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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhehanyu%2Frust-ml" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
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[INFO] crate git repo https://github.com/zhehanyu/rust-ml already has a lockfile, it will not be regenerated
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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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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: 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_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 `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 `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 `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_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 `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: 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 `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 `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: 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_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 `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] [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] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "80d18eb94741e4e7d1551c6ba821d00bdad14b2a9b474d0bff8851edf9b174c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80d18eb94741e4e7d1551c6ba821d00bdad14b2a9b474d0bff8851edf9b174c0", kill_on_drop: false }`
[INFO] [stdout] 80d18eb94741e4e7d1551c6ba821d00bdad14b2a9b474d0bff8851edf9b174c0