[INFO] cloning repository https://github.com/kalinkochnev/kochnet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kalinkochnev/kochnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkalinkochnev%2Fkochnet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkalinkochnev%2Fkochnet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22f3bb3fb1545711dacd50763146284279091291
[INFO] checking kalinkochnev/kochnet against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkalinkochnev%2Fkochnet" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kalinkochnev/kochnet
[INFO] finished tweaking git repo https://github.com/kalinkochnev/kochnet
[INFO] tweaked toml for git repo https://github.com/kalinkochnev/kochnet written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kalinkochnev/kochnet on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kalinkochnev/kochnet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-id v3.3.0
[INFO] [stderr]   Downloaded simple-logging v2.0.2
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.1
[INFO] [stderr]   Downloaded ctrlc v3.2.2
[INFO] [stderr]   Downloaded plotters-svg v0.3.1
[INFO] [stderr]   Downloaded core-graphics-types v0.1.1
[INFO] [stderr]   Downloaded float-ord v0.2.0
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.1
[INFO] [stderr]   Downloaded cmake v0.1.48
[INFO] [stderr]   Downloaded plotters-backend v0.3.2
[INFO] [stderr]   Downloaded freetype v0.7.0
[INFO] [stderr]   Downloaded semver-parser v0.10.2
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.3
[INFO] [stderr]   Downloaded gif v0.11.3
[INFO] [stderr]   Downloaded weezl v0.1.6
[INFO] [stderr]   Downloaded ttf-parser v0.12.3
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.4
[INFO] [stderr]   Downloaded font-kit v0.10.1
[INFO] [stderr]   Downloaded pest v2.1.3
[INFO] [stderr]   Downloaded rayon-core v1.9.2
[INFO] [stderr]   Downloaded rayon v1.5.2
[INFO] [stderr]   Downloaded bytemuck v1.9.1
[INFO] [stderr]   Downloaded syn v1.0.92
[INFO] [stderr]   Downloaded nix v0.24.1
[INFO] [stderr]   Downloaded csv v1.1.6
[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] def505483196ab8dc30425ccf7388014d8a137e347d28b39e8e5884498232694
[INFO] running `Command { std: "docker" "start" "-a" "def505483196ab8dc30425ccf7388014d8a137e347d28b39e8e5884498232694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "def505483196ab8dc30425ccf7388014d8a137e347d28b39e8e5884498232694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def505483196ab8dc30425ccf7388014d8a137e347d28b39e8e5884498232694", kill_on_drop: false }`
[INFO] [stdout] def505483196ab8dc30425ccf7388014d8a137e347d28b39e8e5884498232694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 736eca36964b949a2bc2e1133b01439fe7577cc53d9e79972615626f7f83db2e
[INFO] running `Command { std: "docker" "start" "-a" "736eca36964b949a2bc2e1133b01439fe7577cc53d9e79972615626f7f83db2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling rayon-core v1.9.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking weezl v0.1.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking servo-fontconfig v0.5.1
[INFO] [stderr]     Checking freetype v0.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling rayon v1.5.2
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling pathfinder_simd v0.5.1
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking ttf-parser v0.12.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking font-kit v0.10.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking plotters-bitmap v0.3.1
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking kochnet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log::LevelFilter`
[INFO] [stdout]    --> src/KochNET.rs:338:9
[INFO] [stdout]     |
[INFO] [stdout] 338 |     use log::LevelFilter;
[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: `csv::Error`
[INFO] [stdout]  --> src/node.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use csv::Error;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::KochNET::KochNET`
[INFO] [stdout]  --> src/node.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::KochNET::KochNET;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RecordsSetting`, `WeatherData`, and `node::Node`
[INFO] [stdout]  --> src/weather_nn.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     weather_data::{RecordsSetting, WeatherData},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 6 |     weather_record::WeatherRecord,
[INFO] [stdout] 7 |     KochNET::{KochNET, Layer, ActivationFunc}, node::Node,
[INFO] [stdout]   |                                                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cmp::Ordering` and `collections::HashMap`
[INFO] [stdout]  --> src/weather_nn.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{error::Error, collections::HashMap, cmp::Ordering, sync::{atomic::AtomicBool, Arc}};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::Error`
[INFO] [stdout]  --> src/node.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use csv::Error;
[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: `crate::KochNET::KochNET`
[INFO] [stdout]  --> src/node.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::KochNET::KochNET;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RecordsSetting`, `WeatherData`, and `node::Node`
[INFO] [stdout]  --> src/weather_nn.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     weather_data::{RecordsSetting, WeatherData},
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 6 |     weather_record::WeatherRecord,
[INFO] [stdout] 7 |     KochNET::{KochNET, Layer, ActivationFunc}, node::Node,
[INFO] [stdout]   |                                                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cmp::Ordering` and `collections::HashMap`
[INFO] [stdout]  --> src/weather_nn.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{error::Error, collections::HashMap, cmp::Ordering, sync::{atomic::AtomicBool, Arc}};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude`
[INFO] [stdout]  --> src/KochNET.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rayon::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/KochNET.rs:126:14
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let (mut activations, output) = self.evaluate(input);
[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: `output`
[INFO] [stdout]    --> src/KochNET.rs:217:44
[INFO] [stdout]     |
[INFO] [stdout] 217 |                 let (rmse, weight_changes, output) = self.train_iter(input, expected);
[INFO] [stdout]     |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `avg_err` is never read
[INFO] [stdout]    --> src/KochNET.rs:205:27
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let mut avg_err = 0f64;
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_idx`
[INFO] [stdout]    --> src/KochNET.rs:297:18
[INFO] [stdout]     |
[INFO] [stdout] 297 |             for (node_idx, node) in layer.iter().enumerate() {
[INFO] [stdout]     |                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `activations`
[INFO] [stdout]    --> src/KochNET.rs:313:14
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let (activations, output) = self.evaluate(inputs);
[INFO] [stdout]     |              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_activations`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/KochNET.rs:461:78
[INFO] [stdout]     |
[INFO] [stdout] 461 |         AND_nn.train(1000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/KochNET.rs:461:88
[INFO] [stdout]     |
[INFO] [stdout] 461 |         AND_nn.train(1000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/KochNET.rs:482:79
[INFO] [stdout]     |
[INFO] [stdout] 482 |         AND_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/KochNET.rs:482:89
[INFO] [stdout]     |
[INFO] [stdout] 482 |         AND_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                                         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/KochNET.rs:503:78
[INFO] [stdout]     |
[INFO] [stdout] 503 |         OR_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/KochNET.rs:503:88
[INFO] [stdout]     |
[INFO] [stdout] 503 |         OR_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/KochNET.rs:524:77
[INFO] [stdout]     |
[INFO] [stdout] 524 |         OR_nn.train(1000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/KochNET.rs:524:87
[INFO] [stdout]     |
[INFO] [stdout] 524 |         OR_nn.train(1000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                                       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/KochNET.rs:544:79
[INFO] [stdout]     |
[INFO] [stdout] 544 |         XOR_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/KochNET.rs:544:89
[INFO] [stdout]     |
[INFO] [stdout] 544 |         XOR_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stdout]     |                                                                                         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/node.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for i in 0..*num_weights as u32 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/node.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for i in 0..*num_weights as u32 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Error`
[INFO] [stdout]   --> src/weather_data.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 Error => {}
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Error`
[INFO] [stdout]   --> src/weather_data.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 Error => {}
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/weather_nn.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let mut weather_nn = WeatherNeuralNetwork::new(vec![3, 2, 1], &records, 0.05).unwrap();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone_layer_shape` is never used
[INFO] [stdout]    --> src/KochNET.rs:185:8
[INFO] [stdout]     |
[INFO] [stdout]  28 | impl KochNET {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 185 |     fn clone_layer_shape(&self) -> Vec<Vec<Node>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `output_size` is never used
[INFO] [stdout]   --> src/weather_nn.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<'a> WeatherNeuralNetwork<'a> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn output_size(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize` is never used
[INFO] [stdout]   --> src/weather_record.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn serialize<S>(date: &NaiveDate, serializer: S,) -> Result<S::Ok, S::Error>
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `KochNET` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod KochNET;
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to snake case: `koch_net`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     simple_logging::log_to_file("weather_train.log", LevelFilter::Debug);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let _ = simple_logging::log_to_file("weather_train.log", LevelFilter::Debug);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     plot_line(&error_over_epochs.lock().unwrap(), "error-eval.png");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let _ = plot_line(&error_over_epochs.lock().unwrap(), "error-eval.png");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     train_network(running_status);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let _ = train_network(running_status);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         for L in (1..self.layers.len() - 1).rev() {
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/KochNET.rs:214:21
[INFO] [stdout]     |
[INFO] [stdout] 214 |                     self.save();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 214 |                     let _ = self.save();
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/KochNET.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |         self.save();
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 238 |         let _ = self.save();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_OR_eval` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:367:8
[INFO] [stdout]     |
[INFO] [stdout] 367 |     fn test_OR_eval() {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `test_or_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ann_OR` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:368:12
[INFO] [stdout]     |
[INFO] [stdout] 368 |         fn ann_OR(A: u32, B: u32) -> f64 {
[INFO] [stdout]     |            ^^^^^^ help: convert the identifier to snake case: `ann_or`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:368:19
[INFO] [stdout]     |
[INFO] [stdout] 368 |         fn ann_OR(A: u32, B: u32) -> f64 {
[INFO] [stdout]     |                   ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:368:27
[INFO] [stdout]     |
[INFO] [stdout] 368 |         fn ann_OR(A: u32, B: u32) -> f64 {
[INFO] [stdout]     |                           ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_XOR_eval` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:384:8
[INFO] [stdout]     |
[INFO] [stdout] 384 |     fn test_XOR_eval() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_xor_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ann_XOR` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:385:12
[INFO] [stdout]     |
[INFO] [stdout] 385 |         fn ann_XOR(A: u32, B: u32) -> f64 {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `ann_xor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:385:20
[INFO] [stdout]     |
[INFO] [stdout] 385 |         fn ann_XOR(A: u32, B: u32) -> f64 {
[INFO] [stdout]     |                    ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:385:28
[INFO] [stdout]     |
[INFO] [stdout] 385 |         fn ann_XOR(A: u32, B: u32) -> f64 {
[INFO] [stdout]     |                            ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_AND_eval` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:410:8
[INFO] [stdout]     |
[INFO] [stdout] 410 |     fn test_AND_eval() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_and_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ann_AND` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:411:12
[INFO] [stdout]     |
[INFO] [stdout] 411 |         fn ann_AND(A: u32, B: u32) -> f64 {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `ann_and`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:411:20
[INFO] [stdout]     |
[INFO] [stdout] 411 |         fn ann_AND(A: u32, B: u32) -> f64 {
[INFO] [stdout]     |                    ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:411:28
[INFO] [stdout]     |
[INFO] [stdout] 411 |         fn ann_AND(A: u32, B: u32) -> f64 {
[INFO] [stdout]     |                            ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_AND_train` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:449:8
[INFO] [stdout]     |
[INFO] [stdout] 449 |     fn test_AND_train() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_and_train`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `AND_nn` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:452:17
[INFO] [stdout]     |
[INFO] [stdout] 452 |         let mut AND_nn = KochNET::new(vec![2, 1], 0.05);
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `and_nn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_AND_train_3_layers` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:470:8
[INFO] [stdout]     |
[INFO] [stdout] 470 |     fn test_AND_train_3_layers() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_and_train_3_layers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `AND_nn` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:473:17
[INFO] [stdout]     |
[INFO] [stdout] 473 |         let mut AND_nn = KochNET::new(vec![2, 2, 1], 0.05);
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `and_nn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_OR_train_3_layers` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:491:8
[INFO] [stdout]     |
[INFO] [stdout] 491 |     fn test_OR_train_3_layers() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_or_train_3_layers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `OR_nn` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:494:17
[INFO] [stdout]     |
[INFO] [stdout] 494 |         let mut OR_nn = KochNET::new(vec![2, 2, 1], 0.05);
[INFO] [stdout]     |                 ^^^^^ help: convert the identifier to snake case: `or_nn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_OR_train` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:512:8
[INFO] [stdout]     |
[INFO] [stdout] 512 |     fn test_OR_train() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_or_train`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `OR_nn` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:515:17
[INFO] [stdout]     |
[INFO] [stdout] 515 |         let mut OR_nn = KochNET::new(vec![2, 1], 0.05);
[INFO] [stdout]     |                 ^^^^^ help: convert the identifier to snake case: `or_nn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_XOR_train` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:533:8
[INFO] [stdout]     |
[INFO] [stdout] 533 |     fn test_XOR_train() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_xor_train`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `XOR_nn` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:535:17
[INFO] [stdout]     |
[INFO] [stdout] 535 |         let mut XOR_nn = KochNET::new(vec![2, 2, 1], 0.005);
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `xor_nn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Error` should have a snake case name
[INFO] [stdout]   --> src/weather_data.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 Error => {}
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Error` should have a snake case name
[INFO] [stdout]   --> src/weather_data.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 Error => {}
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `YYYY_MM_DDFormat` should have a snake case name
[INFO] [stdout]   --> src/weather_record.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | mod YYYY_MM_DDFormat {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `yyyy_mm_ddformat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude`
[INFO] [stdout]  --> src/KochNET.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rayon::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/KochNET.rs:126:14
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let (mut activations, output) = self.evaluate(input);
[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: `output`
[INFO] [stdout]    --> src/KochNET.rs:217:44
[INFO] [stdout]     |
[INFO] [stdout] 217 |                 let (rmse, weight_changes, output) = self.train_iter(input, expected);
[INFO] [stdout]     |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `avg_err` is never read
[INFO] [stdout]    --> src/KochNET.rs:205:27
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let mut avg_err = 0f64;
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_idx`
[INFO] [stdout]    --> src/KochNET.rs:297:18
[INFO] [stdout]     |
[INFO] [stdout] 297 |             for (node_idx, node) in layer.iter().enumerate() {
[INFO] [stdout]     |                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `activations`
[INFO] [stdout]    --> src/KochNET.rs:313:14
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let (activations, output) = self.evaluate(inputs);
[INFO] [stdout]     |              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_activations`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/node.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for i in 0..*num_weights as u32 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/node.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for i in 0..*num_weights as u32 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Error`
[INFO] [stdout]   --> src/weather_data.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 Error => {}
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Error`
[INFO] [stdout]   --> src/weather_data.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 Error => {}
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone_layer_shape` is never used
[INFO] [stdout]    --> src/KochNET.rs:185:8
[INFO] [stdout]     |
[INFO] [stdout]  28 | impl KochNET {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 185 |     fn clone_layer_shape(&self) -> Vec<Vec<Node>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `output_size` is never used
[INFO] [stdout]   --> src/weather_nn.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<'a> WeatherNeuralNetwork<'a> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn output_size(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize` is never used
[INFO] [stdout]   --> src/weather_record.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn serialize<S>(date: &NaiveDate, serializer: S,) -> Result<S::Ok, S::Error>
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `KochNET` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod KochNET;
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to snake case: `koch_net`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     simple_logging::log_to_file("weather_train.log", LevelFilter::Debug);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let _ = simple_logging::log_to_file("weather_train.log", LevelFilter::Debug);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     plot_line(&error_over_epochs.lock().unwrap(), "error-eval.png");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let _ = plot_line(&error_over_epochs.lock().unwrap(), "error-eval.png");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     train_network(running_status);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let _ = train_network(running_status);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> src/KochNET.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         for L in (1..self.layers.len() - 1).rev() {
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/KochNET.rs:214:21
[INFO] [stdout]     |
[INFO] [stdout] 214 |                     self.save();
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 214 |                     let _ = self.save();
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/KochNET.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |         self.save();
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 238 |         let _ = self.save();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Error` should have a snake case name
[INFO] [stdout]   --> src/weather_data.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 Error => {}
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Error` should have a snake case name
[INFO] [stdout]   --> src/weather_data.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 Error => {}
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `YYYY_MM_DDFormat` should have a snake case name
[INFO] [stdout]   --> src/weather_record.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | mod YYYY_MM_DDFormat {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `yyyy_mm_ddformat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.11s
[INFO] running `Command { std: "docker" "inspect" "736eca36964b949a2bc2e1133b01439fe7577cc53d9e79972615626f7f83db2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736eca36964b949a2bc2e1133b01439fe7577cc53d9e79972615626f7f83db2e", kill_on_drop: false }`
[INFO] [stdout] 736eca36964b949a2bc2e1133b01439fe7577cc53d9e79972615626f7f83db2e
