[INFO] cloning repository https://github.com/BeityLuo/rust-torch
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[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeityLuo%2Frust-torch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab022787c72c8777b9e44a88566d5afbc0f7adb2
[INFO] checking BeityLuo/rust-torch against try#44f3504e96c944ae54fc72b5f5008f53f7eda001 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeityLuo%2Frust-torch" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BeityLuo/rust-torch on toolchain 44f3504e96c944ae54fc72b5f5008f53f7eda001
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BeityLuo/rust-torch
[INFO] finished tweaking git repo https://github.com/BeityLuo/rust-torch
[INFO] tweaked toml for git repo https://github.com/BeityLuo/rust-torch written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BeityLuo/rust-torch 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" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3439089c62097fe80f843d3606d5989127715c7169f06967fc0f1d37ae2a426a
[INFO] running `Command { std: "docker" "start" "-a" "3439089c62097fe80f843d3606d5989127715c7169f06967fc0f1d37ae2a426a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking rust-torch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ix3`
[INFO] [stdout]  --> src/layer/linear.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{s, Array, Axis, Dimension, Ix3};
[INFO] [stdout]   |                                          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ArrayView2`
[INFO] [stdout]  --> src/layer/non_linear.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{ Array, Array2, Array3, ArrayView, ArrayView2, ArrayView3, Axis, Dimension };
[INFO] [stdout]   |                                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/layer/transformer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::char::decode_utf16`
[INFO] [stdout]  --> src/layer/transformer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::char::decode_utf16;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Sub`
[INFO] [stdout]  --> src/layer/transformer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Sub;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand_distr::num_traits::zero`
[INFO] [stdout]  --> src/layer/transformer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand_distr::num_traits::zero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Add_Norm` should have an upper camel case name
[INFO] [stdout]   --> src/layer/transformer.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct Add_Norm {
[INFO] [stdout]    |            ^^^^^^^^ help: convert the identifier to upper camel case: `AddNorm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `array` and `result`
[INFO] [stdout]  --> src/main.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{array, result, vec};
[INFO] [stdout]   |           ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ix3`
[INFO] [stdout]  --> src/layer/linear.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{s, Array, Axis, Dimension, Ix3};
[INFO] [stdout]   |                                          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ArrayView2`
[INFO] [stdout]  --> src/layer/non_linear.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{ Array, Array2, Array3, ArrayView, ArrayView2, ArrayView3, Axis, Dimension };
[INFO] [stdout]   |                                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/layer/transformer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::char::decode_utf16`
[INFO] [stdout]  --> src/layer/transformer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::char::decode_utf16;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Sub`
[INFO] [stdout]  --> src/layer/transformer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Sub;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand_distr::num_traits::zero`
[INFO] [stdout]  --> src/layer/transformer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand_distr::num_traits::zero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Add_Norm` should have an upper camel case name
[INFO] [stdout]   --> src/layer/transformer.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct Add_Norm {
[INFO] [stdout]    |            ^^^^^^^^ help: convert the identifier to upper camel case: `AddNorm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `array` and `result`
[INFO] [stdout]  --> src/main.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{array, result, vec};
[INFO] [stdout]   |           ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/main.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let b = array![[1.0, 2.0]];
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     for i in 0..100 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_func` is never used
[INFO] [stdout]    --> src/main.rs:124:4
[INFO] [stdout]     |
[INFO] [stdout] 124 | fn test_func() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_test_set` is never used
[INFO] [stdout]   --> src/mnist.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn get_test_set() -> (Array3<u8>, Array1<u8>){
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MatMul3` is never constructed
[INFO] [stdout]  --> src/layer/linear.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MatMul3 {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/linear.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl MatMul3 {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 12 |     pub fn init() -> Self { MatMul3 { a: None, b: None } }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 13 |
[INFO] [stdout] 14 |     pub fn forward(&mut self, a: ArrayView3<f64>, b: ArrayView3<f64>)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn backward(&self, grad: ArrayView3<f64>)
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Linear3` is never constructed
[INFO] [stdout]    --> src/layer/linear.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct Linear3 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, `backward`, and `step` are never used
[INFO] [stdout]    --> src/layer/linear.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | impl Linear3 {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 118 |     pub fn init(in_size: usize, out_size: usize) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn forward(&mut self, x: ArrayView3<f64>) -> Array3<f64>{
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     pub fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64>{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     pub fn step(&mut self, lr: f64) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scale` is never constructed
[INFO] [stdout]    --> src/layer/linear.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub struct Scale {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/linear.rs:182:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl Scale {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] 182 |     pub fn init(s: f64) -> Self { 
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn forward<D>(&self, a: ArrayView<f64, D>) -> Array<f64, D>
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |     pub fn backward<D>(&self, a: ArrayView<f64, D>) -> Array<f64, D>
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Add` is never constructed
[INFO] [stdout]    --> src/layer/linear.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub struct Add;
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `forward` and `backward` are never used
[INFO] [stdout]    --> src/layer/linear.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 199 | impl Add{
[INFO] [stdout]     | -------- associated functions in this implementation
[INFO] [stdout] 200 |     pub fn forward<D>(a: ArrayView<f64, D>, b: ArrayView<f64, D>) -> Array<f64, D>
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |     pub fn backward<D>(grad: ArrayView<f64, D>) -> (Array<f64, D>, Array<f64, D>)
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReLU` is never constructed
[INFO] [stdout]   --> src/layer/non_linear.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct ReLU<D> where D: Dimension {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/non_linear.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<D> ReLU<D> where D: Dimension {
[INFO] [stdout]    | ---------------------------------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn init() -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn forward(&mut self, x: ArrayView<f64, D>) -> Array<f64, D> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn backward(&self, grad: ArrayView<f64, D>) -> Array<f64, D> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LayerNorm2` is never constructed
[INFO] [stdout]   --> src/layer/non_linear.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct LayerNorm2{
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/non_linear.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl LayerNorm2{
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 52 |     pub fn init(d1: usize, d2: usize, eps: Option<f64>) -> Self {        
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn forward(&mut self, x: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ScaledDotProductAttention` is never constructed
[INFO] [stdout]   --> src/layer/transformer.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ScaledDotProductAttention {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/transformer.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ScaledDotProductAttention {
[INFO] [stdout]    | ------------------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn init(d1: usize, masked: bool) -> Self where Self: Sized {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn forward(&mut self, q: ArrayView3<f64>, k: ArrayView3<f64>,
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn backward(&self, grad: ArrayView3<f64>)
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SingleHeadAttention` is never constructed
[INFO] [stdout]   --> src/layer/transformer.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct SingleHeadAttention {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/transformer.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl SingleHeadAttention {
[INFO] [stdout]    | ------------------------ associated items in this implementation
[INFO] [stdout] 67 |     /// (batch, seq_len, in_size) -> (batch, seq_len, out_size)
[INFO] [stdout] 68 |     pub fn init(in_size: usize, out_size: usize, masked: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn forward(&mut self, q: ArrayView3<f64>, k: ArrayView3<f64>,
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |     pub fn backward(&mut self, grad: ArrayView3<f64>)
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Add_Norm` is never constructed
[INFO] [stdout]   --> src/layer/transformer.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct Add_Norm {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl Add_Norm {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 103 |     /// (batch, d1, d2) -> (batch, d1, d2)
[INFO] [stdout] 104 |     pub fn init(d1: usize, d2: usize) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn forward(&mut self, a: ArrayView3<f64>, b: ArrayView3<f64>)
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn backward(&mut self, grad: ArrayView3<f64>)
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FeedForward` is never constructed
[INFO] [stdout]    --> src/layer/transformer.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | struct FeedForward {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl FeedForward {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 130 |     pub fn init(in_size: usize, out_size: usize) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     pub fn forward(&mut self, x: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Encoder` is never constructed
[INFO] [stdout]    --> src/layer/transformer.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | struct Encoder {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:160:12
[INFO] [stdout]     |
[INFO] [stdout] 159 | impl Encoder {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 160 |     pub fn init(seq_len: usize, embed_size: usize, hidden_size: usize) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub fn forward(&mut self, enc_input: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Decoder` is never constructed
[INFO] [stdout]    --> src/layer/transformer.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 | struct Decoder {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 201 | impl Decoder {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 202 |     fn init(seq_len: usize, embed_size: usize, hidden_size: usize) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 |     pub fn forward(&mut self, dec_input: ArrayView3<f64>, enc_input: ArrayView3<f64>)
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn backward(&mut self, grad: ArrayView3<f64>)
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transformer` is never constructed
[INFO] [stdout]    --> src/layer/transformer.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 | struct Transformer {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 256 | impl Transformer {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 257 |     fn init(num_enc: usize, num_dec: usize,
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn forward(&mut self, input: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 |     fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `shuffle` is never read
[INFO] [stdout]   --> src/dataloader.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct DataLoader<T1, U1, T2, U2>
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     shuffle: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shuffle` is never used
[INFO] [stdout]   --> src/dataloader.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | / impl<T1, U1, T2, U2> DataLoader<T1, U1, T2, U2>
[INFO] [stdout] 20 | | where
[INFO] [stdout] 21 | |     U1: Dimension,
[INFO] [stdout] 22 | |     U2: Dimension,
[INFO] [stdout]    | |__________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 76 |       pub fn shuffle(&mut self) {
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/main.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let b = array![[1.0, 2.0]];
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     for i in 0..100 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `d_ff` should have an upper case name
[INFO] [stdout]    --> src/layer/transformer.rs:131:15
[INFO] [stdout]     |
[INFO] [stdout] 131 |         const d_ff: usize = 256;
[INFO] [stdout]     |               ^^^^ help: convert the identifier to upper case: `D_FF`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_func` is never used
[INFO] [stdout]    --> src/main.rs:124:4
[INFO] [stdout]     |
[INFO] [stdout] 124 | fn test_func() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_test_set` is never used
[INFO] [stdout]   --> src/mnist.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn get_test_set() -> (Array3<u8>, Array1<u8>){
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MatMul3` is never constructed
[INFO] [stdout]  --> src/layer/linear.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MatMul3 {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/linear.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl MatMul3 {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 12 |     pub fn init() -> Self { MatMul3 { a: None, b: None } }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 13 |
[INFO] [stdout] 14 |     pub fn forward(&mut self, a: ArrayView3<f64>, b: ArrayView3<f64>)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn backward(&self, grad: ArrayView3<f64>)
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Linear3` is never constructed
[INFO] [stdout]    --> src/layer/linear.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct Linear3 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, `backward`, and `step` are never used
[INFO] [stdout]    --> src/layer/linear.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | impl Linear3 {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 118 |     pub fn init(in_size: usize, out_size: usize) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn forward(&mut self, x: ArrayView3<f64>) -> Array3<f64>{
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     pub fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64>{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     pub fn step(&mut self, lr: f64) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scale` is never constructed
[INFO] [stdout]    --> src/layer/linear.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub struct Scale {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/linear.rs:182:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl Scale {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] 182 |     pub fn init(s: f64) -> Self { 
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn forward<D>(&self, a: ArrayView<f64, D>) -> Array<f64, D>
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |     pub fn backward<D>(&self, a: ArrayView<f64, D>) -> Array<f64, D>
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Add` is never constructed
[INFO] [stdout]    --> src/layer/linear.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub struct Add;
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `forward` and `backward` are never used
[INFO] [stdout]    --> src/layer/linear.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 199 | impl Add{
[INFO] [stdout]     | -------- associated functions in this implementation
[INFO] [stdout] 200 |     pub fn forward<D>(a: ArrayView<f64, D>, b: ArrayView<f64, D>) -> Array<f64, D>
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |     pub fn backward<D>(grad: ArrayView<f64, D>) -> (Array<f64, D>, Array<f64, D>)
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReLU` is never constructed
[INFO] [stdout]   --> src/layer/non_linear.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct ReLU<D> where D: Dimension {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/non_linear.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<D> ReLU<D> where D: Dimension {
[INFO] [stdout]    | ---------------------------------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn init() -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn forward(&mut self, x: ArrayView<f64, D>) -> Array<f64, D> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn backward(&self, grad: ArrayView<f64, D>) -> Array<f64, D> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LayerNorm2` is never constructed
[INFO] [stdout]   --> src/layer/non_linear.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct LayerNorm2{
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/non_linear.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl LayerNorm2{
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 52 |     pub fn init(d1: usize, d2: usize, eps: Option<f64>) -> Self {        
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn forward(&mut self, x: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ScaledDotProductAttention` is never constructed
[INFO] [stdout]   --> src/layer/transformer.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ScaledDotProductAttention {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/transformer.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ScaledDotProductAttention {
[INFO] [stdout]    | ------------------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn init(d1: usize, masked: bool) -> Self where Self: Sized {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn forward(&mut self, q: ArrayView3<f64>, k: ArrayView3<f64>,
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn backward(&self, grad: ArrayView3<f64>)
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SingleHeadAttention` is never constructed
[INFO] [stdout]   --> src/layer/transformer.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct SingleHeadAttention {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layer/transformer.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl SingleHeadAttention {
[INFO] [stdout]    | ------------------------ associated items in this implementation
[INFO] [stdout] 67 |     /// (batch, seq_len, in_size) -> (batch, seq_len, out_size)
[INFO] [stdout] 68 |     pub fn init(in_size: usize, out_size: usize, masked: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn forward(&mut self, q: ArrayView3<f64>, k: ArrayView3<f64>,
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |     pub fn backward(&mut self, grad: ArrayView3<f64>)
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Add_Norm` is never constructed
[INFO] [stdout]   --> src/layer/transformer.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct Add_Norm {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl Add_Norm {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 103 |     /// (batch, d1, d2) -> (batch, d1, d2)
[INFO] [stdout] 104 |     pub fn init(d1: usize, d2: usize) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn forward(&mut self, a: ArrayView3<f64>, b: ArrayView3<f64>)
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn backward(&mut self, grad: ArrayView3<f64>)
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FeedForward` is never constructed
[INFO] [stdout]    --> src/layer/transformer.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | struct FeedForward {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl FeedForward {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 130 |     pub fn init(in_size: usize, out_size: usize) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     pub fn forward(&mut self, x: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Encoder` is never constructed
[INFO] [stdout]    --> src/layer/transformer.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | struct Encoder {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:160:12
[INFO] [stdout]     |
[INFO] [stdout] 159 | impl Encoder {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 160 |     pub fn init(seq_len: usize, embed_size: usize, hidden_size: usize) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub fn forward(&mut self, enc_input: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Decoder` is never constructed
[INFO] [stdout]    --> src/layer/transformer.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 | struct Decoder {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 201 | impl Decoder {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 202 |     fn init(seq_len: usize, embed_size: usize, hidden_size: usize) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 |     pub fn forward(&mut self, dec_input: ArrayView3<f64>, enc_input: ArrayView3<f64>)
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn backward(&mut self, grad: ArrayView3<f64>)
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transformer` is never constructed
[INFO] [stdout]    --> src/layer/transformer.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 | struct Transformer {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init`, `forward`, and `backward` are never used
[INFO] [stdout]    --> src/layer/transformer.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 256 | impl Transformer {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 257 |     fn init(num_enc: usize, num_dec: usize,
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn forward(&mut self, input: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 |     fn backward(&mut self, grad: ArrayView3<f64>) -> Array3<f64> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `shuffle` is never read
[INFO] [stdout]   --> src/dataloader.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct DataLoader<T1, U1, T2, U2>
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     shuffle: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shuffle` is never used
[INFO] [stdout]   --> src/dataloader.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | / impl<T1, U1, T2, U2> DataLoader<T1, U1, T2, U2>
[INFO] [stdout] 20 | | where
[INFO] [stdout] 21 | |     U1: Dimension,
[INFO] [stdout] 22 | |     U2: Dimension,
[INFO] [stdout]    | |__________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 76 |       pub fn shuffle(&mut self) {
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `d_ff` should have an upper case name
[INFO] [stdout]    --> src/layer/transformer.rs:131:15
[INFO] [stdout]     |
[INFO] [stdout] 131 |         const d_ff: usize = 256;
[INFO] [stdout]     |               ^^^^ help: convert the identifier to upper case: `D_FF`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.85s
[INFO] running `Command { std: "docker" "inspect" "3439089c62097fe80f843d3606d5989127715c7169f06967fc0f1d37ae2a426a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3439089c62097fe80f843d3606d5989127715c7169f06967fc0f1d37ae2a426a", kill_on_drop: false }`
[INFO] [stdout] 3439089c62097fe80f843d3606d5989127715c7169f06967fc0f1d37ae2a426a
