[INFO] cloning repository https://github.com/optozorax/klrc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/optozorax/klrc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptozorax%2Fklrc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptozorax%2Fklrc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ec0e6197ee486b1653c293ca04b2a304b06e23b
[INFO] testing optozorax/klrc against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptozorax%2Fklrc" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/optozorax/klrc on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/optozorax/klrc
[INFO] finished tweaking git repo https://github.com/optozorax/klrc
[INFO] tweaked toml for git repo https://github.com/optozorax/klrc written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53f4b414485d75b91e6b5fb8f82605c63811df12e0bdbfe250bd5d5c1d35ecc0
[INFO] running `Command { std: "docker" "start" "-a" "53f4b414485d75b91e6b5fb8f82605c63811df12e0bdbfe250bd5d5c1d35ecc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53f4b414485d75b91e6b5fb8f82605c63811df12e0bdbfe250bd5d5c1d35ecc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f4b414485d75b91e6b5fb8f82605c63811df12e0bdbfe250bd5d5c1d35ecc0", kill_on_drop: false }`
[INFO] [stdout] 53f4b414485d75b91e6b5fb8f82605c63811df12e0bdbfe250bd5d5c1d35ecc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dcfd698968d165253ec955bb059976c9141ab60ade4eaff1fecd549817ee568
[INFO] running `Command { std: "docker" "start" "-a" "1dcfd698968d165253ec955bb059976c9141ab60ade4eaff1fecd549817ee568", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling keyboard-layout-statistics-counter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]     --> src/main.rs:1161:5
[INFO] [stdout]      |
[INFO] [stdout] 1139 |       return;
[INFO] [stdout]      |       ------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 1161 | /     let russian_keyboards: Vec<(String, Keyboard)> = vec![
[INFO] [stdout] 1162 | |         // ("йцукен".to_string(), [
[INFO] [stdout] 1163 | |         //     vec![
[INFO] [stdout] 1164 | |         //         vec!['й', 'ф', 'я', 'ё'], 
[INFO] [stdout] ...    |
[INFO] [stdout] 1317 | |         ]),
[INFO] [stdout] 1318 | |     ];
[INFO] [stdout]      | |______^ unreachable statement
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bad_rolls`
[INFO] [stdout]    --> src/main.rs:974:9
[INFO] [stdout]     |
[INFO] [stdout] 974 |     let bad_rolls = all_bad_sum as f64 * bad_rolls;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bad_rolls`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `KladenetsKeyboard`
[INFO] [stdout]   --> src/main.rs:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | type KladenetsKeyboard = [Vec<char>; 2];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_russian_file_to_string`
[INFO] [stdout]    --> src/main.rs:201:4
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn read_russian_file_to_string(s: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_html_tags`
[INFO] [stdout]    --> src/main.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn delete_html_tags(s: String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_non_russian_letters`
[INFO] [stdout]    --> src/main.rs:221:4
[INFO] [stdout]     |
[INFO] [stdout] 221 | fn delete_non_russian_letters(s: String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_non_english_letters`
[INFO] [stdout]    --> src/main.rs:226:4
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn delete_non_english_letters(s: String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_books_in_dir`
[INFO] [stdout]    --> src/main.rs:231:4
[INFO] [stdout]     |
[INFO] [stdout] 231 | fn read_books_in_dir(dir: String, words: &mut HashMap<String, usize>, is_russian: bool) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_books`
[INFO] [stdout]    --> src/main.rs:261:4
[INFO] [stdout]     |
[INFO] [stdout] 261 | fn read_books(dir: String, out: String, is_russian: bool) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cut_statistics`
[INFO] [stdout]    --> src/main.rs:313:4
[INFO] [stdout]     |
[INFO] [stdout] 313 | fn cut_statistics(stats: &Vec<WordStatistic>, size: usize) -> Vec<WordStatistic> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sort_words_hashmap`
[INFO] [stdout]    --> src/main.rs:350:4
[INFO] [stdout]     |
[INFO] [stdout] 350 | fn sort_words_hashmap(hashmap: &HashMap<String, usize>) -> Vec<(String, usize)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `select_best_rolls`
[INFO] [stdout]    --> src/main.rs:671:4
[INFO] [stdout]     |
[INFO] [stdout] 671 | fn select_best_rolls(rolls: &Vec<RollSplitted>) -> RollSplitted {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eval_one_handed_kladenets`
[INFO] [stdout]    --> src/main.rs:779:4
[INFO] [stdout]     |
[INFO] [stdout] 779 | fn eval_one_handed_kladenets(kb: &KladenetsKeyboard, stats: &Vec<WordStatistic>) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mutate`
[INFO] [stdout]    --> src/main.rs:853:4
[INFO] [stdout]     |
[INFO] [stdout] 853 | fn mutate(mut keyboard: KladenetsKeyboard, rng: &mut rand::rngs::ThreadRng) -> KladenetsKeyboard {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `manymutate`
[INFO] [stdout]    --> src/main.rs:882:4
[INFO] [stdout]     |
[INFO] [stdout] 882 | fn manymutate(mut keyboard: KladenetsKeyboard, rng: &mut rand::rngs::ThreadRng) -> KladenetsKeyboard {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_optimal_kladenets_layout`
[INFO] [stdout]    --> src/main.rs:889:4
[INFO] [stdout]     |
[INFO] [stdout] 889 | fn find_optimal_kladenets_layout(stats: &Vec<WordStatistic>) -> (KladenetsKeyboard, f64) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_vowels`
[INFO] [stdout]    --> src/main.rs:929:4
[INFO] [stdout]     |
[INFO] [stdout] 929 | fn count_vowels() {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eval_kladenets_misc`
[INFO] [stdout]    --> src/main.rs:948:4
[INFO] [stdout]     |
[INFO] [stdout] 948 | fn eval_kladenets_misc() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_good_rolls_percent`
[INFO] [stdout]    --> src/main.rs:968:4
[INFO] [stdout]     |
[INFO] [stdout] 968 | fn count_good_rolls_percent(creature_keyboard: &Keyboard, evolution_stats: &Vec<WordStatistic>) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `KeyboardPos`
[INFO] [stdout]    --> src/main.rs:981:8
[INFO] [stdout]     |
[INFO] [stdout] 981 | struct KeyboardPos (usize, usize, usize);
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `swap`
[INFO] [stdout]    --> src/main.rs:983:4
[INFO] [stdout]     |
[INFO] [stdout] 983 | fn swap(keyboard: &mut Keyboard, a: KeyboardPos, b: KeyboardPos) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `stole`
[INFO] [stdout]    --> src/main.rs:999:4
[INFO] [stdout]     |
[INFO] [stdout] 999 | fn stole(keyboard: &mut Keyboard, from: KeyboardPos, to: KeyboardPos) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gen_random_keyboard_pos`
[INFO] [stdout]     --> src/main.rs:1004:4
[INFO] [stdout]      |
[INFO] [stdout] 1004 | fn gen_random_keyboard_pos(keyboard: &Keyboard, rng: &mut rand::rngs::ThreadRng) -> KeyboardPos {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mutate_keyboard`
[INFO] [stdout]     --> src/main.rs:1012:4
[INFO] [stdout]      |
[INFO] [stdout] 1012 | fn mutate_keyboard(keyboard: &Keyboard, rng: &mut rand::rngs::ThreadRng) -> Keyboard {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_best_rolls_layout_by_evolution`
[INFO] [stdout]     --> src/main.rs:1023:4
[INFO] [stdout]      |
[INFO] [stdout] 1023 | fn calc_best_rolls_layout_by_evolution(creature_keyboard: &Keyboard, evolution_stats: &Vec<WordStatistic>) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_best_rolls_layout`
[INFO] [stdout]     --> src/main.rs:1062:4
[INFO] [stdout]      |
[INFO] [stdout] 1062 | fn calc_best_rolls_layout() {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `populationSize` should have a snake case name
[INFO] [stdout]    --> src/main.rs:894:9
[INFO] [stdout]     |
[INFO] [stdout] 894 |     let populationSize = 50;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `population_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `evolutionsCount` should have a snake case name
[INFO] [stdout]    --> src/main.rs:896:9
[INFO] [stdout]     |
[INFO] [stdout] 896 |     let evolutionsCount = 5;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `evolutions_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bestCount` should have a snake case name
[INFO] [stdout]    --> src/main.rs:897:9
[INFO] [stdout]     |
[INFO] [stdout] 897 |     let bestCount = 5;
[INFO] [stdout]     |         ^^^^^^^^^ help: convert the identifier to snake case: `best_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bestChildrenCount` should have a snake case name
[INFO] [stdout]    --> src/main.rs:898:9
[INFO] [stdout]     |
[INFO] [stdout] 898 |     let bestChildrenCount = populationSize/bestCount - 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `best_children_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `evaledPopulation` should have a snake case name
[INFO] [stdout]    --> src/main.rs:909:21
[INFO] [stdout]     |
[INFO] [stdout] 909 | ...   let mut evaledPopulation: Vec<(KladenetsKeyboard, f64)> = population.iter().map(|k| (k.clone(), eval_one_handed_kladenets(k, &stats...
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `evaled_population`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstEmpty` should have a snake case name
[INFO] [stdout]    --> src/main.rs:984:9
[INFO] [stdout]     |
[INFO] [stdout] 984 |     let firstEmpty = keyboard[a.0][a.1].len() == 0;
[INFO] [stdout]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `first_empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondEmpty` should have a snake case name
[INFO] [stdout]    --> src/main.rs:985:9
[INFO] [stdout]     |
[INFO] [stdout] 985 |     let secondEmpty = keyboard[b.0][b.1].len() == 0;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: convert the identifier to snake case: `second_empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.44s
[INFO] running `Command { std: "docker" "inspect" "1dcfd698968d165253ec955bb059976c9141ab60ade4eaff1fecd549817ee568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dcfd698968d165253ec955bb059976c9141ab60ade4eaff1fecd549817ee568", kill_on_drop: false }`
[INFO] [stdout] 1dcfd698968d165253ec955bb059976c9141ab60ade4eaff1fecd549817ee568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dee2ce7f73c0552d0e7ed33b474f39cf881caf36861de975afe25371f669ff51
[INFO] running `Command { std: "docker" "start" "-a" "dee2ce7f73c0552d0e7ed33b474f39cf881caf36861de975afe25371f669ff51", kill_on_drop: false }`
[INFO] [stderr]    Compiling keyboard-layout-statistics-counter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]     --> src/main.rs:1161:5
[INFO] [stdout]      |
[INFO] [stdout] 1139 |       return;
[INFO] [stdout]      |       ------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 1161 | /     let russian_keyboards: Vec<(String, Keyboard)> = vec![
[INFO] [stdout] 1162 | |         // ("йцукен".to_string(), [
[INFO] [stdout] 1163 | |         //     vec![
[INFO] [stdout] 1164 | |         //         vec!['й', 'ф', 'я', 'ё'], 
[INFO] [stdout] ...    |
[INFO] [stdout] 1317 | |         ]),
[INFO] [stdout] 1318 | |     ];
[INFO] [stdout]      | |______^ unreachable statement
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bad_rolls`
[INFO] [stdout]    --> src/main.rs:974:9
[INFO] [stdout]     |
[INFO] [stdout] 974 |     let bad_rolls = all_bad_sum as f64 * bad_rolls;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bad_rolls`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `KladenetsKeyboard`
[INFO] [stdout]   --> src/main.rs:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | type KladenetsKeyboard = [Vec<char>; 2];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_russian_file_to_string`
[INFO] [stdout]    --> src/main.rs:201:4
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn read_russian_file_to_string(s: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_html_tags`
[INFO] [stdout]    --> src/main.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn delete_html_tags(s: String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_non_russian_letters`
[INFO] [stdout]    --> src/main.rs:221:4
[INFO] [stdout]     |
[INFO] [stdout] 221 | fn delete_non_russian_letters(s: String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_non_english_letters`
[INFO] [stdout]    --> src/main.rs:226:4
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn delete_non_english_letters(s: String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_books_in_dir`
[INFO] [stdout]    --> src/main.rs:231:4
[INFO] [stdout]     |
[INFO] [stdout] 231 | fn read_books_in_dir(dir: String, words: &mut HashMap<String, usize>, is_russian: bool) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_books`
[INFO] [stdout]    --> src/main.rs:261:4
[INFO] [stdout]     |
[INFO] [stdout] 261 | fn read_books(dir: String, out: String, is_russian: bool) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cut_statistics`
[INFO] [stdout]    --> src/main.rs:313:4
[INFO] [stdout]     |
[INFO] [stdout] 313 | fn cut_statistics(stats: &Vec<WordStatistic>, size: usize) -> Vec<WordStatistic> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sort_words_hashmap`
[INFO] [stdout]    --> src/main.rs:350:4
[INFO] [stdout]     |
[INFO] [stdout] 350 | fn sort_words_hashmap(hashmap: &HashMap<String, usize>) -> Vec<(String, usize)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `select_best_rolls`
[INFO] [stdout]    --> src/main.rs:671:4
[INFO] [stdout]     |
[INFO] [stdout] 671 | fn select_best_rolls(rolls: &Vec<RollSplitted>) -> RollSplitted {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eval_one_handed_kladenets`
[INFO] [stdout]    --> src/main.rs:779:4
[INFO] [stdout]     |
[INFO] [stdout] 779 | fn eval_one_handed_kladenets(kb: &KladenetsKeyboard, stats: &Vec<WordStatistic>) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mutate`
[INFO] [stdout]    --> src/main.rs:853:4
[INFO] [stdout]     |
[INFO] [stdout] 853 | fn mutate(mut keyboard: KladenetsKeyboard, rng: &mut rand::rngs::ThreadRng) -> KladenetsKeyboard {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `manymutate`
[INFO] [stdout]    --> src/main.rs:882:4
[INFO] [stdout]     |
[INFO] [stdout] 882 | fn manymutate(mut keyboard: KladenetsKeyboard, rng: &mut rand::rngs::ThreadRng) -> KladenetsKeyboard {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_optimal_kladenets_layout`
[INFO] [stdout]    --> src/main.rs:889:4
[INFO] [stdout]     |
[INFO] [stdout] 889 | fn find_optimal_kladenets_layout(stats: &Vec<WordStatistic>) -> (KladenetsKeyboard, f64) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_vowels`
[INFO] [stdout]    --> src/main.rs:929:4
[INFO] [stdout]     |
[INFO] [stdout] 929 | fn count_vowels() {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eval_kladenets_misc`
[INFO] [stdout]    --> src/main.rs:948:4
[INFO] [stdout]     |
[INFO] [stdout] 948 | fn eval_kladenets_misc() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_good_rolls_percent`
[INFO] [stdout]    --> src/main.rs:968:4
[INFO] [stdout]     |
[INFO] [stdout] 968 | fn count_good_rolls_percent(creature_keyboard: &Keyboard, evolution_stats: &Vec<WordStatistic>) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `KeyboardPos`
[INFO] [stdout]    --> src/main.rs:981:8
[INFO] [stdout]     |
[INFO] [stdout] 981 | struct KeyboardPos (usize, usize, usize);
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `swap`
[INFO] [stdout]    --> src/main.rs:983:4
[INFO] [stdout]     |
[INFO] [stdout] 983 | fn swap(keyboard: &mut Keyboard, a: KeyboardPos, b: KeyboardPos) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `stole`
[INFO] [stdout]    --> src/main.rs:999:4
[INFO] [stdout]     |
[INFO] [stdout] 999 | fn stole(keyboard: &mut Keyboard, from: KeyboardPos, to: KeyboardPos) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gen_random_keyboard_pos`
[INFO] [stdout]     --> src/main.rs:1004:4
[INFO] [stdout]      |
[INFO] [stdout] 1004 | fn gen_random_keyboard_pos(keyboard: &Keyboard, rng: &mut rand::rngs::ThreadRng) -> KeyboardPos {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mutate_keyboard`
[INFO] [stdout]     --> src/main.rs:1012:4
[INFO] [stdout]      |
[INFO] [stdout] 1012 | fn mutate_keyboard(keyboard: &Keyboard, rng: &mut rand::rngs::ThreadRng) -> Keyboard {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_best_rolls_layout_by_evolution`
[INFO] [stdout]     --> src/main.rs:1023:4
[INFO] [stdout]      |
[INFO] [stdout] 1023 | fn calc_best_rolls_layout_by_evolution(creature_keyboard: &Keyboard, evolution_stats: &Vec<WordStatistic>) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_best_rolls_layout`
[INFO] [stdout]     --> src/main.rs:1062:4
[INFO] [stdout]      |
[INFO] [stdout] 1062 | fn calc_best_rolls_layout() {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `populationSize` should have a snake case name
[INFO] [stdout]    --> src/main.rs:894:9
[INFO] [stdout]     |
[INFO] [stdout] 894 |     let populationSize = 50;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `population_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `evolutionsCount` should have a snake case name
[INFO] [stdout]    --> src/main.rs:896:9
[INFO] [stdout]     |
[INFO] [stdout] 896 |     let evolutionsCount = 5;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `evolutions_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bestCount` should have a snake case name
[INFO] [stdout]    --> src/main.rs:897:9
[INFO] [stdout]     |
[INFO] [stdout] 897 |     let bestCount = 5;
[INFO] [stdout]     |         ^^^^^^^^^ help: convert the identifier to snake case: `best_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bestChildrenCount` should have a snake case name
[INFO] [stdout]    --> src/main.rs:898:9
[INFO] [stdout]     |
[INFO] [stdout] 898 |     let bestChildrenCount = populationSize/bestCount - 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `best_children_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `evaledPopulation` should have a snake case name
[INFO] [stdout]    --> src/main.rs:909:21
[INFO] [stdout]     |
[INFO] [stdout] 909 | ...   let mut evaledPopulation: Vec<(KladenetsKeyboard, f64)> = population.iter().map(|k| (k.clone(), eval_one_handed_kladenets(k, &stats...
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `evaled_population`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstEmpty` should have a snake case name
[INFO] [stdout]    --> src/main.rs:984:9
[INFO] [stdout]     |
[INFO] [stdout] 984 |     let firstEmpty = keyboard[a.0][a.1].len() == 0;
[INFO] [stdout]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `first_empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondEmpty` should have a snake case name
[INFO] [stdout]    --> src/main.rs:985:9
[INFO] [stdout]     |
[INFO] [stdout] 985 |     let secondEmpty = keyboard[b.0][b.1].len() == 0;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: convert the identifier to snake case: `second_empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "dee2ce7f73c0552d0e7ed33b474f39cf881caf36861de975afe25371f669ff51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee2ce7f73c0552d0e7ed33b474f39cf881caf36861de975afe25371f669ff51", kill_on_drop: false }`
[INFO] [stdout] dee2ce7f73c0552d0e7ed33b474f39cf881caf36861de975afe25371f669ff51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e21690e1d427b3b495438f7763a2c9d7ee939ce78597318e74d8e50308542cb6
[INFO] running `Command { std: "docker" "start" "-a" "e21690e1d427b3b495438f7763a2c9d7ee939ce78597318e74d8e50308542cb6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]     --> src/main.rs:1161:5
[INFO] [stderr]      |
[INFO] [stderr] 1139 |       return;
[INFO] [stderr]      |       ------ any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 1161 | /     let russian_keyboards: Vec<(String, Keyboard)> = vec![
[INFO] [stderr] 1162 | |         // ("йцукен".to_string(), [
[INFO] [stderr] 1163 | |         //     vec![
[INFO] [stderr] 1164 | |         //         vec!['й', 'ф', 'я', 'ё'], 
[INFO] [stderr] ...    |
[INFO] [stderr] 1317 | |         ]),
[INFO] [stderr] 1318 | |     ];
[INFO] [stderr]      | |______^ unreachable statement
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bad_rolls`
[INFO] [stderr]    --> src/main.rs:974:9
[INFO] [stderr]     |
[INFO] [stderr] 974 |     let bad_rolls = all_bad_sum as f64 * bad_rolls;
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bad_rolls`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `KladenetsKeyboard`
[INFO] [stderr]   --> src/main.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | type KladenetsKeyboard = [Vec<char>; 2];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_russian_file_to_string`
[INFO] [stderr]    --> src/main.rs:201:4
[INFO] [stderr]     |
[INFO] [stderr] 201 | fn read_russian_file_to_string(s: &str) -> String {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `delete_html_tags`
[INFO] [stderr]    --> src/main.rs:216:4
[INFO] [stderr]     |
[INFO] [stderr] 216 | fn delete_html_tags(s: String) -> String {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `delete_non_russian_letters`
[INFO] [stderr]    --> src/main.rs:221:4
[INFO] [stderr]     |
[INFO] [stderr] 221 | fn delete_non_russian_letters(s: String) -> String {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `delete_non_english_letters`
[INFO] [stderr]    --> src/main.rs:226:4
[INFO] [stderr]     |
[INFO] [stderr] 226 | fn delete_non_english_letters(s: String) -> String {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_books_in_dir`
[INFO] [stderr]    --> src/main.rs:231:4
[INFO] [stderr]     |
[INFO] [stderr] 231 | fn read_books_in_dir(dir: String, words: &mut HashMap<String, usize>, is_russian: bool) {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_books`
[INFO] [stderr]    --> src/main.rs:261:4
[INFO] [stderr]     |
[INFO] [stderr] 261 | fn read_books(dir: String, out: String, is_russian: bool) {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cut_statistics`
[INFO] [stderr]    --> src/main.rs:313:4
[INFO] [stderr]     |
[INFO] [stderr] 313 | fn cut_statistics(stats: &Vec<WordStatistic>, size: usize) -> Vec<WordStatistic> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sort_words_hashmap`
[INFO] [stderr]    --> src/main.rs:350:4
[INFO] [stderr]     |
[INFO] [stderr] 350 | fn sort_words_hashmap(hashmap: &HashMap<String, usize>) -> Vec<(String, usize)> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `select_best_rolls`
[INFO] [stderr]    --> src/main.rs:671:4
[INFO] [stderr]     |
[INFO] [stderr] 671 | fn select_best_rolls(rolls: &Vec<RollSplitted>) -> RollSplitted {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `eval_one_handed_kladenets`
[INFO] [stderr]    --> src/main.rs:779:4
[INFO] [stderr]     |
[INFO] [stderr] 779 | fn eval_one_handed_kladenets(kb: &KladenetsKeyboard, stats: &Vec<WordStatistic>) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mutate`
[INFO] [stderr]    --> src/main.rs:853:4
[INFO] [stderr]     |
[INFO] [stderr] 853 | fn mutate(mut keyboard: KladenetsKeyboard, rng: &mut rand::rngs::ThreadRng) -> KladenetsKeyboard {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `manymutate`
[INFO] [stderr]    --> src/main.rs:882:4
[INFO] [stderr]     |
[INFO] [stderr] 882 | fn manymutate(mut keyboard: KladenetsKeyboard, rng: &mut rand::rngs::ThreadRng) -> KladenetsKeyboard {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_optimal_kladenets_layout`
[INFO] [stderr]    --> src/main.rs:889:4
[INFO] [stderr]     |
[INFO] [stderr] 889 | fn find_optimal_kladenets_layout(stats: &Vec<WordStatistic>) -> (KladenetsKeyboard, f64) {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_vowels`
[INFO] [stderr]    --> src/main.rs:929:4
[INFO] [stderr]     |
[INFO] [stderr] 929 | fn count_vowels() {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `eval_kladenets_misc`
[INFO] [stderr]    --> src/main.rs:948:4
[INFO] [stderr]     |
[INFO] [stderr] 948 | fn eval_kladenets_misc() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_good_rolls_percent`
[INFO] [stderr]    --> src/main.rs:968:4
[INFO] [stderr]     |
[INFO] [stderr] 968 | fn count_good_rolls_percent(creature_keyboard: &Keyboard, evolution_stats: &Vec<WordStatistic>) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `KeyboardPos`
[INFO] [stderr]    --> src/main.rs:981:8
[INFO] [stderr]     |
[INFO] [stderr] 981 | struct KeyboardPos (usize, usize, usize);
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `swap`
[INFO] [stderr]    --> src/main.rs:983:4
[INFO] [stderr]     |
[INFO] [stderr] 983 | fn swap(keyboard: &mut Keyboard, a: KeyboardPos, b: KeyboardPos) {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stole`
[INFO] [stderr]    --> src/main.rs:999:4
[INFO] [stderr]     |
[INFO] [stderr] 999 | fn stole(keyboard: &mut Keyboard, from: KeyboardPos, to: KeyboardPos) {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gen_random_keyboard_pos`
[INFO] [stderr]     --> src/main.rs:1004:4
[INFO] [stderr]      |
[INFO] [stderr] 1004 | fn gen_random_keyboard_pos(keyboard: &Keyboard, rng: &mut rand::rngs::ThreadRng) -> KeyboardPos {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mutate_keyboard`
[INFO] [stderr]     --> src/main.rs:1012:4
[INFO] [stderr]      |
[INFO] [stderr] 1012 | fn mutate_keyboard(keyboard: &Keyboard, rng: &mut rand::rngs::ThreadRng) -> Keyboard {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calc_best_rolls_layout_by_evolution`
[INFO] [stderr]     --> src/main.rs:1023:4
[INFO] [stderr]      |
[INFO] [stderr] 1023 | fn calc_best_rolls_layout_by_evolution(creature_keyboard: &Keyboard, evolution_stats: &Vec<WordStatistic>) {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calc_best_rolls_layout`
[INFO] [stderr]     --> src/main.rs:1062:4
[INFO] [stderr]      |
[INFO] [stderr] 1062 | fn calc_best_rolls_layout() {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `populationSize` should have a snake case name
[INFO] [stderr]    --> src/main.rs:894:9
[INFO] [stderr]     |
[INFO] [stderr] 894 |     let populationSize = 50;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `population_size`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `evolutionsCount` should have a snake case name
[INFO] [stderr]    --> src/main.rs:896:9
[INFO] [stderr]     |
[INFO] [stderr] 896 |     let evolutionsCount = 5;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `evolutions_count`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bestCount` should have a snake case name
[INFO] [stderr]    --> src/main.rs:897:9
[INFO] [stderr]     |
[INFO] [stderr] 897 |     let bestCount = 5;
[INFO] [stderr]     |         ^^^^^^^^^ help: convert the identifier to snake case: `best_count`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bestChildrenCount` should have a snake case name
[INFO] [stderr]    --> src/main.rs:898:9
[INFO] [stderr]     |
[INFO] [stderr] 898 |     let bestChildrenCount = populationSize/bestCount - 1;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `best_children_count`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `evaledPopulation` should have a snake case name
[INFO] [stderr]    --> src/main.rs:909:21
[INFO] [stderr]     |
[INFO] [stderr] 909 | ...   let mut evaledPopulation: Vec<(KladenetsKeyboard, f64)> = population.iter().map(|k| (k.clone(), eval_one_handed_kladenets(k, &stats...
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `evaled_population`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `firstEmpty` should have a snake case name
[INFO] [stderr]    --> src/main.rs:984:9
[INFO] [stderr]     |
[INFO] [stderr] 984 |     let firstEmpty = keyboard[a.0][a.1].len() == 0;
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `first_empty`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `secondEmpty` should have a snake case name
[INFO] [stderr]    --> src/main.rs:985:9
[INFO] [stderr]     |
[INFO] [stderr] 985 |     let secondEmpty = keyboard[b.0][b.1].len() == 0;
[INFO] [stderr]     |         ^^^^^^^^^^^ help: convert the identifier to snake case: `second_empty`
[INFO] [stderr] 
[INFO] [stderr] warning: `keyboard-layout-statistics-counter` (bin "keyboard-layout-statistics-counter" test) generated 33 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/keyboard_layout_statistics_counter-4c0788325554bfbe)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e21690e1d427b3b495438f7763a2c9d7ee939ce78597318e74d8e50308542cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21690e1d427b3b495438f7763a2c9d7ee939ce78597318e74d8e50308542cb6", kill_on_drop: false }`
[INFO] [stdout] e21690e1d427b3b495438f7763a2c9d7ee939ce78597318e74d8e50308542cb6