[INFO] crate gst 0.1.3 is already in cache
[INFO] extracting crate gst 0.1.3 into work/ex/clippy-test-run/sources/stable/reg/gst/0.1.3
[INFO] extracting crate gst 0.1.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/gst/0.1.3
[INFO] validating manifest of gst-0.1.3 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gst-0.1.3 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing gst-0.1.3
[INFO] finished frobbing gst-0.1.3
[INFO] frobbed toml for gst-0.1.3 written to work/ex/clippy-test-run/sources/stable/reg/gst/0.1.3/Cargo.toml
[INFO] started frobbing gst-0.1.3
[INFO] finished frobbing gst-0.1.3
[INFO] frobbed toml for gst-0.1.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/gst/0.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting gst-0.1.3 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/gst/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a178bfc4c60bfe0e1a49bc4926ca76f3f519dd670801bf53a77ca8ade2bf15e3
[INFO] running `"docker" "start" "-a" "a178bfc4c60bfe0e1a49bc4926ca76f3f519dd670801bf53a77ca8ade2bf15e3"`
[INFO] [stderr]     Checking ordered-float v0.0.2
[INFO] [stderr]     Checking gst v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/gst.rs:21:42
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(init) => Some(iter.fold(init.clone().into(), |lhs, rhs| lhs.expand(rhs)))
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `init.clone()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `gst::Gst<K, V>`
[INFO] [stderr]   --> src/gst.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 | /     pub fn new() -> Self {
[INFO] [stderr] 60 | |         Gst {
[INFO] [stderr] 61 | |             root: Box::new(Node::Internal(InternalNode::new())),
[INFO] [stderr] 62 | |         }
[INFO] [stderr] 63 | |     }
[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] 57 | impl Default for gst::Gst<K, V> {
[INFO] [stderr] 58 |     fn default() -> Self {
[INFO] [stderr] 59 |         Self::new()
[INFO] [stderr] 60 |     }
[INFO] [stderr] 61 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:187:39
[INFO] [stderr]     |
[INFO] [stderr] 187 |             let key = self.keys.drain(real_idx..real_idx+1).next().unwrap();
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:189:43
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let value = self.values.drain(real_idx..real_idx+1).next().unwrap();
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[INFO] [stderr]     |
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:204:47
[INFO] [stderr]     |
[INFO] [stderr] 204 |             let drained_key = self.keys.drain(id..id+1).next().unwrap();
[INFO] [stderr]     |                                               ^^^^^^^^ help: use: `id..=id`
[INFO] [stderr]     |
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:205:48
[INFO] [stderr]     |
[INFO] [stderr] 205 |             let drained_val= self.values.drain(id..id+1).next().unwrap();
[INFO] [stderr]     |                                                ^^^^^^^^ help: use: `id..=id`
[INFO] [stderr]     |
[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: identical conversion
[INFO] [stderr]    --> src/gst.rs:272:30
[INFO] [stderr]     |
[INFO] [stderr] 272 |             self.insert_node(node.into());
[INFO] [stderr]     |                              ^^^^^^^^^^^ help: consider removing `.into()`: `node`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:288:45
[INFO] [stderr]     |
[INFO] [stderr] 288 |             let child = self.children.drain(real_idx..real_idx + 1).next().unwrap();
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[INFO] [stderr]     |
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:292:31
[INFO] [stderr]     |
[INFO] [stderr] 292 |             self.bounds.drain(real_idx..real_idx+1).next();
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[INFO] [stderr]     |
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:302:45
[INFO] [stderr]     |
[INFO] [stderr] 302 |             let child = self.children.drain(real_idx..real_idx + 1).next().unwrap();
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[INFO] [stderr]     |
[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: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]    --> src/gst.rs:347:24
[INFO] [stderr]     |
[INFO] [stderr] 347 | fn print_node<V>(node: &Box<Node<Rect, V>>) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^ help: try: `&Node<Rect, V>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::borrowed_box)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/rtree.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn distance(&self, other: &Point) -> OrderedFloat<f32> {
[INFO] [stderr]    |                     ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/rtree.rs:23:35
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn distance(&self, other: &Point) -> OrderedFloat<f32> {
[INFO] [stderr]    |                                   ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/rtree.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |         assert!(bounds.len() != 0, "penalty called when there are no children.");
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!bounds.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/rtree.rs:367:13
[INFO] [stderr]     |
[INFO] [stderr] 367 |         let v = vec![
[INFO] [stderr]     |             ^ help: consider using `_v` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/rtree.rs:378:13
[INFO] [stderr]     |
[INFO] [stderr] 378 |         let v = vec![
[INFO] [stderr]     |             ^ help: consider using `_v` instead
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/gst.rs:21:42
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(init) => Some(iter.fold(init.clone().into(), |lhs, rhs| lhs.expand(rhs)))
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `init.clone()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `gst::Gst<K, V>`
[INFO] [stderr]   --> src/gst.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 | /     pub fn new() -> Self {
[INFO] [stderr] 60 | |         Gst {
[INFO] [stderr] 61 | |             root: Box::new(Node::Internal(InternalNode::new())),
[INFO] [stderr] 62 | |         }
[INFO] [stderr] 63 | |     }
[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] 57 | impl Default for gst::Gst<K, V> {
[INFO] [stderr] 58 |     fn default() -> Self {
[INFO] [stderr] 59 |         Self::new()
[INFO] [stderr] 60 |     }
[INFO] [stderr] 61 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:187:39
[INFO] [stderr]     |
[INFO] [stderr] 187 |             let key = self.keys.drain(real_idx..real_idx+1).next().unwrap();
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:189:43
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let value = self.values.drain(real_idx..real_idx+1).next().unwrap();
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[INFO] [stderr]     |
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:204:47
[INFO] [stderr]     |
[INFO] [stderr] 204 |             let drained_key = self.keys.drain(id..id+1).next().unwrap();
[INFO] [stderr]     |                                               ^^^^^^^^ help: use: `id..=id`
[INFO] [stderr]     |
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:205:48
[INFO] [stderr]     |
[INFO] [stderr] 205 |             let drained_val= self.values.drain(id..id+1).next().unwrap();
[INFO] [stderr]     |                                                ^^^^^^^^ help: use: `id..=id`
[INFO] [stderr]     |
[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: identical conversion
[INFO] [stderr]    --> src/gst.rs:272:30
[INFO] [stderr]     |
[INFO] [stderr] 272 |             self.insert_node(node.into());
[INFO] [stderr]     |                              ^^^^^^^^^^^ help: consider removing `.into()`: `node`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:288:45
[INFO] [stderr]     |
[INFO] [stderr] 288 |             let child = self.children.drain(real_idx..real_idx + 1).next().unwrap();
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[INFO] [stderr]     |
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:292:31
[INFO] [stderr]     |
[INFO] [stderr] 292 |             self.bounds.drain(real_idx..real_idx+1).next();
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[INFO] [stderr]     |
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/gst.rs:302:45
[INFO] [stderr]     |
[INFO] [stderr] 302 |             let child = self.children.drain(real_idx..real_idx + 1).next().unwrap();
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^ help: use: `real_idx..=real_idx`
[INFO] [stderr]     |
[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: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]    --> src/gst.rs:347:24
[INFO] [stderr]     |
[INFO] [stderr] 347 | fn print_node<V>(node: &Box<Node<Rect, V>>) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^ help: try: `&Node<Rect, V>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::borrowed_box)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/gst.rs:382:23
[INFO] [stderr]     |
[INFO] [stderr] 382 |             let key = Rect::from(Point::new(i as f32, i as f32).into());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `Rect::from()`: `Point::new(i as f32, i as f32).into()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/gst.rs:409:43
[INFO] [stderr]     |
[INFO] [stderr] 409 |             let leaf = LeafNode::new_with(Rect::from(point.into()), format!("{}", i*i));
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `Rect::from()`: `point.into()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/gst.rs:422:43
[INFO] [stderr]     |
[INFO] [stderr] 422 |             let leaf = LeafNode::new_with(Rect::from(point.into()), format!("{}", i*i));
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `Rect::from()`: `point.into()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/gst.rs:448:43
[INFO] [stderr]     |
[INFO] [stderr] 448 |             let leaf = LeafNode::new_with(Rect::from(point.into()), format!("{}", i*i));
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `Rect::from()`: `point.into()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/gst.rs:461:43
[INFO] [stderr]     |
[INFO] [stderr] 461 |             let leaf = LeafNode::new_with(Rect::from(point.into()), format!("{}", i*i));
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `Rect::from()`: `point.into()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/rtree.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn distance(&self, other: &Point) -> OrderedFloat<f32> {
[INFO] [stderr]    |                     ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/rtree.rs:23:35
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn distance(&self, other: &Point) -> OrderedFloat<f32> {
[INFO] [stderr]    |                                   ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/rtree.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |         assert!(bounds.len() != 0, "penalty called when there are no children.");
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!bounds.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/rtree.rs:336:13
[INFO] [stderr]     |
[INFO] [stderr] 336 |             Rect::from(Point::new(0., 1.).into()),
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `Rect::from()`: `Point::new(0., 1.).into()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/rtree.rs:337:13
[INFO] [stderr]     |
[INFO] [stderr] 337 |             Rect::from(Point::new(1., 1.).into()),
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `Rect::from()`: `Point::new(1., 1.).into()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/rtree.rs:338:13
[INFO] [stderr]     |
[INFO] [stderr] 338 |             Rect::from(Point::new(1., -1.).into()),
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `Rect::from()`: `Point::new(1., -1.).into()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/rtree.rs:339:13
[INFO] [stderr]     |
[INFO] [stderr] 339 |             Rect::from(Point::new(-1., -1.).into())
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `Rect::from()`: `Point::new(-1., -1.).into()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/rtree.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `gst`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/rtreebad.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `gst`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a178bfc4c60bfe0e1a49bc4926ca76f3f519dd670801bf53a77ca8ade2bf15e3"`
[INFO] running `"docker" "rm" "-f" "a178bfc4c60bfe0e1a49bc4926ca76f3f519dd670801bf53a77ca8ade2bf15e3"`
[INFO] [stdout] a178bfc4c60bfe0e1a49bc4926ca76f3f519dd670801bf53a77ca8ade2bf15e3