[INFO] cloning repository https://github.com/Rittyan/deep_learning_from_scratch_in_rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rittyan/deep_learning_from_scratch_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRittyan%2Fdeep_learning_from_scratch_in_rust"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRittyan%2Fdeep_learning_from_scratch_in_rust'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d89feb47448290a614b0b152cdb4b30d09905836 [INFO] testing Rittyan/deep_learning_from_scratch_in_rust against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRittyan%2Fdeep_learning_from_scratch_in_rust" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Rittyan/deep_learning_from_scratch_in_rust on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Rittyan/deep_learning_from_scratch_in_rust [INFO] finished tweaking git repo https://github.com/Rittyan/deep_learning_from_scratch_in_rust [INFO] tweaked toml for git repo https://github.com/Rittyan/deep_learning_from_scratch_in_rust written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/Rittyan/deep_learning_from_scratch_in_rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 42cdf6ab8ba272d64eac61815a71b3f497caa92268fcbc27305daa16ee7adec1 [INFO] running `"docker" "start" "-a" "42cdf6ab8ba272d64eac61815a71b3f497caa92268fcbc27305daa16ee7adec1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.29 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling pin-project-internal v0.4.17 [INFO] [stderr] Compiling ndarray-rand v0.11.0 [INFO] [stderr] Compiling pin-project v0.4.17 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling hyper v0.13.6 [INFO] [stderr] Compiling hyper-tls v0.4.1 [INFO] [stderr] Compiling reqwest v0.10.6 [INFO] [stderr] Compiling dl_fr_scratch v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Normal` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use ndarray_rand::rand_distr::Normal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::StandardNormal` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ndarray_rand::rand_distr::StandardNormal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Data`, `RawDataClone`, `RawData`, `stack` [INFO] [stderr] --> src/main.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use ndarray::{stack, Data, RawData, RawDataClone}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cross_entropy_error_batch`, `cross_entropy_error`, `sigmoid`, `softmax2d`, `softmax` [INFO] [stderr] --> src/main.rs:8:35 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::functions::functions::{sigmoid, softmax, cross_entropy_error, cross_entropy_error_batch, softmax2d}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/mnist.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `copy` [INFO] [stderr] --> src/mnist.rs:6:19 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::{copy, Write, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env::current_dir` [INFO] [stderr] --> src/mnist.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | use std::env::current_dir; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/functions.rs:51:21 [INFO] [stderr] | [INFO] [stderr] 51 | let mut r = (y - t); [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::mnist::mnist::MnistData` [INFO] [stderr] --> src/layers.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::mnist::mnist::MnistData; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::RandomExt` [INFO] [stderr] --> src/layers.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use ndarray_rand::RandomExt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Uniform` [INFO] [stderr] --> src/layers.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use ndarray_rand::rand_distr::Uniform; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Normal` [INFO] [stderr] --> src/layers.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use ndarray_rand::rand_distr::Normal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::StandardNormal` [INFO] [stderr] --> src/layers.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ndarray_rand::rand_distr::StandardNormal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Data`, `RawDataClone`, `RawData`, `stack` [INFO] [stderr] --> src/layers.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use ndarray::{stack, Data, RawData, RawDataClone}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cross_entropy_error`, `sigmoid`, `softmax` [INFO] [stderr] --> src/layers.rs:8:35 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::functions::functions::{sigmoid, softmax, cross_entropy_error, cross_entropy_error_batch, softmax2d}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Uniform` [INFO] [stderr] --> src/two_layer_net.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use ndarray_rand::rand_distr::Uniform; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::StandardNormal` [INFO] [stderr] --> src/two_layer_net.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use ndarray_rand::rand_distr::StandardNormal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Data`, `RawDataClone`, `RawData`, `stack` [INFO] [stderr] --> src/two_layer_net.rs:6:15 [INFO] [stderr] | [INFO] [stderr] 6 | use ndarray::{stack, Data, RawData, RawDataClone}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cross_entropy_error_batch`, `cross_entropy_error`, `sigmoid`, `softmax2d`, `softmax` [INFO] [stderr] --> src/two_layer_net.rs:7:35 [INFO] [stderr] | [INFO] [stderr] 7 | use crate::functions::functions::{sigmoid, softmax, cross_entropy_error, cross_entropy_error_batch, softmax2d}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::max` [INFO] [stderr] --> src/two_layer_net.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::cmp::max; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/two_layer_net.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:43:14 [INFO] [stderr] | [INFO] [stderr] 43 | for i in (0..iters_num) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mnist.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let mut path = std::env::current_dir().unwrap().join("data/").join(file_name); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `image_data` is never read [INFO] [stderr] --> src/mnist.rs:106:17 [INFO] [stderr] | [INFO] [stderr] 106 | let mut image_data: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/functions.rs:56:52 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn cross_entropy_error_ar1(y: Array1, t: f64) -> f64{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/functions.rs:119:13 [INFO] [stderr] | [INFO] [stderr] 119 | for i in 0..step_num{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/functions.rs:131:14 [INFO] [stderr] | [INFO] [stderr] 131 | for (i, val) in axis_1_vec.iter().enumerate(){ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dout` [INFO] [stderr] --> src/layers.rs:188:28 [INFO] [stderr] | [INFO] [stderr] 188 | pub fn backward(&self, dout: f64) -> Array2{ [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dout` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loss` [INFO] [stderr] --> src/two_layer_net.rs:116:13 [INFO] [stderr] | [INFO] [stderr] 116 | let loss = self.loss(x, t); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_loss` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut loss = network.loss(batch_image.clone(),batch_label.clone()); [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/mnist.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut path = std::env::current_dir().unwrap().join("data/").join(file_name); [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/functions.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | let mut res = y.mapv(|v| (v + delta).log(std::f64::consts::E)); [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/layers.rs:199:13 [INFO] [stderr] | [INFO] [stderr] 199 | let mut res : Array2 = dx - t2; [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/two_layer_net.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let mut weights: Vec> = vec![w1,w2]; [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/two_layer_net.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let mut b1 = Array::zeros(hidden_size as usize); [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/two_layer_net.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut b2 = Array::zeros(output_size as usize); [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/two_layer_net.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | let mut biases: Vec> = vec![b1,b2]; [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/two_layer_net.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | for mut layer in &mut self.layers{ [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/two_layer_net.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 120 | let mut dout = 1.0; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/two_layer_net.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | for mut layer in &mut self.layers{ [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `load_label` [INFO] [stderr] --> src/mnist.rs:77:16 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn load_label(&self, test: bool) -> Array1 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `load_image` [INFO] [stderr] --> src/mnist.rs:124:16 [INFO] [stderr] | [INFO] [stderr] 124 | pub fn load_image(&self, normalize: bool, test: bool) -> Array3 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `weights` [INFO] [stderr] --> src/two_layer_net.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | weights: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `biases` [INFO] [stderr] --> src/two_layer_net.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | biases: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mnist.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 38 | dest.write_all(&bytes); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mnist.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | decoder.read_to_end(&mut data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mnist.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | rt.block_on(future); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 48 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.32s [INFO] running `"docker" "inspect" "42cdf6ab8ba272d64eac61815a71b3f497caa92268fcbc27305daa16ee7adec1"` [INFO] running `"docker" "rm" "-f" "42cdf6ab8ba272d64eac61815a71b3f497caa92268fcbc27305daa16ee7adec1"` [INFO] [stdout] 42cdf6ab8ba272d64eac61815a71b3f497caa92268fcbc27305daa16ee7adec1 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] e4b19a3073fe79a94839658c0febac850fd7e4b5060a2b33db0a66f1ca42df81 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "e4b19a3073fe79a94839658c0febac850fd7e4b5060a2b33db0a66f1ca42df81"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling dl_fr_scratch v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Normal` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use ndarray_rand::rand_distr::Normal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::StandardNormal` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ndarray_rand::rand_distr::StandardNormal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Data`, `RawDataClone`, `RawData`, `stack` [INFO] [stderr] --> src/main.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use ndarray::{stack, Data, RawData, RawDataClone}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cross_entropy_error_batch`, `cross_entropy_error`, `sigmoid`, `softmax2d`, `softmax` [INFO] [stderr] --> src/main.rs:8:35 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::functions::functions::{sigmoid, softmax, cross_entropy_error, cross_entropy_error_batch, softmax2d}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/mnist.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `copy` [INFO] [stderr] --> src/mnist.rs:6:19 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::{copy, Write, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env::current_dir` [INFO] [stderr] --> src/mnist.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | use std::env::current_dir; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/functions.rs:51:21 [INFO] [stderr] | [INFO] [stderr] 51 | let mut r = (y - t); [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::mnist::mnist::MnistData` [INFO] [stderr] --> src/layers.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::mnist::mnist::MnistData; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::RandomExt` [INFO] [stderr] --> src/layers.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use ndarray_rand::RandomExt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Uniform` [INFO] [stderr] --> src/layers.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use ndarray_rand::rand_distr::Uniform; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Normal` [INFO] [stderr] --> src/layers.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use ndarray_rand::rand_distr::Normal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::StandardNormal` [INFO] [stderr] --> src/layers.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ndarray_rand::rand_distr::StandardNormal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Data`, `RawDataClone`, `RawData`, `stack` [INFO] [stderr] --> src/layers.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use ndarray::{stack, Data, RawData, RawDataClone}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cross_entropy_error`, `sigmoid`, `softmax` [INFO] [stderr] --> src/layers.rs:8:35 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::functions::functions::{sigmoid, softmax, cross_entropy_error, cross_entropy_error_batch, softmax2d}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Uniform` [INFO] [stderr] --> src/two_layer_net.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use ndarray_rand::rand_distr::Uniform; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::StandardNormal` [INFO] [stderr] --> src/two_layer_net.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use ndarray_rand::rand_distr::StandardNormal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Data`, `RawDataClone`, `RawData`, `stack` [INFO] [stderr] --> src/two_layer_net.rs:6:15 [INFO] [stderr] | [INFO] [stderr] 6 | use ndarray::{stack, Data, RawData, RawDataClone}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cross_entropy_error_batch`, `cross_entropy_error`, `sigmoid`, `softmax2d`, `softmax` [INFO] [stderr] --> src/two_layer_net.rs:7:35 [INFO] [stderr] | [INFO] [stderr] 7 | use crate::functions::functions::{sigmoid, softmax, cross_entropy_error, cross_entropy_error_batch, softmax2d}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::max` [INFO] [stderr] --> src/two_layer_net.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::cmp::max; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/two_layer_net.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:43:14 [INFO] [stderr] | [INFO] [stderr] 43 | for i in (0..iters_num) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mnist.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let mut path = std::env::current_dir().unwrap().join("data/").join(file_name); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `image_data` is never read [INFO] [stderr] --> src/mnist.rs:106:17 [INFO] [stderr] | [INFO] [stderr] 106 | let mut image_data: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/functions.rs:56:52 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn cross_entropy_error_ar1(y: Array1, t: f64) -> f64{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/functions.rs:119:13 [INFO] [stderr] | [INFO] [stderr] 119 | for i in 0..step_num{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/functions.rs:131:14 [INFO] [stderr] | [INFO] [stderr] 131 | for (i, val) in axis_1_vec.iter().enumerate(){ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dout` [INFO] [stderr] --> src/layers.rs:188:28 [INFO] [stderr] | [INFO] [stderr] 188 | pub fn backward(&self, dout: f64) -> Array2{ [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dout` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loss` [INFO] [stderr] --> src/two_layer_net.rs:116:13 [INFO] [stderr] | [INFO] [stderr] 116 | let loss = self.loss(x, t); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_loss` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut loss = network.loss(batch_image.clone(),batch_label.clone()); [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/mnist.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut path = std::env::current_dir().unwrap().join("data/").join(file_name); [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/functions.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | let mut res = y.mapv(|v| (v + delta).log(std::f64::consts::E)); [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/layers.rs:199:13 [INFO] [stderr] | [INFO] [stderr] 199 | let mut res : Array2 = dx - t2; [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/two_layer_net.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let mut weights: Vec> = vec![w1,w2]; [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/two_layer_net.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let mut b1 = Array::zeros(hidden_size as usize); [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/two_layer_net.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut b2 = Array::zeros(output_size as usize); [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/two_layer_net.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | let mut biases: Vec> = vec![b1,b2]; [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/two_layer_net.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | for mut layer in &mut self.layers{ [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/two_layer_net.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 120 | let mut dout = 1.0; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/two_layer_net.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | for mut layer in &mut self.layers{ [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `load_label` [INFO] [stderr] --> src/mnist.rs:77:16 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn load_label(&self, test: bool) -> Array1 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `load_image` [INFO] [stderr] --> src/mnist.rs:124:16 [INFO] [stderr] | [INFO] [stderr] 124 | pub fn load_image(&self, normalize: bool, test: bool) -> Array3 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `weights` [INFO] [stderr] --> src/two_layer_net.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | weights: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `biases` [INFO] [stderr] --> src/two_layer_net.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | biases: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mnist.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 38 | dest.write_all(&bytes); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mnist.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | decoder.read_to_end(&mut data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mnist.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | rt.block_on(future); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 48 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.05s [INFO] running `"docker" "inspect" "e4b19a3073fe79a94839658c0febac850fd7e4b5060a2b33db0a66f1ca42df81"` [INFO] running `"docker" "rm" "-f" "e4b19a3073fe79a94839658c0febac850fd7e4b5060a2b33db0a66f1ca42df81"` [INFO] [stdout] e4b19a3073fe79a94839658c0febac850fd7e4b5060a2b33db0a66f1ca42df81 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7100880d252bd460ae6ac773f702a1e2c4b334181f98451859a80cc5d0ed083a [INFO] running `"docker" "start" "-a" "7100880d252bd460ae6ac773f702a1e2c4b334181f98451859a80cc5d0ed083a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Normal` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use ndarray_rand::rand_distr::Normal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::StandardNormal` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ndarray_rand::rand_distr::StandardNormal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Data`, `RawDataClone`, `RawData`, `stack` [INFO] [stderr] --> src/main.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use ndarray::{stack, Data, RawData, RawDataClone}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cross_entropy_error_batch`, `cross_entropy_error`, `sigmoid`, `softmax2d`, `softmax` [INFO] [stderr] --> src/main.rs:8:35 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::functions::functions::{sigmoid, softmax, cross_entropy_error, cross_entropy_error_batch, softmax2d}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/mnist.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `copy` [INFO] [stderr] --> src/mnist.rs:6:19 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::{copy, Write, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env::current_dir` [INFO] [stderr] --> src/mnist.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | use std::env::current_dir; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/functions.rs:51:21 [INFO] [stderr] | [INFO] [stderr] 51 | let mut r = (y - t); [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::mnist::mnist::MnistData` [INFO] [stderr] --> src/layers.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::mnist::mnist::MnistData; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::RandomExt` [INFO] [stderr] --> src/layers.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use ndarray_rand::RandomExt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Uniform` [INFO] [stderr] --> src/layers.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use ndarray_rand::rand_distr::Uniform; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Normal` [INFO] [stderr] --> src/layers.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use ndarray_rand::rand_distr::Normal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::StandardNormal` [INFO] [stderr] --> src/layers.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ndarray_rand::rand_distr::StandardNormal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Data`, `RawDataClone`, `RawData`, `stack` [INFO] [stderr] --> src/layers.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use ndarray::{stack, Data, RawData, RawDataClone}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cross_entropy_error`, `sigmoid`, `softmax` [INFO] [stderr] --> src/layers.rs:8:35 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::functions::functions::{sigmoid, softmax, cross_entropy_error, cross_entropy_error_batch, softmax2d}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::Uniform` [INFO] [stderr] --> src/two_layer_net.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use ndarray_rand::rand_distr::Uniform; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray_rand::rand_distr::StandardNormal` [INFO] [stderr] --> src/two_layer_net.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use ndarray_rand::rand_distr::StandardNormal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Data`, `RawDataClone`, `RawData`, `stack` [INFO] [stderr] --> src/two_layer_net.rs:6:15 [INFO] [stderr] | [INFO] [stderr] 6 | use ndarray::{stack, Data, RawData, RawDataClone}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `cross_entropy_error_batch`, `cross_entropy_error`, `sigmoid`, `softmax2d`, `softmax` [INFO] [stderr] --> src/two_layer_net.rs:7:35 [INFO] [stderr] | [INFO] [stderr] 7 | use crate::functions::functions::{sigmoid, softmax, cross_entropy_error, cross_entropy_error_batch, softmax2d}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::max` [INFO] [stderr] --> src/two_layer_net.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::cmp::max; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/two_layer_net.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:43:14 [INFO] [stderr] | [INFO] [stderr] 43 | for i in (0..iters_num) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mnist.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let mut path = std::env::current_dir().unwrap().join("data/").join(file_name); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `image_data` is never read [INFO] [stderr] --> src/mnist.rs:106:17 [INFO] [stderr] | [INFO] [stderr] 106 | let mut image_data: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/functions.rs:56:52 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn cross_entropy_error_ar1(y: Array1, t: f64) -> f64{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/functions.rs:119:13 [INFO] [stderr] | [INFO] [stderr] 119 | for i in 0..step_num{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/functions.rs:131:14 [INFO] [stderr] | [INFO] [stderr] 131 | for (i, val) in axis_1_vec.iter().enumerate(){ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dout` [INFO] [stderr] --> src/layers.rs:188:28 [INFO] [stderr] | [INFO] [stderr] 188 | pub fn backward(&self, dout: f64) -> Array2{ [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dout` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loss` [INFO] [stderr] --> src/two_layer_net.rs:116:13 [INFO] [stderr] | [INFO] [stderr] 116 | let loss = self.loss(x, t); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_loss` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut loss = network.loss(batch_image.clone(),batch_label.clone()); [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/mnist.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut path = std::env::current_dir().unwrap().join("data/").join(file_name); [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/functions.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | let mut res = y.mapv(|v| (v + delta).log(std::f64::consts::E)); [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/layers.rs:199:13 [INFO] [stderr] | [INFO] [stderr] 199 | let mut res : Array2 = dx - t2; [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/two_layer_net.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let mut weights: Vec> = vec![w1,w2]; [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/two_layer_net.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let mut b1 = Array::zeros(hidden_size as usize); [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/two_layer_net.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut b2 = Array::zeros(output_size as usize); [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/two_layer_net.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | let mut biases: Vec> = vec![b1,b2]; [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/two_layer_net.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | for mut layer in &mut self.layers{ [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/two_layer_net.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 120 | let mut dout = 1.0; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/two_layer_net.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | for mut layer in &mut self.layers{ [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `load_label` [INFO] [stderr] --> src/mnist.rs:77:16 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn load_label(&self, test: bool) -> Array1 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `load_image` [INFO] [stderr] --> src/mnist.rs:124:16 [INFO] [stderr] | [INFO] [stderr] 124 | pub fn load_image(&self, normalize: bool, test: bool) -> Array3 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `weights` [INFO] [stderr] --> src/two_layer_net.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | weights: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `biases` [INFO] [stderr] --> src/two_layer_net.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | biases: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mnist.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 38 | dest.write_all(&bytes); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mnist.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | decoder.read_to_end(&mut data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mnist.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | rt.block_on(future); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 48 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.33s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dl_fr_scratch-660335b450a81e4a [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "7100880d252bd460ae6ac773f702a1e2c4b334181f98451859a80cc5d0ed083a"` [INFO] running `"docker" "rm" "-f" "7100880d252bd460ae6ac773f702a1e2c4b334181f98451859a80cc5d0ed083a"` [INFO] [stdout] 7100880d252bd460ae6ac773f702a1e2c4b334181f98451859a80cc5d0ed083a