[INFO] cloning repository https://github.com/Mikndesu/O-reilly-Deep-Learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mikndesu/O-reilly-Deep-Learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikndesu%2FO-reilly-Deep-Learning", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18896afd6745f485b5be1c9f0418a0b5decfdcc1
[INFO] testing Mikndesu/O-reilly-Deep-Learning against 1.85.0 for beta-1.86-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikndesu%2FO-reilly-Deep-Learning" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mikndesu/O-reilly-Deep-Learning on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/Mikndesu/O-reilly-Deep-Learning
[INFO] finished tweaking git repo https://github.com/Mikndesu/O-reilly-Deep-Learning
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[INFO] crate git repo https://github.com/Mikndesu/O-reilly-Deep-Learning 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" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `train_flg`
[INFO] [stdout]   --> multi_layer_net/src/layers/affine_layer.rs:14:50
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn forwards(&mut self, x: &na::DMatrix<f64>, train_flg: bool) -> na::DMatrix<f64> {
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_flg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_flg`
[INFO] [stdout]  --> multi_layer_net/src/layers/relu_layer.rs:8:50
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn forwards(&mut self, x: &na::DMatrix<f64>, train_flg: bool) -> na::DMatrix<f64> {
[INFO] [stdout]   |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_flg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_flg`
[INFO] [stdout]  --> multi_layer_net/src/layers/sigmoid_layer.rs:8:50
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn forwards(&mut self, x: &na::DMatrix<f64>, train_flg: bool) -> na::DMatrix<f64> {
[INFO] [stdout]   |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_flg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dout`
[INFO] [stdout]   --> multi_layer_net/src/layers/softmax_with_loss_layer.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn backwards(&self, dout: f64) -> na::DMatrix<f64> {
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_dout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `broadcast_vector_rowwise` is never used
[INFO] [stdout]   --> multi_layer_net/src/lib.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) fn broadcast_vector_rowwise<T: Scalar + Copy + Debug + rand_distr::num_traits::Zero>(
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `input_size`, `hidden_size_list`, and `output_size` are never read
[INFO] [stdout]   --> multi_layer_net/src/multi_layer_net_extended.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct MultiLayerNetExtended {
[INFO] [stdout]    |            --------------------- fields in this struct
[INFO] [stdout] 17 |     input_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 18 |     hidden_size_list: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     output_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling oreilly_deep_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `and` is never used
[INFO] [stdout]  --> src/chapter2/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn and(x1: f64, x2: f64) -> i32 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nand` is never used
[INFO] [stdout]   --> src/chapter2/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn nand(x1: f64, x2: f64) -> i32 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `or` is never used
[INFO] [stdout]   --> src/chapter2/main.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn or(x1: f64, x2: f64) -> i32 {
[INFO] [stdout]    |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor` is never used
[INFO] [stdout]   --> src/chapter2/main.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn xor(x1: f64, x2: f64) -> i32 {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/chapter4/simple_net.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DMatrix`
[INFO] [stdout]  --> src/chapter4/simple_net.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nalgebra::{DMatrix, DVector};
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DatasetType`, `load_label`, `load_normalised_image`, and `self`
[INFO] [stdout]  --> src/chapter4/two_layer_net.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use mylib::mnist::{self, load_label, load_normalised_image, DatasetType};
[INFO] [stdout]   |                    ^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OMatrix`
[INFO] [stdout]  --> src/chapter4/main.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | use na::{DVector, Dyn, OMatrix};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ref`
[INFO] [stdout]  --> src/chapter5/two_layer_net.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::{Ref, RefCell},
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DatasetType`, `load_label`, `load_normalised_image`, and `self`
[INFO] [stdout]  --> src/chapter5/two_layer_net.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mylib::mnist::{self, load_label, load_normalised_image, DatasetType};
[INFO] [stdout]   |                    ^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dmatrix`
[INFO] [stdout]  --> src/chapter5/two_layer_net.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | use na::{dmatrix, DMatrix, Scalar};
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `na::dmatrix`
[INFO] [stdout]  --> src/chapter6/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use na::dmatrix;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelRefIterator` and `ParallelBridge`
[INFO] [stdout]   --> src/chapter6/main.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 |     IndexedParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `multi_layer_net::multi_layer_net`
[INFO] [stdout]  --> src/chapter6/over_fit_decay_batch_norm.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use multi_layer_net::multi_layer_net;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sgd`
[INFO] [stdout]  --> src/chapter6/over_fit_decay_batch_norm.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     optimiser::{sgd, sgd_ext},
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoFont`, `RED`, `WHITE`, `backend::BitMapBackend`, `chart::ChartBuilder`, `drawing::IntoDrawingArea`, and `series::LineSeries`
[INFO] [stdout]   --> src/chapter3/main.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  |     backend::BitMapBackend,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |     chart::ChartBuilder,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  |     drawing::IntoDrawingArea,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  |     series::LineSeries,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     style::{IntoFont, RED, WHITE},
[INFO] [stdout]    |             ^^^^^^^^  ^^^  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_img_label`
[INFO] [stdout]   --> src/chapter3/show_mnist.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let train_img_label = mnist::load_label(mnist::DatasetType::TestLabel, &dataset_dir);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_img_label`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IndexedParallelIterator`
[INFO] [stdout]   --> src/chapter6/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     IndexedParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelIterator`
[INFO] [stdout]   --> src/chapter6/main.rs:13:71
[INFO] [stdout]    |
[INFO] [stdout] 13 |     IndexedParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Network` is never constructed
[INFO] [stdout]   --> src/chapter3/main.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Network {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Network {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 23 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `step_function` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn step_function(x: na::RowDVector<f64>) -> na::RowDVector<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn sigmoid(x: na::RowDVector<f64>) -> na::RowDVector<f64> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `relu` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn relu(x: na::RowDVector<f64>) -> na::RowDVector<f64> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn softmax(x: na::RowDVector<f64>) -> RowDVector<f64> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `identity_fucntion` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn identity_fucntion(x: na::RowDVector<f64>) -> na::RowDVector<f64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `forward` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn forward() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first_layer` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn first_layer(x: na::RowVector2<f64>, network: &Network) -> na::RowVector3<f64> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second_layer` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn second_layer(z1: na::RowVector3<f64>, network: &Network) -> na::RowVector2<f64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `output_layer` is never used
[INFO] [stdout]    --> src/chapter3/main.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn output_layer(z2: na::RowVector2<f64>, network: &Network) -> na::RowDVector<f64> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `img_show` is never used
[INFO] [stdout]  --> src/chapter3/show_mnist.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn img_show() {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_img_from_matrix` is never used
[INFO] [stdout]   --> src/chapter3/show_mnist.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn save_img_from_matrix(matrix: na::OMatrix<u8, Const<28>, Const<28>>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gradient_descent` is never used
[INFO] [stdout]   --> src/chapter4/main.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn gradient_descent(f: fn(&na::DVector<f64>) -> f64, init_x: na::DVector<f64>) -> na::DVector<f64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `numerical_diff` is never used
[INFO] [stdout]   --> src/chapter4/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn numerical_diff(f: fn(f64) -> f64, x: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `numerical_gradient` is never used
[INFO] [stdout]   --> src/chapter4/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn numerical_gradient(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_squared_error` is never used
[INFO] [stdout]   --> src/chapter4/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn sum_squared_error(y: na::DVector<f64>, t: na::DVector<u8>) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cross_entropy_error` is never used
[INFO] [stdout]   --> src/chapter4/main.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn cross_entropy_error(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cross_entropy_error_from_label` is never used
[INFO] [stdout]   --> src/chapter4/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn cross_entropy_error_from_label(y: na::OMatrix<f64, Dyn, na::Const<10>>, t: Label) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mini_batch` is never used
[INFO] [stdout]   --> src/chapter4/main.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn mini_batch() -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleNet` is never constructed
[INFO] [stdout]  --> src/chapter4/simple_net.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct SimpleNet {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/chapter4/simple_net.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SimpleNet {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 12 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn predict(&self, x: na::Vector2<f64>) -> na::Vector3<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn softmax(&self, x: na::Vector3<f64>) -> na::DVector<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn cross_entropy_error(&self, y: na::DVector<f64>, t: &na::DVector<u8>) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn loss(&self, x: na::Vector2<f64>, t: &na::DVector<u8>) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn numerical_gradient(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn numerical_gradient_vec(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dout`
[INFO] [stdout]   --> src/chapter5/layers/softmax_with_loss_layer.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn backwards(&self, dout: f64) -> na::DMatrix<f64> {
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_dout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AdaGrad` is never constructed
[INFO] [stdout]  --> src/chapter6/optimiser/ada_grad.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct AdaGrad {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `H` is never constructed
[INFO] [stdout]  --> src/chapter6/optimiser/ada_grad.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct H {
[INFO] [stdout]   |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/chapter6/optimiser/ada_grad.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl H {
[INFO] [stdout]    | ------ associated function in this implementation
[INFO] [stdout] 15 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `update` are never used
[INFO] [stdout]   --> src/chapter6/optimiser/ada_grad.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl AdaGrad {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 29 |     pub fn new(lr: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn update(&mut self, params: &Rc<RefCell<Params>>, grads: &Grads) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Momentum` is never constructed
[INFO] [stdout]  --> src/chapter6/optimiser/momentum.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Momentum {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `V` is never constructed
[INFO] [stdout]   --> src/chapter6/optimiser/momentum.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct V {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `update` are never used
[INFO] [stdout]   --> src/chapter6/optimiser/momentum.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Momentum {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(lr: f64, momentum: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn update(&mut self, params: &Rc<RefCell<Params>>, grads: &Grads) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/chapter6/optimiser/momentum.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl V {
[INFO] [stdout]    | ------ associated function in this implementation
[INFO] [stdout] 61 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/chapter5/layers/sigmoid_layer.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Sigmoid {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `numerical_gradient` is never used
[INFO] [stdout]    --> src/chapter5/two_layer_net.rs:185:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl TwoLayerNet {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn numerical_gradient(&mut self, x: &na::DMatrix<f64>, t: &na::DMatrix<u8>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "1d92a54997e9427e0e75916bb22596859e8c5bb3d48b232c0e148e3712f309d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d92a54997e9427e0e75916bb22596859e8c5bb3d48b232c0e148e3712f309d4", kill_on_drop: false }`
[INFO] [stdout] 1d92a54997e9427e0e75916bb22596859e8c5bb3d48b232c0e148e3712f309d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 682062c02d8cbcc547db2d2c95997e085fba66c71c6fd991cc1c81ee3fecc371
[INFO] running `Command { std: "docker" "start" "-a" "682062c02d8cbcc547db2d2c95997e085fba66c71c6fd991cc1c81ee3fecc371", kill_on_drop: false }`
[INFO] [stderr]    Compiling oreilly_deep_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `train_flg`
[INFO] [stdout]   --> multi_layer_net/src/layers/affine_layer.rs:14:50
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn forwards(&mut self, x: &na::DMatrix<f64>, train_flg: bool) -> na::DMatrix<f64> {
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_flg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_flg`
[INFO] [stdout]  --> multi_layer_net/src/layers/relu_layer.rs:8:50
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn forwards(&mut self, x: &na::DMatrix<f64>, train_flg: bool) -> na::DMatrix<f64> {
[INFO] [stdout]   |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_flg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_flg`
[INFO] [stdout]  --> multi_layer_net/src/layers/sigmoid_layer.rs:8:50
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn forwards(&mut self, x: &na::DMatrix<f64>, train_flg: bool) -> na::DMatrix<f64> {
[INFO] [stdout]   |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_flg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dout`
[INFO] [stdout]   --> multi_layer_net/src/layers/softmax_with_loss_layer.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn backwards(&self, dout: f64) -> na::DMatrix<f64> {
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_dout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `broadcast_vector_rowwise` is never used
[INFO] [stdout]   --> multi_layer_net/src/lib.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) fn broadcast_vector_rowwise<T: Scalar + Copy + Debug + rand_distr::num_traits::Zero>(
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `input_size`, `hidden_size_list`, and `output_size` are never read
[INFO] [stdout]   --> multi_layer_net/src/multi_layer_net_extended.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct MultiLayerNetExtended {
[INFO] [stdout]    |            --------------------- fields in this struct
[INFO] [stdout] 17 |     input_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 18 |     hidden_size_list: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     output_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `na::dmatrix`
[INFO] [stdout]  --> src/chapter6/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use na::dmatrix;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelBridge`
[INFO] [stdout]   --> src/chapter6/main.rs:13:55
[INFO] [stdout]    |
[INFO] [stdout] 13 |     IndexedParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `multi_layer_net::multi_layer_net`
[INFO] [stdout]  --> src/chapter6/over_fit_decay_batch_norm.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use multi_layer_net::multi_layer_net;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sgd`
[INFO] [stdout]  --> src/chapter6/over_fit_decay_batch_norm.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     optimiser::{sgd, sgd_ext},
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/chapter4/simple_net.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DMatrix`
[INFO] [stdout]  --> src/chapter4/simple_net.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nalgebra::{DMatrix, DVector};
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DatasetType`, `load_label`, `load_normalised_image`, and `self`
[INFO] [stdout]  --> src/chapter4/two_layer_net.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use mylib::mnist::{self, load_label, load_normalised_image, DatasetType};
[INFO] [stdout]   |                    ^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OMatrix`
[INFO] [stdout]  --> src/chapter4/main.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | use na::{DVector, Dyn, OMatrix};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ref`
[INFO] [stdout]  --> src/chapter5/two_layer_net.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::{Ref, RefCell},
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_img_label`
[INFO] [stdout]   --> src/chapter3/show_mnist.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let train_img_label = mnist::load_label(mnist::DatasetType::TestLabel, &dataset_dir);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_img_label`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax` is never used
[INFO] [stdout]   --> src/chapter3/main.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn softmax(x: na::RowDVector<f64>) -> RowDVector<f64> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `broadcast_vector_rowwise` is never used
[INFO] [stdout]    --> src/chapter6/main.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn broadcast_vector_rowwise<T: na::Scalar + Copy + rand_distr::num_traits::Zero>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AdaGrad` is never constructed
[INFO] [stdout]  --> src/chapter6/optimiser/ada_grad.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct AdaGrad {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `H` is never constructed
[INFO] [stdout]  --> src/chapter6/optimiser/ada_grad.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct H {
[INFO] [stdout]   |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/chapter6/optimiser/ada_grad.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl H {
[INFO] [stdout]    | ------ associated function in this implementation
[INFO] [stdout] 15 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `update` are never used
[INFO] [stdout]   --> src/chapter6/optimiser/ada_grad.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl AdaGrad {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 29 |     pub fn new(lr: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn update(&mut self, params: &Rc<RefCell<Params>>, grads: &Grads) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Momentum` is never constructed
[INFO] [stdout]  --> src/chapter6/optimiser/momentum.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Momentum {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `V` is never constructed
[INFO] [stdout]   --> src/chapter6/optimiser/momentum.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct V {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `update` are never used
[INFO] [stdout]   --> src/chapter6/optimiser/momentum.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Momentum {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(lr: f64, momentum: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn update(&mut self, params: &Rc<RefCell<Params>>, grads: &Grads) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/chapter6/optimiser/momentum.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl V {
[INFO] [stdout]    | ------ associated function in this implementation
[INFO] [stdout] 61 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `net`
[INFO] [stdout]    --> src/chapter4/simple_net.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let net = SimpleNet::new();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_net`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dout`
[INFO] [stdout]   --> src/chapter5/layers/softmax_with_loss_layer.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn backwards(&self, dout: f64) -> na::DMatrix<f64> {
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_dout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_squared_error` is never used
[INFO] [stdout]   --> src/chapter4/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn sum_squared_error(y: na::DVector<f64>, t: na::DVector<u8>) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `numerical_gradient_vec` is never used
[INFO] [stdout]   --> src/chapter4/simple_net.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SimpleNet {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn numerical_gradient_vec(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `funtion_2` is never used
[INFO] [stdout]    --> src/chapter4/simple_net.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn funtion_2(x: &na::DVector<f64>) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_img`
[INFO] [stdout]    --> src/chapter5/two_layer_net.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let test_img = load_normalised_image(DatasetType::TestImg, &dataset_dir).flatten();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_img`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_label`
[INFO] [stdout]    --> src/chapter5/two_layer_net.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |     let test_label = load_label(DatasetType::TestLabel, &dataset_dir).as_one_hot();
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chapter5/two_layer_net.rs:302:9
[INFO] [stdout]     |
[INFO] [stdout] 302 |     let mut network = TwoLayerNet::new(784, 50, 10);
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.23s
[INFO] running `Command { std: "docker" "inspect" "682062c02d8cbcc547db2d2c95997e085fba66c71c6fd991cc1c81ee3fecc371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "682062c02d8cbcc547db2d2c95997e085fba66c71c6fd991cc1c81ee3fecc371", kill_on_drop: false }`
[INFO] [stdout] 682062c02d8cbcc547db2d2c95997e085fba66c71c6fd991cc1c81ee3fecc371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2802b2054a755030b661ceb6eca1749fa81e622acf18f7a77932148c662daac
[INFO] running `Command { std: "docker" "start" "-a" "c2802b2054a755030b661ceb6eca1749fa81e622acf18f7a77932148c662daac", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `train_flg`
[INFO] [stderr]   --> multi_layer_net/src/layers/affine_layer.rs:14:50
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn forwards(&mut self, x: &na::DMatrix<f64>, train_flg: bool) -> na::DMatrix<f64> {
[INFO] [stderr]    |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_flg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `train_flg`
[INFO] [stderr]  --> multi_layer_net/src/layers/relu_layer.rs:8:50
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn forwards(&mut self, x: &na::DMatrix<f64>, train_flg: bool) -> na::DMatrix<f64> {
[INFO] [stderr]   |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_flg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `train_flg`
[INFO] [stderr]  --> multi_layer_net/src/layers/sigmoid_layer.rs:8:50
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn forwards(&mut self, x: &na::DMatrix<f64>, train_flg: bool) -> na::DMatrix<f64> {
[INFO] [stderr]   |                                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_flg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dout`
[INFO] [stderr]   --> multi_layer_net/src/layers/softmax_with_loss_layer.rs:23:29
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn backwards(&self, dout: f64) -> na::DMatrix<f64> {
[INFO] [stderr]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_dout`
[INFO] [stderr] 
[INFO] [stderr] warning: function `broadcast_vector_rowwise` is never used
[INFO] [stderr]   --> multi_layer_net/src/lib.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub(crate) fn broadcast_vector_rowwise<T: Scalar + Copy + Debug + rand_distr::num_traits::Zero>(
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `input_size`, `hidden_size_list`, and `output_size` are never read
[INFO] [stderr]   --> multi_layer_net/src/multi_layer_net_extended.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct MultiLayerNetExtended {
[INFO] [stderr]    |            --------------------- fields in this struct
[INFO] [stderr] 17 |     input_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 18 |     hidden_size_list: Vec<usize>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 19 |     output_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `multi_layer_net` (lib) generated 6 warnings
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/chapter4/simple_net.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DMatrix`
[INFO] [stderr]  --> src/chapter4/simple_net.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nalgebra::{DMatrix, DVector};
[INFO] [stderr]   |                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DatasetType`, `load_label`, `load_normalised_image`, and `self`
[INFO] [stderr]  --> src/chapter4/two_layer_net.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use mylib::mnist::{self, load_label, load_normalised_image, DatasetType};
[INFO] [stderr]   |                    ^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `OMatrix`
[INFO] [stderr]  --> src/chapter4/main.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | use na::{DVector, Dyn, OMatrix};
[INFO] [stderr]   |                        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `net`
[INFO] [stderr]    --> src/chapter4/simple_net.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let net = SimpleNet::new();
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_net`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `sum_squared_error` is never used
[INFO] [stderr]   --> src/chapter4/main.rs:45:4
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn sum_squared_error(y: na::DVector<f64>, t: na::DVector<u8>) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `numerical_gradient_vec` is never used
[INFO] [stderr]   --> src/chapter4/simple_net.rs:70:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl SimpleNet {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 70 |     fn numerical_gradient_vec(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `funtion_2` is never used
[INFO] [stderr]    --> src/chapter4/simple_net.rs:126:8
[INFO] [stderr]     |
[INFO] [stderr] 126 |     fn funtion_2(x: &na::DVector<f64>) -> f64 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `na::dmatrix`
[INFO] [stderr]  --> src/chapter6/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use na::dmatrix;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ParallelBridge`
[INFO] [stderr]   --> src/chapter6/main.rs:13:55
[INFO] [stderr]    |
[INFO] [stderr] 13 |     IndexedParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `multi_layer_net::multi_layer_net`
[INFO] [stderr]  --> src/chapter6/over_fit_decay_batch_norm.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use multi_layer_net::multi_layer_net;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sgd`
[INFO] [stderr]  --> src/chapter6/over_fit_decay_batch_norm.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 |     optimiser::{sgd, sgd_ext},
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `broadcast_vector_rowwise` is never used
[INFO] [stderr]    --> src/chapter6/main.rs:113:8
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn broadcast_vector_rowwise<T: na::Scalar + Copy + rand_distr::num_traits::Zero>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AdaGrad` is never constructed
[INFO] [stderr]  --> src/chapter6/optimiser/ada_grad.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct AdaGrad {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `H` is never constructed
[INFO] [stderr]  --> src/chapter6/optimiser/ada_grad.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct H {
[INFO] [stderr]   |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/chapter6/optimiser/ada_grad.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl H {
[INFO] [stderr]    | ------ associated function in this implementation
[INFO] [stderr] 15 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `update` are never used
[INFO] [stderr]   --> src/chapter6/optimiser/ada_grad.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl AdaGrad {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 29 |     pub fn new(lr: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     pub fn update(&mut self, params: &Rc<RefCell<Params>>, grads: &Grads) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Momentum` is never constructed
[INFO] [stderr]  --> src/chapter6/optimiser/momentum.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Momentum {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `V` is never constructed
[INFO] [stderr]   --> src/chapter6/optimiser/momentum.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct V {
[INFO] [stderr]    |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `update` are never used
[INFO] [stderr]   --> src/chapter6/optimiser/momentum.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Momentum {
[INFO] [stderr]    | ------------- associated items in this implementation
[INFO] [stderr] 16 |     pub fn new(lr: f64, momentum: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn update(&mut self, params: &Rc<RefCell<Params>>, grads: &Grads) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/chapter6/optimiser/momentum.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | impl V {
[INFO] [stderr]    | ------ associated function in this implementation
[INFO] [stderr] 61 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `train_img_label`
[INFO] [stderr]   --> src/chapter3/show_mnist.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let train_img_label = mnist::load_label(mnist::DatasetType::TestLabel, &dataset_dir);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_img_label`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `softmax` is never used
[INFO] [stderr]   --> src/chapter3/main.rs:60:4
[INFO] [stderr]    |
[INFO] [stderr] 60 | fn softmax(x: na::RowDVector<f64>) -> RowDVector<f64> {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Ref`
[INFO] [stderr]  --> src/chapter5/two_layer_net.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 |     cell::{Ref, RefCell},
[INFO] [stderr]   |            ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dout`
[INFO] [stderr]   --> src/chapter5/layers/softmax_with_loss_layer.rs:23:29
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn backwards(&self, dout: f64) -> na::DMatrix<f64> {
[INFO] [stderr]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_dout`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_img`
[INFO] [stderr]    --> src/chapter5/two_layer_net.rs:225:9
[INFO] [stderr]     |
[INFO] [stderr] 225 |     let test_img = load_normalised_image(DatasetType::TestImg, &dataset_dir).flatten();
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_img`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_label`
[INFO] [stderr]    --> src/chapter5/two_layer_net.rs:226:9
[INFO] [stderr]     |
[INFO] [stderr] 226 |     let test_label = load_label(DatasetType::TestLabel, &dataset_dir).as_one_hot();
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_label`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/chapter5/two_layer_net.rs:302:9
[INFO] [stderr]     |
[INFO] [stderr] 302 |     let mut network = TwoLayerNet::new(784, 50, 10);
[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: `oreilly_deep_learning` (bin "oreilly_deep_learning_chapter4" test) generated 8 warnings (run `cargo fix --bin "oreilly_deep_learning_chapter4" --tests` to apply 4 suggestions)
[INFO] [stderr] warning: `oreilly_deep_learning` (bin "oreilly_deep_learning_chapter6" test) generated 13 warnings (run `cargo fix --bin "oreilly_deep_learning_chapter6" --tests` to apply 4 suggestions)
[INFO] [stderr] warning: `oreilly_deep_learning` (bin "oreilly_deep_learning_chapter3" test) generated 2 warnings
[INFO] [stderr] warning: `oreilly_deep_learning` (bin "oreilly_deep_learning_chapter5" test) generated 5 warnings (run `cargo fix --bin "oreilly_deep_learning_chapter5" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests src/chapter2/main.rs (/opt/rustwide/target/debug/deps/oreilly_deep_learning_chapter2-72a1e6ef53eb06b5)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_and ... ok
[INFO] [stdout] test test_xor ... ok
[INFO] [stdout] test test_or ... ok
[INFO] [stdout] test test_nand ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/chapter3/main.rs (/opt/rustwide/target/debug/deps/oreilly_deep_learning_chapter3-2a966075ef77eb01)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_forward ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'test_step_function' panicked at library/core/src/panicking.rs:218:5:
[INFO] [stderr] unsafe precondition(s) violated: slice::from_raw_parts requires the pointer to be aligned and non-null, and the total size of the slice not to exceed `isize::MAX`
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x647f026ef92a - std::backtrace_rs::backtrace::libunwind::trace::h88deb10bd0145eb8
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]    1:     0x647f026ef92a - std::backtrace_rs::backtrace::trace_unsynchronized::he1036f5481c14dff
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x647f026ef92a - std::sys::backtrace::_print_fmt::hecc345b6e70c4b20
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x647f026ef92a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::he089f96442833f67
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x647f0271b033 - core::fmt::rt::Argument::fmt::h1f77cded99c71a14
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]    5:     0x647f0271b033 - core::fmt::write::h2f210ed4c94745cb
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/fmt/mod.rs:1440:21
[INFO] [stderr]    6:     0x647f026ebbe3 - std::io::Write::write_fmt::h7de08171ab770fb2
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/io/mod.rs:1887:15
[INFO] [stderr]    7:     0x647f026ef772 - std::sys::backtrace::BacktraceLock::print::h810fbd31421329e6
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    8:     0x647f026f0e60 - std::panicking::default_hook::{{closure}}::hbaad47ed9dc6356d
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:295:22
[INFO] [stderr]    9:     0x647f026f0c40 - std::panicking::default_hook::h24e207139139d40a
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:322:9
[INFO] [stderr]   10:     0x647f0209a0c3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h63353c459bb27956
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/alloc/src/boxed.rs:2007:9
[INFO] [stderr]   11:     0x647f0209a0c3 - test::test_main::{{closure}}::hd5af4d6c4e32fe08
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:134:21
[INFO] [stderr]   12:     0x647f026f1693 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3af32c23caf5c679
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/alloc/src/boxed.rs:2007:9
[INFO] [stderr]   13:     0x647f026f1693 - std::panicking::rust_panic_with_hook::ha9131beeb2ddc506
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:836:13
[INFO] [stderr]   14:     0x647f026f1336 - std::panicking::begin_panic_handler::{{closure}}::h1bba0eaeb6da506f
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:694:13
[INFO] [stderr]   15:     0x647f026efe29 - std::sys::backtrace::__rust_end_short_backtrace::h1d1ca3eade483f4c
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]   16:     0x647f026f0ffd - rust_begin_unwind
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:692:5
[INFO] [stderr]   17:     0x647f01ff75cd - core::panicking::panic_nounwind_fmt::runtime::hdd2d1a56a8b6cee7
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/panicking.rs:117:22
[INFO] [stderr]   18:     0x647f01ff75cd - core::panicking::panic_nounwind_fmt::h0d5ff668f956fac4
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/intrinsics/mod.rs:3869:9
[INFO] [stderr]   19:     0x647f01ff7662 - core::panicking::panic_nounwind::h385b7d9bda51382d
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/panicking.rs:218:5
[INFO] [stderr]   20:     0x647f020e4c93 - core::slice::raw::from_raw_parts::precondition_check::h8172db7fe3446bc5
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/ub_checks.rs:68:21
[INFO] [stderr]   21:     0x647f020e4a9f - core::slice::raw::from_raw_parts::h645665f41603ef0d
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/ub_checks.rs:75:17
[INFO] [stderr]   22:     0x647f020e1c3c - font_kit::loaders::freetype::Font::rasterize_glyph::h5a4f83cd2320388d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/font-kit-0.11.0/src/loaders/freetype.rs:847:26
[INFO] [stderr]   23:     0x647f0202e916 - <plotters::style::font::ttf::FontDataInternal as plotters::style::font::FontData>::draw::he2ada3dd58e656d0
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotters-0.3.5/src/style/font/ttf.rs:265:26
[INFO] [stderr]   24:     0x647f02060602 - plotters::style::font::font_desc::FontDesc::draw::hb26845bcbf6db8fc
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotters-0.3.5/src/style/font/font_desc.rs:168:29
[INFO] [stderr]   25:     0x647f02060af9 - <plotters::style::text::TextStyle as plotters_backend::text::BackendTextStyle>::draw::hfea4ce61c1a00c80
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotters-0.3.5/src/style/text.rs:322:9
[INFO] [stderr]   26:     0x647f02051248 - plotters_backend::DrawingBackend::draw_text::h9a2306f34f3b20fe
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotters-backend-0.3.5/src/lib.rs:250:15
[INFO] [stderr]   27:     0x647f0204a8e0 - plotters::drawing::area::DrawingArea<DB,plotters::coord::Shift>::titled::{{closure}}::heaf2c8ccb67c0a15
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotters-0.3.5/src/drawing/area.rs:496:13
[INFO] [stderr]   28:     0x647f02049151 - plotters::drawing::area::DrawingArea<DB,CT>::backend_ops::hef93217f3e3ac80e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotters-0.3.5/src/drawing/area.rs:282:13
[INFO] [stderr]   29:     0x647f0204a511 - plotters::drawing::area::DrawingArea<DB,plotters::coord::Shift>::titled::h53ac9d0e7e062443
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotters-0.3.5/src/drawing/area.rs:495:9
[INFO] [stderr]   30:     0x647f02024bba - plotters::chart::builder::ChartBuilder<DB>::build_cartesian_2d::h5647f6d61f1ed852
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plotters-0.3.5/src/chart/builder.rs:332:28
[INFO] [stderr]   31:     0x647f0204c5cf - oreilly_deep_learning_chapter3::test_step_function::h6187d75e3fa8fda9
[INFO] [stderr]                                at /opt/rustwide/workdir/src/chapter3/main.rs:122:20
[INFO] [stderr]   32:     0x647f0204c1c7 - oreilly_deep_learning_chapter3::test_step_function::{{closure}}::h00593558f0885ab4
[INFO] [stderr]                                at /opt/rustwide/workdir/src/chapter3/main.rs:113:24
[INFO] [stderr]   33:     0x647f0203cc26 - core::ops::function::FnOnce::call_once::hc05508952420a3fe
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   34:     0x647f0209f86b - core::ops::function::FnOnce::call_once::h8acc80b5a33ff319
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   35:     0x647f0209f86b - test::__rust_begin_short_backtrace::h52b6da716ad42b7d
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:632:18
[INFO] [stderr]   36:     0x647f0209e7a3 - test::run_test_in_process::{{closure}}::h2580047890abbefe
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:655:60
[INFO] [stderr]   37:     0x647f0209e7a3 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h936f8c89d0a99c40
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   38:     0x647f0209e7a3 - std::panicking::try::do_call::h868682cc368697f9
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:584:40
[INFO] [stderr]   39:     0x647f0209e7a3 - std::panicking::try::h0356ffc38cbb5501
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:547:19
[INFO] [stderr]   40:     0x647f0209e7a3 - std::panic::catch_unwind::h74edf102a3082536
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panic.rs:358:14
[INFO] [stderr]   41:     0x647f0209e7a3 - test::run_test_in_process::hc27d69576b7224e4
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:655:27
[INFO] [stderr]   42:     0x647f0209e7a3 - test::run_test::{{closure}}::h9f3bfaf910429adb
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:576:43
[INFO] [stderr]   43:     0x647f020624d5 - test::run_test::{{closure}}::h3d537cdce8ec5816
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:606:41
[INFO] [stderr]   44:     0x647f020624d5 - std::sys::backtrace::__rust_begin_short_backtrace::hb51d9a6c67ec382d
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:152:18
[INFO] [stderr]   45:     0x647f02065f16 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5738f3abb9603fe6
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/thread/mod.rs:564:17
[INFO] [stderr]   46:     0x647f02065f16 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5e9f4b56e45e8108
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   47:     0x647f02065f16 - std::panicking::try::do_call::ha36db853b2f34e23
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:584:40
[INFO] [stderr]   48:     0x647f02065f16 - std::panicking::try::h57e1aa33a0efb1be
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:547:19
[INFO] [stderr]   49:     0x647f02065f16 - std::panic::catch_unwind::hdb71a6103024936e
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panic.rs:358:14
[INFO] [stderr]   50:     0x647f02065f16 - std::thread::Builder::spawn_unchecked_::{{closure}}::h8caa22218f423ab1
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/thread/mod.rs:562:30
[INFO] [stderr]   51:     0x647f02065f16 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb3b44780e9c053e5
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   52:     0x647f026f5dbb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2649f14f1b1c150d
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/alloc/src/boxed.rs:1993:9
[INFO] [stderr]   53:     0x647f026f5dbb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb2ade58cb34e1bc4
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/alloc/src/boxed.rs:1993:9
[INFO] [stderr]   54:     0x647f026f5dbb - std::sys::pal::unix::thread::Thread::new::thread_start::ha07e360225fa3528
[INFO] [stderr]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/pal/unix/thread.rs:106:17
[INFO] [stderr]   55:     0x71898e465ac3 - <unknown>
[INFO] [stderr]   56:     0x71898e4f6a04 - clone
[INFO] [stderr]   57:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--bin oreilly_deep_learning_chapter3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/oreilly_deep_learning_chapter3-2a966075ef77eb01` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "c2802b2054a755030b661ceb6eca1749fa81e622acf18f7a77932148c662daac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2802b2054a755030b661ceb6eca1749fa81e622acf18f7a77932148c662daac", kill_on_drop: false }`
[INFO] [stdout] c2802b2054a755030b661ceb6eca1749fa81e622acf18f7a77932148c662daac
