[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] testing kalinkochnev/kochnet against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkalinkochnev%2Fkochnet" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/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-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kalinkochnev/kochnet on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "f63e880706e9466970d94f78f6c63f209b4a718b42765470f940b3d034a03008", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling kochnet v0.1.0 (/opt/rustwide/workdir)
[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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `avg_err` is never read
[INFO] [stdout]    --> src/KochNET.rs:205:17
[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)]` 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)]` 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)]` 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)]` 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)]` 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 56.16s
[INFO] running `Command { std: "docker" "inspect" "0c4ab0cd23a94650cad0f2c20f35a79e241e2efb94c23dfebbff0f461210da2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4ab0cd23a94650cad0f2c20f35a79e241e2efb94c23dfebbff0f461210da2b", kill_on_drop: false }`
[INFO] [stdout] 0c4ab0cd23a94650cad0f2c20f35a79e241e2efb94c23dfebbff0f461210da2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47db8ea71ff49c97d5ba000ffc2bed6c506052e2b7e8244cdf8086bd3105179c
[INFO] running `Command { std: "docker" "start" "-a" "47db8ea71ff49c97d5ba000ffc2bed6c506052e2b7e8244cdf8086bd3105179c", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` 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: `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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `avg_err` is never read
[INFO] [stdout]    --> src/KochNET.rs:205:17
[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)]` 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)]` 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)]` 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)]` 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)]` 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "47db8ea71ff49c97d5ba000ffc2bed6c506052e2b7e8244cdf8086bd3105179c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47db8ea71ff49c97d5ba000ffc2bed6c506052e2b7e8244cdf8086bd3105179c", kill_on_drop: false }`
[INFO] [stdout] 47db8ea71ff49c97d5ba000ffc2bed6c506052e2b7e8244cdf8086bd3105179c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f35d7b5fec88e4bba60d8567cd235616ae3600eb569f9f8ce7ee1a60bd6bf37e
[INFO] running `Command { std: "docker" "start" "-a" "f35d7b5fec88e4bba60d8567cd235616ae3600eb569f9f8ce7ee1a60bd6bf37e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `log::LevelFilter`
[INFO] [stderr]    --> src/KochNET.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |     use log::LevelFilter;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `csv::Error`
[INFO] [stderr]  --> src/node.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use csv::Error;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::KochNET::KochNET`
[INFO] [stderr]  --> src/node.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::KochNET::KochNET;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `RecordsSetting`, `WeatherData`, and `node::Node`
[INFO] [stderr]  --> src/weather_nn.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 |     weather_data::{RecordsSetting, WeatherData},
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 6 |     weather_record::WeatherRecord,
[INFO] [stderr] 7 |     KochNET::{KochNET, Layer, ActivationFunc}, node::Node,
[INFO] [stderr]   |                                                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `cmp::Ordering` and `collections::HashMap`
[INFO] [stderr]  --> src/weather_nn.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::{error::Error, collections::HashMap, cmp::Ordering, sync::{atomic::AtomicBool, Arc}};
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rayon::prelude`
[INFO] [stderr]  --> src/KochNET.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use rayon::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/KochNET.rs:126:14
[INFO] [stderr]     |
[INFO] [stderr] 126 |         let (mut activations, output) = self.evaluate(input);
[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 `avg_err` is never read
[INFO] [stderr]    --> src/KochNET.rs:205:17
[INFO] [stderr]     |
[INFO] [stderr] 205 |         let mut avg_err = 0f64;
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> src/KochNET.rs:217:44
[INFO] [stderr]     |
[INFO] [stderr] 217 |                 let (rmse, weight_changes, output) = self.train_iter(input, expected);
[INFO] [stderr]     |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node_idx`
[INFO] [stderr]    --> src/KochNET.rs:297:18
[INFO] [stderr]     |
[INFO] [stderr] 297 |             for (node_idx, node) in layer.iter().enumerate() {
[INFO] [stderr]     |                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `activations`
[INFO] [stderr]    --> src/KochNET.rs:313:14
[INFO] [stderr]     |
[INFO] [stderr] 313 |         let (activations, output) = self.evaluate(inputs);
[INFO] [stderr]     |              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_activations`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/KochNET.rs:461:78
[INFO] [stderr]     |
[INFO] [stderr] 461 |         AND_nn.train(1000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/KochNET.rs:461:88
[INFO] [stderr]     |
[INFO] [stderr] 461 |         AND_nn.train(1000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/KochNET.rs:482:79
[INFO] [stderr]     |
[INFO] [stderr] 482 |         AND_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/KochNET.rs:482:89
[INFO] [stderr]     |
[INFO] [stderr] 482 |         AND_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                                         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/KochNET.rs:503:78
[INFO] [stderr]     |
[INFO] [stderr] 503 |         OR_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/KochNET.rs:503:88
[INFO] [stderr]     |
[INFO] [stderr] 503 |         OR_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/KochNET.rs:524:77
[INFO] [stderr]     |
[INFO] [stderr] 524 |         OR_nn.train(1000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/KochNET.rs:524:87
[INFO] [stderr]     |
[INFO] [stderr] 524 |         OR_nn.train(1000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                                       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/KochNET.rs:544:79
[INFO] [stderr]     |
[INFO] [stderr] 544 |         XOR_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/KochNET.rs:544:89
[INFO] [stderr]     |
[INFO] [stderr] 544 |         XOR_nn.train(10000, &mut examples, Arc::new(AtomicBool::new(true)), &|a: usize, b:f64|{});
[INFO] [stderr]     |                                                                                         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/node.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for i in 0..*num_weights as u32 {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/node.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         for i in 0..*num_weights as u32 {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Error`
[INFO] [stderr]   --> src/weather_data.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 Error => {}
[INFO] [stderr]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Error`
[INFO] [stderr]   --> src/weather_data.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 Error => {}
[INFO] [stderr]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_Error`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/weather_nn.rs:217:13
[INFO] [stderr]     |
[INFO] [stderr] 217 |         let mut weather_nn = WeatherNeuralNetwork::new(vec![3, 2, 1], &records, 0.05).unwrap();
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method `clone_layer_shape` is never used
[INFO] [stderr]    --> src/KochNET.rs:185:8
[INFO] [stderr]     |
[INFO] [stderr]  28 | impl KochNET {
[INFO] [stderr]     | ------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 185 |     fn clone_layer_shape(&self) -> Vec<Vec<Node>> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `output_size` is never used
[INFO] [stderr]   --> src/weather_nn.rs:62:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<'a> WeatherNeuralNetwork<'a> {
[INFO] [stderr]    | --------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 62 |     fn output_size(&self) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `serialize` is never used
[INFO] [stderr]   --> src/weather_record.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn serialize<S>(date: &NaiveDate, serializer: S,) -> Result<S::Ok, S::Error>
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: module `KochNET` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod KochNET;
[INFO] [stderr]   |         ^^^^^^^ help: convert the identifier to snake case: `koch_net`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     simple_logging::log_to_file("weather_train.log", LevelFilter::Debug);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let _ = simple_logging::log_to_file("weather_train.log", LevelFilter::Debug);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     plot_line(&error_over_epochs.lock().unwrap(), "error-eval.png");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let _ = plot_line(&error_over_epochs.lock().unwrap(), "error-eval.png");
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     train_network(running_status);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let _ = train_network(running_status);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |         for L in (1..self.layers.len() - 1).rev() {
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `l`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/KochNET.rs:214:21
[INFO] [stderr]     |
[INFO] [stderr] 214 |                     self.save();
[INFO] [stderr]     |                     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 214 |                     let _ = self.save();
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/KochNET.rs:238:9
[INFO] [stderr]     |
[INFO] [stderr] 238 |         self.save();
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let _ = self.save();
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_OR_eval` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:367:8
[INFO] [stderr]     |
[INFO] [stderr] 367 |     fn test_OR_eval() {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `test_or_eval`
[INFO] [stderr] 
[INFO] [stderr] warning: function `ann_OR` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:368:12
[INFO] [stderr]     |
[INFO] [stderr] 368 |         fn ann_OR(A: u32, B: u32) -> f64 {
[INFO] [stderr]     |            ^^^^^^ help: convert the identifier to snake case: `ann_or`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:368:19
[INFO] [stderr]     |
[INFO] [stderr] 368 |         fn ann_OR(A: u32, B: u32) -> f64 {
[INFO] [stderr]     |                   ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:368:27
[INFO] [stderr]     |
[INFO] [stderr] 368 |         fn ann_OR(A: u32, B: u32) -> f64 {
[INFO] [stderr]     |                           ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_XOR_eval` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:384:8
[INFO] [stderr]     |
[INFO] [stderr] 384 |     fn test_XOR_eval() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_xor_eval`
[INFO] [stderr] 
[INFO] [stderr] warning: function `ann_XOR` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:385:12
[INFO] [stderr]     |
[INFO] [stderr] 385 |         fn ann_XOR(A: u32, B: u32) -> f64 {
[INFO] [stderr]     |            ^^^^^^^ help: convert the identifier to snake case: `ann_xor`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:385:20
[INFO] [stderr]     |
[INFO] [stderr] 385 |         fn ann_XOR(A: u32, B: u32) -> f64 {
[INFO] [stderr]     |                    ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:385:28
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 385 |         fn ann_XOR(A: u32, B: u32) -> f64 {
[INFO] [stdout] running 14 tests
[INFO] [stderr]     |                            ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_AND_eval` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:410:8
[INFO] [stderr]     |
[INFO] [stderr] 410 |     fn test_AND_eval() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_and_eval`
[INFO] [stderr] 
[INFO] [stderr] warning: function `ann_AND` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:411:12
[INFO] [stderr]     |
[INFO] [stderr] 411 |         fn ann_AND(A: u32, B: u32) -> f64 {
[INFO] [stderr]     |            ^^^^^^^ help: convert the identifier to snake case: `ann_and`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:411:20
[INFO] [stderr]     |
[INFO] [stderr] 411 |         fn ann_AND(A: u32, B: u32) -> f64 {
[INFO] [stderr]     |                    ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:411:28
[INFO] [stderr]     |
[INFO] [stderr] 411 |         fn ann_AND(A: u32, B: u32) -> f64 {
[INFO] [stderr]     |                            ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_AND_train` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:449:8
[INFO] [stderr]     |
[INFO] [stderr] 449 |     fn test_AND_train() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_and_train`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `AND_nn` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:452:17
[INFO] [stderr]     |
[INFO] [stderr] 452 |         let mut AND_nn = KochNET::new(vec![2, 1], 0.05);
[INFO] [stderr]     |                 ^^^^^^ help: convert the identifier to snake case: `and_nn`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_AND_train_3_layers` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:470:8
[INFO] [stderr]     |
[INFO] [stderr] 470 |     fn test_AND_train_3_layers() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_and_train_3_layers`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `AND_nn` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:473:17
[INFO] [stderr]     |
[INFO] [stderr] 473 |         let mut AND_nn = KochNET::new(vec![2, 2, 1], 0.05);
[INFO] [stderr]     |                 ^^^^^^ help: convert the identifier to snake case: `and_nn`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_OR_train_3_layers` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:491:8
[INFO] [stderr]     |
[INFO] [stderr] 491 |     fn test_OR_train_3_layers() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_or_train_3_layers`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `OR_nn` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:494:17
[INFO] [stderr]     |
[INFO] [stderr] 494 |         let mut OR_nn = KochNET::new(vec![2, 2, 1], 0.05);
[INFO] [stderr]     |                 ^^^^^ help: convert the identifier to snake case: `or_nn`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_OR_train` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:512:8
[INFO] [stderr]     |
[INFO] [stderr] 512 |     fn test_OR_train() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_or_train`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `OR_nn` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:515:17
[INFO] [stderr]     |
[INFO] [stderr] 515 |         let mut OR_nn = KochNET::new(vec![2, 1], 0.05);
[INFO] [stderr]     |                 ^^^^^ help: convert the identifier to snake case: `or_nn`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_XOR_train` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:533:8
[INFO] [stderr]     |
[INFO] [stderr] 533 |     fn test_XOR_train() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_xor_train`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `XOR_nn` should have a snake case name
[INFO] [stderr]    --> src/KochNET.rs:535:17
[INFO] [stderr]     |
[INFO] [stderr] 535 |         let mut XOR_nn = KochNET::new(vec![2, 2, 1], 0.005);
[INFO] [stderr]     |                 ^^^^^^ help: convert the identifier to snake case: `xor_nn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Error` should have a snake case name
[INFO] [stderr]   --> src/weather_data.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 Error => {}
[INFO] [stderr]    |                 ^^^^^ help: convert the identifier to snake case: `error`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Error` should have a snake case name
[INFO] [stderr]   --> src/weather_data.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 Error => {}
[INFO] [stderr]    |                 ^^^^^ help: convert the identifier to snake case: `error`
[INFO] [stderr] 
[INFO] [stderr] warning: module `YYYY_MM_DDFormat` should have a snake case name
[INFO] [stderr]   --> src/weather_record.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | mod YYYY_MM_DDFormat {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `yyyy_mm_ddformat`
[INFO] [stderr] 
[INFO] [stderr] warning: `kochnet` (bin "kochnet" test) generated 61 warnings (run `cargo fix --bin "kochnet" --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kochnet-e27f76e84ecfe620)
[INFO] [stdout] test KochNET::tests::test_AND_eval ... ok
[INFO] [stdout] test KochNET::tests::test_OR_eval ... ok
[INFO] [stdout] test KochNET::tests::test_intialization ... ok
[INFO] [stdout] test KochNET::tests::test_apply_changes ... ok
[INFO] [stdout] test node::tests::test_apply_changes ... ok
[INFO] [stdout] test weather_nn::tests::test_input_output_conversion ... ok
[INFO] [stdout] test weather_nn::tests::test_parse_conditions ... ok
[INFO] [stdout] test weather_nn::tests::test_training_examples ... ok
[INFO] [stdout] test KochNET::tests::test_XOR_eval ... ok
[INFO] [stdout] test KochNET::tests::test_AND_train ... ok
[INFO] [stdout] test KochNET::tests::test_OR_train ... ok
[INFO] [stdout] test KochNET::tests::test_AND_train_3_layers ... ok
[INFO] [stdout] test KochNET::tests::test_OR_train_3_layers ... ok
[INFO] [stdout] test KochNET::tests::test_XOR_train ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- KochNET::tests::test_XOR_train stdout ----
[INFO] [stdout] Saving the network.......
[INFO] [stdout] 
[INFO] [stdout] thread 'KochNET::tests::test_XOR_train' panicked at src/KochNET.rs:547:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 0.0
[INFO] [stdout]  right: 1.0
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ac2fe9ec0d2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ac2fe9ec0d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ac2fe9ec0d2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ac2fe9ec0d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ac2fea12113 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5ac2fea12113 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5ac2fe9e9053 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ac2fe9e9053 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5ac2fe9ebf22 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5ac2fe9ed659 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5ac2fe9ed48e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5ac2fe80fb34 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5ac2fe80fb34 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ac2fe9ee12e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5ac2fe9ee12e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5ac2fe9eddfa - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5ac2fe9ec5d9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5ac2fe9eda8d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5ac2fea107b0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5ac2fea10b03 - core::panicking::assert_failed_inner::h102b4539a88470c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:448:17
[INFO] [stdout]   20:     0x5ac2fe7b268d - core::panicking::assert_failed::h94105621c39506f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:403:5
[INFO] [stdout]   21:     0x5ac2fe7befcb - kochnet::KochNET::tests::test_XOR_train::h3737232b9d64b8a1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/KochNET.rs:547:9
[INFO] [stdout]   22:     0x5ac2fe7be187 - kochnet::KochNET::tests::test_XOR_train::{{closure}}::h6842f5e5adf5f626
[INFO] [stdout]                                at /opt/rustwide/workdir/src/KochNET.rs:533:24
[INFO] [stdout]   23:     0x5ac2fe7c3d36 - core::ops::function::FnOnce::call_once::h7a3a980d6ec5271e
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x5ac2fe81539b - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x5ac2fe81539b - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5ac2fe8144d5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5ac2fe8144d5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5ac2fe8144d5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5ac2fe8144d5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5ac2fe8144d5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5ac2fe8144d5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5ac2fe8144d5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5ac2fe7d80d4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5ac2fe7d80d4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5ac2fe7dbaaa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5ac2fe7dbaaa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5ac2fe7dbaaa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5ac2fe7dbaaa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5ac2fe7dbaaa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5ac2fe7dbaaa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5ac2fe7dbaaa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x5ac2fe9f10af - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5ac2fe9f10af - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x7de9b52c8aa4 - <unknown>
[INFO] [stdout]   45:     0x7de9b5355a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     KochNET::tests::test_XOR_train
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 13 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin kochnet`
[INFO] running `Command { std: "docker" "inspect" "f35d7b5fec88e4bba60d8567cd235616ae3600eb569f9f8ce7ee1a60bd6bf37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35d7b5fec88e4bba60d8567cd235616ae3600eb569f9f8ce7ee1a60bd6bf37e", kill_on_drop: false }`
[INFO] [stdout] f35d7b5fec88e4bba60d8567cd235616ae3600eb569f9f8ce7ee1a60bd6bf37e
