[INFO] updating cached repository https://github.com/jonathangold/artificial_neural_network
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6b1d2d4c157e06e73ff280ee55fc2ef112bd4ca
[INFO] testing jonathangold/artificial_neural_network against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonathangold%2Fartificial_neural_network" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonathangold/artificial_neural_network on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jonathangold/artificial_neural_network
[INFO] finished tweaking git repo https://github.com/jonathangold/artificial_neural_network
[INFO] tweaked toml for git repo https://github.com/jonathangold/artificial_neural_network written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jonathangold/artificial_neural_network already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 808628b6815944dde216e509fe986132e6d235747c410cf1713b4f3bec15e5a1
[INFO] running `"docker" "start" "-a" "808628b6815944dde216e509fe986132e6d235747c410cf1713b4f3bec15e5a1"`
[INFO] [stderr]    Compiling artificial_neural_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/train.rs:15:36
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn isAboveLine(point:&Vec<i32>, f:&Fn(i32) -> i32) -> i32 {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32) -> i32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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 `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]   = note: `#[warn(non_snake_case)]` on by default
[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: 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] 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "808628b6815944dde216e509fe986132e6d235747c410cf1713b4f3bec15e5a1"`
[INFO] running `"docker" "rm" "-f" "808628b6815944dde216e509fe986132e6d235747c410cf1713b4f3bec15e5a1"`
[INFO] [stdout] 808628b6815944dde216e509fe986132e6d235747c410cf1713b4f3bec15e5a1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 429c84107d0e5fad9729b93087250fdb7a5158b4844f5c19ef24032e52b4c944
[INFO] running `"docker" "start" "-a" "429c84107d0e5fad9729b93087250fdb7a5158b4844f5c19ef24032e52b4c944"`
[INFO] [stderr]    Compiling artificial_neural_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/train.rs:15:36
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn isAboveLine(point:&Vec<i32>, f:&Fn(i32) -> i32) -> i32 {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32) -> i32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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 `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]   = note: `#[warn(non_snake_case)]` on by default
[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: 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] 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "429c84107d0e5fad9729b93087250fdb7a5158b4844f5c19ef24032e52b4c944"`
[INFO] running `"docker" "rm" "-f" "429c84107d0e5fad9729b93087250fdb7a5158b4844f5c19ef24032e52b4c944"`
[INFO] [stdout] 429c84107d0e5fad9729b93087250fdb7a5158b4844f5c19ef24032e52b4c944
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 8c96a6291243e32f9f093128dfdaed1cc88f2e0d50cfd78bcabfda9f31ab1483
[INFO] running `"docker" "start" "-a" "8c96a6291243e32f9f093128dfdaed1cc88f2e0d50cfd78bcabfda9f31ab1483"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/artificial_neural_network-23b03c82fe6b04c6
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8c96a6291243e32f9f093128dfdaed1cc88f2e0d50cfd78bcabfda9f31ab1483"`
[INFO] running `"docker" "rm" "-f" "8c96a6291243e32f9f093128dfdaed1cc88f2e0d50cfd78bcabfda9f31ab1483"`
[INFO] [stdout] 8c96a6291243e32f9f093128dfdaed1cc88f2e0d50cfd78bcabfda9f31ab1483