[INFO] cloning repository https://github.com/nilsmartel/ml-project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilsmartel/ml-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsmartel%2Fml-project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsmartel%2Fml-project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cfe05f0798f95ff379b1cc6ddb5fb32360cfbfc
[INFO] testing nilsmartel/ml-project against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsmartel%2Fml-project" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nilsmartel/ml-project on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nilsmartel/ml-project
[INFO] finished tweaking git repo https://github.com/nilsmartel/ml-project
[INFO] tweaked toml for git repo https://github.com/nilsmartel/ml-project written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nilsmartel/ml-project already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 513fc90d921ed65e0750b505aebb787ea1641d8038ddb6ada08b25d6c21f8431
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "513fc90d921ed65e0750b505aebb787ea1641d8038ddb6ada08b25d6c21f8431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "513fc90d921ed65e0750b505aebb787ea1641d8038ddb6ada08b25d6c21f8431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513fc90d921ed65e0750b505aebb787ea1641d8038ddb6ada08b25d6c21f8431", kill_on_drop: false }`
[INFO] [stdout] 513fc90d921ed65e0750b505aebb787ea1641d8038ddb6ada08b25d6c21f8431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1276811fba212198344867ef59ff289e3381fffa30a644019a167e5bf98c6e76
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1276811fba212198344867ef59ff289e3381fffa30a644019a167e5bf98c6e76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling nom v6.0.0-alpha1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ml-color-classifier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_label_id`
[INFO] [stdout]   --> src/data.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_label_id(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `amount_of_weights`
[INFO] [stdout]  --> src/nn/mod.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn amount_of_weights(l: &Layout) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fromVector`
[INFO] [stdout]   --> src/nn/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fromVector(weights: &[Float], layers: Layout) -> NeuralNetwork {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `toVector`
[INFO] [stdout]   --> src/nn/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn toVector(self) -> Vec<Float> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fromVector`
[INFO] [stdout]    --> src/nn/mod.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn fromVector(v: &[Float]) -> Neuron {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `toVector`
[INFO] [stdout]    --> src/nn/mod.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn toVector(mut self) -> Vec<Float> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/util.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(source: &'a [T]) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `derive`
[INFO] [stdout]   --> src/util.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn derive(f: impl Fn(Vec<Float>) -> Float) -> impl Fn(Vec<Float>) -> Vec<Float> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_vec`
[INFO] [stdout]   --> src/util.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn add_vec(a: &[Float], b: &[Float]) -> Vec<Float> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fromVector` should have a snake case name
[INFO] [stdout]   --> src/nn/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fromVector(weights: &[Float], layers: Layout) -> NeuralNetwork {
[INFO] [stdout]    |            ^^^^^^^^^^ help: convert the identifier to snake case: `from_vector`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toVector` should have a snake case name
[INFO] [stdout]   --> src/nn/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn toVector(self) -> Vec<Float> {
[INFO] [stdout]    |            ^^^^^^^^ help: convert the identifier to snake case: `to_vector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fromVector` should have a snake case name
[INFO] [stdout]    --> src/nn/mod.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn fromVector(v: &[Float]) -> Neuron {
[INFO] [stdout]     |        ^^^^^^^^^^ help: convert the identifier to snake case: `from_vector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toVector` should have a snake case name
[INFO] [stdout]    --> src/nn/mod.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn toVector(mut self) -> Vec<Float> {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `to_vector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.48s
[INFO] running `Command { std: "docker" "inspect" "1276811fba212198344867ef59ff289e3381fffa30a644019a167e5bf98c6e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1276811fba212198344867ef59ff289e3381fffa30a644019a167e5bf98c6e76", kill_on_drop: false }`
[INFO] [stdout] 1276811fba212198344867ef59ff289e3381fffa30a644019a167e5bf98c6e76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9420a86963612b5a1e378ea00da9feb17cd6fb7475fdef30acf6eed4ac3b56e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e9420a86963612b5a1e378ea00da9feb17cd6fb7475fdef30acf6eed4ac3b56e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ml-color-classifier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_label_id`
[INFO] [stdout]   --> src/data.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_label_id(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `amount_of_weights`
[INFO] [stdout]  --> src/nn/mod.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn amount_of_weights(l: &Layout) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fromVector`
[INFO] [stdout]   --> src/nn/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fromVector(weights: &[Float], layers: Layout) -> NeuralNetwork {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `toVector`
[INFO] [stdout]   --> src/nn/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn toVector(self) -> Vec<Float> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/util.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(source: &'a [T]) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `derive`
[INFO] [stdout]   --> src/util.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn derive(f: impl Fn(Vec<Float>) -> Float) -> impl Fn(Vec<Float>) -> Vec<Float> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_vec`
[INFO] [stdout]   --> src/util.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn add_vec(a: &[Float], b: &[Float]) -> Vec<Float> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fromVector` should have a snake case name
[INFO] [stdout]   --> src/nn/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fromVector(weights: &[Float], layers: Layout) -> NeuralNetwork {
[INFO] [stdout]    |            ^^^^^^^^^^ help: convert the identifier to snake case: `from_vector`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toVector` should have a snake case name
[INFO] [stdout]   --> src/nn/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn toVector(self) -> Vec<Float> {
[INFO] [stdout]    |            ^^^^^^^^ help: convert the identifier to snake case: `to_vector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fromVector` should have a snake case name
[INFO] [stdout]    --> src/nn/mod.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn fromVector(v: &[Float]) -> Neuron {
[INFO] [stdout]     |        ^^^^^^^^^^ help: convert the identifier to snake case: `from_vector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toVector` should have a snake case name
[INFO] [stdout]    --> src/nn/mod.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn toVector(mut self) -> Vec<Float> {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `to_vector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "e9420a86963612b5a1e378ea00da9feb17cd6fb7475fdef30acf6eed4ac3b56e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9420a86963612b5a1e378ea00da9feb17cd6fb7475fdef30acf6eed4ac3b56e", kill_on_drop: false }`
[INFO] [stdout] e9420a86963612b5a1e378ea00da9feb17cd6fb7475fdef30acf6eed4ac3b56e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6a6276b134040259482f62c97d62ab246978cf08acb2a4b2192ed2ccb5c9904
[INFO] running `Command { std: "docker" "start" "-a" "f6a6276b134040259482f62c97d62ab246978cf08acb2a4b2192ed2ccb5c9904", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `get_label_id`
[INFO] [stderr]   --> src/data.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn get_label_id(&self) -> u32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `amount_of_weights`
[INFO] [stderr]  --> src/nn/mod.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn amount_of_weights(l: &Layout) -> usize {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `fromVector`
[INFO] [stderr]   --> src/nn/mod.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn fromVector(weights: &[Float], layers: Layout) -> NeuralNetwork {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `toVector`
[INFO] [stderr]   --> src/nn/mod.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn toVector(self) -> Vec<Float> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/util.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn new(source: &'a [T]) -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `derive`
[INFO] [stderr]   --> src/util.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn derive(f: impl Fn(Vec<Float>) -> Float) -> impl Fn(Vec<Float>) -> Vec<Float> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_vec`
[INFO] [stderr]   --> src/util.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn add_vec(a: &[Float], b: &[Float]) -> Vec<Float> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `fromVector` should have a snake case name
[INFO] [stderr]   --> src/nn/mod.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn fromVector(weights: &[Float], layers: Layout) -> NeuralNetwork {
[INFO] [stderr]    |            ^^^^^^^^^^ help: convert the identifier to snake case: `from_vector`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `toVector` should have a snake case name
[INFO] [stderr]   --> src/nn/mod.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn toVector(self) -> Vec<Float> {
[INFO] [stderr]    |            ^^^^^^^^ help: convert the identifier to snake case: `to_vector`
[INFO] [stderr] 
[INFO] [stderr] warning: method `fromVector` should have a snake case name
[INFO] [stderr]    --> src/nn/mod.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn fromVector(v: &[Float]) -> Neuron {
[INFO] [stderr]     |        ^^^^^^^^^^ help: convert the identifier to snake case: `from_vector`
[INFO] [stderr] 
[INFO] [stderr] warning: method `toVector` should have a snake case name
[INFO] [stderr]    --> src/nn/mod.rs:109:8
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn toVector(mut self) -> Vec<Float> {
[INFO] [stderr]     |        ^^^^^^^^ help: convert the identifier to snake case: `to_vector`
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ml_color_classifier-c175864bb7f8e8ec
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test nn::test::test_neuron ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6a6276b134040259482f62c97d62ab246978cf08acb2a4b2192ed2ccb5c9904", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a6276b134040259482f62c97d62ab246978cf08acb2a4b2192ed2ccb5c9904", kill_on_drop: false }`
[INFO] [stdout] f6a6276b134040259482f62c97d62ab246978cf08acb2a4b2192ed2ccb5c9904