[INFO] cloning repository https://github.com/zhehanyu/rust-ml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhehanyu/rust-ml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhehanyu%2Frust-ml", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c021ac0f56e85f19ec52631e85d9a0ce53f66884
[INFO] testing zhehanyu/rust-ml against beta-2025-01-12 for beta-1.85-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhehanyu%2Frust-ml" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhehanyu/rust-ml on toolchain beta-2025-01-12
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-01-12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhehanyu/rust-ml
[INFO] finished tweaking git repo https://github.com/zhehanyu/rust-ml
[INFO] tweaked toml for git repo https://github.com/zhehanyu/rust-ml written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/zhehanyu/rust-ml already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-01-12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 606fc1e05b10e8b00dc1337728882300bb09b18b52b068cf2d17c035d171ef34
[INFO] running `Command { std: "docker" "start" "-a" "606fc1e05b10e8b00dc1337728882300bb09b18b52b068cf2d17c035d171ef34", kill_on_drop: false }`
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/process_data/mod.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn normolized(mut raw_data: OwnedFloatMatrix, skip_last_column: bool) -> OwnedFloatMatrix {
[INFO] [stdout]    |                   ----^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::prelude::*`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/process_data/mod.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn normolized(mut raw_data: OwnedFloatMatrix, skip_last_column: bool) -> OwnedFloatMatrix {
[INFO] [stdout]    |                   ----^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear_regression_cost` is never used
[INFO] [stdout]  --> src/linear_regression/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn linear_regression_cost(x: ViewFloatMatrix, y: ViewFloatMatrix, theta: ViewFloatMatrix) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear_regression_gradient_descent` is never used
[INFO] [stdout]   --> src/linear_regression/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn linear_regression_gradient_descent(x: ViewFloatMatrix, y: ViewFloatMatrix, mut theta: ViewMutFloatMatrix, alpha: f64, iters: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_linear_regression` is never used
[INFO] [stdout]   --> src/linear_regression/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn process_linear_regression(raw_data: OwnedFloatMatrix) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]  --> src/logistic_regression/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn sigmoid(z: f64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `logistic_regression_cost` is never used
[INFO] [stdout]  --> src/logistic_regression/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn logistic_regression_cost(x: ViewFloatMatrix, y: ViewFloatMatrix, theta: ViewFloatMatrix) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `logistic_regression_gradient_descent` is never used
[INFO] [stdout]   --> src/logistic_regression/mod.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn logistic_regression_gradient_descent(x: ViewFloatMatrix, y: ViewFloatMatrix, mut theta: ViewMutFloatMatrix, alpha: f64, iters: usi...
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_logistic_regression` is never used
[INFO] [stdout]   --> src/logistic_regression/mod.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn process_logistic_regression(raw_data: OwnedFloatMatrix) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `OwnedFloatMatrix` is never used
[INFO] [stdout]  --> src/process_data/mod.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type OwnedFloatMatrix = ArrayBase<ndarray::OwnedRepr<f64>, ndarray::Dim<[usize; 2]>>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ViewFloatMatrix` is never used
[INFO] [stdout]  --> src/process_data/mod.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type ViewFloatMatrix<'a> = ArrayBase<ndarray::ViewRepr<&'a f64>, ndarray::Dim<[usize; 2]>>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ViewMutFloatMatrix` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type ViewMutFloatMatrix<'a> = ArrayBase<ndarray::ViewRepr<&'a mut f64>, ndarray::Dim<[usize; 2]>>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_lines` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn read_lines<P>(filename: P) -> io::Result<io::Lines<io::BufReader<File>>>
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_float_matrix` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn read_float_matrix<P>(filename: P) -> Option<OwnedFloatMatrix>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `normolized` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn normolized(mut raw_data: OwnedFloatMatrix, skip_last_column: bool) -> OwnedFloatMatrix {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `plot_data` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn plot_data(data: ViewFloatMatrix, path: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.41s
[INFO] running `Command { std: "docker" "inspect" "606fc1e05b10e8b00dc1337728882300bb09b18b52b068cf2d17c035d171ef34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "606fc1e05b10e8b00dc1337728882300bb09b18b52b068cf2d17c035d171ef34", kill_on_drop: false }`
[INFO] [stdout] 606fc1e05b10e8b00dc1337728882300bb09b18b52b068cf2d17c035d171ef34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d94dd0eef6fcfd5848c4c62f5b979e24e5d582b37e90bac9d459ecd62bcde513
[INFO] running `Command { std: "docker" "start" "-a" "d94dd0eef6fcfd5848c4c62f5b979e24e5d582b37e90bac9d459ecd62bcde513", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-ml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/process_data/mod.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn normolized(mut raw_data: OwnedFloatMatrix, skip_last_column: bool) -> OwnedFloatMatrix {
[INFO] [stdout]    |                   ----^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::prelude::*`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/process_data/mod.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn normolized(mut raw_data: OwnedFloatMatrix, skip_last_column: bool) -> OwnedFloatMatrix {
[INFO] [stdout]    |                   ----^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/process_data/mod.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn normolized(mut raw_data: OwnedFloatMatrix, skip_last_column: bool) -> OwnedFloatMatrix {
[INFO] [stdout]    |                   ----^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear_regression_cost` is never used
[INFO] [stdout]  --> src/linear_regression/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn linear_regression_cost(x: ViewFloatMatrix, y: ViewFloatMatrix, theta: ViewFloatMatrix) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear_regression_gradient_descent` is never used
[INFO] [stdout]   --> src/linear_regression/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn linear_regression_gradient_descent(x: ViewFloatMatrix, y: ViewFloatMatrix, mut theta: ViewMutFloatMatrix, alpha: f64, iters: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_linear_regression` is never used
[INFO] [stdout]   --> src/linear_regression/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn process_linear_regression(raw_data: OwnedFloatMatrix) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]  --> src/logistic_regression/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn sigmoid(z: f64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `logistic_regression_cost` is never used
[INFO] [stdout]  --> src/logistic_regression/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn logistic_regression_cost(x: ViewFloatMatrix, y: ViewFloatMatrix, theta: ViewFloatMatrix) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `logistic_regression_gradient_descent` is never used
[INFO] [stdout]   --> src/logistic_regression/mod.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn logistic_regression_gradient_descent(x: ViewFloatMatrix, y: ViewFloatMatrix, mut theta: ViewMutFloatMatrix, alpha: f64, iters: usi...
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_logistic_regression` is never used
[INFO] [stdout]   --> src/logistic_regression/mod.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn process_logistic_regression(raw_data: OwnedFloatMatrix) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `OwnedFloatMatrix` is never used
[INFO] [stdout]  --> src/process_data/mod.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type OwnedFloatMatrix = ArrayBase<ndarray::OwnedRepr<f64>, ndarray::Dim<[usize; 2]>>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ViewFloatMatrix` is never used
[INFO] [stdout]  --> src/process_data/mod.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type ViewFloatMatrix<'a> = ArrayBase<ndarray::ViewRepr<&'a f64>, ndarray::Dim<[usize; 2]>>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ViewMutFloatMatrix` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type ViewMutFloatMatrix<'a> = ArrayBase<ndarray::ViewRepr<&'a mut f64>, ndarray::Dim<[usize; 2]>>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_lines` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn read_lines<P>(filename: P) -> io::Result<io::Lines<io::BufReader<File>>>
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_float_matrix` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn read_float_matrix<P>(filename: P) -> Option<OwnedFloatMatrix>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `normolized` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn normolized(mut raw_data: OwnedFloatMatrix, skip_last_column: bool) -> OwnedFloatMatrix {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `plot_data` is never used
[INFO] [stdout]   --> src/process_data/mod.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn plot_data(data: ViewFloatMatrix, path: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "d94dd0eef6fcfd5848c4c62f5b979e24e5d582b37e90bac9d459ecd62bcde513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94dd0eef6fcfd5848c4c62f5b979e24e5d582b37e90bac9d459ecd62bcde513", kill_on_drop: false }`
[INFO] [stdout] d94dd0eef6fcfd5848c4c62f5b979e24e5d582b37e90bac9d459ecd62bcde513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ebac370b026e1b8d0e030b5e80948407e5e5874f2530beab5b8441a92bf0191
[INFO] running `Command { std: "docker" "start" "-a" "8ebac370b026e1b8d0e030b5e80948407e5e5874f2530beab5b8441a92bf0191", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/process_data/mod.rs:50:19
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn normolized(mut raw_data: OwnedFloatMatrix, skip_last_column: bool) -> OwnedFloatMatrix {
[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: `rust-ml` (lib) generated 1 warning (run `cargo fix --lib -p rust-ml` to apply 1 suggestion)
[INFO] [stderr] warning: `rust-ml` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused import: `ndarray::prelude::*`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use ndarray::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `linear_regression_cost` is never used
[INFO] [stderr]  --> src/linear_regression/mod.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn linear_regression_cost(x: ViewFloatMatrix, y: ViewFloatMatrix, theta: ViewFloatMatrix) -> f64 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `linear_regression_gradient_descent` is never used
[INFO] [stderr]   --> src/linear_regression/mod.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn linear_regression_gradient_descent(x: ViewFloatMatrix, y: ViewFloatMatrix, mut theta: ViewMutFloatMatrix, alpha: f64, iters: usize) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `process_linear_regression` is never used
[INFO] [stderr]   --> src/linear_regression/mod.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn process_linear_regression(raw_data: OwnedFloatMatrix) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sigmoid` is never used
[INFO] [stderr]  --> src/logistic_regression/mod.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn sigmoid(z: f64) -> f64 {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `logistic_regression_cost` is never used
[INFO] [stderr]  --> src/logistic_regression/mod.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn logistic_regression_cost(x: ViewFloatMatrix, y: ViewFloatMatrix, theta: ViewFloatMatrix) -> f64 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `logistic_regression_gradient_descent` is never used
[INFO] [stderr]   --> src/logistic_regression/mod.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn logistic_regression_gradient_descent(x: ViewFloatMatrix, y: ViewFloatMatrix, mut theta: ViewMutFloatMatrix, alpha: f64, iters: usi...
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `process_logistic_regression` is never used
[INFO] [stderr]   --> src/logistic_regression/mod.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn process_logistic_regression(raw_data: OwnedFloatMatrix) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `OwnedFloatMatrix` is never used
[INFO] [stderr]  --> src/process_data/mod.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub type OwnedFloatMatrix = ArrayBase<ndarray::OwnedRepr<f64>, ndarray::Dim<[usize; 2]>>;
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `ViewFloatMatrix` is never used
[INFO] [stderr]  --> src/process_data/mod.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub type ViewFloatMatrix<'a> = ArrayBase<ndarray::ViewRepr<&'a f64>, ndarray::Dim<[usize; 2]>>;
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `ViewMutFloatMatrix` is never used
[INFO] [stderr]   --> src/process_data/mod.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub type ViewMutFloatMatrix<'a> = ArrayBase<ndarray::ViewRepr<&'a mut f64>, ndarray::Dim<[usize; 2]>>;
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_lines` is never used
[INFO] [stderr]   --> src/process_data/mod.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn read_lines<P>(filename: P) -> io::Result<io::Lines<io::BufReader<File>>>
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_float_matrix` is never used
[INFO] [stderr]   --> src/process_data/mod.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn read_float_matrix<P>(filename: P) -> Option<OwnedFloatMatrix>
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `normolized` is never used
[INFO] [stderr]   --> src/process_data/mod.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn normolized(mut raw_data: OwnedFloatMatrix, skip_last_column: bool) -> OwnedFloatMatrix {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `plot_data` is never used
[INFO] [stderr]   --> src/process_data/mod.rs:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub fn plot_data(data: ViewFloatMatrix, path: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-ml` (bin "rust-ml" test) generated 16 warnings (1 duplicate) (run `cargo fix --bin "rust-ml" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_ml-480839bac456cc33)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ex1.rs (/opt/rustwide/target/debug/deps/ex1-ca41b3477794fab3)
[INFO] [stderr]      Running unittests src/bin/ex2.rs (/opt/rustwide/target/debug/deps/ex2-926d2caeb5762506)
[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; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_ml-bbe6c3a410337cbe)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_ml
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ebac370b026e1b8d0e030b5e80948407e5e5874f2530beab5b8441a92bf0191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebac370b026e1b8d0e030b5e80948407e5e5874f2530beab5b8441a92bf0191", kill_on_drop: false }`
[INFO] [stdout] 8ebac370b026e1b8d0e030b5e80948407e5e5874f2530beab5b8441a92bf0191