[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] checking optozorax/klrc against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptozorax%2Fklrc" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/optozorax/klrc on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "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-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb230f97148a5fa73ef747968a52471a3b1233c91ff631ba618630c411abf102
[INFO] running `Command { std: "docker" "start" "-a" "bb230f97148a5fa73ef747968a52471a3b1233c91ff631ba618630c411abf102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb230f97148a5fa73ef747968a52471a3b1233c91ff631ba618630c411abf102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb230f97148a5fa73ef747968a52471a3b1233c91ff631ba618630c411abf102", kill_on_drop: false }`
[INFO] [stdout] bb230f97148a5fa73ef747968a52471a3b1233c91ff631ba618630c411abf102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1472e46bdcbd2b2a4c9f0c6ced9779719314c94e5ce4fb670f62780b3e905daf
[INFO] running `Command { std: "docker" "start" "-a" "1472e46bdcbd2b2a4c9f0c6ced9779719314c94e5ce4fb670f62780b3e905daf", kill_on_drop: false }`
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking 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] ...    |
[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: 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] ...    |
[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: 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 `KladenetsKeyboard` is never used
[INFO] [stdout]   --> src/main.rs:85:6
[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: method `unparse0` is never used
[INFO] [stdout]    --> src/main.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | trait KeyboardParser {
[INFO] [stdout]     |       -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn unparse0(&self, p: &Presses) -> String;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_russian_file_to_string` is never used
[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 `delete_html_tags` is never used
[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 `delete_non_russian_letters` is never used
[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 `delete_non_english_letters` is never used
[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 `read_books_in_dir` is never used
[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 `read_books` is never used
[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 `cut_statistics` is never used
[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 `sort_words_hashmap` is never used
[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 `select_best_rolls` is never used
[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 `eval_one_handed_kladenets` is never used
[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 `mutate` is never used
[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 `manymutate` is never used
[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 `find_optimal_kladenets_layout` is never used
[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 `count_vowels` is never used
[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 `eval_kladenets_misc` is never used
[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 `count_good_rolls_percent` is never used
[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 `KeyboardPos` is never constructed
[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 `swap` is never used
[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 `stole` is never used
[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 `gen_random_keyboard_pos` is never used
[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 `mutate_keyboard` is never used
[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 `calc_best_rolls_layout_by_evolution` is never used
[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 `calc_best_rolls_layout` is never used
[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: type alias `KladenetsKeyboard` is never used
[INFO] [stdout]   --> src/main.rs:85:6
[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: method `unparse0` is never used
[INFO] [stdout]    --> src/main.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | trait KeyboardParser {
[INFO] [stdout]     |       -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn unparse0(&self, p: &Presses) -> String;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_russian_file_to_string` is never used
[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 `delete_html_tags` is never used
[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 `delete_non_russian_letters` is never used
[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 `delete_non_english_letters` is never used
[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 `read_books_in_dir` is never used
[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 `read_books` is never used
[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 `cut_statistics` is never used
[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 `sort_words_hashmap` is never used
[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 `select_best_rolls` is never used
[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 `eval_one_handed_kladenets` is never used
[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 `mutate` is never used
[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 `manymutate` is never used
[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 `find_optimal_kladenets_layout` is never used
[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 `count_vowels` is never used
[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 `eval_kladenets_misc` is never used
[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 `count_good_rolls_percent` is never used
[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 `KeyboardPos` is never constructed
[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 `swap` is never used
[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 `stole` is never used
[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 `gen_random_keyboard_pos` is never used
[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 `mutate_keyboard` is never used
[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 `calc_best_rolls_layout_by_evolution` is never used
[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 `calc_best_rolls_layout` is never used
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.52s
[INFO] running `Command { std: "docker" "inspect" "1472e46bdcbd2b2a4c9f0c6ced9779719314c94e5ce4fb670f62780b3e905daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1472e46bdcbd2b2a4c9f0c6ced9779719314c94e5ce4fb670f62780b3e905daf", kill_on_drop: false }`
[INFO] [stdout] 1472e46bdcbd2b2a4c9f0c6ced9779719314c94e5ce4fb670f62780b3e905daf