[INFO] cloning repository https://github.com/t2hk/RustZeroDeepLearning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t2hk/RustZeroDeepLearning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft2hk%2FRustZeroDeepLearning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft2hk%2FRustZeroDeepLearning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5701140904ef4bf3d5704977865a8169e4a3adc7
[INFO] testing t2hk/RustZeroDeepLearning against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft2hk%2FRustZeroDeepLearning" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/t2hk/RustZeroDeepLearning
[INFO] finished tweaking git repo https://github.com/t2hk/RustZeroDeepLearning
[INFO] tweaked toml for git repo https://github.com/t2hk/RustZeroDeepLearning written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/t2hk/RustZeroDeepLearning on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/t2hk/RustZeroDeepLearning 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-rand v0.15.0
[INFO] [stderr]   Downloaded dwrote v0.11.3
[INFO] [stderr]   Downloaded rand_isaac v0.3.0
[INFO] [stderr]   Downloaded jiff-static v0.2.5
[INFO] [stderr]   Downloaded ndarray v0.16.1
[INFO] [stderr]   Downloaded jiff v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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_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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32ae6b3815923ca4bf6e99a18f31e53ec80b120319c7d0e4bfa425dd8c5cd3a7
[INFO] running `Command { std: "docker" "start" "-a" "32ae6b3815923ca4bf6e99a18f31e53ec80b120319c7d0e4bfa425dd8c5cd3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32ae6b3815923ca4bf6e99a18f31e53ec80b120319c7d0e4bfa425dd8c5cd3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ae6b3815923ca4bf6e99a18f31e53ec80b120319c7d0e4bfa425dd8c5cd3a7", kill_on_drop: false }`
[INFO] [stdout] 32ae6b3815923ca4bf6e99a18f31e53ec80b120319c7d0e4bfa425dd8c5cd3a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 992c26a15df90d9da0f707af50a24929bd49c893e187580e9834f7965b7b5689
[INFO] running `Command { std: "docker" "start" "-a" "992c26a15df90d9da0f707af50a24929bd49c893e187580e9834f7965b7b5689", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling cc v1.2.18
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v6.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.7
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling font-kit v0.14.2
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling bytemuck v1.22.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling ttf-parser v0.20.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling jiff v0.2.5
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling pathfinder_simd v0.5.4
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling freetype-sys v0.20.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling rand_isaac v0.3.0
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling plotters-bitmap v0.3.7
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ndarray-rand v0.15.0
[INFO] [stderr]    Compiling rust_zero_deeplearning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `series::PointSeries`
[INFO] [stdout]   --> src/modules/datasets.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     series::PointSeries,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/modules/datasets.rs:171:47
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout]     |                                               ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 171 -     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout] 171 +     let mut t: Array<usize, _> = Array::zeros(data_size);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Axis` and `s`
[INFO] [stdout]   --> src/modules/math/get_item.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ndarray::{s, Array, Axis, IxDyn};
[INFO] [stdout]    |               ^         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/linear.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/matmul.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array1`
[INFO] [stdout]  --> src/modules/math/softmax.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray::{Array, Array1, Axis, IxDyn};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArrayViewMut`, `ArrayView`, `Ix0`, `Ix1`, `Zip`, and `s`
[INFO] [stdout]  --> src/modules/utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |     ^                ^^^^^^^^^  ^^^^^^^^^^^^                   ^^^  ^^^
[INFO] [stdout] 7 |     SliceInfoElem, Zip,
[INFO] [stdout]   |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/modules.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use crate::modules::core::data_loader::*;
[INFO] [stdout]    |         ------------------------------------ but the name `DataLoader` in the type namespace is also re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 25 | pub use crate::modules::datasets::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `DataLoader` in the type namespace is first re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `modules::math::get_item_grad::*`
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use modules::math::get_item_grad::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dimension`
[INFO] [stdout]  --> src/modules/utils.rs:6:53
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |                                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for (idx, key) in self.layers.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         for (idx, key_value) in self.layer_models.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (name, parameter) in self.parameters.iter_mut() {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let mut layer = LayerExecutor::new(Rc::new(RefCell::new(ll)));
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/modules/math/get_item.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         inputs: Vec<Variable<V>>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/math/reshape.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut gy = gys[0].clone();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indices`
[INFO] [stdout]    --> src/modules/utils.rs:780:52
[INFO] [stdout]     |
[INFO] [stdout] 780 |                         Some(DynamicSlice::Indices(indices)) => Slice {
[INFO] [stdout]     |                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:752:14
[INFO] [stdout]     |
[INFO] [stdout] 752 |         for (dim, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/utils.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |         let mut slice_info = self.create_slice_info(array.shape());
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/modules/utils.rs:894:14
[INFO] [stdout]     |
[INFO] [stdout] 894 |         for (i, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:999:9
[INFO] [stdout]     |
[INFO] [stdout] 999 |         dim: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `shuffle` and `data_size` are never read
[INFO] [stdout]   --> src/modules/core/data_loader.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct DataLoader {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     shuffle: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 14 |     data_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataLoader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:330:4
[INFO] [stdout]     |
[INFO] [stdout] 330 | fn type_of<T>(_: T) -> String {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nobias` is never read
[INFO] [stdout]   --> src/modules/layer_modules/linear.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LinearLayer<V: MathOps> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     nobias: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LinearLayer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x_shape` is never read
[INFO] [stdout]   --> src/modules/math/get_item.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GetItemFunction {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 14 |     x_shape: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GetItemFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `series::PointSeries`
[INFO] [stdout]   --> src/modules/datasets.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     series::PointSeries,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/modules/datasets.rs:171:47
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout]     |                                               ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 171 -     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout] 171 +     let mut t: Array<usize, _> = Array::zeros(data_size);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::*`
[INFO] [stdout]  --> src/modules/layer_modules.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::modules::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Axis` and `s`
[INFO] [stdout]   --> src/modules/math/get_item.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ndarray::{s, Array, Axis, IxDyn};
[INFO] [stdout]    |               ^         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/linear.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/matmul.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array1`
[INFO] [stdout]  --> src/modules/math/softmax.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray::{Array, Array1, Axis, IxDyn};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::*`
[INFO] [stdout]  --> src/modules/optimizers.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use crate::modules::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArrayViewMut`, `ArrayView`, `Ix0`, `Ix1`, `Zip`, and `s`
[INFO] [stdout]  --> src/modules/utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |     ^                ^^^^^^^^^  ^^^^^^^^^^^^                   ^^^  ^^^
[INFO] [stdout] 7 |     SliceInfoElem, Zip,
[INFO] [stdout]   |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dimension`
[INFO] [stdout]  --> src/modules/utils.rs:6:53
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |                                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for (idx, key) in self.layers.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         for (idx, key_value) in self.layer_models.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (name, parameter) in self.parameters.iter_mut() {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let mut layer = LayerExecutor::new(Rc::new(RefCell::new(ll)));
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/modules/math/get_item.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         inputs: Vec<Variable<V>>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/math/reshape.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut gy = gys[0].clone();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indices`
[INFO] [stdout]    --> src/modules/utils.rs:780:52
[INFO] [stdout]     |
[INFO] [stdout] 780 |                         Some(DynamicSlice::Indices(indices)) => Slice {
[INFO] [stdout]     |                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:752:14
[INFO] [stdout]     |
[INFO] [stdout] 752 |         for (dim, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/utils.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |         let mut slice_info = self.create_slice_info(array.shape());
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/modules/utils.rs:894:14
[INFO] [stdout]     |
[INFO] [stdout] 894 |         for (i, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:999:9
[INFO] [stdout]     |
[INFO] [stdout] 999 |         dim: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BigIntWrapper` is never constructed
[INFO] [stdout]   --> src/modules/big_int_wrapper.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BigIntWrapper(pub Rc<BigInt>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `inner` are never used
[INFO] [stdout]   --> src/modules/big_int_wrapper.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl BigIntWrapper {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 19 |     pub fn new(value: BigInt) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn inner(&self) -> &BigInt {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DataLoader` is never constructed
[INFO] [stdout]   --> src/modules/core/data_loader.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct DataLoader {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `init` and `accuracy` are never used
[INFO] [stdout]   --> src/modules/core/data_loader.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl DataLoader {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn init(dataset: Dataset, batch_size: usize, shuffle: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn accuracy(y: &Variable<f64>, t: &Variable<usize>) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sphere` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn sphere<V: MathOps>(x: Variable<V>, y: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `matyas` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn matyas<V: MathOps>(x: Variable<V>, y: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `goldstein` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn goldstein<V: MathOps>(x: Variable<V>, y: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rosenblock` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn rosenblock<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dot` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn dot<V: MathOps>(x0: Array<V, IxDyn>, x1: Array<V, IxDyn>) -> Array<V, IxDyn> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear_simple` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:278:8
[INFO] [stdout]     |
[INFO] [stdout] 278 | pub fn linear_simple<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid_simple` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 300 | pub fn sigmoid_simple<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `predict_linear_with_sigmoid` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:313:8
[INFO] [stdout]     |
[INFO] [stdout] 313 | pub fn predict_linear_with_sigmoid<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:330:4
[INFO] [stdout]     |
[INFO] [stdout] 330 | fn type_of<T>(_: T) -> String {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `backward` is never used
[INFO] [stdout]   --> src/modules/core/functions.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait Function<V>: std::fmt::Debug
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn backward(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `detail`, `get_inputs`, `get_outputs`, `get_creator`, `backward`, and `extract_creators` are never used
[INFO] [stdout]    --> src/modules/core/functions.rs:97:12
[INFO] [stdout]     |
[INFO] [stdout]  80 | impl<V: MathOps> FunctionExecutor<V> {
[INFO] [stdout]     | ------------------------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub fn detail(&self) -> String {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn get_inputs(&self) -> Vec<Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn get_outputs(&self) -> Vec<Weak<RefCell<RawData<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn get_creator(&self) -> Rc<RefCell<dyn Function<V>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 |     pub fn backward(&self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 268 |     pub fn extract_creators(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LayerModel` is never constructed
[INFO] [stdout]   --> src/modules/core/layer.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct LayerModel<V: MathOps + 'static, O> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/modules/core/layer.rs:21:12
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<V: MathOps, O: Optimizer<Val = V>> LayerModel<V, O> {
[INFO] [stdout]     | -------------------------------------------------------- associated items in this implementation
[INFO] [stdout]  20 |     /// コンストラクタ
[INFO] [stdout]  21 |     pub fn new() -> LayerModel<V, O> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  30 |     pub fn add_layer(&mut self, name: &str, layer: LayerExecutor<V>) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  35 |     pub fn get_layer(&self, name: &str) -> &LayerExecutor<V> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  39 |     pub fn get_layers(&self) -> OrderedHashMap<LayerExecutor<V>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  44 |     pub fn add_layer_model(&mut self, name: &str, layer_model: LayerModel<V, O>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  49 |     pub fn get_layer_model(&self, name: &str) -> &LayerModel<V, O> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  57 |     pub fn set_optimizer(&mut self, optimizer: O) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  62 |     pub fn cleargrads(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn forward(&mut self, layer_name: &str, x: Vec<Variable<V>>) -> Vec<Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  85 |     pub fn get_parameters(&self) -> Vec<Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn update_parameters(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Layer` is never used
[INFO] [stdout]    --> src/modules/core/layer.rs:120:11
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub trait Layer<V>: std::fmt::Debug
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LayerExecutor` is never constructed
[INFO] [stdout]    --> src/modules/core/layer.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub struct LayerExecutor<V: MathOps + 'static> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/modules/core/layer.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 169 | impl<V: MathOps> LayerExecutor<V> {
[INFO] [stdout]     | --------------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub fn new(layer_function: Rc<RefCell<dyn Layer<V>>>) -> LayerExecutor<V> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |     pub fn set_inputs(&mut self, inputs: Vec<Variable<V>>) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 201 |     pub fn set_outputs(&mut self, outputs: Vec<Variable<V>>) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn get_inputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 |     pub fn get_outputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 |     pub fn add_parameter(&mut self, name: &str, parameter: Variable<V>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn get_parameter(&self, name: &str) -> Variable<V> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 248 |     pub fn get_parameters(&self) -> HashMap<String, Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 253 |     pub fn cleargrads(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 264 |     fn forward(&mut self, inputs: Vec<Variable<V>>) -> Vec<Variable<V>> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `predict` is never used
[INFO] [stdout]    --> src/modules/core/layer.rs:273:8
[INFO] [stdout]     |
[INFO] [stdout] 273 | pub fn predict<V: MathOps, O: Optimizer<Val = V>>(
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `grad` are never read
[INFO] [stdout]   --> src/modules/core/raw_data.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct RawData<V: MathOps> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 25 |     data: Array<V, IxDyn>,
[INFO] [stdout] 26 |     name: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     grad: Option<Variable<V>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RawData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/modules/core/raw_data.rs:53:12
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl<V: MathOps> RawData<V> {
[INFO] [stdout]     | --------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  53 |     pub fn from_shape_vec<Sh>(shape: Sh, values: Vec<V>) -> Self
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  75 |     pub fn from_vec(values: Vec<V>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     pub fn linspace(start: V, end: V, n: usize) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn get_creator(&self) -> Option<Rc<RefCell<FunctionExecutor<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn clear_grad(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn get_creator_generation(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     pub fn set_data(&mut self, data: Array<V, IxDyn>) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn set_name(&mut self, name: String) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub fn get_name(&self) -> Option<String> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |     pub fn get_grad(&self) -> Option<Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub fn set_grad(&mut self, grad: Variable<V>) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 |     pub fn get_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn get_shape(&self) -> &[usize] {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn get_ndim(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |     pub fn get_dtype(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn backward(&self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/modules/core/raw_data.rs:296:8
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub trait RawDataProcessor<V: MathOps> {
[INFO] [stdout]     |           ---------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 296 |     fn as_ref(&self) -> &RefCell<RawData<V>>;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 310 |     fn set_name(&self, name: String) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     fn get_name(&self) -> Option<String> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 325 |     fn set_grad(&self, grad: Variable<V>) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 |     fn get_grad(&self) -> Option<Variable<V>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 339 |     fn clear_grad(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 364 |     fn get_creator(&self) -> Option<Rc<RefCell<FunctionExecutor<V>>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 373 |     fn get_creator_generation(&self) -> Option<i32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 385 |     fn set_data(&self, data: Array<V, IxDyn>) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 390 |     fn backward(&self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 410 |     fn detail(&self) -> String {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DataLoader` is never used
[INFO] [stdout]   --> src/modules/datasets.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait DataLoader: std::fmt::Debug {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dataset` is never constructed
[INFO] [stdout]   --> src/modules/datasets.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Dataset {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `prepare`, `len`, `get`, and `get_batch` are never used
[INFO] [stdout]    --> src/modules/datasets.rs:49:12
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Dataset {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  49 |     pub fn init(train: bool, data_loader: Rc<RefCell<dyn DataLoader>>) -> Dataset {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     pub fn prepare(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  77 |     pub fn len(self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub fn get(self, index: usize) -> (Array<f64, IxDyn>, Option<usize>) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn get_batch(&self, batch_index: &[usize]) -> (Variable<f64>, Variable<usize>) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SpiralDataSet` is never constructed
[INFO] [stdout]    --> src/modules/datasets.rs:139:12
[INFO] [stdout]     |
[INFO] [stdout] 139 | pub struct SpiralDataSet;
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_spiral` is never used
[INFO] [stdout]    --> src/modules/datasets.rs:160:8
[INFO] [stdout]     |
[INFO] [stdout] 160 | pub fn get_spiral(train: bool) -> (Array<f64, IxDyn>, Array<usize, IxDyn>) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_spiral_graph` is never used
[INFO] [stdout]    --> src/modules/datasets.rs:208:8
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub fn draw_spiral_graph(train: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinearLayer` is never constructed
[INFO] [stdout]   --> src/modules/layer_modules/linear.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LinearLayer<V: MathOps> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/modules/layer_modules/linear.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl<V: MathOps> LinearLayer<V> {
[INFO] [stdout]     | ------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 107 |     pub fn new(in_size: Option<usize>, out_size: usize, nobias: bool) -> LinearLayer<V> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mlp` is never constructed
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Mlp<V, O>
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl<V: MathOps, O: Optimizer<Val = V>> Mlp<V, O> {
[INFO] [stdout]    | ------------------------------------------------- associated function in this implementation
[INFO] [stdout] 79 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TwoLayerNet` is never constructed
[INFO] [stdout]   --> src/modules/layer_modules/two_layer_net.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct TwoLayerNet<V, O>
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/layer_modules/two_layer_net.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl<V: MathOps, O: Optimizer<Val = V>> TwoLayerNet<V, O> {
[INFO] [stdout]    | --------------------------------------------------------- associated function in this implementation
[INFO] [stdout] 60 |     pub fn new(hidden_size: usize, out_size: usize, optimizer: O) -> TwoLayerNet<V, O> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x0_shape` and `x1_shape` are never read
[INFO] [stdout]   --> src/modules/math/add.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct AddFunction {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 15 |     x0_shape: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     x1_shape: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AddFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]   --> src/modules/math/add.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn add<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BroadcastToFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/broadcast_to.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct BroadcastToFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `broadcast_to` is never used
[INFO] [stdout]   --> src/modules/math/broadcast_to.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn broadcast_to<V: MathOps>(x: Variable<V>, shape: Vec<usize>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CosFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/cos.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct CosFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cos` is never used
[INFO] [stdout]   --> src/modules/math/cos.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn cos<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]   --> src/modules/math/div.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn div<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/exp.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct ExpFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exp` is never used
[INFO] [stdout]   --> src/modules/math/exp.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn exp<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `small_factorial` is never used
[INFO] [stdout]   --> src/modules/math/factorial.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn small_factorial(n: u64) -> BigInt {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `product_range` is never used
[INFO] [stdout]   --> src/modules/math/factorial.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn product_range(l: BigInt, u: BigInt) -> BigInt {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calc_odd_part` is never used
[INFO] [stdout]   --> src/modules/math/factorial.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn calc_odd_part(n: BigInt) -> BigInt {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial` is never used
[INFO] [stdout]   --> src/modules/math/factorial.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn factorial(n: u64) -> BigInt {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `my_sin` is never used
[INFO] [stdout]    --> src/modules/math/factorial.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn my_sin<V: MathOps + Signed>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GetItemFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/get_item.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GetItemFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/math/get_item.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl GetItemFunction {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 19 |     fn new(x_shape: Vec<usize>, slicer: DynamicSlicer) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_item` is never used
[INFO] [stdout]   --> src/modules/math/get_item.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn get_item<V: MathOps>(x: Variable<V>, slicer: DynamicSlicer) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinearFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/linear.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LinearFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear` is never used
[INFO] [stdout]   --> src/modules/math/linear.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn linear<V: MathOps>(x: Variable<V>, w: Variable<V>, b: Option<Variable<V>>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LogFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/logarithm.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct LogFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log` is never used
[INFO] [stdout]   --> src/modules/math/logarithm.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn log<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `logsumexp` is never used
[INFO] [stdout]   --> src/modules/math/logarithm.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn logsumexp<V: MathOps>(x: Array<V, IxDyn>, axis: Axis) -> Array<V, IxDyn> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MatmulFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/matmul.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MatmulFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `matmul` is never used
[INFO] [stdout]   --> src/modules/math/matmul.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn matmul<V: MathOps>(x: Variable<V>, w: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeanSquaredErrorFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/mean_squared_error.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MeanSquaredErrorFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mean_squared_error` is never used
[INFO] [stdout]   --> src/modules/math/mean_squared_error.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn mean_squared_error<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]   --> src/modules/math/mul.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn mul<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `neg` is never used
[INFO] [stdout]   --> src/modules/math/neg.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn neg<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pow` is never used
[INFO] [stdout]    --> src/modules/math/pow.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn pow<V: MathOps>(input: Variable<V>, exp: i32) -> Variable<V> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x_shape` is never read
[INFO] [stdout]   --> src/modules/math/reshape.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct ReshapeFunction {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 14 |     shape: Vec<usize>,   // 変換後
[INFO] [stdout] 15 |     x_shape: Vec<usize>, // 変換前
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReshapeFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SigmoidFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/sigmoid.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SigmoidFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]   --> src/modules/math/sigmoid.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn sigmoid<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SinFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/sin.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SinFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sin` is never used
[INFO] [stdout]   --> src/modules/math/sin.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn sin<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SoftmaxFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/softmax.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct SoftmaxFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax` is never used
[INFO] [stdout]    --> src/modules/math/softmax.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn softmax<V: MathOps>(x: Variable<V>, axis: Axis) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax1d` is never used
[INFO] [stdout]    --> src/modules/math/softmax.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn softmax1d<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax_simple` is never used
[INFO] [stdout]    --> src/modules/math/softmax.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub fn softmax_simple<V: MathOps>(x: Variable<V>, axis: isize) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax_cross_entropy_simple` is never used
[INFO] [stdout]    --> src/modules/math/softmax.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub fn softmax_cross_entropy_simple<V: MathOps>(x: Variable<V>, t: Variable<V>) -> V {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SoftmaxCrossEntropyFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/softmax_cross_entropy.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SoftmaxCrossEntropyFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax_cross_entropy` is never used
[INFO] [stdout]    --> src/modules/math/softmax_cross_entropy.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn softmax_cross_entropy<V: MathOps>(x: Variable<V>, t: Variable<usize>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SquareFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/square.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SquareFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `square` is never used
[INFO] [stdout]   --> src/modules/math/square.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn square<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub` is never used
[INFO] [stdout]   --> src/modules/math/sub.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn sub<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SumFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/sum.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SumFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum` is never used
[INFO] [stdout]    --> src/modules/math/sum.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn sum<V: MathOps>(x: Variable<V>, axis: Option<Vec<isize>>, keepdims: bool) -> Variable<V> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SumToFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/sum_to.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SumToFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_to` is never used
[INFO] [stdout]    --> src/modules/math/sum_to.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub fn sum_to<V: MathOps>(x: Variable<V>, shape: Vec<usize>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TanhFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/tanh.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct TanhFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tanh` is never used
[INFO] [stdout]   --> src/modules/math/tanh.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn tanh<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transpose_axes` is never used
[INFO] [stdout]    --> src/modules/math/transpose.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn transpose_axes<V: MathOps>(input: Variable<V>, axes: Vec<usize>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AdaGrad` is never constructed
[INFO] [stdout]   --> src/modules/optimizers/ada_grad.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct AdaGrad<V> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/optimizers/ada_grad.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<V> AdaGrad<V> {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn new(lr: f64, eps: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MomentumSgd` is never constructed
[INFO] [stdout]   --> src/modules/optimizers/momentum_sgd.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct MomentumSgd<V> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/optimizers/momentum_sgd.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<V> MomentumSgd<V> {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn new(lr: f64, momentum: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Optimizer` is never used
[INFO] [stdout]  --> src/modules/optimizers/optimizer.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Optimizer {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sgd` is never constructed
[INFO] [stdout]   --> src/modules/optimizers/sgd.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Sgd<V> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/optimizers/sgd.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<V: MathOps> Sgd<V> {
[INFO] [stdout]    | ----------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn new(lr: V) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `retain_grad` is never read
[INFO] [stdout]   --> src/modules/settings.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Setting {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 38 |     enable_backprop: bool,
[INFO] [stdout] 39 |     retain_grad: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `set_backprop_enabled`, `set_backprop_disabled`, `set_retain_grad_enabled`, `set_retain_grad_disabled`, and `is_enable_retain_grad` are never used
[INFO] [stdout]   --> src/modules/settings.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Setting {
[INFO] [stdout]    | ------------ associated functions in this implementation
[INFO] [stdout] 42 |     /// 逆伝播を有効にする。
[INFO] [stdout] 43 |     pub fn set_backprop_enabled() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn set_backprop_disabled() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn set_retain_grad_enabled() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub fn set_retain_grad_disabled() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn is_enable_retain_grad() -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dot_func` is never used
[INFO] [stdout]   --> src/modules/utils.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn dot_func<V: MathOps>(fe: Rc<RefCell<FunctionExecutor<V>>>) -> String {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `debug_variable` is never used
[INFO] [stdout]    --> src/modules/utils.rs:219:8
[INFO] [stdout]     |
[INFO] [stdout] 219 | pub fn debug_variable<V: MathOps>(x: Variable<V>, indent_num: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detail_variable` is never used
[INFO] [stdout]    --> src/modules/utils.rs:265:8
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub fn detail_variable<V: MathOps>(x: Variable<V>, indent_num: usize) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dump_detail_variable` is never used
[INFO] [stdout]    --> src/modules/utils.rs:319:8
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub fn dump_detail_variable<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reshape_sum_backward` is never used
[INFO] [stdout]    --> src/modules/utils.rs:398:8
[INFO] [stdout]     |
[INFO] [stdout] 398 | pub fn reshape_sum_backward<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `squeeze` is never used
[INFO] [stdout]    --> src/modules/utils.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 446 | pub fn squeeze<T: Clone>(arr: &Array<T, IxDyn>) -> Array<T, IxDyn> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `numerical_grad` is never used
[INFO] [stdout]    --> src/modules/utils.rs:477:8
[INFO] [stdout]     |
[INFO] [stdout] 477 | pub fn numerical_grad(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gradient_check` is never used
[INFO] [stdout]    --> src/modules/utils.rs:542:8
[INFO] [stdout]     |
[INFO] [stdout] 542 | pub fn gradient_check(function: &mut FunctionExecutor<f64>, inputs: Vec<Variable<f64>>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_graph` is never used
[INFO] [stdout]    --> src/modules/utils.rs:582:8
[INFO] [stdout]     |
[INFO] [stdout] 582 | pub fn draw_graph(
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrderedHashMap` is never constructed
[INFO] [stdout]    --> src/modules/utils.rs:637:12
[INFO] [stdout]     |
[INFO] [stdout] 637 | pub struct OrderedHashMap<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, `get`, `len`, and `iter` are never used
[INFO] [stdout]    --> src/modules/utils.rs:644:12
[INFO] [stdout]     |
[INFO] [stdout] 643 | impl<T: Clone> OrderedHashMap<T> {
[INFO] [stdout]     | -------------------------------- associated items in this implementation
[INFO] [stdout] 644 |     pub fn new() -> OrderedHashMap<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 653 |     pub fn insert(&mut self, key: &str, value: T) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 659 |     pub fn get(&self, key: &str) -> &T {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 664 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 672 |     pub fn iter(&self) -> Iter<'_, String> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DynamicSlice` is never used
[INFO] [stdout]    --> src/modules/utils.rs:711:10
[INFO] [stdout]     |
[INFO] [stdout] 711 | pub enum DynamicSlice {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DynamicSlicer` is never constructed
[INFO] [stdout]    --> src/modules/utils.rs:725:12
[INFO] [stdout]     |
[INFO] [stdout] 725 | pub struct DynamicSlicer {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]     --> src/modules/utils.rs:730:12
[INFO] [stdout]      |
[INFO] [stdout]  729 | impl DynamicSlicer {
[INFO] [stdout]      | ------------------ associated items in this implementation
[INFO] [stdout]  730 |     pub fn new(dims: usize) -> Self {
[INFO] [stdout]      |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  736 |     pub fn set_slice(&mut self, dim: usize, slice: DynamicSlice) -> &mut Self {
[INFO] [stdout]      |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  747 |     pub fn slice<T>(&self, array: &Array<T, IxDyn>) -> Array<T, IxDyn>
[INFO] [stdout]      |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  809 |     fn fancy_index<T>(&self, array: &Array<T, IxDyn>) -> Array<T, IxDyn>
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  873 |     pub fn add_at<T>(&self, array: &mut Array<T, IxDyn>, values: &Array<T, IxDyn>)
[INFO] [stdout]      |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  938 |     fn add_at_indices<T>(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  994 |     fn add_at_multidim_indices<T>(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1056 |     fn create_slice_info(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.18s
[INFO] running `Command { std: "docker" "inspect" "992c26a15df90d9da0f707af50a24929bd49c893e187580e9834f7965b7b5689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992c26a15df90d9da0f707af50a24929bd49c893e187580e9834f7965b7b5689", kill_on_drop: false }`
[INFO] [stdout] 992c26a15df90d9da0f707af50a24929bd49c893e187580e9834f7965b7b5689
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 288cb2410aa3461272ccbb399fb629fb0c9bd994c2b83df69537d15d90df2620
[INFO] running `Command { std: "docker" "start" "-a" "288cb2410aa3461272ccbb399fb629fb0c9bd994c2b83df69537d15d90df2620", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `series::PointSeries`
[INFO] [stdout]   --> src/modules/datasets.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     series::PointSeries,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/modules/datasets.rs:171:47
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout]     |                                               ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 171 -     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout] 171 +     let mut t: Array<usize, _> = Array::zeros(data_size);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Axis` and `s`
[INFO] [stdout]   --> src/modules/math/get_item.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ndarray::{s, Array, Axis, IxDyn};
[INFO] [stdout]    |               ^         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/linear.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/matmul.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array1`
[INFO] [stdout]  --> src/modules/math/softmax.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray::{Array, Array1, Axis, IxDyn};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArrayViewMut`, `ArrayView`, `Ix0`, `Ix1`, `Zip`, and `s`
[INFO] [stdout]  --> src/modules/utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |     ^                ^^^^^^^^^  ^^^^^^^^^^^^                   ^^^  ^^^
[INFO] [stdout] 7 |     SliceInfoElem, Zip,
[INFO] [stdout]   |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/modules.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use crate::modules::core::data_loader::*;
[INFO] [stdout]    |         ------------------------------------ but the name `DataLoader` in the type namespace is also re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 25 | pub use crate::modules::datasets::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `DataLoader` in the type namespace is first re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `modules::math::get_item_grad::*`
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use modules::math::get_item_grad::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dimension`
[INFO] [stdout]  --> src/modules/utils.rs:6:53
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |                                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for (idx, key) in self.layers.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         for (idx, key_value) in self.layer_models.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (name, parameter) in self.parameters.iter_mut() {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let mut layer = LayerExecutor::new(Rc::new(RefCell::new(ll)));
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_zero_deeplearning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/modules/math/get_item.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         inputs: Vec<Variable<V>>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/math/reshape.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut gy = gys[0].clone();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indices`
[INFO] [stdout]    --> src/modules/utils.rs:780:52
[INFO] [stdout]     |
[INFO] [stdout] 780 |                         Some(DynamicSlice::Indices(indices)) => Slice {
[INFO] [stdout]     |                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:752:14
[INFO] [stdout]     |
[INFO] [stdout] 752 |         for (dim, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/utils.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |         let mut slice_info = self.create_slice_info(array.shape());
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/modules/utils.rs:894:14
[INFO] [stdout]     |
[INFO] [stdout] 894 |         for (i, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:999:9
[INFO] [stdout]     |
[INFO] [stdout] 999 |         dim: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `shuffle` and `data_size` are never read
[INFO] [stdout]   --> src/modules/core/data_loader.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct DataLoader {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     shuffle: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 14 |     data_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataLoader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:330:4
[INFO] [stdout]     |
[INFO] [stdout] 330 | fn type_of<T>(_: T) -> String {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nobias` is never read
[INFO] [stdout]   --> src/modules/layer_modules/linear.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LinearLayer<V: MathOps> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     nobias: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LinearLayer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x_shape` is never read
[INFO] [stdout]   --> src/modules/math/get_item.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GetItemFunction {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 14 |     x_shape: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GetItemFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `series::PointSeries`
[INFO] [stdout]   --> src/modules/datasets.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     series::PointSeries,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/modules/datasets.rs:171:47
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout]     |                                               ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 171 -     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout] 171 +     let mut t: Array<usize, _> = Array::zeros(data_size);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::*`
[INFO] [stdout]  --> src/modules/layer_modules.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::modules::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Axis` and `s`
[INFO] [stdout]   --> src/modules/math/get_item.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ndarray::{s, Array, Axis, IxDyn};
[INFO] [stdout]    |               ^         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/linear.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/matmul.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array1`
[INFO] [stdout]  --> src/modules/math/softmax.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray::{Array, Array1, Axis, IxDyn};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::*`
[INFO] [stdout]  --> src/modules/optimizers.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use crate::modules::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArrayViewMut`, `ArrayView`, `Ix0`, `Ix1`, `Zip`, and `s`
[INFO] [stdout]  --> src/modules/utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |     ^                ^^^^^^^^^  ^^^^^^^^^^^^                   ^^^  ^^^
[INFO] [stdout] 7 |     SliceInfoElem, Zip,
[INFO] [stdout]   |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dimension`
[INFO] [stdout]  --> src/modules/utils.rs:6:53
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |                                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for (idx, key) in self.layers.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         for (idx, key_value) in self.layer_models.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (name, parameter) in self.parameters.iter_mut() {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let mut layer = LayerExecutor::new(Rc::new(RefCell::new(ll)));
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/modules/math/get_item.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         inputs: Vec<Variable<V>>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/math/reshape.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut gy = gys[0].clone();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indices`
[INFO] [stdout]    --> src/modules/utils.rs:780:52
[INFO] [stdout]     |
[INFO] [stdout] 780 |                         Some(DynamicSlice::Indices(indices)) => Slice {
[INFO] [stdout]     |                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:752:14
[INFO] [stdout]     |
[INFO] [stdout] 752 |         for (dim, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/utils.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |         let mut slice_info = self.create_slice_info(array.shape());
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/modules/utils.rs:894:14
[INFO] [stdout]     |
[INFO] [stdout] 894 |         for (i, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:999:9
[INFO] [stdout]     |
[INFO] [stdout] 999 |         dim: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BigIntWrapper` is never constructed
[INFO] [stdout]   --> src/modules/big_int_wrapper.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BigIntWrapper(pub Rc<BigInt>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `inner` are never used
[INFO] [stdout]   --> src/modules/big_int_wrapper.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl BigIntWrapper {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 19 |     pub fn new(value: BigInt) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn inner(&self) -> &BigInt {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DataLoader` is never constructed
[INFO] [stdout]   --> src/modules/core/data_loader.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct DataLoader {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `init` and `accuracy` are never used
[INFO] [stdout]   --> src/modules/core/data_loader.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl DataLoader {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn init(dataset: Dataset, batch_size: usize, shuffle: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn accuracy(y: &Variable<f64>, t: &Variable<usize>) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sphere` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn sphere<V: MathOps>(x: Variable<V>, y: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `matyas` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn matyas<V: MathOps>(x: Variable<V>, y: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `goldstein` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn goldstein<V: MathOps>(x: Variable<V>, y: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rosenblock` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn rosenblock<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dot` is never used
[INFO] [stdout]   --> src/modules/core/function_libs.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn dot<V: MathOps>(x0: Array<V, IxDyn>, x1: Array<V, IxDyn>) -> Array<V, IxDyn> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear_simple` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:278:8
[INFO] [stdout]     |
[INFO] [stdout] 278 | pub fn linear_simple<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid_simple` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 300 | pub fn sigmoid_simple<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `predict_linear_with_sigmoid` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:313:8
[INFO] [stdout]     |
[INFO] [stdout] 313 | pub fn predict_linear_with_sigmoid<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:330:4
[INFO] [stdout]     |
[INFO] [stdout] 330 | fn type_of<T>(_: T) -> String {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `backward` is never used
[INFO] [stdout]   --> src/modules/core/functions.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait Function<V>: std::fmt::Debug
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn backward(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `detail`, `get_inputs`, `get_outputs`, `get_creator`, `backward`, and `extract_creators` are never used
[INFO] [stdout]    --> src/modules/core/functions.rs:97:12
[INFO] [stdout]     |
[INFO] [stdout]  80 | impl<V: MathOps> FunctionExecutor<V> {
[INFO] [stdout]     | ------------------------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub fn detail(&self) -> String {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn get_inputs(&self) -> Vec<Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn get_outputs(&self) -> Vec<Weak<RefCell<RawData<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn get_creator(&self) -> Rc<RefCell<dyn Function<V>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 |     pub fn backward(&self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 268 |     pub fn extract_creators(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LayerModel` is never constructed
[INFO] [stdout]   --> src/modules/core/layer.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct LayerModel<V: MathOps + 'static, O> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/modules/core/layer.rs:21:12
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<V: MathOps, O: Optimizer<Val = V>> LayerModel<V, O> {
[INFO] [stdout]     | -------------------------------------------------------- associated items in this implementation
[INFO] [stdout]  20 |     /// コンストラクタ
[INFO] [stdout]  21 |     pub fn new() -> LayerModel<V, O> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  30 |     pub fn add_layer(&mut self, name: &str, layer: LayerExecutor<V>) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  35 |     pub fn get_layer(&self, name: &str) -> &LayerExecutor<V> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  39 |     pub fn get_layers(&self) -> OrderedHashMap<LayerExecutor<V>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  44 |     pub fn add_layer_model(&mut self, name: &str, layer_model: LayerModel<V, O>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  49 |     pub fn get_layer_model(&self, name: &str) -> &LayerModel<V, O> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  57 |     pub fn set_optimizer(&mut self, optimizer: O) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  62 |     pub fn cleargrads(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  76 |     pub fn forward(&mut self, layer_name: &str, x: Vec<Variable<V>>) -> Vec<Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  85 |     pub fn get_parameters(&self) -> Vec<Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn update_parameters(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Layer` is never used
[INFO] [stdout]    --> src/modules/core/layer.rs:120:11
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub trait Layer<V>: std::fmt::Debug
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LayerExecutor` is never constructed
[INFO] [stdout]    --> src/modules/core/layer.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub struct LayerExecutor<V: MathOps + 'static> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/modules/core/layer.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 169 | impl<V: MathOps> LayerExecutor<V> {
[INFO] [stdout]     | --------------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub fn new(layer_function: Rc<RefCell<dyn Layer<V>>>) -> LayerExecutor<V> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |     pub fn set_inputs(&mut self, inputs: Vec<Variable<V>>) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 201 |     pub fn set_outputs(&mut self, outputs: Vec<Variable<V>>) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn get_inputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 |     pub fn get_outputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 |     pub fn add_parameter(&mut self, name: &str, parameter: Variable<V>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn get_parameter(&self, name: &str) -> Variable<V> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 248 |     pub fn get_parameters(&self) -> HashMap<String, Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 253 |     pub fn cleargrads(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 264 |     fn forward(&mut self, inputs: Vec<Variable<V>>) -> Vec<Variable<V>> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `predict` is never used
[INFO] [stdout]    --> src/modules/core/layer.rs:273:8
[INFO] [stdout]     |
[INFO] [stdout] 273 | pub fn predict<V: MathOps, O: Optimizer<Val = V>>(
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `grad` are never read
[INFO] [stdout]   --> src/modules/core/raw_data.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct RawData<V: MathOps> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 25 |     data: Array<V, IxDyn>,
[INFO] [stdout] 26 |     name: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     grad: Option<Variable<V>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RawData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/modules/core/raw_data.rs:53:12
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl<V: MathOps> RawData<V> {
[INFO] [stdout]     | --------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  53 |     pub fn from_shape_vec<Sh>(shape: Sh, values: Vec<V>) -> Self
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  75 |     pub fn from_vec(values: Vec<V>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     pub fn linspace(start: V, end: V, n: usize) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn get_creator(&self) -> Option<Rc<RefCell<FunctionExecutor<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn clear_grad(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn get_creator_generation(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     pub fn set_data(&mut self, data: Array<V, IxDyn>) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn set_name(&mut self, name: String) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub fn get_name(&self) -> Option<String> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |     pub fn get_grad(&self) -> Option<Variable<V>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub fn set_grad(&mut self, grad: Variable<V>) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 |     pub fn get_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn get_shape(&self) -> &[usize] {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn get_ndim(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |     pub fn get_dtype(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn backward(&self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/modules/core/raw_data.rs:296:8
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub trait RawDataProcessor<V: MathOps> {
[INFO] [stdout]     |           ---------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 296 |     fn as_ref(&self) -> &RefCell<RawData<V>>;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 310 |     fn set_name(&self, name: String) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     fn get_name(&self) -> Option<String> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 325 |     fn set_grad(&self, grad: Variable<V>) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 |     fn get_grad(&self) -> Option<Variable<V>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 339 |     fn clear_grad(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 364 |     fn get_creator(&self) -> Option<Rc<RefCell<FunctionExecutor<V>>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 373 |     fn get_creator_generation(&self) -> Option<i32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 385 |     fn set_data(&self, data: Array<V, IxDyn>) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 390 |     fn backward(&self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 410 |     fn detail(&self) -> String {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DataLoader` is never used
[INFO] [stdout]   --> src/modules/datasets.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait DataLoader: std::fmt::Debug {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dataset` is never constructed
[INFO] [stdout]   --> src/modules/datasets.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Dataset {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `prepare`, `len`, `get`, and `get_batch` are never used
[INFO] [stdout]    --> src/modules/datasets.rs:49:12
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Dataset {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  49 |     pub fn init(train: bool, data_loader: Rc<RefCell<dyn DataLoader>>) -> Dataset {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     pub fn prepare(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  77 |     pub fn len(self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub fn get(self, index: usize) -> (Array<f64, IxDyn>, Option<usize>) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn get_batch(&self, batch_index: &[usize]) -> (Variable<f64>, Variable<usize>) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SpiralDataSet` is never constructed
[INFO] [stdout]    --> src/modules/datasets.rs:139:12
[INFO] [stdout]     |
[INFO] [stdout] 139 | pub struct SpiralDataSet;
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_spiral` is never used
[INFO] [stdout]    --> src/modules/datasets.rs:160:8
[INFO] [stdout]     |
[INFO] [stdout] 160 | pub fn get_spiral(train: bool) -> (Array<f64, IxDyn>, Array<usize, IxDyn>) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_spiral_graph` is never used
[INFO] [stdout]    --> src/modules/datasets.rs:208:8
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub fn draw_spiral_graph(train: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinearLayer` is never constructed
[INFO] [stdout]   --> src/modules/layer_modules/linear.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LinearLayer<V: MathOps> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/modules/layer_modules/linear.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl<V: MathOps> LinearLayer<V> {
[INFO] [stdout]     | ------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 107 |     pub fn new(in_size: Option<usize>, out_size: usize, nobias: bool) -> LinearLayer<V> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mlp` is never constructed
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Mlp<V, O>
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl<V: MathOps, O: Optimizer<Val = V>> Mlp<V, O> {
[INFO] [stdout]    | ------------------------------------------------- associated function in this implementation
[INFO] [stdout] 79 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TwoLayerNet` is never constructed
[INFO] [stdout]   --> src/modules/layer_modules/two_layer_net.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct TwoLayerNet<V, O>
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/layer_modules/two_layer_net.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl<V: MathOps, O: Optimizer<Val = V>> TwoLayerNet<V, O> {
[INFO] [stdout]    | --------------------------------------------------------- associated function in this implementation
[INFO] [stdout] 60 |     pub fn new(hidden_size: usize, out_size: usize, optimizer: O) -> TwoLayerNet<V, O> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x0_shape` and `x1_shape` are never read
[INFO] [stdout]   --> src/modules/math/add.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct AddFunction {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 15 |     x0_shape: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     x1_shape: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AddFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]   --> src/modules/math/add.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn add<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BroadcastToFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/broadcast_to.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct BroadcastToFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `broadcast_to` is never used
[INFO] [stdout]   --> src/modules/math/broadcast_to.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn broadcast_to<V: MathOps>(x: Variable<V>, shape: Vec<usize>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CosFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/cos.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct CosFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cos` is never used
[INFO] [stdout]   --> src/modules/math/cos.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn cos<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]   --> src/modules/math/div.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn div<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/exp.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct ExpFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exp` is never used
[INFO] [stdout]   --> src/modules/math/exp.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn exp<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `small_factorial` is never used
[INFO] [stdout]   --> src/modules/math/factorial.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn small_factorial(n: u64) -> BigInt {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `product_range` is never used
[INFO] [stdout]   --> src/modules/math/factorial.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn product_range(l: BigInt, u: BigInt) -> BigInt {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calc_odd_part` is never used
[INFO] [stdout]   --> src/modules/math/factorial.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn calc_odd_part(n: BigInt) -> BigInt {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial` is never used
[INFO] [stdout]   --> src/modules/math/factorial.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn factorial(n: u64) -> BigInt {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `my_sin` is never used
[INFO] [stdout]    --> src/modules/math/factorial.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn my_sin<V: MathOps + Signed>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GetItemFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/get_item.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GetItemFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/math/get_item.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl GetItemFunction {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 19 |     fn new(x_shape: Vec<usize>, slicer: DynamicSlicer) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_item` is never used
[INFO] [stdout]   --> src/modules/math/get_item.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn get_item<V: MathOps>(x: Variable<V>, slicer: DynamicSlicer) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinearFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/linear.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LinearFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear` is never used
[INFO] [stdout]   --> src/modules/math/linear.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn linear<V: MathOps>(x: Variable<V>, w: Variable<V>, b: Option<Variable<V>>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LogFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/logarithm.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct LogFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log` is never used
[INFO] [stdout]   --> src/modules/math/logarithm.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn log<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `logsumexp` is never used
[INFO] [stdout]   --> src/modules/math/logarithm.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn logsumexp<V: MathOps>(x: Array<V, IxDyn>, axis: Axis) -> Array<V, IxDyn> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MatmulFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/matmul.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MatmulFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `matmul` is never used
[INFO] [stdout]   --> src/modules/math/matmul.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn matmul<V: MathOps>(x: Variable<V>, w: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeanSquaredErrorFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/mean_squared_error.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MeanSquaredErrorFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mean_squared_error` is never used
[INFO] [stdout]   --> src/modules/math/mean_squared_error.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn mean_squared_error<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]   --> src/modules/math/mul.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn mul<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `neg` is never used
[INFO] [stdout]   --> src/modules/math/neg.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn neg<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pow` is never used
[INFO] [stdout]    --> src/modules/math/pow.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn pow<V: MathOps>(input: Variable<V>, exp: i32) -> Variable<V> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x_shape` is never read
[INFO] [stdout]   --> src/modules/math/reshape.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct ReshapeFunction {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 14 |     shape: Vec<usize>,   // 変換後
[INFO] [stdout] 15 |     x_shape: Vec<usize>, // 変換前
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReshapeFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SigmoidFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/sigmoid.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SigmoidFunction {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sigmoid` is never used
[INFO] [stdout]   --> src/modules/math/sigmoid.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn sigmoid<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SinFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/sin.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SinFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sin` is never used
[INFO] [stdout]   --> src/modules/math/sin.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn sin<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SoftmaxFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/softmax.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct SoftmaxFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax` is never used
[INFO] [stdout]    --> src/modules/math/softmax.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn softmax<V: MathOps>(x: Variable<V>, axis: Axis) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax1d` is never used
[INFO] [stdout]    --> src/modules/math/softmax.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn softmax1d<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax_simple` is never used
[INFO] [stdout]    --> src/modules/math/softmax.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub fn softmax_simple<V: MathOps>(x: Variable<V>, axis: isize) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax_cross_entropy_simple` is never used
[INFO] [stdout]    --> src/modules/math/softmax.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub fn softmax_cross_entropy_simple<V: MathOps>(x: Variable<V>, t: Variable<V>) -> V {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SoftmaxCrossEntropyFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/softmax_cross_entropy.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SoftmaxCrossEntropyFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `softmax_cross_entropy` is never used
[INFO] [stdout]    --> src/modules/math/softmax_cross_entropy.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn softmax_cross_entropy<V: MathOps>(x: Variable<V>, t: Variable<usize>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SquareFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/square.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SquareFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `square` is never used
[INFO] [stdout]   --> src/modules/math/square.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn square<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub` is never used
[INFO] [stdout]   --> src/modules/math/sub.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn sub<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SumFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/sum.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SumFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum` is never used
[INFO] [stdout]    --> src/modules/math/sum.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn sum<V: MathOps>(x: Variable<V>, axis: Option<Vec<isize>>, keepdims: bool) -> Variable<V> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SumToFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/sum_to.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SumToFunction {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_to` is never used
[INFO] [stdout]    --> src/modules/math/sum_to.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub fn sum_to<V: MathOps>(x: Variable<V>, shape: Vec<usize>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TanhFunction` is never constructed
[INFO] [stdout]   --> src/modules/math/tanh.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct TanhFunction;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tanh` is never used
[INFO] [stdout]   --> src/modules/math/tanh.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn tanh<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transpose_axes` is never used
[INFO] [stdout]    --> src/modules/math/transpose.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn transpose_axes<V: MathOps>(input: Variable<V>, axes: Vec<usize>) -> Variable<V> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AdaGrad` is never constructed
[INFO] [stdout]   --> src/modules/optimizers/ada_grad.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct AdaGrad<V> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/optimizers/ada_grad.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<V> AdaGrad<V> {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn new(lr: f64, eps: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MomentumSgd` is never constructed
[INFO] [stdout]   --> src/modules/optimizers/momentum_sgd.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct MomentumSgd<V> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/optimizers/momentum_sgd.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<V> MomentumSgd<V> {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn new(lr: f64, momentum: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Optimizer` is never used
[INFO] [stdout]  --> src/modules/optimizers/optimizer.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Optimizer {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sgd` is never constructed
[INFO] [stdout]   --> src/modules/optimizers/sgd.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Sgd<V> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/modules/optimizers/sgd.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<V: MathOps> Sgd<V> {
[INFO] [stdout]    | ----------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn new(lr: V) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `retain_grad` is never read
[INFO] [stdout]   --> src/modules/settings.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Setting {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 38 |     enable_backprop: bool,
[INFO] [stdout] 39 |     retain_grad: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `set_backprop_enabled`, `set_backprop_disabled`, `set_retain_grad_enabled`, `set_retain_grad_disabled`, and `is_enable_retain_grad` are never used
[INFO] [stdout]   --> src/modules/settings.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Setting {
[INFO] [stdout]    | ------------ associated functions in this implementation
[INFO] [stdout] 42 |     /// 逆伝播を有効にする。
[INFO] [stdout] 43 |     pub fn set_backprop_enabled() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn set_backprop_disabled() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn set_retain_grad_enabled() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub fn set_retain_grad_disabled() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn is_enable_retain_grad() -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dot_func` is never used
[INFO] [stdout]   --> src/modules/utils.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn dot_func<V: MathOps>(fe: Rc<RefCell<FunctionExecutor<V>>>) -> String {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `debug_variable` is never used
[INFO] [stdout]    --> src/modules/utils.rs:219:8
[INFO] [stdout]     |
[INFO] [stdout] 219 | pub fn debug_variable<V: MathOps>(x: Variable<V>, indent_num: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detail_variable` is never used
[INFO] [stdout]    --> src/modules/utils.rs:265:8
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub fn detail_variable<V: MathOps>(x: Variable<V>, indent_num: usize) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dump_detail_variable` is never used
[INFO] [stdout]    --> src/modules/utils.rs:319:8
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub fn dump_detail_variable<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reshape_sum_backward` is never used
[INFO] [stdout]    --> src/modules/utils.rs:398:8
[INFO] [stdout]     |
[INFO] [stdout] 398 | pub fn reshape_sum_backward<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `squeeze` is never used
[INFO] [stdout]    --> src/modules/utils.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 446 | pub fn squeeze<T: Clone>(arr: &Array<T, IxDyn>) -> Array<T, IxDyn> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `numerical_grad` is never used
[INFO] [stdout]    --> src/modules/utils.rs:477:8
[INFO] [stdout]     |
[INFO] [stdout] 477 | pub fn numerical_grad(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gradient_check` is never used
[INFO] [stdout]    --> src/modules/utils.rs:542:8
[INFO] [stdout]     |
[INFO] [stdout] 542 | pub fn gradient_check(function: &mut FunctionExecutor<f64>, inputs: Vec<Variable<f64>>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_graph` is never used
[INFO] [stdout]    --> src/modules/utils.rs:582:8
[INFO] [stdout]     |
[INFO] [stdout] 582 | pub fn draw_graph(
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrderedHashMap` is never constructed
[INFO] [stdout]    --> src/modules/utils.rs:637:12
[INFO] [stdout]     |
[INFO] [stdout] 637 | pub struct OrderedHashMap<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, `get`, `len`, and `iter` are never used
[INFO] [stdout]    --> src/modules/utils.rs:644:12
[INFO] [stdout]     |
[INFO] [stdout] 643 | impl<T: Clone> OrderedHashMap<T> {
[INFO] [stdout]     | -------------------------------- associated items in this implementation
[INFO] [stdout] 644 |     pub fn new() -> OrderedHashMap<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 653 |     pub fn insert(&mut self, key: &str, value: T) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 659 |     pub fn get(&self, key: &str) -> &T {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 664 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 672 |     pub fn iter(&self) -> Iter<'_, String> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DynamicSlice` is never used
[INFO] [stdout]    --> src/modules/utils.rs:711:10
[INFO] [stdout]     |
[INFO] [stdout] 711 | pub enum DynamicSlice {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DynamicSlicer` is never constructed
[INFO] [stdout]    --> src/modules/utils.rs:725:12
[INFO] [stdout]     |
[INFO] [stdout] 725 | pub struct DynamicSlicer {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]     --> src/modules/utils.rs:730:12
[INFO] [stdout]      |
[INFO] [stdout]  729 | impl DynamicSlicer {
[INFO] [stdout]      | ------------------ associated items in this implementation
[INFO] [stdout]  730 |     pub fn new(dims: usize) -> Self {
[INFO] [stdout]      |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  736 |     pub fn set_slice(&mut self, dim: usize, slice: DynamicSlice) -> &mut Self {
[INFO] [stdout]      |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  747 |     pub fn slice<T>(&self, array: &Array<T, IxDyn>) -> Array<T, IxDyn>
[INFO] [stdout]      |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  809 |     fn fancy_index<T>(&self, array: &Array<T, IxDyn>) -> Array<T, IxDyn>
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  873 |     pub fn add_at<T>(&self, array: &mut Array<T, IxDyn>, values: &Array<T, IxDyn>)
[INFO] [stdout]      |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  938 |     fn add_at_indices<T>(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  994 |     fn add_at_multidim_indices<T>(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1056 |     fn create_slice_info(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::float::TotalOrder`
[INFO] [stdout]   --> tests/stage4.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use num_traits::float::TotalOrder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]   --> tests/stage1-stage2.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `plotters::prelude::*`
[INFO] [stdout]    --> tests/stage3.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |     use plotters::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stdout]    --> src/modules/core/data_loader.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     use rand::seq::SliceRandom;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `series::PointSeries`
[INFO] [stdout]   --> src/modules/datasets.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     series::PointSeries,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/modules/datasets.rs:171:47
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout]     |                                               ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 171 -     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout] 171 +     let mut t: Array<usize, _> = Array::zeros(data_size);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::plot_dot_graph`
[INFO] [stdout]    --> src/modules/layer_modules/mlp.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use crate::plot_dot_graph;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::plot_dot_graph`
[INFO] [stdout]   --> src/modules/layer_modules/two_layer_net.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use crate::plot_dot_graph;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]    --> src/modules/math/factorial.rs:140:15
[INFO] [stdout]     |
[INFO] [stdout] 140 |     use std::{cell::RefCell, f64::consts::PI};
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Axis`
[INFO] [stdout]   --> src/modules/math/get_item.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ndarray::{s, Array, Axis, IxDyn};
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/linear.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]    --> src/modules/math/linear.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     use std::env;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/matmul.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]   --> src/modules/math/sigmoid.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     use std::env;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array1`
[INFO] [stdout]  --> src/modules/math/softmax.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray::{Array, Array1, Axis, IxDyn};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]    --> src/modules/math/sum_to.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use rand::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]   --> src/modules/math/tanh.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use rand::prelude::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArrayViewMut`, `ArrayView`, `Ix0`, `Ix1`, `Zip`, and `s`
[INFO] [stdout]  --> src/modules/utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |     ^                ^^^^^^^^^  ^^^^^^^^^^^^                   ^^^  ^^^
[INFO] [stdout] 7 |     SliceInfoElem, Zip,
[INFO] [stdout]   |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/modules.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use crate::modules::core::data_loader::*;
[INFO] [stdout]    |         ------------------------------------ but the name `DataLoader` in the type namespace is also re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 25 | pub use crate::modules::datasets::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `DataLoader` in the type namespace is first re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `modules::math::get_item_grad::*`
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use modules::math::get_item_grad::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/stage4.rs:332:9
[INFO] [stdout]     |
[INFO] [stdout] 332 |     let mut w = Variable::new(RawData::from_shape_vec(vec![1, 1], vec![0.0]));
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/stage4.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |     let mut b = Variable::new(RawData::from_shape_vec(vec![1], vec![0.0]));
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> tests/stage4.rs:778:10
[INFO] [stdout]     |
[INFO] [stdout] 778 |     for (i, xx_var) in xx.iter().enumerate() {
[INFO] [stdout]     |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> tests/stage4.rs:779:14
[INFO] [stdout]     |
[INFO] [stdout] 779 |         for (j, yy_var) in yy.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `predict` is never used
[INFO] [stdout]    --> tests/stage4.rs:426:4
[INFO] [stdout]     |
[INFO] [stdout] 426 | fn predict(x: Variable<f64>) -> Variable<f64> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_predict` is never used
[INFO] [stdout]    --> tests/stage4.rs:499:4
[INFO] [stdout]     |
[INFO] [stdout] 499 | fn test_predict() {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/stage3.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut x = Variable::new(RawData::new(2.0));
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/stage3.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let mut x = Variable::new(RawData::new(2.0));
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/stage3.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let mut logs: Vec<Vec<f64>> = vec![];
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logs`
[INFO] [stdout]    --> tests/stage3.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let mut logs: Vec<Vec<f64>> = vec![];
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_logs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/stage3.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let mut x = Variable::new(RawData::new(2.0));
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dummy`
[INFO] [stdout]    --> tests/stage3.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let dummy = Variable::new(RawData::new(-999.0));
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_dummy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stdout]    --> src/modules/core/data_loader.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     use rand::seq::SliceRandom;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `series::PointSeries`
[INFO] [stdout]   --> src/modules/datasets.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     series::PointSeries,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/modules/datasets.rs:171:47
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout]     |                                               ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 171 -     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stdout] 171 +     let mut t: Array<usize, _> = Array::zeros(data_size);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::plot_dot_graph`
[INFO] [stdout]    --> src/modules/layer_modules/mlp.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use crate::plot_dot_graph;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::plot_dot_graph`
[INFO] [stdout]   --> src/modules/layer_modules/two_layer_net.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use crate::plot_dot_graph;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::*`
[INFO] [stdout]  --> src/modules/layer_modules.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::modules::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]    --> src/modules/math/factorial.rs:140:15
[INFO] [stdout]     |
[INFO] [stdout] 140 |     use std::{cell::RefCell, f64::consts::PI};
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Axis`
[INFO] [stdout]   --> src/modules/math/get_item.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ndarray::{s, Array, Axis, IxDyn};
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/linear.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]    --> src/modules/math/linear.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     use std::env;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::math::*`
[INFO] [stdout]  --> src/modules/math/matmul.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::modules::math::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]   --> src/modules/math/sigmoid.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     use std::env;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array1`
[INFO] [stdout]  --> src/modules/math/softmax.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ndarray::{Array, Array1, Axis, IxDyn};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]    --> src/modules/math/sum_to.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use rand::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]   --> src/modules/math/tanh.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use rand::prelude::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> src/modules/optimizers/sgd.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::modules::*`
[INFO] [stdout]  --> src/modules/optimizers.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use crate::modules::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArrayViewMut`, `ArrayView`, `Ix0`, `Ix1`, `Zip`, and `s`
[INFO] [stdout]  --> src/modules/utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |     ^                ^^^^^^^^^  ^^^^^^^^^^^^                   ^^^  ^^^
[INFO] [stdout] 7 |     SliceInfoElem, Zip,
[INFO] [stdout]   |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dimension`
[INFO] [stdout]  --> src/modules/utils.rs:6:53
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |                                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/core/data_loader.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut spiral_train_set = Dataset::init(true, Rc::new(RefCell::new(SpiralDataSet {})));
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/core/data_loader.rs:165:13
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let mut spiral_test_set = Dataset::init(false, Rc::new(RefCell::new(SpiralDataSet {})));
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for (idx, key) in self.layers.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         for (idx, key_value) in self.layer_models.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (name, parameter) in self.parameters.iter_mut() {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let mut layer = LayerExecutor::new(Rc::new(RefCell::new(ll)));
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lr`
[INFO] [stdout]    --> src/modules/layer_modules/mlp.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let lr = 0.2;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_lr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hidden_size`
[INFO] [stdout]    --> src/modules/layer_modules/mlp.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let hidden_size = 10;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hidden_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dimension`
[INFO] [stdout]  --> src/modules/utils.rs:6:53
[INFO] [stdout]   |
[INFO] [stdout] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stdout]   |                                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/modules/math/get_item.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         inputs: Vec<Variable<V>>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/core/data_loader.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut spiral_train_set = Dataset::init(true, Rc::new(RefCell::new(SpiralDataSet {})));
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/core/data_loader.rs:165:13
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let mut spiral_test_set = Dataset::init(false, Rc::new(RefCell::new(SpiralDataSet {})));
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slice`
[INFO] [stdout]    --> src/modules/math/get_item.rs:187:13
[INFO] [stdout]     |
[INFO] [stdout] 187 |         let slice = DynamicSlice::Range {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for (idx, key) in self.layers.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/modules/core/layer.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         for (idx, key_value) in self.layer_models.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/math/reshape.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut gy = gys[0].clone();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (name, parameter) in self.parameters.iter_mut() {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/layer_modules/mlp.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let mut layer = LayerExecutor::new(Rc::new(RefCell::new(ll)));
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lr`
[INFO] [stdout]    --> src/modules/layer_modules/mlp.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let lr = 0.2;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_lr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hidden_size`
[INFO] [stdout]    --> src/modules/layer_modules/mlp.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let hidden_size = 10;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hidden_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indices`
[INFO] [stdout]    --> src/modules/utils.rs:780:52
[INFO] [stdout]     |
[INFO] [stdout] 780 |                         Some(DynamicSlice::Indices(indices)) => Slice {
[INFO] [stdout]     |                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:752:14
[INFO] [stdout]     |
[INFO] [stdout] 752 |         for (dim, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/utils.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |         let mut slice_info = self.create_slice_info(array.shape());
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/modules/utils.rs:894:14
[INFO] [stdout]     |
[INFO] [stdout] 894 |         for (i, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:999:9
[INFO] [stdout]     |
[INFO] [stdout] 999 |         dim: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slice`
[INFO] [stdout]     --> src/modules/utils.rs:1507:13
[INFO] [stdout]      |
[INFO] [stdout] 1507 |         let slice = DynamicSlice::Range {
[INFO] [stdout]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slice`
[INFO] [stdout]     --> src/modules/utils.rs:1547:13
[INFO] [stdout]      |
[INFO] [stdout] 1547 |         let slice = DynamicSlice::Range {
[INFO] [stdout]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/modules/math/get_item.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         inputs: Vec<Variable<V>>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slice`
[INFO] [stdout]    --> src/modules/math/get_item.rs:187:13
[INFO] [stdout]     |
[INFO] [stdout] 187 |         let slice = DynamicSlice::Range {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `shuffle` and `data_size` are never read
[INFO] [stdout]   --> src/modules/core/data_loader.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct DataLoader {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     shuffle: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 14 |     data_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataLoader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:330:4
[INFO] [stdout]     |
[INFO] [stdout] 330 | fn type_of<T>(_: T) -> String {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nobias` is never read
[INFO] [stdout]   --> src/modules/layer_modules/linear.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LinearLayer<V: MathOps> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     nobias: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LinearLayer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x_shape` is never read
[INFO] [stdout]   --> src/modules/math/get_item.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GetItemFunction {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 14 |     x_shape: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GetItemFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/modules/math/reshape.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut gy = gys[0].clone();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indices`
[INFO] [stdout]    --> src/modules/utils.rs:780:52
[INFO] [stdout]     |
[INFO] [stdout] 780 |                         Some(DynamicSlice::Indices(indices)) => Slice {
[INFO] [stdout]     |                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:752:14
[INFO] [stdout]     |
[INFO] [stdout] 752 |         for (dim, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/modules/utils.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |         let mut slice_info = self.create_slice_info(array.shape());
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/modules/utils.rs:894:14
[INFO] [stdout]     |
[INFO] [stdout] 894 |         for (i, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> src/modules/utils.rs:999:9
[INFO] [stdout]     |
[INFO] [stdout] 999 |         dim: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slice`
[INFO] [stdout]     --> src/modules/utils.rs:1507:13
[INFO] [stdout]      |
[INFO] [stdout] 1507 |         let slice = DynamicSlice::Range {
[INFO] [stdout]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slice`
[INFO] [stdout]     --> src/modules/utils.rs:1547:13
[INFO] [stdout]      |
[INFO] [stdout] 1547 |         let slice = DynamicSlice::Range {
[INFO] [stdout]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `inner` are never used
[INFO] [stdout]   --> src/modules/big_int_wrapper.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl BigIntWrapper {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 19 |     pub fn new(value: BigInt) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn inner(&self) -> &BigInt {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `shuffle` and `data_size` are never read
[INFO] [stdout]   --> src/modules/core/data_loader.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct DataLoader {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     shuffle: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 14 |     data_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataLoader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `predict_linear_with_sigmoid` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:313:8
[INFO] [stdout]     |
[INFO] [stdout] 313 | pub fn predict_linear_with_sigmoid<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]    --> src/modules/core/function_libs.rs:330:4
[INFO] [stdout]     |
[INFO] [stdout] 330 | fn type_of<T>(_: T) -> String {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `detail` is never used
[INFO] [stdout]   --> src/modules/core/functions.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl<V: MathOps> FunctionExecutor<V> {
[INFO] [stdout]    | ------------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub fn detail(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_layer`, `add_layer_model`, `get_layer_model`, and `get_parameters` are never used
[INFO] [stdout]   --> src/modules/core/layer.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<V: MathOps, O: Optimizer<Val = V>> LayerModel<V, O> {
[INFO] [stdout]    | -------------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_layer(&self, name: &str) -> &LayerExecutor<V> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn add_layer_model(&mut self, name: &str, layer_model: LayerModel<V, O>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn get_layer_model(&self, name: &str) -> &LayerModel<V, O> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn get_parameters(&self) -> Vec<Variable<V>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_parameter` and `get_parameter` are never used
[INFO] [stdout]    --> src/modules/core/layer.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub trait Layer<V>: std::fmt::Debug
[INFO] [stdout]     |           ----- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 128 |     fn add_parameter(&mut self, name: &str, parameter: Variable<V>);
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     fn get_parameter(&self, name: &str) -> Variable<V>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_inputs`, `get_outputs`, `add_parameter`, and `get_parameter` are never used
[INFO] [stdout]    --> src/modules/core/layer.rs:212:12
[INFO] [stdout]     |
[INFO] [stdout] 169 | impl<V: MathOps> LayerExecutor<V> {
[INFO] [stdout]     | --------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn get_inputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 |     pub fn get_outputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 |     pub fn add_parameter(&mut self, name: &str, parameter: Variable<V>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn get_parameter(&self, name: &str) -> Variable<V> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_creator_generation` is never used
[INFO] [stdout]    --> src/modules/core/raw_data.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl<V: MathOps> RawData<V> {
[INFO] [stdout]     | --------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn get_creator_generation(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_creator_generation` and `detail` are never used
[INFO] [stdout]    --> src/modules/core/raw_data.rs:373:8
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub trait RawDataProcessor<V: MathOps> {
[INFO] [stdout]     |           ---------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 373 |     fn get_creator_generation(&self) -> Option<i32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 410 |     fn detail(&self) -> String {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nobias` is never read
[INFO] [stdout]   --> src/modules/layer_modules/linear.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct LinearLayer<V: MathOps> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     nobias: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LinearLayer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x_shape` is never read
[INFO] [stdout]   --> src/modules/math/get_item.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GetItemFunction {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 14 |     x_shape: Vec<usize>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GetItemFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `neg` is never used
[INFO] [stdout]   --> src/modules/math/neg.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn neg<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detail_variable` is never used
[INFO] [stdout]    --> src/modules/utils.rs:265:8
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub fn detail_variable<V: MathOps>(x: Variable<V>, indent_num: usize) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dump_detail_variable` is never used
[INFO] [stdout]    --> src/modules/utils.rs:319:8
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub fn dump_detail_variable<V: MathOps>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Full` is never constructed
[INFO] [stdout]    --> src/modules/utils.rs:720:5
[INFO] [stdout]     |
[INFO] [stdout] 711 | pub enum DynamicSlice {
[INFO] [stdout]     |          ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 720 |     Full,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DynamicSlice` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.82s
[INFO] running `Command { std: "docker" "inspect" "288cb2410aa3461272ccbb399fb629fb0c9bd994c2b83df69537d15d90df2620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288cb2410aa3461272ccbb399fb629fb0c9bd994c2b83df69537d15d90df2620", kill_on_drop: false }`
[INFO] [stdout] 288cb2410aa3461272ccbb399fb629fb0c9bd994c2b83df69537d15d90df2620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f02560eacd2c1f529b95843506ca21a671f3401b25ccafdb9cf5462d24cfe41
[INFO] running `Command { std: "docker" "start" "-a" "5f02560eacd2c1f529b95843506ca21a671f3401b25ccafdb9cf5462d24cfe41", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `series::PointSeries`
[INFO] [stderr]   --> src/modules/datasets.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     series::PointSeries,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/modules/datasets.rs:171:47
[INFO] [stderr]     |
[INFO] [stderr] 171 |     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stderr]     |                                               ^         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 171 -     let mut t: Array<usize, _> = Array::zeros((data_size));
[INFO] [stderr] 171 +     let mut t: Array<usize, _> = Array::zeros(data_size);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Axis` and `s`
[INFO] [stderr]   --> src/modules/math/get_item.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | use ndarray::{s, Array, Axis, IxDyn};
[INFO] [stderr]    |               ^         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::modules::math::*`
[INFO] [stderr]  --> src/modules/math/linear.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::modules::math::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::modules::math::*`
[INFO] [stderr]  --> src/modules/math/matmul.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::modules::math::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Array1`
[INFO] [stderr]  --> src/modules/math/softmax.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ndarray::{Array, Array1, Axis, IxDyn};
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/modules/optimizers/sgd.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/modules/optimizers/sgd.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Rc` and `Weak`
[INFO] [stderr]  --> src/modules/optimizers/sgd.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::rc::{Rc, Weak};
[INFO] [stderr]   |               ^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ArrayViewMut`, `ArrayView`, `Ix0`, `Ix1`, `Zip`, and `s`
[INFO] [stderr]  --> src/modules/utils.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stderr]   |     ^                ^^^^^^^^^  ^^^^^^^^^^^^                   ^^^  ^^^
[INFO] [stderr] 7 |     SliceInfoElem, Zip,
[INFO] [stderr]   |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: ambiguous glob re-exports
[INFO] [stderr]   --> src/modules.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub use crate::modules::core::data_loader::*;
[INFO] [stderr]    |         ------------------------------------ but the name `DataLoader` in the type namespace is also re-exported here
[INFO] [stderr] ...
[INFO] [stderr] 25 | pub use crate::modules::datasets::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `DataLoader` in the type namespace is first re-exported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `modules::math::get_item_grad::*`
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub use modules::math::get_item_grad::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Dimension`
[INFO] [stderr]  --> src/modules/utils.rs:6:53
[INFO] [stderr]   |
[INFO] [stderr] 6 |     s, stack, Array, ArrayView, ArrayViewMut, Axis, Dimension, Ix0, Ix1, IxDyn, Slice, SliceInfo,
[INFO] [stderr]   |                                                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]   --> src/modules/core/layer.rs:88:14
[INFO] [stderr]    |
[INFO] [stderr] 88 |         for (idx, key) in self.layers.iter().enumerate() {
[INFO] [stderr]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]   --> src/modules/core/layer.rs:95:14
[INFO] [stderr]    |
[INFO] [stderr] 95 |         for (idx, key_value) in self.layer_models.iter().enumerate() {
[INFO] [stderr]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/modules/layer_modules/mlp.rs:66:14
[INFO] [stderr]    |
[INFO] [stderr] 66 |         for (name, parameter) in self.parameters.iter_mut() {
[INFO] [stderr]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/modules/layer_modules/mlp.rs:90:17
[INFO] [stderr]    |
[INFO] [stderr] 90 |             let mut layer = LayerExecutor::new(Rc::new(RefCell::new(ll)));
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inputs`
[INFO] [stderr]   --> src/modules/math/get_item.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         inputs: Vec<Variable<V>>,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/modules/math/reshape.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let mut gy = gys[0].clone();
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `indices`
[INFO] [stderr]    --> src/modules/utils.rs:780:52
[INFO] [stderr]     |
[INFO] [stderr] 780 |                         Some(DynamicSlice::Indices(indices)) => Slice {
[INFO] [stderr]     |                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indices`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dim`
[INFO] [stderr]    --> src/modules/utils.rs:752:14
[INFO] [stderr]     |
[INFO] [stderr] 752 |         for (dim, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stderr]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/modules/utils.rs:914:13
[INFO] [stderr]     |
[INFO] [stderr] 914 |         let mut slice_info = self.create_slice_info(array.shape());
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/modules/utils.rs:894:14
[INFO] [stderr]     |
[INFO] [stderr] 894 |         for (i, slice_opt) in self.slices.iter().enumerate() {
[INFO] [stderr]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dim`
[INFO] [stderr]    --> src/modules/utils.rs:999:9
[INFO] [stderr]     |
[INFO] [stderr] 999 |         dim: usize,
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `shuffle` and `data_size` are never read
[INFO] [stderr]   --> src/modules/core/data_loader.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct DataLoader {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 13 |     shuffle: bool,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 14 |     data_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DataLoader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `type_of` is never used
[INFO] [stderr]    --> src/modules/core/function_libs.rs:330:4
[INFO] [stderr]     |
[INFO] [stderr] 330 | fn type_of<T>(_: T) -> String {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `nobias` is never read
[INFO] [stderr]   --> src/modules/layer_modules/linear.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct LinearLayer<V: MathOps> {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 19 |     nobias: bool,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LinearLayer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `x_shape` is never read
[INFO] [stderr]   --> src/modules/math/get_item.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct GetItemFunction {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] 14 |     x_shape: Vec<usize>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `GetItemFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::seq::SliceRandom`
[INFO] [stderr]    --> src/modules/core/data_loader.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |     use rand::seq::SliceRandom;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `series::PointSeries`
[INFO] [stderr]   --> src/modules/datasets.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     series::PointSeries,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::plot_dot_graph`
[INFO] [stderr]    --> src/modules/layer_modules/mlp.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |     use crate::plot_dot_graph;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::plot_dot_graph`
[INFO] [stderr]   --> src/modules/layer_modules/two_layer_net.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |     use crate::plot_dot_graph;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cell::RefCell`
[INFO] [stderr]    --> src/modules/math/factorial.rs:140:15
[INFO] [stderr]     |
[INFO] [stderr] 140 |     use std::{cell::RefCell, f64::consts::PI};
[INFO] [stderr]     |               ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Axis`
[INFO] [stderr]   --> src/modules/math/get_item.rs:10:25
[INFO] [stderr]    |
[INFO] [stderr] 10 | use ndarray::{s, Array, Axis, IxDyn};
[INFO] [stderr]    |                         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]    --> src/modules/math/linear.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     use std::env;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> src/modules/math/sigmoid.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |     use std::env;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]    --> src/modules/math/sum_to.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 |     use rand::prelude::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]   --> src/modules/math/tanh.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     use rand::prelude::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/modules/core/data_loader.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |         let mut spiral_train_set = Dataset::init(true, Rc::new(RefCell::new(SpiralDataSet {})));
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/modules/core/data_loader.rs:165:13
[INFO] [stderr]     |
[INFO] [stderr] 165 |         let mut spiral_test_set = Dataset::init(false, Rc::new(RefCell::new(SpiralDataSet {})));
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/modules/layer_modules/mlp.rs:90:17
[INFO] [stderr]    |
[INFO] [stderr] 90 |             let mut layer = LayerExecutor::new(Rc::new(RefCell::new(ll)));
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lr`
[INFO] [stderr]    --> src/modules/layer_modules/mlp.rs:175:13
[INFO] [stderr]     |
[INFO] [stderr] 175 |         let lr = 0.2;
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_lr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hidden_size`
[INFO] [stderr]    --> src/modules/layer_modules/mlp.rs:177:13
[INFO] [stderr]     |
[INFO] [stderr] 177 |         let hidden_size = 10;
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hidden_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `slice`
[INFO] [stderr]    --> src/modules/math/get_item.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |         let slice = DynamicSlice::Range {
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `slice`
[INFO] [stderr]     --> src/modules/utils.rs:1507:13
[INFO] [stderr]      |
[INFO] [stderr] 1507 |         let slice = DynamicSlice::Range {
[INFO] [stderr]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `slice`
[INFO] [stderr]     --> src/modules/utils.rs:1547:13
[INFO] [stderr]      |
[INFO] [stderr] 1547 |         let slice = DynamicSlice::Range {
[INFO] [stderr]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_zero_deeplearning` (lib) generated 28 warnings (run `cargo fix --lib -p rust_zero_deeplearning` to apply 22 suggestions)
[INFO] [stderr] warning: `rust_zero_deeplearning` (lib test) generated 43 warnings (25 duplicates) (run `cargo fix --lib -p rust_zero_deeplearning --tests` to apply 18 suggestions)
[INFO] [stderr] warning: unused import: `num_traits::float::TotalOrder`
[INFO] [stderr]   --> tests/stage4.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use num_traits::float::TotalOrder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/stage4.rs:332:9
[INFO] [stderr]     |
[INFO] [stderr] 332 |     let mut w = Variable::new(RawData::from_shape_vec(vec![1, 1], vec![0.0]));
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/stage4.rs:333:9
[INFO] [stderr]     |
[INFO] [stderr] 333 |     let mut b = Variable::new(RawData::from_shape_vec(vec![1], vec![0.0]));
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> tests/stage4.rs:778:10
[INFO] [stderr]     |
[INFO] [stderr] 778 |     for (i, xx_var) in xx.iter().enumerate() {
[INFO] [stderr]     |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> tests/stage4.rs:779:14
[INFO] [stderr]     |
[INFO] [stderr] 779 |         for (j, yy_var) in yy.iter().enumerate() {
[INFO] [stderr]     |              ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: function `predict` is never used
[INFO] [stderr]    --> tests/stage4.rs:426:4
[INFO] [stderr]     |
[INFO] [stderr] 426 | fn predict(x: Variable<f64>) -> Variable<f64> {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_predict` is never used
[INFO] [stderr]    --> tests/stage4.rs:499:4
[INFO] [stderr]     |
[INFO] [stderr] 499 | fn test_predict() {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::modules::*`
[INFO] [stderr]  --> src/modules/layer_modules.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub use crate::modules::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::modules::*`
[INFO] [stderr]  --> src/modules/optimizers.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub use crate::modules::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BigIntWrapper` is never constructed
[INFO] [stderr]   --> src/modules/big_int_wrapper.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct BigIntWrapper(pub Rc<BigInt>);
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `inner` are never used
[INFO] [stderr]   --> src/modules/big_int_wrapper.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl BigIntWrapper {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] 19 |     pub fn new(value: BigInt) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub fn inner(&self) -> &BigInt {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DataLoader` is never constructed
[INFO] [stderr]   --> src/modules/core/data_loader.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct DataLoader {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `init` and `accuracy` are never used
[INFO] [stderr]   --> src/modules/core/data_loader.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | impl DataLoader {
[INFO] [stderr]    | --------------- associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn init(dataset: Dataset, batch_size: usize, shuffle: bool) -> Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57 |     pub fn accuracy(y: &Variable<f64>, t: &Variable<usize>) -> f64 {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sphere` is never used
[INFO] [stderr]   --> src/modules/core/function_libs.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn sphere<V: MathOps>(x: Variable<V>, y: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `matyas` is never used
[INFO] [stderr]   --> src/modules/core/function_libs.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn matyas<V: MathOps>(x: Variable<V>, y: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `goldstein` is never used
[INFO] [stderr]   --> src/modules/core/function_libs.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn goldstein<V: MathOps>(x: Variable<V>, y: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `rosenblock` is never used
[INFO] [stderr]   --> src/modules/core/function_libs.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub fn rosenblock<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `dot` is never used
[INFO] [stderr]   --> src/modules/core/function_libs.rs:95:8
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn dot<V: MathOps>(x0: Array<V, IxDyn>, x1: Array<V, IxDyn>) -> Array<V, IxDyn> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `linear_simple` is never used
[INFO] [stderr]    --> src/modules/core/function_libs.rs:278:8
[INFO] [stderr]     |
[INFO] [stderr] 278 | pub fn linear_simple<V: MathOps>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sigmoid_simple` is never used
[INFO] [stderr]    --> src/modules/core/function_libs.rs:300:8
[INFO] [stderr]     |
[INFO] [stderr] 300 | pub fn sigmoid_simple<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `predict_linear_with_sigmoid` is never used
[INFO] [stderr]    --> src/modules/core/function_libs.rs:313:8
[INFO] [stderr]     |
[INFO] [stderr] 313 | pub fn predict_linear_with_sigmoid<V: MathOps>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `backward` is never used
[INFO] [stderr]   --> src/modules/core/functions.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub trait Function<V>: std::fmt::Debug
[INFO] [stderr]    |           -------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 38 |     fn backward(
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `detail`, `get_inputs`, `get_outputs`, `get_creator`, `backward`, and `extract_creators` are never used
[INFO] [stderr]    --> src/modules/core/functions.rs:97:12
[INFO] [stderr]     |
[INFO] [stderr]  80 | impl<V: MathOps> FunctionExecutor<V> {
[INFO] [stderr]     | ------------------------------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  97 |     pub fn detail(&self) -> String {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 130 |     pub fn get_inputs(&self) -> Vec<Variable<V>> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 138 |     pub fn get_outputs(&self) -> Vec<Weak<RefCell<RawData<V>>>> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 154 |     pub fn get_creator(&self) -> Rc<RefCell<dyn Function<V>>> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 209 |     pub fn backward(&self) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 268 |     pub fn extract_creators(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LayerModel` is never constructed
[INFO] [stderr]   --> src/modules/core/layer.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct LayerModel<V: MathOps + 'static, O> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/modules/core/layer.rs:21:12
[INFO] [stderr]     |
[INFO] [stderr]  19 | impl<V: MathOps, O: Optimizer<Val = V>> LayerModel<V, O> {
[INFO] [stderr]     | -------------------------------------------------------- associated items in this implementation
[INFO] [stderr]  20 |     /// コンストラクタ
[INFO] [stderr]  21 |     pub fn new() -> LayerModel<V, O> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr]  30 |     pub fn add_layer(&mut self, name: &str, layer: LayerExecutor<V>) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  35 |     pub fn get_layer(&self, name: &str) -> &LayerExecutor<V> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  39 |     pub fn get_layers(&self) -> OrderedHashMap<LayerExecutor<V>> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  44 |     pub fn add_layer_model(&mut self, name: &str, layer_model: LayerModel<V, O>) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  49 |     pub fn get_layer_model(&self, name: &str) -> &LayerModel<V, O> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  57 |     pub fn set_optimizer(&mut self, optimizer: O) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  62 |     pub fn cleargrads(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  76 |     pub fn forward(&mut self, layer_name: &str, x: Vec<Variable<V>>) -> Vec<Variable<V>> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  85 |     pub fn get_parameters(&self) -> Vec<Variable<V>> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |     pub fn update_parameters(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Layer` is never used
[INFO] [stderr]    --> src/modules/core/layer.rs:120:11
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub trait Layer<V>: std::fmt::Debug
[INFO] [stderr]     |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LayerExecutor` is never constructed
[INFO] [stderr]    --> src/modules/core/layer.rs:162:12
[INFO] [stderr]     |
[INFO] [stderr] 162 | pub struct LayerExecutor<V: MathOps + 'static> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/modules/core/layer.rs:177:12
[INFO] [stderr]     |
[INFO] [stderr] 169 | impl<V: MathOps> LayerExecutor<V> {
[INFO] [stderr]     | --------------------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 177 |     pub fn new(layer_function: Rc<RefCell<dyn Layer<V>>>) -> LayerExecutor<V> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 189 |     pub fn set_inputs(&mut self, inputs: Vec<Variable<V>>) {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 201 |     pub fn set_outputs(&mut self, outputs: Vec<Variable<V>>) {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 212 |     pub fn get_inputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 220 |     pub fn get_outputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 229 |     pub fn add_parameter(&mut self, name: &str, parameter: Variable<V>) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 243 |     pub fn get_parameter(&self, name: &str) -> Variable<V> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 248 |     pub fn get_parameters(&self) -> HashMap<String, Variable<V>> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 253 |     pub fn cleargrads(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 264 |     fn forward(&mut self, inputs: Vec<Variable<V>>) -> Vec<Variable<V>> {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `predict` is never used
[INFO] [stderr]    --> src/modules/core/layer.rs:273:8
[INFO] [stderr]     |
[INFO] [stderr] 273 | pub fn predict<V: MathOps, O: Optimizer<Val = V>>(
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name` and `grad` are never read
[INFO] [stderr]   --> src/modules/core/raw_data.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct RawData<V: MathOps> {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 25 |     data: Array<V, IxDyn>,
[INFO] [stderr] 26 |     name: Option<String>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 27 |     grad: Option<Variable<V>>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RawData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/modules/core/raw_data.rs:53:12
[INFO] [stderr]     |
[INFO] [stderr]  32 | impl<V: MathOps> RawData<V> {
[INFO] [stderr]     | --------------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  53 |     pub fn from_shape_vec<Sh>(shape: Sh, values: Vec<V>) -> Self
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  75 |     pub fn from_vec(values: Vec<V>) -> Self {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  94 |     pub fn linspace(start: V, end: V, n: usize) -> Self {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 129 |     pub fn get_creator(&self) -> Option<Rc<RefCell<FunctionExecutor<V>>>> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 138 |     pub fn clear_grad(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 154 |     pub fn get_creator_generation(&self) -> i32 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 159 |     pub fn set_data(&mut self, data: Array<V, IxDyn>) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 175 |     pub fn set_name(&mut self, name: String) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 183 |     pub fn get_name(&self) -> Option<String> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 191 |     pub fn get_grad(&self) -> Option<Variable<V>> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 202 |     pub fn set_grad(&mut self, grad: Variable<V>) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 207 |     pub fn get_size(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 212 |     pub fn get_shape(&self) -> &[usize] {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 217 |     pub fn get_ndim(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 222 |     pub fn get_dtype(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 227 |     pub fn backward(&self) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/modules/core/raw_data.rs:296:8
[INFO] [stderr]     |
[INFO] [stderr] 276 | pub trait RawDataProcessor<V: MathOps> {
[INFO] [stderr]     |           ---------------- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 296 |     fn as_ref(&self) -> &RefCell<RawData<V>>;
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 310 |     fn set_name(&self, name: String) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 318 |     fn get_name(&self) -> Option<String> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 325 |     fn set_grad(&self, grad: Variable<V>) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 334 |     fn get_grad(&self) -> Option<Variable<V>> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 339 |     fn clear_grad(&self) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 364 |     fn get_creator(&self) -> Option<Rc<RefCell<FunctionExecutor<V>>>> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 373 |     fn get_creator_generation(&self) -> Option<i32> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 385 |     fn set_data(&self, data: Array<V, IxDyn>) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 390 |     fn backward(&self) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 410 |     fn detail(&self) -> String {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `DataLoader` is never used
[INFO] [stderr]   --> src/modules/datasets.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub trait DataLoader: std::fmt::Debug {
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Dataset` is never constructed
[INFO] [stderr]   --> src/modules/datasets.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub struct Dataset {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `init`, `prepare`, `len`, `get`, and `get_batch` are never used
[INFO] [stderr]    --> src/modules/datasets.rs:49:12
[INFO] [stderr]     |
[INFO] [stderr]  38 | impl Dataset {
[INFO] [stderr]     | ------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  49 |     pub fn init(train: bool, data_loader: Rc<RefCell<dyn DataLoader>>) -> Dataset {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr]  67 |     pub fn prepare(&mut self) {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  77 |     pub fn len(self) -> usize {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr]  93 |     pub fn get(self, index: usize) -> (Array<f64, IxDyn>, Option<usize>) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 116 |     pub fn get_batch(&self, batch_index: &[usize]) -> (Variable<f64>, Variable<usize>) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SpiralDataSet` is never constructed
[INFO] [stderr]    --> src/modules/datasets.rs:139:12
[INFO] [stderr]     |
[INFO] [stderr] 139 | pub struct SpiralDataSet;
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_spiral` is never used
[INFO] [stderr]    --> src/modules/datasets.rs:160:8
[INFO] [stderr]     |
[INFO] [stderr] 160 | pub fn get_spiral(train: bool) -> (Array<f64, IxDyn>, Array<usize, IxDyn>) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `draw_spiral_graph` is never used
[INFO] [stderr]    --> src/modules/datasets.rs:208:8
[INFO] [stderr]     |
[INFO] [stderr] 208 | pub fn draw_spiral_graph(train: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LinearLayer` is never constructed
[INFO] [stderr]   --> src/modules/layer_modules/linear.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct LinearLayer<V: MathOps> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/modules/layer_modules/linear.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 100 | impl<V: MathOps> LinearLayer<V> {
[INFO] [stderr]     | ------------------------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 107 |     pub fn new(in_size: Option<usize>, out_size: usize, nobias: bool) -> LinearLayer<V> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Mlp` is never constructed
[INFO] [stderr]   --> src/modules/layer_modules/mlp.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct Mlp<V, O>
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/modules/layer_modules/mlp.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 78 | impl<V: MathOps, O: Optimizer<Val = V>> Mlp<V, O> {
[INFO] [stderr]    | ------------------------------------------------- associated function in this implementation
[INFO] [stderr] 79 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TwoLayerNet` is never constructed
[INFO] [stderr]   --> src/modules/layer_modules/two_layer_net.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct TwoLayerNet<V, O>
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/modules/layer_modules/two_layer_net.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 59 | impl<V: MathOps, O: Optimizer<Val = V>> TwoLayerNet<V, O> {
[INFO] [stderr]    | --------------------------------------------------------- associated function in this implementation
[INFO] [stderr] 60 |     pub fn new(hidden_size: usize, out_size: usize, optimizer: O) -> TwoLayerNet<V, O> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `x0_shape` and `x1_shape` are never read
[INFO] [stderr]   --> src/modules/math/add.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct AddFunction {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 15 |     x0_shape: Vec<usize>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 16 |     x1_shape: Vec<usize>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `AddFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `add` is never used
[INFO] [stderr]   --> src/modules/math/add.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub fn add<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BroadcastToFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/broadcast_to.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct BroadcastToFunction {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `broadcast_to` is never used
[INFO] [stderr]   --> src/modules/math/broadcast_to.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn broadcast_to<V: MathOps>(x: Variable<V>, shape: Vec<usize>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CosFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/cos.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct CosFunction;
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `cos` is never used
[INFO] [stderr]   --> src/modules/math/cos.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub fn cos<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `div` is never used
[INFO] [stderr]   --> src/modules/math/div.rs:71:8
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub fn div<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ExpFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/exp.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct ExpFunction;
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `exp` is never used
[INFO] [stderr]   --> src/modules/math/exp.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn exp<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `small_factorial` is never used
[INFO] [stderr]   --> src/modules/math/factorial.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn small_factorial(n: u64) -> BigInt {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `product_range` is never used
[INFO] [stderr]   --> src/modules/math/factorial.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn product_range(l: BigInt, u: BigInt) -> BigInt {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `calc_odd_part` is never used
[INFO] [stderr]   --> src/modules/math/factorial.rs:74:4
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn calc_odd_part(n: BigInt) -> BigInt {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `factorial` is never used
[INFO] [stderr]   --> src/modules/math/factorial.rs:98:8
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn factorial(n: u64) -> BigInt {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `my_sin` is never used
[INFO] [stderr]    --> src/modules/math/factorial.rs:112:8
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn my_sin<V: MathOps + Signed>(x: Variable<V>) -> Variable<V> {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `GetItemFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/get_item.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct GetItemFunction {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/modules/math/get_item.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl GetItemFunction {
[INFO] [stderr]    | -------------------- associated function in this implementation
[INFO] [stderr] 19 |     fn new(x_shape: Vec<usize>, slicer: DynamicSlicer) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_item` is never used
[INFO] [stderr]   --> src/modules/math/get_item.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn get_item<V: MathOps>(x: Variable<V>, slicer: DynamicSlicer) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LinearFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/linear.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct LinearFunction {}
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `linear` is never used
[INFO] [stderr]   --> src/modules/math/linear.rs:88:8
[INFO] [stderr]    |
[INFO] [stderr] 88 | pub fn linear<V: MathOps>(x: Variable<V>, w: Variable<V>, b: Option<Variable<V>>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LogFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/logarithm.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct LogFunction {}
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `log` is never used
[INFO] [stderr]   --> src/modules/math/logarithm.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub fn log<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `logsumexp` is never used
[INFO] [stderr]   --> src/modules/math/logarithm.rs:76:8
[INFO] [stderr]    |
[INFO] [stderr] 76 | pub fn logsumexp<V: MathOps>(x: Array<V, IxDyn>, axis: Axis) -> Array<V, IxDyn> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MatmulFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/matmul.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct MatmulFunction {}
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `matmul` is never used
[INFO] [stderr]   --> src/modules/math/matmul.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub fn matmul<V: MathOps>(x: Variable<V>, w: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MeanSquaredErrorFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/mean_squared_error.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct MeanSquaredErrorFunction {}
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mean_squared_error` is never used
[INFO] [stderr]   --> src/modules/math/mean_squared_error.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn mean_squared_error<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mul` is never used
[INFO] [stderr]   --> src/modules/math/mul.rs:79:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub fn mul<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `neg` is never used
[INFO] [stderr]   --> src/modules/math/neg.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn neg<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `pow` is never used
[INFO] [stderr]    --> src/modules/math/pow.rs:109:8
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn pow<V: MathOps>(input: Variable<V>, exp: i32) -> Variable<V> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `x_shape` is never read
[INFO] [stderr]   --> src/modules/math/reshape.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct ReshapeFunction {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] 14 |     shape: Vec<usize>,   // 変換後
[INFO] [stderr] 15 |     x_shape: Vec<usize>, // 変換前
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ReshapeFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SigmoidFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/sigmoid.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct SigmoidFunction {}
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sigmoid` is never used
[INFO] [stderr]   --> src/modules/math/sigmoid.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn sigmoid<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SinFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/sin.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct SinFunction;
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sin` is never used
[INFO] [stderr]   --> src/modules/math/sin.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn sin<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SoftmaxFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/softmax.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct SoftmaxFunction {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `softmax` is never used
[INFO] [stderr]    --> src/modules/math/softmax.rs:103:8
[INFO] [stderr]     |
[INFO] [stderr] 103 | pub fn softmax<V: MathOps>(x: Variable<V>, axis: Axis) -> Variable<V> {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `softmax1d` is never used
[INFO] [stderr]    --> src/modules/math/softmax.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub fn softmax1d<V: MathOps>(x: Variable<V>) -> Variable<V> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `softmax_simple` is never used
[INFO] [stderr]    --> src/modules/math/softmax.rs:136:8
[INFO] [stderr]     |
[INFO] [stderr] 136 | pub fn softmax_simple<V: MathOps>(x: Variable<V>, axis: isize) -> Variable<V> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `softmax_cross_entropy_simple` is never used
[INFO] [stderr]    --> src/modules/math/softmax.rs:151:8
[INFO] [stderr]     |
[INFO] [stderr] 151 | pub fn softmax_cross_entropy_simple<V: MathOps>(x: Variable<V>, t: Variable<V>) -> V {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SoftmaxCrossEntropyFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/softmax_cross_entropy.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct SoftmaxCrossEntropyFunction {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `softmax_cross_entropy` is never used
[INFO] [stderr]    --> src/modules/math/softmax_cross_entropy.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub fn softmax_cross_entropy<V: MathOps>(x: Variable<V>, t: Variable<usize>) -> Variable<V> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SquareFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/square.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct SquareFunction;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `square` is never used
[INFO] [stderr]   --> src/modules/math/square.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub fn square<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sub` is never used
[INFO] [stderr]   --> src/modules/math/sub.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub fn sub<V: MathOps>(x0: Variable<V>, x1: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SumFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/sum.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct SumFunction {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sum` is never used
[INFO] [stderr]    --> src/modules/math/sum.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub fn sum<V: MathOps>(x: Variable<V>, axis: Option<Vec<isize>>, keepdims: bool) -> Variable<V> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SumToFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/sum_to.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct SumToFunction {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sum_to` is never used
[INFO] [stderr]    --> src/modules/math/sum_to.rs:105:8
[INFO] [stderr]     |
[INFO] [stderr] 105 | pub fn sum_to<V: MathOps>(x: Variable<V>, shape: Vec<usize>) -> Variable<V> {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TanhFunction` is never constructed
[INFO] [stderr]   --> src/modules/math/tanh.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct TanhFunction;
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tanh` is never used
[INFO] [stderr]   --> src/modules/math/tanh.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub fn tanh<V: MathOps>(input: Variable<V>) -> Variable<V> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `transpose_axes` is never used
[INFO] [stderr]    --> src/modules/math/transpose.rs:111:8
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub fn transpose_axes<V: MathOps>(input: Variable<V>, axes: Vec<usize>) -> Variable<V> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AdaGrad` is never constructed
[INFO] [stderr]   --> src/modules/optimizers/ada_grad.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct AdaGrad<V> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/modules/optimizers/ada_grad.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<V> AdaGrad<V> {
[INFO] [stderr]    | ------------------ associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn new(lr: f64, eps: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MomentumSgd` is never constructed
[INFO] [stderr]   --> src/modules/optimizers/momentum_sgd.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct MomentumSgd<V> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/modules/optimizers/momentum_sgd.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl<V> MomentumSgd<V> {
[INFO] [stderr]    | ---------------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn new(lr: f64, momentum: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Optimizer` is never used
[INFO] [stderr]  --> src/modules/optimizers/optimizer.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub trait Optimizer {
[INFO] [stderr]   |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Sgd` is never constructed
[INFO] [stderr]   --> src/modules/optimizers/sgd.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Sgd<V> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/modules/optimizers/sgd.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl<V: MathOps> Sgd<V> {
[INFO] [stderr]    | ----------------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn new(lr: V) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `retain_grad` is never read
[INFO] [stderr]   --> src/modules/settings.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct Setting {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] 38 |     enable_backprop: bool,
[INFO] [stderr] 39 |     retain_grad: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `set_backprop_enabled`, `set_backprop_disabled`, `set_retain_grad_enabled`, `set_retain_grad_disabled`, and `is_enable_retain_grad` are never used
[INFO] [stderr]   --> src/modules/settings.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 41 | impl Setting {
[INFO] [stderr]    | ------------ associated functions in this implementation
[INFO] [stderr] 42 |     /// 逆伝播を有効にする。
[INFO] [stderr] 43 |     pub fn set_backprop_enabled() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 51 |     pub fn set_backprop_disabled() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     pub fn set_retain_grad_enabled() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 77 |     pub fn set_retain_grad_disabled() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 89 |     pub fn is_enable_retain_grad() -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `dot_func` is never used
[INFO] [stderr]   --> src/modules/utils.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn dot_func<V: MathOps>(fe: Rc<RefCell<FunctionExecutor<V>>>) -> String {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `debug_variable` is never used
[INFO] [stderr]    --> src/modules/utils.rs:219:8
[INFO] [stderr]     |
[INFO] [stderr] 219 | pub fn debug_variable<V: MathOps>(x: Variable<V>, indent_num: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `detail_variable` is never used
[INFO] [stderr]    --> src/modules/utils.rs:265:8
[INFO] [stderr]     |
[INFO] [stderr] 265 | pub fn detail_variable<V: MathOps>(x: Variable<V>, indent_num: usize) -> Vec<String> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `dump_detail_variable` is never used
[INFO] [stderr]    --> src/modules/utils.rs:319:8
[INFO] [stderr]     |
[INFO] [stderr] 319 | pub fn dump_detail_variable<V: MathOps>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `reshape_sum_backward` is never used
[INFO] [stderr]    --> src/modules/utils.rs:398:8
[INFO] [stderr]     |
[INFO] [stderr] 398 | pub fn reshape_sum_backward<V: MathOps>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `squeeze` is never used
[INFO] [stderr]    --> src/modules/utils.rs:446:8
[INFO] [stderr]     |
[INFO] [stderr] 446 | pub fn squeeze<T: Clone>(arr: &Array<T, IxDyn>) -> Array<T, IxDyn> {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `numerical_grad` is never used
[INFO] [stderr]    --> src/modules/utils.rs:477:8
[INFO] [stderr]     |
[INFO] [stderr] 477 | pub fn numerical_grad(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `gradient_check` is never used
[INFO] [stderr]    --> src/modules/utils.rs:542:8
[INFO] [stderr]     |
[INFO] [stderr] 542 | pub fn gradient_check(function: &mut FunctionExecutor<f64>, inputs: Vec<Variable<f64>>) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `draw_graph` is never used
[INFO] [stderr]    --> src/modules/utils.rs:582:8
[INFO] [stderr]     |
[INFO] [stderr] 582 | pub fn draw_graph(
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OrderedHashMap` is never constructed
[INFO] [stderr]    --> src/modules/utils.rs:637:12
[INFO] [stderr]     |
[INFO] [stderr] 637 | pub struct OrderedHashMap<T> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `insert`, `get`, `len`, and `iter` are never used
[INFO] [stderr]    --> src/modules/utils.rs:644:12
[INFO] [stderr]     |
[INFO] [stderr] 643 | impl<T: Clone> OrderedHashMap<T> {
[INFO] [stderr]     | -------------------------------- associated items in this implementation
[INFO] [stderr] 644 |     pub fn new() -> OrderedHashMap<T> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 653 |     pub fn insert(&mut self, key: &str, value: T) {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 659 |     pub fn get(&self, key: &str) -> &T {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 664 |     pub fn len(&self) -> usize {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 672 |     pub fn iter(&self) -> Iter<'_, String> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `DynamicSlice` is never used
[INFO] [stderr]    --> src/modules/utils.rs:711:10
[INFO] [stderr]     |
[INFO] [stderr] 711 | pub enum DynamicSlice {
[INFO] [stderr]     |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DynamicSlicer` is never constructed
[INFO] [stderr]    --> src/modules/utils.rs:725:12
[INFO] [stderr]     |
[INFO] [stderr] 725 | pub struct DynamicSlicer {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]     --> src/modules/utils.rs:730:12
[INFO] [stderr]      |
[INFO] [stderr]  729 | impl DynamicSlicer {
[INFO] [stderr]      | ------------------ associated items in this implementation
[INFO] [stderr]  730 |     pub fn new(dims: usize) -> Self {
[INFO] [stderr]      |            ^^^
[INFO] [stderr] ...
[INFO] [stderr]  736 |     pub fn set_slice(&mut self, dim: usize, slice: DynamicSlice) -> &mut Self {
[INFO] [stderr]      |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  747 |     pub fn slice<T>(&self, array: &Array<T, IxDyn>) -> Array<T, IxDyn>
[INFO] [stderr]      |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  809 |     fn fancy_index<T>(&self, array: &Array<T, IxDyn>) -> Array<T, IxDyn>
[INFO] [stderr]      |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  873 |     pub fn add_at<T>(&self, array: &mut Array<T, IxDyn>, values: &Array<T, IxDyn>)
[INFO] [stderr]      |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  938 |     fn add_at_indices<T>(
[INFO] [stderr]      |        ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  994 |     fn add_at_multidim_indices<T>(
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1056 |     fn create_slice_info(
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `plotters::prelude::*`
[INFO] [stderr]    --> tests/stage3.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |     use plotters::prelude::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/stage3.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let mut x = Variable::new(RawData::new(2.0));
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/stage3.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let mut x = Variable::new(RawData::new(2.0));
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/stage3.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |     let mut logs: Vec<Vec<f64>> = vec![];
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `logs`
[INFO] [stderr]    --> tests/stage3.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |     let mut logs: Vec<Vec<f64>> = vec![];
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_logs`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/stage3.rs:260:9
[INFO] [stderr]     |
[INFO] [stderr] 260 |     let mut x = Variable::new(RawData::new(2.0));
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dummy`
[INFO] [stderr]    --> tests/stage3.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |     let dummy = Variable::new(RawData::new(-999.0));
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_dummy`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]   --> tests/stage1-stage2.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rand::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `inner` are never used
[INFO] [stderr]   --> src/modules/big_int_wrapper.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl BigIntWrapper {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] 19 |     pub fn new(value: BigInt) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub fn inner(&self) -> &BigInt {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `shuffle` and `data_size` are never read
[INFO] [stderr]   --> src/modules/core/data_loader.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct DataLoader {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 13 |     shuffle: bool,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 14 |     data_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DataLoader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `detail` is never used
[INFO] [stderr]   --> src/modules/core/functions.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 80 | impl<V: MathOps> FunctionExecutor<V> {
[INFO] [stderr]    | ------------------------------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 97 |     pub fn detail(&self) -> String {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_layer`, `add_layer_model`, `get_layer_model`, and `get_parameters` are never used
[INFO] [stderr]   --> src/modules/core/layer.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl<V: MathOps, O: Optimizer<Val = V>> LayerModel<V, O> {
[INFO] [stderr]    | -------------------------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn get_layer(&self, name: &str) -> &LayerExecutor<V> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn add_layer_model(&mut self, name: &str, layer_model: LayerModel<V, O>) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn get_layer_model(&self, name: &str) -> &LayerModel<V, O> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 85 |     pub fn get_parameters(&self) -> Vec<Variable<V>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `add_parameter` and `get_parameter` are never used
[INFO] [stderr]    --> src/modules/core/layer.rs:128:8
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub trait Layer<V>: std::fmt::Debug
[INFO] [stderr]     |           ----- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 128 |     fn add_parameter(&mut self, name: &str, parameter: Variable<V>);
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 131 |     fn get_parameter(&self, name: &str) -> Variable<V>;
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_inputs`, `get_outputs`, `add_parameter`, and `get_parameter` are never used
[INFO] [stderr]    --> src/modules/core/layer.rs:212:12
[INFO] [stderr]     |
[INFO] [stderr] 169 | impl<V: MathOps> LayerExecutor<V> {
[INFO] [stderr]     | --------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 212 |     pub fn get_inputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 220 |     pub fn get_outputs(&self) -> Vec<Weak<RefCell<Variable<V>>>> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 229 |     pub fn add_parameter(&mut self, name: &str, parameter: Variable<V>) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 243 |     pub fn get_parameter(&self, name: &str) -> Variable<V> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_creator_generation` is never used
[INFO] [stderr]    --> src/modules/core/raw_data.rs:154:12
[INFO] [stderr]     |
[INFO] [stderr]  32 | impl<V: MathOps> RawData<V> {
[INFO] [stderr]     | --------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 154 |     pub fn get_creator_generation(&self) -> i32 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_creator_generation` and `detail` are never used
[INFO] [stderr]    --> src/modules/core/raw_data.rs:373:8
[INFO] [stderr]     |
[INFO] [stderr] 276 | pub trait RawDataProcessor<V: MathOps> {
[INFO] [stderr]     |           ---------------- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 373 |     fn get_creator_generation(&self) -> Option<i32> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 410 |     fn detail(&self) -> String {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Full` is never constructed
[INFO] [stderr]    --> src/modules/utils.rs:720:5
[INFO] [stderr]     |
[INFO] [stderr] 711 | pub enum DynamicSlice {
[INFO] [stderr]     |          ------------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 720 |     Full,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `DynamicSlice` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_zero_deeplearning` (test "stage4") generated 7 warnings (run `cargo fix --test "stage4" -p rust_zero_deeplearning` to apply 5 suggestions)
[INFO] [stderr] warning: `rust_zero_deeplearning` (bin "rust_zero_deeplearning") generated 134 warnings (23 duplicates) (run `cargo fix --bin "rust_zero_deeplearning" -p rust_zero_deeplearning` to apply 2 suggestions)
[INFO] [stderr] warning: `rust_zero_deeplearning` (test "stage3") generated 7 warnings (run `cargo fix --test "stage3" -p rust_zero_deeplearning` to apply 7 suggestions)
[INFO] [stderr] warning: `rust_zero_deeplearning` (test "stage1-stage2") generated 1 warning (run `cargo fix --test "stage1-stage2" -p rust_zero_deeplearning` to apply 1 suggestion)
[INFO] [stderr] warning: `rust_zero_deeplearning` (bin "rust_zero_deeplearning" test) generated 55 warnings (46 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_zero_deeplearning-f606ef4c06ee1abc)
[INFO] [stdout] 
[INFO] [stdout] running 187 tests
[INFO] [stdout] test modules::big_int_wrapper::tests::test_add_assigin ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_bigint_minus2 ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_bigint_minus1 ... ok
[INFO] [stdout] test modules::core::data_loader::test::test_array ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_bigint_mul ... ok
[INFO] [stdout] test modules::core::function_libs::tests::test_linear_simple ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_bigint_rem1 ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_bigint_rem2 ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_bigint_sum ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_from_str ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_mul_assigin ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_sub_assigin ... ok
[INFO] [stdout] test modules::core::function_libs::tests::test_sphere_1 ... ok
[INFO] [stdout] test modules::core::function_libs::tests::test_goldstein_1 ... ok
[INFO] [stdout] test modules::core::function_libs::tests::test_matyas_1 ... ok
[INFO] [stdout] test modules::core::function_libs::tests::test_rosenblock ... ok
[INFO] [stdout] test modules::core::raw_data::tests::test_linspace ... ok
[INFO] [stdout] test modules::core::variable::tests::test_dyndim_array ... ok
[INFO] [stdout] test modules::core::variable::tests::test_get_dtype ... ok
[INFO] [stdout] test modules::core::variable::tests::test_linspace ... ok
[INFO] [stdout] test modules::core::variable::tests::test_transpose ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_bigint_div ... ok
[INFO] [stdout] test modules::core::raw_data::tests::test_variable_reshape ... ok
[INFO] [stdout] test modules::core::raw_data::tests::test_dyndim_array ... ok
[INFO] [stdout] test modules::core::raw_data::tests::test_get_dtype ... ok
[INFO] [stdout] test modules::core::variable::tests::test_variable_reshape ... ok
[INFO] [stdout] test modules::core::raw_data::tests::test_transpose ... ok
[INFO] [stdout] test modules::core::data_loader::test::test_hgoe ... ok
[INFO] [stdout] test modules::core::function_libs::tests::test_step29_newton_method ... ok
[INFO] [stdout] test modules::big_int_wrapper::tests::test_div_assigin ... ok
[INFO] [stdout] test modules::core::raw_data::tests::test_variable_name ... ok
[INFO] [stdout] test modules::core::variable::tests::test_variable_name ... ok
[INFO] [stdout] test modules::math::add::tests::test_add ... ok
[INFO] [stdout] test modules::math::add::tests::test_add_mul_overload ... ok
[INFO] [stdout] test modules::math::add::tests::test_add_mul_with_array_overload ... ok
[INFO] [stdout] test modules::math::add::tests::test_add_overload_macro ... ok
[INFO] [stdout] test modules::math::add::tests::test_mul_overload_macro ... ok
[INFO] [stdout] test modules::math::add::tests::test_neg_overload ... ok
[INFO] [stdout] test modules::layer_modules::mlp::tests::test_mlp_10_20_30_40_1 ... FAILED
[INFO] [stdout] test modules::layer_modules::mlp::tests::test_mlp_10_1 ... FAILED
[INFO] [stdout] test modules::layer_modules::two_layer_net::tests::test_two_layer_net ... FAILED
[INFO] [stdout] test modules::math::broadcast_to::tests::test_broadcast_to_1 ... ok
[INFO] [stdout] test modules::math::add::tests::test_num_grad_check ... ok
[INFO] [stdout] test modules::math::div::tests::test_add_div_other_than_variable_overload ... ok
[INFO] [stdout] test modules::math::div::tests::test_add_div_overload ... ok
[INFO] [stdout] test modules::math::div::tests::test_add_div_with_array_overload ... ok
[INFO] [stdout] test modules::math::div::tests::test_div_1 ... ok
[INFO] [stdout] test modules::math::div::tests::test_div_2 ... ok
[INFO] [stdout] test modules::math::cos::tests::test_num_grad_check ... ok
[INFO] [stdout] test modules::math::div::tests::test_num_grad_check ... ok
[INFO] [stdout] test modules::math::exp::tests::test_exp ... ok
[INFO] [stdout] test modules::math::exp::tests::test_num_grad_check ... ok
[INFO] [stdout] test modules::math::factorial::tests::test_factoria_0 ... ok
[INFO] [stdout] test modules::math::factorial::tests::test_factoria_1 ... ok
[INFO] [stdout] test modules::math::factorial::tests::test_factoria_100 ... ok
[INFO] [stdout] test modules::math::div::tests::test_div_overload_macro ... ok
[INFO] [stdout] test modules::math::factorial::tests::test_factoria_20 ... ok
[INFO] [stdout] test modules::math::factorial::tests::test_my_sin ... FAILED
[INFO] [stdout] test modules::math::get_item::test::test_forward1_1 ... ok
[INFO] [stdout] test modules::math::get_item::test::test_forward1_2 ... ok
[INFO] [stdout] test modules::math::get_item::test::test_forward2 ... ok
[INFO] [stdout] test modules::math::get_item::test::test_get_item ... ok
[INFO] [stdout] test modules::math::linear::tests::test_backward1 ... ok
[INFO] [stdout] test modules::math::cos::tests::test_cos_1 ... ok
[INFO] [stdout] test modules::math::linear::tests::test_forward1 ... ok
[INFO] [stdout] test modules::math::linear::tests::test_num_grad_check_0_0 ... ok
[INFO] [stdout] test modules::math::logarithm::tests::test_log_01 ... ok
[INFO] [stdout] test modules::math::logarithm::tests::test_log_02 ... ok
[INFO] [stdout] test modules::math::logarithm::tests::test_logsumexp_01 ... ok
[INFO] [stdout] test modules::math::logarithm::tests::test_logsumexp_02 ... ok
[INFO] [stdout] test modules::math::logarithm::tests::test_logsumexp_03 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_backward1 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_backward_num_grad_1 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_backward_num_grad_2 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_forward1 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_forward10 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_forward2 ... ok
[INFO] [stdout] test modules::math::factorial::tests::test_factoria_10000 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_num_grad_check2 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_num_grad_check_0_0 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_num_grad_check_0_1 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_num_grad_check_1_0 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_num_grad_check_1_1 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_simple_matmul ... ok
[INFO] [stdout] test modules::math::mean_squared_error::tests::test_mse_backward1 ... ok
[INFO] [stdout] test modules::math::mean_squared_error::tests::test_mse_backward2 ... ok
[INFO] [stdout] test modules::math::mean_squared_error::tests::test_mse_forward1 ... ok
[INFO] [stdout] test modules::math::mul::tests::test_add_mul_other_than_variable_overload ... ok
[INFO] [stdout] test modules::math::mul::tests::test_add_mul_overload ... ok
[INFO] [stdout] test modules::math::mul::tests::test_add_mul_with_array_overload ... ok
[INFO] [stdout] test modules::math::mul::tests::test_mul_1 ... ok
[INFO] [stdout] test modules::math::mul::tests::test_mul_2 ... ok
[INFO] [stdout] test modules::math::mul::tests::test_mul_overload_macro ... ok
[INFO] [stdout] test modules::math::mul::tests::test_num_grad ... ok
[INFO] [stdout] test modules::math::neg::tests::test_neg_overload ... ok
[INFO] [stdout] test modules::math::pow::tests::test_num_grad ... ok
[INFO] [stdout] test modules::math::pow::tests::test_pow_f64 ... ok
[INFO] [stdout] test modules::math::pow::tests::test_pow_f64_minus ... ok
[INFO] [stdout] test modules::math::pow::tests::test_pow_f64_zero ... ok
[INFO] [stdout] test modules::math::pow::tests::test_pow_i32 ... ok
[INFO] [stdout] test modules::math::pow::tests::test_pow_i32_overload ... ok
[INFO] [stdout] test modules::math::reshape::tests::test_reshape ... ok
[INFO] [stdout] test modules::math::sigmoid::tests::test_num_grad_check_0 ... ok
[INFO] [stdout] test modules::math::sigmoid::tests::test_num_grad_check_1 ... ok
[INFO] [stdout] test modules::math::matmul::tests::test_num_grad_check3 ... ok
[INFO] [stdout] test modules::datasets::test::test_get_spiral ... ok
[INFO] [stdout] test modules::math::sin::tests::test_num_grad ... ok
[INFO] [stdout] test modules::math::sin::tests::test_sin_1 ... ok
[INFO] [stdout] test modules::math::softmax::tests::test_softmax1d_1 ... ok
[INFO] [stdout] test modules::math::softmax::tests::test_softmax1d_2 ... ok
[INFO] [stdout] test modules::math::softmax::tests::test_softmax_backward_01 ... ok
[INFO] [stdout] test modules::math::softmax::tests::test_softmax_cross_entropy_simple_01 ... ok
[INFO] [stdout] test modules::math::softmax::tests::test_softmax_forward_01 ... ok
[INFO] [stdout] test modules::math::softmax_cross_entropy::tests::test_softmax_cross_entropy_01 ... ok
[INFO] [stdout] test modules::math::softmax_cross_entropy::tests::test_softmax_cross_entropy_backward_01 ... ok
[INFO] [stdout] test modules::math::square::tests::test_num_grad ... ok
[INFO] [stdout] test modules::math::square::tests::test_square ... ok
[INFO] [stdout] test modules::math::sub::tests::test_add_sub_with_array_overload ... ok
[INFO] [stdout] test modules::core::function_libs::tests::test_sigmoid_simple ... ok
[INFO] [stdout] test modules::math::sub::tests::test_num_grad ... ok
[INFO] [stdout] test modules::math::sigmoid::tests::test_sigmoid_graph ... ok
[INFO] [stdout] test modules::core::raw_data::tests::test_variable_params ... ok
[INFO] [stdout] test modules::math::sub::tests::test_sub ... ok
[INFO] [stdout] test modules::math::sub::tests::test_mul_overload_macro ... ok
[INFO] [stdout] test modules::math::sub::tests::test_sub_mul_overload ... ok
[INFO] [stdout] test modules::math::sub::tests::test_sub_overload_macro ... ok
[INFO] [stdout] test modules::math::sum::tests::test_simple_sum ... ok
[INFO] [stdout] test modules::math::sum::tests::test_simple_sum2 ... ok
[INFO] [stdout] test modules::math::sum::tests::test_sum_axis0 ... ok
[INFO] [stdout] test modules::math::sum::tests::test_sum_axis1 ... ok
[INFO] [stdout] test modules::math::sum::tests::test_num_grad ... ok
[INFO] [stdout] test modules::math::sum::tests::test_sum_keepdims ... ok
[INFO] [stdout] test modules::math::sum::tests::test_sum_keepdims_axis0 ... ok
[INFO] [stdout] test modules::math::sum::tests::test_sum_keepdims_axis1 ... ok
[INFO] [stdout] test modules::math::sum_to::tests::test_sum_to_backward1 ... ok
[INFO] [stdout] test modules::math::sum_to::tests::test_sum_to_forward1 ... ok
[INFO] [stdout] test modules::math::sum_to::tests::test_sum_to_backward2 ... ok
[INFO] [stdout] test modules::math::sum_to::tests::test_sum_to_forward3 ... ok
[INFO] [stdout] test modules::math::sum_to::tests::test_sum_to_forward2 ... ok
[INFO] [stdout] test modules::math::sum_to::tests::test_sum_to_backward3 ... ok
[INFO] [stdout] test modules::math::tanh::tests::test_tanh_1 ... ok
[INFO] [stdout] test modules::math::transpose::tests::test_transpose ... ok
[INFO] [stdout] test modules::math::transpose::tests::test_transpose_axes ... ok
[INFO] [stdout] test modules::math::sum_to::tests::test_num_grad ... ok
[INFO] [stdout] test modules::math::transpose::tests::test_num_grad ... ok
[INFO] [stdout] test modules::optimizers::momentum_sgd::tests::test_memoentum_sgd_update_one_01 ... ok
[INFO] [stdout] test modules::math::broadcast_to::tests::test_num_grad_check ... ok
[INFO] [stdout] test modules::optimizers::sgd::tests::test_sgd_update_one_01 ... ok
[INFO] [stdout] test modules::math::tanh::tests::test_num_grad ... ok
[INFO] [stdout] test modules::utils::test::test_add_at_2dim_multi_cols ... ok
[INFO] [stdout] test modules::utils::test::test_add_at_1dim_indices_01 ... ok
[INFO] [stdout] test modules::utils::test::test_add_at_simple_index_01 ... ok
[INFO] [stdout] test modules::utils::test::test_add_at_slice_01 ... ok
[INFO] [stdout] test modules::utils::test::test_debug_variable ... ok
[INFO] [stdout] test modules::utils::test::test_add_at_2dim_multi_rows ... ok
[INFO] [stdout] test modules::utils::test::test_dot_func_2 ... ok
[INFO] [stdout] test modules::utils::test::test_dot_var_1 ... ok
[INFO] [stdout] test modules::utils::test::test_dot_var_2 ... ok
[INFO] [stdout] test modules::utils::test::test_dot_var_3 ... ok
[INFO] [stdout] test modules::utils::test::test_get_dot_graph_1 ... ok
[INFO] [stdout] test modules::utils::test::test_get_dot_graph_goldstein ... ok
[INFO] [stdout] test modules::utils::test::test_get_dot_graph_matyas ... ok
[INFO] [stdout] test modules::utils::test::test_get_dot_graph_sphere ... ok
[INFO] [stdout] test modules::utils::test::test_num_grad ... ok
[INFO] [stdout] test modules::optimizers::ada_grad::tests::test_ada_grad_update_one_01 ... ok
[INFO] [stdout] test modules::utils::test::test_dot_func_1 ... ok
[INFO] [stdout] test modules::utils::test::test_plot_dot_graph_1 ... FAILED
[INFO] [stdout] test modules::utils::test::test_slice_fancy_01 ... ok
[INFO] [stdout] test modules::utils::test::test_slice_index_and_range_01 ... ok
[INFO] [stdout] test modules::utils::test::test_slice_index_01 ... ok
[INFO] [stdout] test modules::utils::test::test_slice_multi_01 ... ok
[INFO] [stdout] test modules::utils::test::test_slice_range_01 ... ok
[INFO] [stdout] test modules::utils::test::test_squeeze ... ok
[INFO] [stdout] test modules::math::sigmoid::tests::test_num_grad_check_2 ... ok
[INFO] [stdout] test modules::core::variable::tests::test_variable_params ... ok
[INFO] [stdout] test modules::utils::test::test_perform_1 ... ok
[INFO] [stdout] test modules::core::function_libs::tests::test_step28 ... ok
[INFO] [stdout] test modules::datasets::test::test_step49_spiral_dataset ... ok
[INFO] [stdout] test modules::core::data_loader::test::test_step50_spiral_dataloader has been running for over 60 seconds
[INFO] [stdout] test modules::core::layer::tests::test_step44 has been running for over 60 seconds
[INFO] [stdout] test modules::core::layer::tests::test_step45 has been running for over 60 seconds
[INFO] [stdout] test modules::layer_modules::mlp::tests::test_mlp_sin_10_1 has been running for over 60 seconds
[INFO] [stdout] test modules::layer_modules::mlp::tests::test_mlp_sin_20_10_1 has been running for over 60 seconds
[INFO] [stdout] test modules::layer_modules::two_layer_net::tests::test_two_layer_net_sin has been running for over 60 seconds
[INFO] [stdout] test modules::math::linear::tests::test_backward2 has been running for over 60 seconds
[INFO] [stdout] test modules::optimizers::ada_grad::tests::test_mlp_ada_grad_sin_10_1 has been running for over 60 seconds
[INFO] [stdout] test modules::optimizers::momentum_sgd::tests::test_mlp_momentum_sgd_sin_10_1 has been running for over 60 seconds
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/rust_zero_deeplearning-f606ef4c06ee1abc` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5f02560eacd2c1f529b95843506ca21a671f3401b25ccafdb9cf5462d24cfe41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f02560eacd2c1f529b95843506ca21a671f3401b25ccafdb9cf5462d24cfe41", kill_on_drop: false }`
[INFO] [stdout] 5f02560eacd2c1f529b95843506ca21a671f3401b25ccafdb9cf5462d24cfe41
