[INFO] updating cached repository fourohfour/enquel
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fourohfour/enquel
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fourohfour/enquel" "work/ex/clippy-test-run/sources/stable/gh/fourohfour/enquel"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/fourohfour/enquel'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fourohfour/enquel" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/fourohfour/enquel"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/fourohfour/enquel'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0add6c82245dab3c7e4e03592fa12ea76b68a30f
[INFO] sha for GitHub repo fourohfour/enquel: 0add6c82245dab3c7e4e03592fa12ea76b68a30f
[INFO] validating manifest of fourohfour/enquel 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 fourohfour/enquel 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 fourohfour/enquel
[INFO] finished frobbing fourohfour/enquel
[INFO] frobbed toml for fourohfour/enquel written to work/ex/clippy-test-run/sources/stable/gh/fourohfour/enquel/Cargo.toml
[INFO] started frobbing fourohfour/enquel
[INFO] finished frobbing fourohfour/enquel
[INFO] frobbed toml for fourohfour/enquel written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/fourohfour/enquel/Cargo.toml
[INFO] crate fourohfour/enquel 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 fourohfour/enquel 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-4/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/gh/fourohfour/enquel:/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] ac3cd544027da699af965546e6b58bc2a0ce611e25bd0ff1de03add0d94d4bd3
[INFO] running `"docker" "start" "-a" "ac3cd544027da699af965546e6b58bc2a0ce611e25bd0ff1de03add0d94d4bd3"`
[INFO] [stderr]     Checking enquel v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/tokeniser.rs:51:19
[INFO] [stderr]    |
[INFO] [stderr] 51 |                   slice  : slice,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: replace it with: `slice`
[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/tokeniser.rs:52:19
[INFO] [stderr]    |
[INFO] [stderr] 52 |                   chars  : chars,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: replace it with: `chars`
[INFO] [stderr]    |
[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/tokeniser.rs:79:34
[INFO] [stderr]    |
[INFO] [stderr] 79 |                                  length : length                    ,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^ help: replace it with: `length`
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/tokeniser.rs:51:19
[INFO] [stderr]    |
[INFO] [stderr] 51 |                   slice  : slice,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: replace it with: `slice`
[INFO] [stderr]    |
[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/tokeniser.rs:315:63
[INFO] [stderr]     |
[INFO] [stderr] 315 |                                     return Some(token::Token {origin: origin,
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^ help: replace it with: `origin`
[INFO] [stderr]     |
[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/parse.rs:91:26
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let node = Node {data: data, children: Vec::new()};
[INFO] [stderr]    |                          ^^^^^^^^^^ help: replace it with: `data`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[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/tokeniser.rs:52:19
[INFO] [stderr]    |
[INFO] [stderr] 52 |                   chars  : chars,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: replace it with: `chars`
[INFO] [stderr]    |
[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/tokeniser.rs:79:34
[INFO] [stderr]    |
[INFO] [stderr] 79 |                                  length : length                    ,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^ help: replace it with: `length`
[INFO] [stderr]    |
[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/tokeniser.rs:315:63
[INFO] [stderr]     |
[INFO] [stderr] 315 |                                     return Some(token::Token {origin: origin,
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^ help: replace it with: `origin`
[INFO] [stderr]     |
[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/parse.rs:91:26
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let node = Node {data: data, children: Vec::new()};
[INFO] [stderr]    |                          ^^^^^^^^^^ help: replace it with: `data`
[INFO] [stderr]    |
[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: unneeded return statement
[INFO] [stderr]   --> src/tokeniser.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         return self.chars.get(self.ptr);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.chars.get(self.ptr)`
[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/tokeniser.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         return self.chars.get(self.ptr + self.grab + 1);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.chars.get(self.ptr + self.grab + 1)`
[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 unit return type
[INFO] [stderr]    --> src/tokeniser.rs:119:26
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn ungrab(&mut self) -> () {
[INFO] [stderr]     |                          ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/tokeniser.rs:523:18
[INFO] [stderr]     |
[INFO] [stderr] 523 |               else { 
[INFO] [stderr]     |  __________________^
[INFO] [stderr] 524 | |                 if let Some(symbol) = consumer.consume_symbol() {
[INFO] [stderr] 525 | |                     tokens.push(symbol);
[INFO] [stderr] 526 | |                 }
[INFO] [stderr] 527 | |             }
[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] 523 |             else if let Some(symbol) = consumer.consume_symbol() {
[INFO] [stderr] 524 |     tokens.push(symbol);
[INFO] [stderr] 525 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `token`
[INFO] [stderr]  --> src/parse.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use token;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/tokeniser.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         return self.chars.get(self.ptr);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.chars.get(self.ptr)`
[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/tokeniser.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         return self.chars.get(self.ptr + self.grab + 1);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.chars.get(self.ptr + self.grab + 1)`
[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 unit return type
[INFO] [stderr]    --> src/tokeniser.rs:119:26
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn ungrab(&mut self) -> () {
[INFO] [stderr]     |                          ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/tokeniser.rs:523:18
[INFO] [stderr]     |
[INFO] [stderr] 523 |               else { 
[INFO] [stderr]     |  __________________^
[INFO] [stderr] 524 | |                 if let Some(symbol) = consumer.consume_symbol() {
[INFO] [stderr] 525 | |                     tokens.push(symbol);
[INFO] [stderr] 526 | |                 }
[INFO] [stderr] 527 | |             }
[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] 523 |             else if let Some(symbol) = consumer.consume_symbol() {
[INFO] [stderr] 524 |     tokens.push(symbol);
[INFO] [stderr] 525 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `token`
[INFO] [stderr]  --> src/parse.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use token;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let tokens  = tokeniser::tokenise(&inbuf);
[INFO] [stderr]    |         ^^^^^^ help: consider using `_tokens` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `slice`
[INFO] [stderr]   --> src/tokeniser.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     slice : &'a str  ,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `placeholder_origin`
[INFO] [stderr]   --> src/tokeniser.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn placeholder_origin() -> token::Origin {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ungrab`
[INFO] [stderr]    --> src/tokeniser.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn ungrab(&mut self) -> () {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ArgClass`
[INFO] [stderr]  --> src/parse.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum ArgClass {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `LogicalBlock`
[INFO] [stderr]   --> src/parse.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub enum LogicalBlock {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `EvaluatorType`
[INFO] [stderr]   --> src/parse.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum EvaluatorType {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ComparisonOperator`
[INFO] [stderr]   --> src/parse.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum ComparisonOperator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `NodeData`
[INFO] [stderr]   --> src/parse.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub enum NodeData {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Node`
[INFO] [stderr]   --> src/parse.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub struct Node {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_child`
[INFO] [stderr]   --> src/parse.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn add_child(&mut self, c : Node) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_child`
[INFO] [stderr]   --> src/parse.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new_child(&mut self, data: NodeData) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `walk_display`
[INFO] [stderr]   --> src/parse.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn walk_display(&self, depth: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]    --> src/parse.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub struct Tree {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/parse.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn new() -> Tree {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `root`
[INFO] [stderr]    --> src/parse.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn root<'rnode>(&'rnode mut self) -> &'rnode mut Node {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `walk`
[INFO] [stderr]    --> src/parse.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn walk<'rnode>(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/tokeniser.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |         for index in self.ptr .. (self.ptr + self.grab + 1) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `self.ptr..=self.ptr + self.grab`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/tokeniser.rs:291:16
[INFO] [stderr]     |
[INFO] [stderr] 291 |             if !(init == '\"') {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `init != '\"'`
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let tokens  = tokeniser::tokenise(&inbuf);
[INFO] [stderr]    |         ^^^^^^ help: consider using `_tokens` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: the variable `shrink` is used as a loop counter. Consider using `for (shrink, item) in &controls.enumerate()` or similar iterators
[INFO] [stderr]    --> src/tokeniser.rs:307:42
[INFO] [stderr]     |
[INFO] [stderr] 307 |                                 for c in &controls {
[INFO] [stderr]     |                                          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     = note: #[warn(clippy::explicit_counter_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stderr] 
[INFO] [stderr] warning: this loop could be written as a `while let` loop
[INFO] [stderr]    --> src/tokeniser.rs:503:5
[INFO] [stderr]     |
[INFO] [stderr] 503 | /     loop {
[INFO] [stderr] 504 | |         if let Some(c) = consumer.current() {
[INFO] [stderr] 505 | |             if c.is_whitespace() {
[INFO] [stderr] 506 | |                 consumer.consume_whitespace();
[INFO] [stderr] ...   |
[INFO] [stderr] 531 | |         }
[INFO] [stderr] 532 | |     }
[INFO] [stderr]     | |_____^ help: try: `while let Some(c) = consumer.current() { .. }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::while_let_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_loop
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/parse.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 | /     pub fn root<'rnode>(&'rnode mut self) -> &'rnode mut Node {
[INFO] [stderr] 119 | |         &mut self.root
[INFO] [stderr] 120 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: this lifetime isn't used in the function definition
[INFO] [stderr]    --> src/parse.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn walk<'rnode>(&self) {
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::extra_unused_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#extra_unused_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `slice`
[INFO] [stderr]   --> src/tokeniser.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     slice : &'a str  ,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `placeholder_origin`
[INFO] [stderr]   --> src/tokeniser.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn placeholder_origin() -> token::Origin {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ungrab`
[INFO] [stderr]    --> src/tokeniser.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn ungrab(&mut self) -> () {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ArgClass`
[INFO] [stderr]  --> src/parse.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum ArgClass {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `LogicalBlock`
[INFO] [stderr]   --> src/parse.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub enum LogicalBlock {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `EvaluatorType`
[INFO] [stderr]   --> src/parse.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum EvaluatorType {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ComparisonOperator`
[INFO] [stderr]   --> src/parse.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum ComparisonOperator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `NodeData`
[INFO] [stderr]   --> src/parse.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub enum NodeData {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Node`
[INFO] [stderr]   --> src/parse.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub struct Node {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_child`
[INFO] [stderr]   --> src/parse.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn add_child(&mut self, c : Node) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_child`
[INFO] [stderr]   --> src/parse.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new_child(&mut self, data: NodeData) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `walk_display`
[INFO] [stderr]   --> src/parse.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn walk_display(&self, depth: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]    --> src/parse.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub struct Tree {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/parse.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn new() -> Tree {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `root`
[INFO] [stderr]    --> src/parse.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn root<'rnode>(&'rnode mut self) -> &'rnode mut Node {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `walk`
[INFO] [stderr]    --> src/parse.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn walk<'rnode>(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/tokeniser.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |         for index in self.ptr .. (self.ptr + self.grab + 1) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `self.ptr..=self.ptr + self.grab`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/tokeniser.rs:291:16
[INFO] [stderr]     |
[INFO] [stderr] 291 |             if !(init == '\"') {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: try: `init != '\"'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: the variable `shrink` is used as a loop counter. Consider using `for (shrink, item) in &controls.enumerate()` or similar iterators
[INFO] [stderr]    --> src/tokeniser.rs:307:42
[INFO] [stderr]     |
[INFO] [stderr] 307 |                                 for c in &controls {
[INFO] [stderr]     |                                          ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::explicit_counter_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stderr] 
[INFO] [stderr] warning: this loop could be written as a `while let` loop
[INFO] [stderr]    --> src/tokeniser.rs:503:5
[INFO] [stderr]     |
[INFO] [stderr] 503 | /     loop {
[INFO] [stderr] 504 | |         if let Some(c) = consumer.current() {
[INFO] [stderr] 505 | |             if c.is_whitespace() {
[INFO] [stderr] 506 | |                 consumer.consume_whitespace();
[INFO] [stderr] ...   |
[INFO] [stderr] 531 | |         }
[INFO] [stderr] 532 | |     }
[INFO] [stderr]     | |_____^ help: try: `while let Some(c) = consumer.current() { .. }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::while_let_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_loop
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/parse.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 | /     pub fn root<'rnode>(&'rnode mut self) -> &'rnode mut Node {
[INFO] [stderr] 119 | |         &mut self.root
[INFO] [stderr] 120 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: this lifetime isn't used in the function definition
[INFO] [stderr]    --> src/parse.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn walk<'rnode>(&self) {
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::extra_unused_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#extra_unused_lifetimes
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "ac3cd544027da699af965546e6b58bc2a0ce611e25bd0ff1de03add0d94d4bd3"`
[INFO] running `"docker" "rm" "-f" "ac3cd544027da699af965546e6b58bc2a0ce611e25bd0ff1de03add0d94d4bd3"`
[INFO] [stdout] ac3cd544027da699af965546e6b58bc2a0ce611e25bd0ff1de03add0d94d4bd3