[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/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/jonathangold/artificial_neural_network"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/jonathangold/artificial_neural_network'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jonathangold/artificial_neural_network" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/jonathangold/artificial_neural_network"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/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 master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jonathangold/artificial_neural_network on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "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/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/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/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/jonathangold/artificial_neural_network/Cargo.toml
[INFO] crate jonathangold/artificial_neural_network already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jonathangold/artificial_neural_network against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-1/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/jonathangold/artificial_neural_network:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 98b34c51358e1cb8f1b8311a5458ce2b5c187de3c54043be601216e0c40a7716
[INFO] running `"docker" "start" "-a" "98b34c51358e1cb8f1b8311a5458ce2b5c187de3c54043be601216e0c40a7716"`
[INFO] [stderr]     Checking artificial_neural_network v0.1.0 (/opt/crater/workdir)
[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 prefixing with an underscore: `_data`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[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 prefixing with an underscore: `_xorResult`
[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 prefixing with an underscore: `_i`
[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 prefixing with an underscore: `_y`
[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 prefixing with an underscore: `_i`
[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: variable `learningRate` should have a snake case name
[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]    |                                                          ^^^^^^^^^^^^ help: convert the identifier to snake case: `learning_rate`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `newPerceptron` should have a snake case name
[INFO] [stderr]   --> src/perceptron.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn newPerceptron(inputs: i32) -> Perceptron {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `new_perceptron`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `randomWeights` should have a snake case name
[INFO] [stderr]   --> src/perceptron.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut randomWeights: Vec<f32> = Vec::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `random_weights`
[INFO] [stderr] 
[INFO] [stderr] warning: function `randomNumber` should have a snake case name
[INFO] [stderr]   --> src/perceptron.rs:46:4
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn randomNumber() -> f32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `random_number`
[INFO] [stderr] 
[INFO] [stderr] warning: function `isAboveLine` should have a snake case name
[INFO] [stderr]   --> src/train.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn isAboveLine(point:&Vec<i32>, f:&Fn(i32) -> i32) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `is_above_line`
[INFO] [stderr] 
[INFO] [stderr] warning: function `randInt` should have a snake case name
[INFO] [stderr]   --> src/train.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn randInt() -> i32 {
[INFO] [stderr]    |    ^^^^^^^ help: convert the identifier to snake case: `rand_int`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xorResult` should have a snake case name
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let xorResult: Vec<i32> = vec!(0,1,1,0);
[INFO] [stderr]   |         ^^^^^^^^^ help: convert the identifier to snake case: `xor_result`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xorPerceptron` should have a snake case name
[INFO] [stderr]  --> src/main.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut xorPerceptron = perceptron::newPerceptron(2);
[INFO] [stderr]   |             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `xor_perceptron`
[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 prefixing with an underscore: `_data`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[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 prefixing with an underscore: `_xorResult`
[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 prefixing with an underscore: `_i`
[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 prefixing with an underscore: `_y`
[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 prefixing with an underscore: `_i`
[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: variable `learningRate` should have a snake case name
[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]    |                                                          ^^^^^^^^^^^^ help: convert the identifier to snake case: `learning_rate`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `newPerceptron` should have a snake case name
[INFO] [stderr]   --> src/perceptron.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn newPerceptron(inputs: i32) -> Perceptron {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `new_perceptron`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `randomWeights` should have a snake case name
[INFO] [stderr]   --> src/perceptron.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut randomWeights: Vec<f32> = Vec::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `random_weights`
[INFO] [stderr] 
[INFO] [stderr] warning: function `randomNumber` should have a snake case name
[INFO] [stderr]   --> src/perceptron.rs:46:4
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn randomNumber() -> f32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `random_number`
[INFO] [stderr] 
[INFO] [stderr] warning: function `isAboveLine` should have a snake case name
[INFO] [stderr]   --> src/train.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn isAboveLine(point:&Vec<i32>, f:&Fn(i32) -> i32) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `is_above_line`
[INFO] [stderr] 
[INFO] [stderr] warning: function `randInt` should have a snake case name
[INFO] [stderr]   --> src/train.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn randInt() -> i32 {
[INFO] [stderr]    |    ^^^^^^^ help: convert the identifier to snake case: `rand_int`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xorResult` should have a snake case name
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let xorResult: Vec<i32> = vec!(0,1,1,0);
[INFO] [stderr]   |         ^^^^^^^^^ help: convert the identifier to snake case: `xor_result`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xorPerceptron` should have a snake case name
[INFO] [stderr]  --> src/main.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut xorPerceptron = perceptron::newPerceptron(2);
[INFO] [stderr]   |             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `xor_perceptron`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "98b34c51358e1cb8f1b8311a5458ce2b5c187de3c54043be601216e0c40a7716"`
[INFO] running `"docker" "rm" "-f" "98b34c51358e1cb8f1b8311a5458ce2b5c187de3c54043be601216e0c40a7716"`
[INFO] [stdout] 98b34c51358e1cb8f1b8311a5458ce2b5c187de3c54043be601216e0c40a7716