderr]     |                                        ^^^^^^^ help: change this to: `&str`
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/graph/vectorize.rs:959:55
[INFO] [stderr]     |
[INFO] [stderr] 959 |     fn count_match_of_word_in_doc(doc: &String, word: &String) -> usize {
[INFO] [stderr]     |                                                       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]     |
[INFO] [stderr] 959 |     fn count_match_of_word_in_doc(doc: &String, word: &str) -> usize {
[INFO] [stderr]     |                                                       ^^^^
[INFO] [stderr] help: change `word.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 960 |         let mut searched = word.to_string();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^
[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/graph/vectorize.rs:964:38
[INFO] [stderr]     |
[INFO] [stderr] 964 |     fn vertex_to_vec(vocabulary_x32: &Vec<String>, node: & Node) -> Vec<u16> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^ help: change this to: `&[String]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/graph/vectorize.rs:971:29
[INFO] [stderr]     |
[INFO] [stderr] 971 |     fn signature_compare(a: & Vec<u16>, b: & Vec<u16>, delta: u16) -> bool {
[INFO] [stderr]     |                             ^^^^^^^^^^ help: change this to: `&[u16]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/graph/vectorize.rs:971:44
[INFO] [stderr]     |
[INFO] [stderr] 971 |     fn signature_compare(a: & Vec<u16>, b: & Vec<u16>, delta: u16) -> bool {
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: change this to: `&[u16]`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/graph/vectorize.rs:999:36
[INFO] [stderr]     |
[INFO] [stderr] 999 |                 let start_index = (thread_id as u16 * vertexes_for_tread_length as u16) as u16;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^ help: try: `u16::from(thread_id)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1003:56
[INFO] [stderr]      |
[INFO] [stderr] 1003 |                     vertexes_for_tread_length as u16 + (vertexes_for_tread_length as u8 % _threads_count) as u16
[INFO] [stderr]      |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(vertexes_for_tread_length as u8 % _threads_count)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]     --> src/graph/vectorize.rs:1008:28
[INFO] [stderr]      |
[INFO] [stderr] 1008 |                     if let None = voc.iter().find(|v: && Vec<u16>| {
[INFO] [stderr]      |                            ^^^^
[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] help: try this
[INFO] [stderr]      |
[INFO] [stderr] 1008 |                     if voc.iter().find(|v: && Vec<u16>| {
[INFO] [stderr] 1009 |                         for i in 0..v.len() {
[INFO] [stderr] 1010 |                             if v[i] != vertex_signature[i] as u16 {
[INFO] [stderr] 1011 |                                 return false;
[INFO] [stderr] 1012 |                             }
[INFO] [stderr] 1013 |                         }
[INFO] [stderr]    ...
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/graph/vectorize.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn new(graph: Arc<Graph>) -> BoW {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1050:40
[INFO] [stderr]      |
[INFO] [stderr] 1050 |                     let start_index = (thread_id as u16 * words_for_thread_length as u16) as u16;
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^^ help: try: `u16::from(thread_id)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1054:58
[INFO] [stderr]      |
[INFO] [stderr] 1054 |                         words_for_thread_length as u16 + (vocabulary_length as u8 % _threads_count) as u16
[INFO] [stderr]      |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(vocabulary_length as u8 % _threads_count)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1089:40
[INFO] [stderr]      |
[INFO] [stderr] 1089 |                     let start_index = (thread_id as u16 * words_for_thread_length as u16) as u16;
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^^ help: try: `u16::from(thread_id)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1093:58
[INFO] [stderr]      |
[INFO] [stderr] 1093 |                         words_for_thread_length as u16 + (vocabulary_length as u8 % _threads_count) as u16
[INFO] [stderr]      |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(vocabulary_length as u8 % _threads_count)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/graph/mod.rs:35:28
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn from_json(json: & String) -> Graph {
[INFO] [stderr]    |                            ^^^^^^^^ help: change this to: `&str`
[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: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/graph/mod.rs:50:70
[INFO] [stderr]    |
[INFO] [stderr] 50 |                         let source = nodes.iter().find(|&v| v.id ==  val.get("source").unwrap().to_string()).unwrap();
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `val.get("source").unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cmp_owned)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/graph/mod.rs:51:70
[INFO] [stderr]    |
[INFO] [stderr] 51 |                         let target = nodes.iter().find(|&v| v.id ==  val.get("target").unwrap().to_string()).unwrap();
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `val.get("target").unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]    --> src/graph/mod.rs:102:32
[INFO] [stderr]     |
[INFO] [stderr] 102 |                         if let None = self.graph.visit_stack.iter().find(|&v| {
[INFO] [stderr]     |                                ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 102 |                         if self.graph.visit_stack.iter().find(|&v| {
[INFO] [stderr] 103 |                             if e.target.id != current_node.id {
[INFO] [stderr] 104 |                                 return v.id == e.target.id;
[INFO] [stderr] 105 |                             }
[INFO] [stderr] 106 |                             return v.id == e.source.id;
[INFO] [stderr] 107 |                         }).is_none()
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/graph/vectorize.rs:486:40
[INFO] [stderr]     |
[INFO] [stderr] 486 |     fn count_match_of_word_in_doc(doc: &String, word: &String) -> usize {
[INFO] [stderr]     |                                        ^^^^^^^ help: change this to: `&str`
[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 `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/graph/vectorize.rs:486:55
[INFO] [stderr]     |
[INFO] [stderr] 486 |     fn count_match_of_word_in_doc(doc: &String, word: &String) -> usize {
[INFO] [stderr]     |                                                       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]     |
[INFO] [stderr] 486 |     fn count_match_of_word_in_doc(doc: &String, word: &str) -> usize {
[INFO] [stderr]     |                                                       ^^^^
[INFO] [stderr] help: change `word.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 487 |         let mut searched = word.to_string();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/graph/vectorize.rs:959:40
[INFO] [stderr]     |
[INFO] [stderr] 959 |     fn count_match_of_word_in_doc(doc: &String, word: &String) -> usize {
[INFO] [stderr]     |                                        ^^^^^^^ help: change this to: `&str`
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/graph/vectorize.rs:959:55
[INFO] [stderr]     |
[INFO] [stderr] 959 |     fn count_match_of_word_in_doc(doc: &String, word: &String) -> usize {
[INFO] [stderr]     |                                                       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]     |
[INFO] [stderr] 959 |     fn count_match_of_word_in_doc(doc: &String, word: &str) -> usize {
[INFO] [stderr]     |                                                       ^^^^
[INFO] [stderr] help: change `word.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 960 |         let mut searched = word.to_string();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^
[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/graph/vectorize.rs:964:38
[INFO] [stderr]     |
[INFO] [stderr] 964 |     fn vertex_to_vec(vocabulary_x32: &Vec<String>, node: & Node) -> Vec<u16> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^ help: change this to: `&[String]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/graph/vectorize.rs:971:29
[INFO] [stderr]     |
[INFO] [stderr] 971 |     fn signature_compare(a: & Vec<u16>, b: & Vec<u16>, delta: u16) -> bool {
[INFO] [stderr]     |                             ^^^^^^^^^^ help: change this to: `&[u16]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/graph/vectorize.rs:971:44
[INFO] [stderr]     |
[INFO] [stderr] 971 |     fn signature_compare(a: & Vec<u16>, b: & Vec<u16>, delta: u16) -> bool {
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: change this to: `&[u16]`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/graph/vectorize.rs:999:36
[INFO] [stderr]     |
[INFO] [stderr] 999 |                 let start_index = (thread_id as u16 * vertexes_for_tread_length as u16) as u16;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^ help: try: `u16::from(thread_id)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1003:56
[INFO] [stderr]      |
[INFO] [stderr] 1003 |                     vertexes_for_tread_length as u16 + (vertexes_for_tread_length as u8 % _threads_count) as u16
[INFO] [stderr]      |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(vertexes_for_tread_length as u8 % _threads_count)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]     --> src/graph/vectorize.rs:1008:28
[INFO] [stderr]      |
[INFO] [stderr] 1008 |                     if let None = voc.iter().find(|v: && Vec<u16>| {
[INFO] [stderr]      |                            ^^^^
[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] help: try this
[INFO] [stderr]      |
[INFO] [stderr] 1008 |                     if voc.iter().find(|v: && Vec<u16>| {
[INFO] [stderr] 1009 |                         for i in 0..v.len() {
[INFO] [stderr] 1010 |                             if v[i] != vertex_signature[i] as u16 {
[INFO] [stderr] 1011 |                                 return false;
[INFO] [stderr] 1012 |                             }
[INFO] [stderr] 1013 |                         }
[INFO] [stderr]    ...
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1050:40
[INFO] [stderr]      |
[INFO] [stderr] 1050 |                     let start_index = (thread_id as u16 * words_for_thread_length as u16) as u16;
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^^ help: try: `u16::from(thread_id)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1054:58
[INFO] [stderr]      |
[INFO] [stderr] 1054 |                         words_for_thread_length as u16 + (vocabulary_length as u8 % _threads_count) as u16
[INFO] [stderr]      |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(vocabulary_length as u8 % _threads_count)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1089:40
[INFO] [stderr]      |
[INFO] [stderr] 1089 |                     let start_index = (thread_id as u16 * words_for_thread_length as u16) as u16;
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^^ help: try: `u16::from(thread_id)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]     --> src/graph/vectorize.rs:1093:58
[INFO] [stderr]      |
[INFO] [stderr] 1093 |                         words_for_thread_length as u16 + (vocabulary_length as u8 % _threads_count) as u16
[INFO] [stderr]      |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(vocabulary_length as u8 % _threads_count)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/graph/mod.rs:35:28
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn from_json(json: & String) -> Graph {
[INFO] [stderr]    |                            ^^^^^^^^ help: change this to: `&str`
[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: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/graph/mod.rs:50:70
[INFO] [stderr]    |
[INFO] [stderr] 50 |                         let source = nodes.iter().find(|&v| v.id ==  val.get("source").unwrap().to_string()).unwrap();
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `val.get("source").unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cmp_owned)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/graph/mod.rs:51:70
[INFO] [stderr]    |
[INFO] [stderr] 51 |                         let target = nodes.iter().find(|&v| v.id ==  val.get("target").unwrap().to_string()).unwrap();
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `val.get("target").unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]    --> src/graph/mod.rs:102:32
[INFO] [stderr]     |
[INFO] [stderr] 102 |                         if let None = self.graph.visit_stack.iter().find(|&v| {
[INFO] [stderr]     |                                ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 102 |                         if self.graph.visit_stack.iter().find(|&v| {
[INFO] [stderr] 103 |                             if e.target.id != current_node.id {
[INFO] [stderr] 104 |                                 return v.id == e.target.id;
[INFO] [stderr] 105 |                             }
[INFO] [stderr] 106 |                             return v.id == e.source.id;
[INFO] [stderr] 107 |                         }).is_none()
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "0c9be56024ce81e8dcedbcda316f4fd18bbf8f37ca04fdeeccc177699802c3ef"`
[INFO] running `"docker" "rm" "-f" "0c9be56024ce81e8dcedbcda316f4fd18bbf8f37ca04fdeeccc177699802c3ef"`
[INFO] [stdout] 0c9be56024ce81e8dcedbcda316f4fd18bbf8f37ca04fdeeccc177699802c3ef