[INFO] updating cached repository thecreamedcorn/peg_rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/thecreamedcorn/peg_rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/thecreamedcorn/peg_rs" "work/ex/clippy-test-run/sources/stable/gh/thecreamedcorn/peg_rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/thecreamedcorn/peg_rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/thecreamedcorn/peg_rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/thecreamedcorn/peg_rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/thecreamedcorn/peg_rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 446114320b5baa4cb9ebcab14215fb3871a8ed76
[INFO] sha for GitHub repo thecreamedcorn/peg_rs: 446114320b5baa4cb9ebcab14215fb3871a8ed76
[INFO] validating manifest of thecreamedcorn/peg_rs on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of thecreamedcorn/peg_rs on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing thecreamedcorn/peg_rs
[INFO] finished frobbing thecreamedcorn/peg_rs
[INFO] frobbed toml for thecreamedcorn/peg_rs written to work/ex/clippy-test-run/sources/stable/gh/thecreamedcorn/peg_rs/Cargo.toml
[INFO] started frobbing thecreamedcorn/peg_rs
[INFO] finished frobbing thecreamedcorn/peg_rs
[INFO] frobbed toml for thecreamedcorn/peg_rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/thecreamedcorn/peg_rs/Cargo.toml
[INFO] crate thecreamedcorn/peg_rs has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting thecreamedcorn/peg_rs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/thecreamedcorn/peg_rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 85ca3d5dd44f5f412f5f39697f15f4bf1b87e66a5550a4e69d806d95ba067cd3
[INFO] running `"docker" "start" "-a" "85ca3d5dd44f5f412f5f39697f15f4bf1b87e66a5550a4e69d806d95ba067cd3"`
[INFO] [stderr]     Checking peg_rs v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: methods called `new` usually return `Self`
[INFO] [stderr]  --> src/peg_rs/grammar_nodes/and.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | /     pub fn new(child: Box<Buildable>) -> Box<Buildable> {
[INFO] [stderr] 8 | |         Not::new(Not::new(child))
[INFO] [stderr] 9 | |     }
[INFO] [stderr]   | |_____^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::new_ret_no_self)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_ret_no_self
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `peg_rs::grammar_nodes::anything::Anything`
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/anything.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     pub fn new() -> Anything {
[INFO] [stderr] 11 | |         Anything {}
[INFO] [stderr] 12 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/char_class.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 for ref tester in &self.char_testers {
[INFO] [stderr]    |                     ^^^^^^^^^^    ------------------ help: try: `let tester = &&self.char_testers;`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/char_class.rs:89:22
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn parse_char(chars: &Vec<char>, loc: usize) -> Option<(char, usize)> {
[INFO] [stderr]    |                      ^^^^^^^^^^ help: change this to: `&[char]`
[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: this loop could be written as a `while let` loop
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/one_or_more.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         loop {
[INFO] [stderr] 33 | |             match self.child.run(input) {
[INFO] [stderr] 34 | |                 ParseResult::Success(mut parse_data) => {
[INFO] [stderr] 35 | |                     match_data.add(parse_data.match_data);
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |             }
[INFO] [stderr] 40 | |         }
[INFO] [stderr]    | |_________^ help: try: `while let ParseResult::Success(mut parse_data) = self.child.run(input) { .. }`
[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: this loop could be written as a `while let` loop
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/zero_or_more.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | /         loop {
[INFO] [stderr] 24 | |             match self.child.run(input) {
[INFO] [stderr] 25 | |                 ParseResult::Success(mut parse_data) => {
[INFO] [stderr] 26 | |                     match_data.add(parse_data.match_data);
[INFO] [stderr] ...  |
[INFO] [stderr] 30 | |             }
[INFO] [stderr] 31 | |         }
[INFO] [stderr]    | |_________^ help: try: `while let ParseResult::Success(mut parse_data) = self.child.run(input) { .. }`
[INFO] [stderr]    |
[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: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/peg_rs/utils/grammar_builder.rs:32:15
[INFO] [stderr]    |
[INFO] [stderr] 32 |         match self.productions.get(&self.root_prod).unwrap().build(&mut productions, &self.productions) {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.productions[&self.root_prod]`
[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: defining a method called `next` on this type; consider implementing the `std::iter::Iterator` trait or choosing a less ambiguous name
[INFO] [stderr]   --> src/peg_rs/utils/parsable.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     pub fn next(&mut self) -> Option<char> {
[INFO] [stderr] 33 | |         let cur = self.peek();
[INFO] [stderr] 34 | |         if cur != Option::None {
[INFO] [stderr] 35 | |             self.cur += 1
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |         cur
[INFO] [stderr] 38 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]  --> src/peg_rs/utils/parse_result.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub call_list: Vec<(Rc<Fn(&CaptureTree)>, Rc<CaptureTree>)>,
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `peg_rs::utils::match_collector::MatchCollector`
[INFO] [stderr]   --> src/peg_rs/utils/match_collector.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     pub fn new() -> MatchCollector {
[INFO] [stderr] 13 | |         MatchCollector {
[INFO] [stderr] 14 | |             collection: HashMap::new(),
[INFO] [stderr] 15 | |         }
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/peg_rs/utils/match_collector.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 | /                     if self.collection.contains_key(&key) {
[INFO] [stderr] 23 | |                         self.collection.get_mut(&key).unwrap().append(&mut vec);
[INFO] [stderr] 24 | |                     } else {
[INFO] [stderr] 25 | |                         self.collection.insert(key, vec);
[INFO] [stderr] 26 | |                     }
[INFO] [stderr]    | |_____________________^ help: consider using: `self.collection.entry(key)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_entry)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/peg_rs/utils/match_collector.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 | /                 if self.collection.contains_key(&key) {
[INFO] [stderr] 31 | |                     self.collection.get_mut(&key).unwrap().push(Rc::new(mc));
[INFO] [stderr] 32 | |                 } else {
[INFO] [stderr] 33 | |                     self.collection.insert(key, vec!(Rc::new(mc)));
[INFO] [stderr] 34 | |                 }
[INFO] [stderr]    | |_________________^ help: consider using: `self.collection.entry(key)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]    --> src/peg_rs/grammar_nodes/char_class.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |     let num: Rc<RefCell<i64>> = Rc::new(RefCell::new(5));
[INFO] [stderr]     |         ^^^ help: consider using `_num` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `new` usually return `Self`
[INFO] [stderr]  --> src/peg_rs/grammar_nodes/and.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | /     pub fn new(child: Box<Buildable>) -> Box<Buildable> {
[INFO] [stderr] 8 | |         Not::new(Not::new(child))
[INFO] [stderr] 9 | |     }
[INFO] [stderr]   | |_____^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::new_ret_no_self)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_ret_no_self
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `peg_rs::grammar_nodes::anything::Anything`
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/anything.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     pub fn new() -> Anything {
[INFO] [stderr] 11 | |         Anything {}
[INFO] [stderr] 12 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/capture.rs:94:55
[INFO] [stderr]    |
[INFO] [stderr] 94 |                         *(string_copy.borrow_mut()) = ct.children.get("my_cap").unwrap()[0].content.to_string();
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&ct.children["my_cap"]`
[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/peg_rs/grammar_nodes/char_class.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 for ref tester in &self.char_testers {
[INFO] [stderr]    |                     ^^^^^^^^^^    ------------------ help: try: `let tester = &&self.char_testers;`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/char_class.rs:89:22
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn parse_char(chars: &Vec<char>, loc: usize) -> Option<(char, usize)> {
[INFO] [stderr]    |                      ^^^^^^^^^^ help: change this to: `&[char]`
[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: this loop could be written as a `while let` loop
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/one_or_more.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         loop {
[INFO] [stderr] 33 | |             match self.child.run(input) {
[INFO] [stderr] 34 | |                 ParseResult::Success(mut parse_data) => {
[INFO] [stderr] 35 | |                     match_data.add(parse_data.match_data);
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |             }
[INFO] [stderr] 40 | |         }
[INFO] [stderr]    | |_________^ help: try: `while let ParseResult::Success(mut parse_data) = self.child.run(input) { .. }`
[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: this loop could be written as a `while let` loop
[INFO] [stderr]   --> src/peg_rs/grammar_nodes/zero_or_more.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | /         loop {
[INFO] [stderr] 24 | |             match self.child.run(input) {
[INFO] [stderr] 25 | |                 ParseResult::Success(mut parse_data) => {
[INFO] [stderr] 26 | |                     match_data.add(parse_data.match_data);
[INFO] [stderr] ...  |
[INFO] [stderr] 30 | |             }
[INFO] [stderr] 31 | |         }
[INFO] [stderr]    | |_________^ help: try: `while let ParseResult::Success(mut parse_data) = self.child.run(input) { .. }`
[INFO] [stderr]    |
[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: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/peg_rs/utils/grammar_builder.rs:32:15
[INFO] [stderr]    |
[INFO] [stderr] 32 |         match self.productions.get(&self.root_prod).unwrap().build(&mut productions, &self.productions) {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&self.productions[&self.root_prod]`
[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: defining a method called `next` on this type; consider implementing the `std::iter::Iterator` trait or choosing a less ambiguous name
[INFO] [stderr]   --> src/peg_rs/utils/parsable.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     pub fn next(&mut self) -> Option<char> {
[INFO] [stderr] 33 | |         let cur = self.peek();
[INFO] [stderr] 34 | |         if cur != Option::None {
[INFO] [stderr] 35 | |             self.cur += 1
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |         cur
[INFO] [stderr] 38 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]  --> src/peg_rs/utils/parse_result.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub call_list: Vec<(Rc<Fn(&CaptureTree)>, Rc<CaptureTree>)>,
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `peg_rs::utils::match_collector::MatchCollector`
[INFO] [stderr]   --> src/peg_rs/utils/match_collector.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     pub fn new() -> MatchCollector {
[INFO] [stderr] 13 | |         MatchCollector {
[INFO] [stderr] 14 | |             collection: HashMap::new(),
[INFO] [stderr] 15 | |         }
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/peg_rs/utils/match_collector.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 | /                     if self.collection.contains_key(&key) {
[INFO] [stderr] 23 | |                         self.collection.get_mut(&key).unwrap().append(&mut vec);
[INFO] [stderr] 24 | |                     } else {
[INFO] [stderr] 25 | |                         self.collection.insert(key, vec);
[INFO] [stderr] 26 | |                     }
[INFO] [stderr]    | |_____________________^ help: consider using: `self.collection.entry(key)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_entry)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/peg_rs/utils/match_collector.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 | /                 if self.collection.contains_key(&key) {
[INFO] [stderr] 31 | |                     self.collection.get_mut(&key).unwrap().push(Rc::new(mc));
[INFO] [stderr] 32 | |                 } else {
[INFO] [stderr] 33 | |                     self.collection.insert(key, vec!(Rc::new(mc)));
[INFO] [stderr] 34 | |                 }
[INFO] [stderr]    | |_________________^ help: consider using: `self.collection.entry(key)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/peg_rs/mod.rs:49:36
[INFO] [stderr]    |
[INFO] [stderr] 49 |                                 if ct.children.get("op").unwrap()[0].content.to_string() == "+" {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&ct.children["op"]`
[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: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/peg_rs/mod.rs:89:40
[INFO] [stderr]    |
[INFO] [stderr] 89 |                                     if ct.children.get("op").unwrap()[0].content.to_string() == "*" {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&ct.children["op"]`
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/peg_rs/mod.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     assert_eq!(stack_orig.borrow()[0], 20.0);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/peg_rs/mod.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     assert_eq!(stack_orig.borrow()[0], 20.0);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `peg_rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "85ca3d5dd44f5f412f5f39697f15f4bf1b87e66a5550a4e69d806d95ba067cd3"`
[INFO] running `"docker" "rm" "-f" "85ca3d5dd44f5f412f5f39697f15f4bf1b87e66a5550a4e69d806d95ba067cd3"`
[INFO] [stdout] 85ca3d5dd44f5f412f5f39697f15f4bf1b87e66a5550a4e69d806d95ba067cd3