[INFO] cloning repository https://github.com/Jaime-alv/codewars_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jaime-alv/codewars_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaime-alv%2Fcodewars_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaime-alv%2Fcodewars_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f43b20575c2cddbd407601765d04858c65274784 [INFO] testing Jaime-alv/codewars_rust against beta-2026-04-21 for beta-1.96-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaime-alv%2Fcodewars_rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Jaime-alv/codewars_rust [INFO] finished tweaking git repo https://github.com/Jaime-alv/codewars_rust [INFO] tweaked toml for git repo https://github.com/Jaime-alv/codewars_rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Jaime-alv/codewars_rust on toolchain beta-2026-04-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Jaime-alv/codewars_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c62fb3d5ba172486f6a1819a7a3110e7b5f73723db8a6b0a37a20cea7e5a155b [INFO] running `Command { std: "docker" "start" "-a" "c62fb3d5ba172486f6a1819a7a3110e7b5f73723db8a6b0a37a20cea7e5a155b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c62fb3d5ba172486f6a1819a7a3110e7b5f73723db8a6b0a37a20cea7e5a155b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c62fb3d5ba172486f6a1819a7a3110e7b5f73723db8a6b0a37a20cea7e5a155b", kill_on_drop: false }` [INFO] [stdout] c62fb3d5ba172486f6a1819a7a3110e7b5f73723db8a6b0a37a20cea7e5a155b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 23f108c5f4acc5d4b35b77e56f74673d98daa667a8e3035d6ccafdfdb964ca03 [INFO] running `Command { std: "docker" "start" "-a" "23f108c5f4acc5d4b35b77e56f74673d98daa667a8e3035d6ccafdfdb964ca03", kill_on_drop: false }` [INFO] [stderr] Compiling once_cell v1.17.1 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling codewars_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/kyu7/median.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | list[(list.len()/2)] [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - list[(list.len()/2)] [INFO] [stdout] 11 + list[list.len()/2] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::Index` [INFO] [stdout] --> src/kyu6/character_with_longest_repetition.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{ops::Index, collections::HashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_divisible` is never used [INFO] [stdout] --> src/kyu8/divisible_by.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn is_divisible(n: u32, x: u32, y: u32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `even_or_odd` is never used [INFO] [stdout] --> src/kyu8/even_or_odd.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn even_or_odd(n: i32) -> &'static str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `if_else_even_or_odd` is never used [INFO] [stdout] --> src/kyu8/even_or_odd.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn if_else_even_or_odd(n: i32) -> &'static str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_length` is never used [INFO] [stdout] --> src/kyu8/add_length.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn add_length(s: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_length_solution` is never used [INFO] [stdout] --> src/kyu8/add_length.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn add_length_solution(s: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_boolean` is never used [INFO] [stdout] --> src/kyu8/parse_boolean.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn parse_boolean(b: bool) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `no_space` is never used [INFO] [stdout] --> src/kyu8/remove_string_spaces.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | fn no_space(x : String) -> String{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fix_string_case` is never used [INFO] [stdout] --> src/kyu7/fix_string_case.rs:14:15 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) fn fix_string_case(s: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/kyu7/fix_string_case.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn solve(s: &str) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sort_by_area` is never used [INFO] [stdout] --> src/kyu7/sort_by_area.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn sort_by_area(seq: &[Either<(f64, f64), f64>]) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_area` is never used [INFO] [stdout] --> src/kyu7/sort_by_area.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn calculate_area(object: &Either<(f64, f64), f64>) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dotest` is never used [INFO] [stdout] --> src/kyu7/sort_by_area.rs:29:4 [INFO] [stdout] | [INFO] [stdout] 29 | fn dotest(seq: &[Either<(f64, f64), f64>], expected: &[Either<(f64, f64), f64>]) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sort_by_last_char` is never used [INFO] [stdout] --> src/kyu7/sort_by_last_char.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn sort_by_last_char(x: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `two_oldest_ages` is never used [INFO] [stdout] --> src/kyu7/two_oldest_ages.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn two_oldest_ages(ages: &[u8]) -> [u8; 2] { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `median_function` is never used [INFO] [stdout] --> src/kyu7/median.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn median_function(list: &[i32]) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Mixed` is never used [INFO] [stdout] --> src/kyu7/divide_and_conquer.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | enum Mixed<'a> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `divide_and_conquer` is never used [INFO] [stdout] --> src/kyu7/divide_and_conquer.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn divide_and_conquer(list: &[Mixed]) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `div_con` is never used [INFO] [stdout] --> src/kyu7/divide_and_conquer.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn div_con(arr: &[Either]) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_nato` is never used [INFO] [stdout] --> src/kyu6/if_you_can_read_this.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn to_nato(words: &str) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `counter_letters` is never used [INFO] [stdout] --> src/kyu6/character_with_longest_repetition.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn counter_letters(s: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rotate` is never used [INFO] [stdout] --> src/kyu6/all_star_code_challenge.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn rotate(s: &str) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `helper` is never used [INFO] [stdout] --> src/kyu6/all_star_code_challenge.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn helper(word: &str, mut tmp: Vec, i: usize) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `last_char` is never used [INFO] [stdout] --> src/kyu6/all_star_code_challenge.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn last_char(word: &str) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rotate_one_liner` is never used [INFO] [stdout] --> src/kyu6/all_star_code_challenge.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn rotate_one_liner(s: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "23f108c5f4acc5d4b35b77e56f74673d98daa667a8e3035d6ccafdfdb964ca03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23f108c5f4acc5d4b35b77e56f74673d98daa667a8e3035d6ccafdfdb964ca03", kill_on_drop: false }` [INFO] [stdout] 23f108c5f4acc5d4b35b77e56f74673d98daa667a8e3035d6ccafdfdb964ca03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 587f715009122dce9dc7ab102306639d9b78a55bc36ea7c9bd0cf162b0265553 [INFO] running `Command { std: "docker" "start" "-a" "587f715009122dce9dc7ab102306639d9b78a55bc36ea7c9bd0cf162b0265553", kill_on_drop: false }` [INFO] [stderr] Compiling codewars_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/kyu7/median.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | list[(list.len()/2)] [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - list[(list.len()/2)] [INFO] [stdout] 11 + list[list.len()/2] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::Index` [INFO] [stdout] --> src/kyu6/character_with_longest_repetition.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{ops::Index, collections::HashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `if_else_even_or_odd` is never used [INFO] [stdout] --> src/kyu8/even_or_odd.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn if_else_even_or_odd(n: i32) -> &'static str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_length_solution` is never used [INFO] [stdout] --> src/kyu8/add_length.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn add_length_solution(s: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/kyu7/fix_string_case.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn solve(s: &str) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sort_by_last_char` is never used [INFO] [stdout] --> src/kyu7/sort_by_last_char.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn sort_by_last_char(x: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `counter_letters` is never used [INFO] [stdout] --> src/kyu6/character_with_longest_repetition.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn counter_letters(s: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rotate_one_liner` is never used [INFO] [stdout] --> src/kyu6/all_star_code_challenge.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn rotate_one_liner(s: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "587f715009122dce9dc7ab102306639d9b78a55bc36ea7c9bd0cf162b0265553", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "587f715009122dce9dc7ab102306639d9b78a55bc36ea7c9bd0cf162b0265553", kill_on_drop: false }` [INFO] [stdout] 587f715009122dce9dc7ab102306639d9b78a55bc36ea7c9bd0cf162b0265553 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d8f3fdbf3596298d1789ae045cc0436653fdf46d7f88302ef425539fd53376df [INFO] running `Command { std: "docker" "start" "-a" "d8f3fdbf3596298d1789ae045cc0436653fdf46d7f88302ef425539fd53376df", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around index expression [INFO] [stderr] --> src/kyu7/median.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | list[(list.len()/2)] [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 11 - list[(list.len()/2)] [INFO] [stderr] 11 + list[list.len()/2] [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `ops::Index` [INFO] [stderr] --> src/kyu6/character_with_longest_repetition.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{ops::Index, collections::HashMap}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `if_else_even_or_odd` is never used [INFO] [stderr] --> src/kyu8/even_or_odd.rs:8:4 [INFO] [stderr] | [INFO] [stderr] 8 | fn if_else_even_or_odd(n: i32) -> &'static str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `add_length_solution` is never used [INFO] [stderr] --> src/kyu8/add_length.rs:21:4 [INFO] [stderr] | [INFO] [stderr] 21 | fn add_length_solution(s: &str) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `solve` is never used [INFO] [stderr] --> src/kyu7/fix_string_case.rs:27:4 [INFO] [stderr] | [INFO] [stderr] 27 | fn solve(s: &str) -> String { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `sort_by_last_char` is never used [INFO] [stderr] --> src/kyu7/sort_by_last_char.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn sort_by_last_char(x: &str) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `counter_letters` is never used [INFO] [stderr] --> src/kyu6/character_with_longest_repetition.rs:25:4 [INFO] [stderr] | [INFO] [stderr] 25 | fn counter_letters(s: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `rotate_one_liner` is never used [INFO] [stderr] --> src/kyu6/all_star_code_challenge.rs:44:4 [INFO] [stderr] | [INFO] [stderr] 44 | fn rotate_one_liner(s: &str) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `codewars_rust` (bin "codewars_rust" test) generated 8 warnings (run `cargo fix --bin "codewars_rust" -p codewars_rust --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/codewars_rust-d29526bbc5528547) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test kyu6::all_star_code_challenge::test_all_star_code::test_kata_example ... ok [INFO] [stdout] test kyu6::all_star_code_challenge::test_all_star_code::test_order ... ok [INFO] [stdout] test kyu6::character_with_longest_repetition::test_longest_repetition ... ok [INFO] [stdout] test kyu6::all_star_code_challenge::test_all_star_code::basic_test ... ok [INFO] [stdout] test kyu6::if_you_can_read_this::examples ... ok [INFO] [stdout] test kyu6::if_you_can_read_this::test_nato_dictionary ... ok [INFO] [stdout] test kyu7::divide_and_conquer::tests::fixed_tests ... ok [INFO] [stdout] test kyu7::divide_and_conquer::tests::test_local ... ok [INFO] [stdout] test kyu7::fix_string_case::test_string_case ... ok [INFO] [stdout] test kyu7::sort_by_area::fixed_tests ... ok [INFO] [stdout] test kyu7::two_oldest_ages::test_two_oldest_ages ... ok [INFO] [stdout] test kyu8::divisible_by::basic_tests ... ok [INFO] [stdout] test kyu7::median::check_median ... ok [INFO] [stdout] test kyu8::even_or_odd::returns_expected ... ok [INFO] [stdout] test kyu8::add_length::test_add_length ... ok [INFO] [stdout] test kyu8::divisible_by::test_divisible_by ... ok [INFO] [stdout] test kyu8::parse_boolean::test_boolean ... ok [INFO] [stdout] test kyu8::remove_string_spaces::returns_expected ... ok [INFO] [stdout] test kyu8::multiply::test_multiply ... ok [INFO] [stdout] test kyu7::median::check_mode_value ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- kyu7::median::check_mode_value stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'kyu7::median::check_mode_value' (27) panicked at src/kyu7/median.rs:29:5: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: 2 [INFO] [stdout] right: 0 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x60d607eabbda - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x60d607eabbda - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x60d607eabbda - std[128c3efe2914e152]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x60d607eabbda - <::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x60d607ec112a - ::fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x60d607ec112a - core[6771d259883166e6]::fmt::write [INFO] [stdout] 6: 0x60d607eb0452 - std[128c3efe2914e152]::io::default_write_fmt::> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11 [INFO] [stdout] 7: 0x60d607eb0452 - as std[128c3efe2914e152]::io::Write>::write_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13 [INFO] [stdout] 8: 0x60d607e8abef - ::print [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x60d607e8abef - std[128c3efe2914e152]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x60d607ea3eb9 - std[128c3efe2914e152]::panicking::default_hook [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x60d607e3fccc - core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9 [INFO] [stdout] 12: 0x60d607e3fccc - test[b137923399915ecf]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x60d607ea4072 - core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9 [INFO] [stdout] 14: 0x60d607ea4072 - std[128c3efe2914e152]::panicking::panic_with_hook [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x60d607e8aca8 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x60d607e7feb9 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x60d607e8b9bd - __rustc[752cc74e29381ccc]::rust_begin_unwind [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x60d607ec18bc - core[6771d259883166e6]::panicking::panic_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x60d607ec1773 - core[6771d259883166e6]::panicking::assert_failed_inner [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:439:17 [INFO] [stdout] 20: 0x60d607e7f445 - core[6771d259883166e6]::panicking::assert_failed:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:394:5 [INFO] [stdout] 21: 0x60d607e159aa - codewars_rust::kyu7::median::check_mode_value::h3357f55fea375586 [INFO] [stdout] at /opt/rustwide/workdir/src/kyu7/median.rs:29:5 [INFO] [stdout] 22: 0x60d607e15a27 - codewars_rust::kyu7::median::check_mode_value::{{closure}}::ha96169ebdfa3a6a1 [INFO] [stdout] at /opt/rustwide/workdir/src/kyu7/median.rs:27:22 [INFO] [stdout] 23: 0x60d607e1d866 - core::ops::function::FnOnce::call_once::h08ac768e8a5031aa [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x60d607e33dcb - core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x60d607e33dcb - test[b137923399915ecf]::__rust_begin_short_backtrace::, fn() -> core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x60d607e4079b - test[b137923399915ecf]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x60d607e4079b - as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 28: 0x60d607e4079b - std[128c3efe2914e152]::panicking::catch_unwind::do_call::, core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x60d607e4079b - std[128c3efe2914e152]::panicking::catch_unwind::, core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x60d607e4079b - std[128c3efe2914e152]::panic::catch_unwind::, core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x60d607e4079b - test[b137923399915ecf]::run_test_in_process [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x60d607e4079b - test[b137923399915ecf]::run_test::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x60d607e3abf4 - test[b137923399915ecf]::run_test::{closure#1} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x60d607e3abf4 - std[128c3efe2914e152]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x60d607e433a2 - std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x60d607e433a2 - ::{closure#1}::{closure#0}> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 37: 0x60d607e433a2 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x60d607e433a2 - std[128c3efe2914e152]::panicking::catch_unwind::<(), core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x60d607e433a2 - std[128c3efe2914e152]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x60d607e433a2 - std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x60d607e433a2 - ::{closure#1} as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x60d607eab4bf - + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2249:9 [INFO] [stdout] 43: 0x60d607eab4bf - ::new::thread_start [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 44: 0x7e9d22023aa4 - [INFO] [stdout] 45: 0x7e9d220b0a64 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] kyu7::median::check_mode_value [INFO] [stdout] [INFO] [stdout] test result: FAILED. 19 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin codewars_rust` [INFO] running `Command { std: "docker" "inspect" "d8f3fdbf3596298d1789ae045cc0436653fdf46d7f88302ef425539fd53376df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8f3fdbf3596298d1789ae045cc0436653fdf46d7f88302ef425539fd53376df", kill_on_drop: false }` [INFO] [stdout] d8f3fdbf3596298d1789ae045cc0436653fdf46d7f88302ef425539fd53376df