[INFO] cloning repository https://github.com/IndianBoy42/codewars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IndianBoy42/codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIndianBoy42%2Fcodewars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIndianBoy42%2Fcodewars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 184edd3ca283bf7a3f920630442310fff46c5ea0
[INFO] checking IndianBoy42/codewars against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIndianBoy42%2Fcodewars" "/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/IndianBoy42/codewars on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IndianBoy42/codewars
[INFO] finished tweaking git repo https://github.com/IndianBoy42/codewars
[INFO] tweaked toml for git repo https://github.com/IndianBoy42/codewars written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/IndianBoy42/codewars already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29481eb9be623eb6389e25a7a93b354b90ccad81c1087ec73ef342106685fcda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "29481eb9be623eb6389e25a7a93b354b90ccad81c1087ec73ef342106685fcda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29481eb9be623eb6389e25a7a93b354b90ccad81c1087ec73ef342106685fcda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29481eb9be623eb6389e25a7a93b354b90ccad81c1087ec73ef342106685fcda", kill_on_drop: false }`
[INFO] [stdout] 29481eb9be623eb6389e25a7a93b354b90ccad81c1087ec73ef342106685fcda
[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=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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6296a099b296162323a93ef671b161a009f6119c3f8d85a63dda4be91a6d6230
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6296a099b296162323a93ef671b161a009f6119c3f8d85a63dda4be91a6d6230", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/going_to_zero_inf.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             (actual.abs() <= merr)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/going_to_zero_inf.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             ((actual - expected).abs() / expected <= merr)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encoded`
[INFO] [stdout]   --> src/decode_morse.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn decode_bits(&self, encoded: &str) -> String {
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encoded`
[INFO] [stdout]   --> src/decode_morse.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn decode_morse(&self, encoded: &str) -> String {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `swap_lt`
[INFO] [stdout]  --> src/sq_in_rect.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn swap_lt(a: i32, b: i32) -> (i32, i32) {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sq_in_rect`
[INFO] [stdout]  --> src/sq_in_rect.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn sq_in_rect(length: i32, width: i32) -> Option<Vec<i32>> {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sq_in_rect2`
[INFO] [stdout]   --> src/sq_in_rect.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn sq_in_rect2(length: i32, width: i32) -> Option<Vec<i32>> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `testing`
[INFO] [stdout]   --> src/sq_in_rect.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn testing(lng: i32, wdth: i32, exp: Option<Vec<i32>>) -> () {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `nth_odd`
[INFO] [stdout]  --> src/row_sum_odd_numbers.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn nth_odd(n: i64) -> i64 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `row_sum_odd_numbers2`
[INFO] [stdout]  --> src/row_sum_odd_numbers.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn row_sum_odd_numbers2(n: i64) -> i64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_n_even_numbers`
[INFO] [stdout]  --> src/row_sum_odd_numbers.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn sum_n_even_numbers(n: i64) -> i64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `row_sum_odd_numbers`
[INFO] [stdout]   --> src/row_sum_odd_numbers.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn row_sum_odd_numbers(n: i64) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `duplicate_encode`
[INFO] [stdout]  --> src/duplicate_encode.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn duplicate_encode(word: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rot`
[INFO] [stdout]  --> src/play_pass.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn rot(ch: u8, base: u8, len: u8, n: u8) -> u8 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `play_pass`
[INFO] [stdout]  --> src/play_pass.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn play_pass(s: &str, n: u32) -> String {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `order`
[INFO] [stdout]  --> src/order.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn order(sentence: &str) -> String {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `digits`
[INFO] [stdout]  --> src/num_as_roman.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn digits(num: i32) -> [i32; 10] {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `num_as_roman`
[INFO] [stdout]   --> src/num_as_roman.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn num_as_roman(num: i32) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sheldon`
[INFO] [stdout]  --> src/who_is_next.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Sheldon,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Leonard`
[INFO] [stdout]  --> src/who_is_next.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Leonard,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Penny`
[INFO] [stdout]  --> src/who_is_next.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Penny,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Rajesh`
[INFO] [stdout]  --> src/who_is_next.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Rajesh,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Howard`
[INFO] [stdout]  --> src/who_is_next.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Howard,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Names`
[INFO] [stdout]   --> src/who_is_next.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | type Names = Vec<Name>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generation`
[INFO] [stdout]   --> src/who_is_next.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn generation(n: usize) -> (usize, usize, usize) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `who_is_next`
[INFO] [stdout]   --> src/who_is_next.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn who_is_next(_names: &Names, n: usize) -> Name {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `encrypt_this`
[INFO] [stdout]  --> src/encrypt_this.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn encrypt_this(text: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `range_extraction`
[INFO] [stdout]  --> src/range_extraction.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub fn range_extraction(a: &[i32]) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decompose`
[INFO] [stdout]  --> src/decompose.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn decompose(n: i64) -> Option<Vec<i64>> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `testing`
[INFO] [stdout]   --> src/decompose.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn testing(n: i64, exp: Option<Vec<i64>>) -> () {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rgb`
[INFO] [stdout]  --> src/rgb_to_hex.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn rgb(r: i32, g: i32, b: i32) -> String {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prod_merge`
[INFO] [stdout]  --> src/integer_partitions.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn prod_merge(a: BTreeSet<i64>, b: &BTreeSet<i64>) -> BTreeSet<i64> {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prod_one`
[INFO] [stdout]   --> src/integer_partitions.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn prod_one(v: &Vec<BTreeSet<i64>>, n: i64) -> BTreeSet<i64> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prod`
[INFO] [stdout]   --> src/integer_partitions.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn prod(n: i64) -> Vec<i64> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part`
[INFO] [stdout]   --> src/integer_partitions.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn part(n: i64) -> String {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `doubles`
[INFO] [stdout]  --> src/magnet_particules.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn doubles(maxk: i32, maxn: i32) -> f64 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MorseDecoder`
[INFO] [stdout]  --> src/decode_morse.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct MorseDecoder;
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/decode_morse.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn new() -> MorseDecoder {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decode_bits`
[INFO] [stdout]   --> src/decode_morse.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn decode_bits(&self, encoded: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decode_morse`
[INFO] [stdout]   --> src/decode_morse.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn decode_morse(&self, encoded: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Sudoku`
[INFO] [stdout]  --> src/validate_sudoku.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Sudoku {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]  --> src/validate_sudoku.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn is_valid(&self) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `snail`
[INFO] [stdout]  --> src/snail.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn snail(matrix: &[Vec<i32>]) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rolldice_sum_prob`
[INFO] [stdout]  --> src/rolldice_sum_prob.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn rolldice_sum_prob(sum: i32, dice_amount: i32) -> f64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_fuzzy_eq`
[INFO] [stdout]   --> src/rolldice_sum_prob.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn assert_fuzzy_eq(actual: f64, expected: f64, eps: f64) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rectangle_rotation`
[INFO] [stdout]  --> src/rectangle_rotation.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn rectangle_rotation(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dbl_linear`
[INFO] [stdout]  --> src/twice_linear.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn dbl_linear(n: u32) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `zeroes`
[INFO] [stdout]  --> src/factorial_tail.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn zeroes(base: i32, number: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `going1`
[INFO] [stdout]  --> src/going_to_zero_inf.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn going1(n: i32) -> f64 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `going`
[INFO] [stdout]   --> src/going_to_zero_inf.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn going(n: i32) -> f64 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `remove_nb`
[INFO] [stdout]  --> src/remove_nb.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn remove_nb(m: i32) -> Vec<(i32, i32)> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `testing`
[INFO] [stdout]   --> src/remove_nb.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn testing(n: i32, exp: Vec<(i32, i32)>) -> () {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/rolldice_sum_prob.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         format!("Expected {}, but got {}", expected, actual)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 26 |         "Expected {}, but got {}", expected, actual
[INFO] [stdout]    |        --                                         --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `S` should have a snake case name
[INFO] [stdout]   --> src/magnet_particules.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn S(k: i32, n: i32) -> f64 {
[INFO] [stdout]    |        ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encoded`
[INFO] [stdout]   --> src/decode_morse.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn decode_bits(&self, encoded: &str) -> String {
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encoded`
[INFO] [stdout]   --> src/decode_morse.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn decode_morse(&self, encoded: &str) -> String {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solid`
[INFO] [stdout]   --> src/bloxorz_solver.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let solid: HashSet<_> = map
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_solid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `queue`
[INFO] [stdout]   --> src/bloxorz_solver.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let queue = BinaryHeap::<(i32, State)>::new();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_queue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sq_in_rect2`
[INFO] [stdout]   --> src/sq_in_rect.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn sq_in_rect2(length: i32, width: i32) -> Option<Vec<i32>> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `row_sum_odd_numbers2`
[INFO] [stdout]  --> src/row_sum_odd_numbers.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn row_sum_odd_numbers2(n: i64) -> i64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `North`
[INFO] [stdout]  --> src/bloxorz_solver.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         North,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `South`
[INFO] [stdout]  --> src/bloxorz_solver.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         South,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `East`
[INFO] [stdout]  --> src/bloxorz_solver.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         East,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `West`
[INFO] [stdout]   --> src/bloxorz_solver.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         West,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `North`
[INFO] [stdout]   --> src/bloxorz_solver.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         North,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `East`
[INFO] [stdout]   --> src/bloxorz_solver.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         East,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `One`
[INFO] [stdout]   --> src/bloxorz_solver.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         One(usize, usize),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Two`
[INFO] [stdout]   --> src/bloxorz_solver.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         Two(usize, usize, Lying),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `base`
[INFO] [stdout]   --> src/bloxorz_solver.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |         fn base(self) -> (usize, usize) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `both`
[INFO] [stdout]   --> src/bloxorz_solver.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |         fn both(self) -> ((usize, usize), (usize, usize)) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `one`
[INFO] [stdout]   --> src/bloxorz_solver.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |         fn one(self) -> Option<(usize, usize)> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `two`
[INFO] [stdout]   --> src/bloxorz_solver.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |         fn two(self) -> Option<((usize, usize), (usize, usize))> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ok`
[INFO] [stdout]   --> src/bloxorz_solver.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |         fn ok(self, gnd: &HashSet<(usize, usize)>) -> bool {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `going1`
[INFO] [stdout]  --> src/going_to_zero_inf.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn going1(n: i32) -> f64 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/rolldice_sum_prob.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         format!("Expected {}, but got {}", expected, actual)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 26 |         "Expected {}, but got {}", expected, actual
[INFO] [stdout]    |        --                                         --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `S` should have a snake case name
[INFO] [stdout]   --> src/magnet_particules.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn S(k: i32, n: i32) -> f64 {
[INFO] [stdout]    |        ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "6296a099b296162323a93ef671b161a009f6119c3f8d85a63dda4be91a6d6230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6296a099b296162323a93ef671b161a009f6119c3f8d85a63dda4be91a6d6230", kill_on_drop: false }`
[INFO] [stdout] 6296a099b296162323a93ef671b161a009f6119c3f8d85a63dda4be91a6d6230