[INFO] crate kontex 0.2.0 is already in cache
[INFO] extracting crate kontex 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/kontex/0.2.0
[INFO] extracting crate kontex 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/kontex/0.2.0
[INFO] validating manifest of kontex-0.2.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kontex-0.2.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kontex-0.2.0
[INFO] finished frobbing kontex-0.2.0
[INFO] frobbed toml for kontex-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/kontex/0.2.0/Cargo.toml
[INFO] started frobbing kontex-0.2.0
[INFO] finished frobbing kontex-0.2.0
[INFO] frobbed toml for kontex-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/kontex/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting kontex-0.2.0 against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/kontex/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dclippy::into_iter_on_array" "-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] 5c5f8c3bb7b700a05d3576e4c1840df8611b968c09e0b7ac43c2e273d4c4ab15
[INFO] running `"docker" "start" "-a" "5c5f8c3bb7b700a05d3576e4c1840df8611b968c09e0b7ac43c2e273d4c4ab15"`
[INFO] [stderr]     Checking kontex v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/analyzers/standard_analyzer.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |             tokens: tokens,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `tokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/analyzers/standard_analyzer.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |             tokens: tokens,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `tokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `analyzers::standard_analyzer::StandardAnalyzer`
[INFO] [stderr]   --> src/index/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use analyzers::standard_analyzer::StandardAnalyzer;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/index/mod.rs:142:25
[INFO] [stderr]     |
[INFO] [stderr] 142 |         if let Some(ref key) = self.key {
[INFO] [stderr]     |                         ^^^ help: consider using `_key` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/index/mod.rs:158:25
[INFO] [stderr]     |
[INFO] [stderr] 158 |         if let Some(ref path) = self.path {
[INFO] [stderr]     |                         ^^^^ help: consider using `_path` instead
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]  --> src/analyzer.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn tokenize(&String) -> Vec<String>;
[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/analyzer.rs:7:31
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn tokenize_string(&self, &String) -> Vec<String>;
[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: redundant closure found
[INFO] [stderr]   --> src/analyzers/standard_analyzer.rs:54:18
[INFO] [stderr]    |
[INFO] [stderr] 54 |             .map(|s| StandardAnalyzer::escape(s) )
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `StandardAnalyzer::escape`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to want to iterate on a map's keys
[INFO] [stderr]    --> src/index/mod.rs:104:37
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 for (section, _) in &self.tokens {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::for_kv_map)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#for_kv_map
[INFO] [stderr] help: use the corresponding method
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 for section in self.tokens.keys() {
[INFO] [stderr]     |                     ^^^^^^^    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/index/mod.rs:115:35
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn sub_search(&self, section: &String, query: &String) -> Vec<(usize, &ParsedDocument)> {
[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/index/mod.rs:115:51
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn sub_search(&self, section: &String, query: &String) -> Vec<(usize, &ParsedDocument)> {
[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] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/index/mod.rs:125:49
[INFO] [stderr]     |
[INFO] [stderr] 125 |                                     docs.push((*count.clone(), self.documents.get(*doc_id).unwrap()))
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 125 |                                     docs.push((*&(*count).clone(), self.documents.get(*doc_id).unwrap()))
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 125 |                                     docs.push((*&usize::clone(count), self.documents.get(*doc_id).unwrap()))
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/index/mod.rs:125:64
[INFO] [stderr]     |
[INFO] [stderr] 125 |                                     docs.push((*count.clone(), self.documents.get(*doc_id).unwrap()))
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.documents[*doc_id]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/index/mod.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |         let ref doc = self.documents.get(id).unwrap();
[INFO] [stderr]     |         ----^^^^^^^----------------------------------- help: try: `let doc = &self.documents.get(id).unwrap();`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/index/mod.rs:149:23
[INFO] [stderr]     |
[INFO] [stderr] 149 |         let ref doc = self.documents.get(id).unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.documents[id]`
[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: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/index/mod.rs:152:69
[INFO] [stderr]     |
[INFO] [stderr] 152 |                 let section = self.tokens.entry(token_type.clone()).or_insert(BTreeMap::new());
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(BTreeMap::new)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/index/mod.rs:153:57
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 let part = section.entry(token.clone()).or_insert(BTreeMap::new());
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(BTreeMap::new)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/index/mod.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |                 let ref mut entries = *part.entry(count.clone()).or_insert(vec![]);
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^^^------------------------------------------------ help: try: `let entries = &mut (*part.entry(count.clone()).or_insert(vec![]));`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/index/mod.rs:154:66
[INFO] [stderr]     |
[INFO] [stderr] 154 |                 let ref mut entries = *part.entry(count.clone()).or_insert(vec![]);
[INFO] [stderr]     |                                                                  ^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(|| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `index::Index<analyzers::standard_analyzer::StandardAnalyzer>`
[INFO] [stderr]    --> src/index/mod.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 | /     pub fn new() -> Index<StandardAnalyzer> {
[INFO] [stderr] 167 | |         Index {
[INFO] [stderr] 168 | |             path: None,
[INFO] [stderr] 169 | |             key: None,
[INFO] [stderr] ...   |
[INFO] [stderr] 173 | |         }
[INFO] [stderr] 174 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 165 | impl Default for index::Index<analyzers::standard_analyzer::StandardAnalyzer> {
[INFO] [stderr] 166 |     fn default() -> Self {
[INFO] [stderr] 167 |         Self::new()
[INFO] [stderr] 168 |     }
[INFO] [stderr] 169 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `kontex`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `analyzer::Analyzer`
[INFO] [stderr]   --> src/index/mod.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     use analyzer::Analyzer;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/index/mod.rs:142:25
[INFO] [stderr]     |
[INFO] [stderr] 142 |         if let Some(ref key) = self.key {
[INFO] [stderr]     |                         ^^^ help: consider using `_key` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/index/mod.rs:158:25
[INFO] [stderr]     |
[INFO] [stderr] 158 |         if let Some(ref path) = self.path {
[INFO] [stderr]     |                         ^^^^ help: consider using `_path` instead
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]  --> src/analyzer.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn tokenize(&String) -> Vec<String>;
[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/analyzer.rs:7:31
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn tokenize_string(&self, &String) -> Vec<String>;
[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: redundant closure found
[INFO] [stderr]   --> src/analyzers/standard_analyzer.rs:54:18
[INFO] [stderr]    |
[INFO] [stderr] 54 |             .map(|s| StandardAnalyzer::escape(s) )
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `StandardAnalyzer::escape`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/index/mod.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         index.add_document(document.clone());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/index/mod.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         index.add_document(document1.clone());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/index/mod.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         index.add_document(document.clone());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/index/mod.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         index.add_document(document);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/index/mod.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         index.add_document(document.clone());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to want to iterate on a map's keys
[INFO] [stderr]    --> src/index/mod.rs:104:37
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 for (section, _) in &self.tokens {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::for_kv_map)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#for_kv_map
[INFO] [stderr] help: use the corresponding method
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 for section in self.tokens.keys() {
[INFO] [stderr]     |                     ^^^^^^^    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/index/mod.rs:115:35
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn sub_search(&self, section: &String, query: &String) -> Vec<(usize, &ParsedDocument)> {
[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/index/mod.rs:115:51
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn sub_search(&self, section: &String, query: &String) -> Vec<(usize, &ParsedDocument)> {
[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] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/index/mod.rs:125:49
[INFO] [stderr]     |
[INFO] [stderr] 125 |                                     docs.push((*count.clone(), self.documents.get(*doc_id).unwrap()))
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 125 |                                     docs.push((*&(*count).clone(), self.documents.get(*doc_id).unwrap()))
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 125 |                                     docs.push((*&usize::clone(count), self.documents.get(*doc_id).unwrap()))
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/index/mod.rs:125:64
[INFO] [stderr]     |
[INFO] [stderr] 125 |                                     docs.push((*count.clone(), self.documents.get(*doc_id).unwrap()))
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.documents[*doc_id]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/index/mod.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |         let ref doc = self.documents.get(id).unwrap();
[INFO] [stderr]     |         ----^^^^^^^----------------------------------- help: try: `let doc = &self.documents.get(id).unwrap();`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/index/mod.rs:149:23
[INFO] [stderr]     |
[INFO] [stderr] 149 |         let ref doc = self.documents.get(id).unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.documents[id]`
[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: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/index/mod.rs:152:69
[INFO] [stderr]     |
[INFO] [stderr] 152 |                 let section = self.tokens.entry(token_type.clone()).or_insert(BTreeMap::new());
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(BTreeMap::new)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/index/mod.rs:153:57
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 let part = section.entry(token.clone()).or_insert(BTreeMap::new());
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(BTreeMap::new)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/index/mod.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |                 let ref mut entries = *part.entry(count.clone()).or_insert(vec![]);
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^^^------------------------------------------------ help: try: `let entries = &mut (*part.entry(count.clone()).or_insert(vec![]));`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/index/mod.rs:154:66
[INFO] [stderr]     |
[INFO] [stderr] 154 |                 let ref mut entries = *part.entry(count.clone()).or_insert(vec![]);
[INFO] [stderr]     |                                                                  ^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(|| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `index::Index<analyzers::standard_analyzer::StandardAnalyzer>`
[INFO] [stderr]    --> src/index/mod.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 | /     pub fn new() -> Index<StandardAnalyzer> {
[INFO] [stderr] 167 | |         Index {
[INFO] [stderr] 168 | |             path: None,
[INFO] [stderr] 169 | |             key: None,
[INFO] [stderr] ...   |
[INFO] [stderr] 173 | |         }
[INFO] [stderr] 174 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 165 | impl Default for index::Index<analyzers::standard_analyzer::StandardAnalyzer> {
[INFO] [stderr] 166 |     fn default() -> Self {
[INFO] [stderr] 167 |         Self::new()
[INFO] [stderr] 168 |     }
[INFO] [stderr] 169 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `kontex`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5c5f8c3bb7b700a05d3576e4c1840df8611b968c09e0b7ac43c2e273d4c4ab15"`
[INFO] running `"docker" "rm" "-f" "5c5f8c3bb7b700a05d3576e4c1840df8611b968c09e0b7ac43c2e273d4c4ab15"`
[INFO] [stdout] 5c5f8c3bb7b700a05d3576e4c1840df8611b968c09e0b7ac43c2e273d4c4ab15