[INFO] updating cached repository jonathangold/artificial_neural_network
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jonathangold/artificial_neural_network
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jonathangold/artificial_neural_network" "work/ex/clippy-test-run/sources/stable/gh/jonathangold/artificial_neural_network"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/jonathangold/artificial_neural_network'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jonathangold/artificial_neural_network" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jonathangold/artificial_neural_network"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jonathangold/artificial_neural_network'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6b1d2d4c157e06e73ff280ee55fc2ef112bd4ca
[INFO] sha for GitHub repo jonathangold/artificial_neural_network: b6b1d2d4c157e06e73ff280ee55fc2ef112bd4ca
[INFO] validating manifest of jonathangold/artificial_neural_network 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 jonathangold/artificial_neural_network 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 jonathangold/artificial_neural_network
[INFO] finished frobbing jonathangold/artificial_neural_network
[INFO] frobbed toml for jonathangold/artificial_neural_network written to work/ex/clippy-test-run/sources/stable/gh/jonathangold/artificial_neural_network/Cargo.toml
[INFO] started frobbing jonathangold/artificial_neural_network
[INFO] finished frobbing jonathangold/artificial_neural_network
[INFO] frobbed toml for jonathangold/artificial_neural_network written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jonathangold/artificial_neural_network/Cargo.toml
[INFO] crate jonathangold/artificial_neural_network 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 jonathangold/artificial_neural_network against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/jonathangold/artificial_neural_network:/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] ca630dabe552964b4d3511e7ed95f1267e103f13d2917ebd28403352e2d10568
[INFO] running `"docker" "start" "-a" "ca630dabe552964b4d3511e7ed95f1267e103f13d2917ebd28403352e2d10568"`
[INFO] [stderr]     Checking artificial_neural_network v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/perceptron.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     for i in 0..inputs {
[INFO] [stderr]    |         ^ help: consider using `_i` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/train.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let y = point[1];
[INFO] [stderr]    |         ^ help: consider using `_y` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/train.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     for i in 1..iters {
[INFO] [stderr]    |         ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let data: Vec<(i32,i32)> = vec!((0,0),(0,1),(1,0),(1,1));
[INFO] [stderr]   |         ^^^^ help: consider using `_data` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xorResult`
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let xorResult: Vec<i32> = vec!(0,1,1,0);
[INFO] [stderr]   |         ^^^^^^^^^ help: consider using `_xorResult` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/perceptron.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     for i in 0..inputs {
[INFO] [stderr]    |         ^ help: consider using `_i` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/train.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let y = point[1];
[INFO] [stderr]    |         ^ help: consider using `_y` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/train.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     for i in 1..iters {
[INFO] [stderr]    |         ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let data: Vec<(i32,i32)> = vec!((0,0),(0,1),(1,0),(1,1));
[INFO] [stderr]   |         ^^^^ help: consider using `_data` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xorResult`
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let xorResult: Vec<i32> = vec!(0,1,1,0);
[INFO] [stderr]   |         ^^^^^^^^^ help: consider using `_xorResult` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/train.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut a:i32 = rand::thread_rng().gen_range(-5, 6);
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/train.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut b:i32 = rand::thread_rng().gen_range(-50, 51);
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[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/perceptron.rs:14:34
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn process(&self, inputs:&Vec<i32>) -> i32 {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: change this to: `&[i32]`
[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: the loop variable `i` is used to index `inputs`
[INFO] [stderr]   --> src/perceptron.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for i in 0..inputs.len() {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for (i, <item>) in inputs.iter().enumerate() {
[INFO] [stderr]    |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]   --> src/perceptron.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |             sum = (inputs[i] as f32) * &self.weights[i];    
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^----------------
[INFO] [stderr]    |                                        |
[INFO] [stderr]    |                                        help: use the right value directly: `self.weights[i]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: variable `learningRate` should have a snake case name such as `learning_rate`
[INFO] [stderr]   --> src/perceptron.rs:21:58
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn adjust(&mut self, inputs:Vec<i32>, delta:i32, learningRate:f32) {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `inputs`
[INFO] [stderr]   --> src/perceptron.rs:22:18
[INFO] [stderr]    |
[INFO] [stderr] 22 |         for i in 0..inputs.len(){
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 22 |         for (i, <item>) in inputs.iter().enumerate(){
[INFO] [stderr]    |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `newPerceptron` should have a snake case name such as `new_perceptron`
[INFO] [stderr]   --> src/perceptron.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / pub fn newPerceptron(inputs: i32) -> Perceptron {
[INFO] [stderr] 30 | |     let mut randomWeights: Vec<f32> = Vec::new();
[INFO] [stderr] 31 | |     for i in 0..inputs {
[INFO] [stderr] 32 | |         randomWeights.push(randomNumber());
[INFO] [stderr] 33 | |     }
[INFO] [stderr] 34 | |     Perceptron { weights: randomWeights, bias: randomNumber() }
[INFO] [stderr] 35 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `randomWeights` should have a snake case name such as `random_weights`
[INFO] [stderr]   --> src/perceptron.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut randomWeights: Vec<f32> = Vec::new();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/perceptron.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn heavyside(value: &f32) -> i32 {
[INFO] [stderr]    |                     ^^^^ help: consider passing by value instead: `f32`
[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: function `randomNumber` should have a snake case name such as `random_number`
[INFO] [stderr]   --> src/perceptron.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | / fn randomNumber() -> f32 {
[INFO] [stderr] 47 | |     let unscaled = rand::thread_rng().gen_range(-10000, 10001);
[INFO] [stderr] 48 | |     (unscaled as f32) / 10000.0
[INFO] [stderr] 49 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/train.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn isAboveLine(point:&Vec<i32>, f:&Fn(i32) -> i32) -> i32 {
[INFO] [stderr]    |                      ^^^^^^^^^ help: change this to: `&[i32]`
[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: function `isAboveLine` should have a snake case name such as `is_above_line`
[INFO] [stderr]   --> src/train.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / fn isAboveLine(point:&Vec<i32>, f:&Fn(i32) -> i32) -> i32 {
[INFO] [stderr] 16 | |     let x = point[0];
[INFO] [stderr] 17 | |     let y = point[1];
[INFO] [stderr] 18 | |     match x.cmp(&f(x)) {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |     }
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function `randInt` should have a snake case name such as `rand_int`
[INFO] [stderr]   --> src/train.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | / fn randInt() -> i32 {
[INFO] [stderr] 43 | |     rand::thread_rng().gen_range(-100, 201)   
[INFO] [stderr] 44 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xorResult` should have a snake case name such as `xor_result`
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let xorResult: Vec<i32> = vec!(0,1,1,0);
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xorPerceptron` should have a snake case name such as `xor_perceptron`
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut xorPerceptron = perceptron::newPerceptron(2);
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/train.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut a:i32 = rand::thread_rng().gen_range(-5, 6);
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/train.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut b:i32 = rand::thread_rng().gen_range(-50, 51);
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[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/perceptron.rs:14:34
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn process(&self, inputs:&Vec<i32>) -> i32 {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: change this to: `&[i32]`
[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: the loop variable `i` is used to index `inputs`
[INFO] [stderr]   --> src/perceptron.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for i in 0..inputs.len() {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for (i, <item>) in inputs.iter().enumerate() {
[INFO] [stderr]    |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]   --> src/perceptron.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |             sum = (inputs[i] as f32) * &self.weights[i];    
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^----------------
[INFO] [stderr]    |                                        |
[INFO] [stderr]    |                                        help: use the right value directly: `self.weights[i]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: variable `learningRate` should have a snake case name such as `learning_rate`
[INFO] [stderr]   --> src/perceptron.rs:21:58
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn adjust(&mut self, inputs:Vec<i32>, delta:i32, learningRate:f32) {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `inputs`
[INFO] [stderr]   --> src/perceptron.rs:22:18
[INFO] [stderr]    |
[INFO] [stderr] 22 |         for i in 0..inputs.len(){
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 22 |         for (i, <item>) in inputs.iter().enumerate(){
[INFO] [stderr]    |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `newPerceptron` should have a snake case name such as `new_perceptron`
[INFO] [stderr]   --> src/perceptron.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / pub fn newPerceptron(inputs: i32) -> Perceptron {
[INFO] [stderr] 30 | |     let mut randomWeights: Vec<f32> = Vec::new();
[INFO] [stderr] 31 | |     for i in 0..inputs {
[INFO] [stderr] 32 | |         randomWeights.push(randomNumber());
[INFO] [stderr] 33 | |     }
[INFO] [stderr] 34 | |     Perceptron { weights: randomWeights, bias: randomNumber() }
[INFO] [stderr] 35 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `randomWeights` should have a snake case name such as `random_weights`
[INFO] [stderr]   --> src/perceptron.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut randomWeights: Vec<f32> = Vec::new();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/perceptron.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn heavyside(value: &f32) -> i32 {
[INFO] [stderr]    |                     ^^^^ help: consider passing by value instead: `f32`
[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: function `randomNumber` should have a snake case name such as `random_number`
[INFO] [stderr]   --> src/perceptron.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | / fn randomNumber() -> f32 {
[INFO] [stderr] 47 | |     let unscaled = rand::thread_rng().gen_range(-10000, 10001);
[INFO] [stderr] 48 | |     (unscaled as f32) / 10000.0
[INFO] [stderr] 49 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/train.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn isAboveLine(point:&Vec<i32>, f:&Fn(i32) -> i32) -> i32 {
[INFO] [stderr]    |                      ^^^^^^^^^ help: change this to: `&[i32]`
[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: function `isAboveLine` should have a snake case name such as `is_above_line`
[INFO] [stderr]   --> src/train.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / fn isAboveLine(point:&Vec<i32>, f:&Fn(i32) -> i32) -> i32 {
[INFO] [stderr] 16 | |     let x = point[0];
[INFO] [stderr] 17 | |     let y = point[1];
[INFO] [stderr] 18 | |     match x.cmp(&f(x)) {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |     }
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function `randInt` should have a snake case name such as `rand_int`
[INFO] [stderr]   --> src/train.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | / fn randInt() -> i32 {
[INFO] [stderr] 43 | |     rand::thread_rng().gen_range(-100, 201)   
[INFO] [stderr] 44 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xorResult` should have a snake case name such as `xor_result`
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let xorResult: Vec<i32> = vec!(0,1,1,0);
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xorPerceptron` should have a snake case name such as `xor_perceptron`
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut xorPerceptron = perceptron::newPerceptron(2);
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "ca630dabe552964b4d3511e7ed95f1267e103f13d2917ebd28403352e2d10568"`
[INFO] running `"docker" "rm" "-f" "ca630dabe552964b4d3511e7ed95f1267e103f13d2917ebd28403352e2d10568"`
[INFO] [stdout] ca630dabe552964b4d3511e7ed95f1267e103f13d2917ebd28403352e2d10568