[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 nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaime-alv%2Fcodewars_rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jaime-alv/codewars_rust on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc2/source/Cargo.toml
[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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bf9d747b4014610db7f4e50b63aa44aeb5c1dc3c3de028ae5796a3203910435
[INFO] running `Command { std: "docker" "start" "-a" "4bf9d747b4014610db7f4e50b63aa44aeb5c1dc3c3de028ae5796a3203910435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bf9d747b4014610db7f4e50b63aa44aeb5c1dc3c3de028ae5796a3203910435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf9d747b4014610db7f4e50b63aa44aeb5c1dc3c3de028ae5796a3203910435", kill_on_drop: false }`
[INFO] [stdout] 4bf9d747b4014610db7f4e50b63aa44aeb5c1dc3c3de028ae5796a3203910435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6188972d0629aea665e305de55a2b2cb3721777eaa2f8ba3a9897f4edc33f968
[INFO] running `Command { std: "docker" "start" "-a" "6188972d0629aea665e305de55a2b2cb3721777eaa2f8ba3a9897f4edc33f968", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling once_cell v1.17.1
[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)]` 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)]` 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)]` 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<String> {
[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<String> {
[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<Either<(f64, f64), f64>> {
[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<String> {
[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, String>]) -> 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<String> {
[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<String>, i: usize) -> Vec<String> {
[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<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "6188972d0629aea665e305de55a2b2cb3721777eaa2f8ba3a9897f4edc33f968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6188972d0629aea665e305de55a2b2cb3721777eaa2f8ba3a9897f4edc33f968", kill_on_drop: false }`
[INFO] [stdout] 6188972d0629aea665e305de55a2b2cb3721777eaa2f8ba3a9897f4edc33f968
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 472d23e8ccb846a4155bb77b1773a640c1db6546370dc122ac9d0c8913013c2a
[INFO] running `Command { std: "docker" "start" "-a" "472d23e8ccb846a4155bb77b1773a640c1db6546370dc122ac9d0c8913013c2a", 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)]` 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)]` 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)]` 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<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_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<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_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<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "472d23e8ccb846a4155bb77b1773a640c1db6546370dc122ac9d0c8913013c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "472d23e8ccb846a4155bb77b1773a640c1db6546370dc122ac9d0c8913013c2a", kill_on_drop: false }`
[INFO] [stdout] 472d23e8ccb846a4155bb77b1773a640c1db6546370dc122ac9d0c8913013c2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 817684f065c7eca9bc3c79a54d28673fd4174ee00cf0add3ac01e910e70af1ec
[INFO] running `Command { std: "docker" "start" "-a" "817684f065c7eca9bc3c79a54d28673fd4174ee00cf0add3ac01e910e70af1ec", 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)]` 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)]` 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)]` 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<String> {
[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<String> {
[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<String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `codewars_rust` (bin "codewars_rust" test) generated 8 warnings (run `cargo fix --bin "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-56cd1bf67ba03677)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test kyu6::all_star_code_challenge::test_all_star_code::basic_test ... 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::median::check_median ... ok
[INFO] [stdout] test kyu7::two_oldest_ages::test_two_oldest_ages ... ok
[INFO] [stdout] test kyu7::divide_and_conquer::tests::fixed_tests ... ok
[INFO] [stdout] test kyu8::add_length::test_add_length ... ok
[INFO] [stdout] test kyu6::if_you_can_read_this::examples ... 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 kyu7::sort_by_area::fixed_tests ... ok
[INFO] [stdout] test kyu8::divisible_by::test_divisible_by ... ok
[INFO] [stdout] test kyu8::divisible_by::basic_tests ... ok
[INFO] [stdout] test kyu8::even_or_odd::returns_expected ... ok
[INFO] [stdout] test kyu8::multiply::test_multiply ... ok
[INFO] [stdout] test kyu8::parse_boolean::test_boolean ... ok
[INFO] [stdout] test kyu8::remove_string_spaces::returns_expected ... ok
[INFO] [stdout] test kyu6::if_you_can_read_this::test_nato_dictionary ... ok
[INFO] [stdout] test kyu6::all_star_code_challenge::test_all_star_code::test_kata_example ... 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' 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:     0x64ce55d6e13a - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x64ce55d6e13a - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x64ce55d6e13a - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x64ce55d6e13a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x64ce55d97133 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x64ce55d97133 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stdout]    6:     0x64ce55d6ac93 - std::io::Write::write_fmt::hab1b4cd059a79022
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stdout]    7:     0x64ce55d6df82 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x64ce55d6f55f - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stdout]    9:     0x64ce55d6f378 - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:322:9
[INFO] [stdout]   10:     0x64ce55d36963 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdb53814c496a4d34
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   11:     0x64ce55d36963 - test::test_main::{{closure}}::hc0a4963c59427c24
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x64ce55d70053 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h591b2225413a77e9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   13:     0x64ce55d70053 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:839:13
[INFO] [stdout]   14:     0x64ce55d6fd0a - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:704:13
[INFO] [stdout]   15:     0x64ce55d6e639 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   16:     0x64ce55d6f99d - rust_begin_unwind
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stdout]   17:     0x64ce55d95760 - core::panicking::panic_fmt::h9e7c637e9e5f29c9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:75:14
[INFO] [stdout]   18:     0x64ce55d95b52 - core::panicking::assert_failed_inner::h538bec7c1374cd9c
[INFO] [stdout]   19:     0x64ce55d4dd9c - core::panicking::assert_failed::hd02c0d569d89af5b
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:364:5
[INFO] [stdout]   20:     0x64ce55cf7223 - codewars_rust::kyu7::median::check_mode_value::hfde9b6e7db5552e4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu7/median.rs:29:5
[INFO] [stdout]   21:     0x64ce55cf7127 - codewars_rust::kyu7::median::check_mode_value::{{closure}}::h0e5af88ae5350b43
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu7/median.rs:27:22
[INFO] [stdout]   22:     0x64ce55cdcc46 - core::ops::function::FnOnce::call_once::h60d91953bd7adc1f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x64ce55d3c0bb - core::ops::function::FnOnce::call_once::he27718dfdd183f43
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x64ce55d3c0bb - test::__rust_begin_short_backtrace::h4e84902998457a5d
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:632:18
[INFO] [stdout]   25:     0x64ce55d3aff3 - test::run_test_in_process::{{closure}}::h7176fd18fc1feca0
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:60
[INFO] [stdout]   26:     0x64ce55d3aff3 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf79cff2a624d8cf7
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x64ce55d3aff3 - std::panicking::try::do_call::h3da0561d9ab99c25
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   28:     0x64ce55d3aff3 - std::panicking::try::h41c9fa508bc61df6
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   29:     0x64ce55d3aff3 - std::panic::catch_unwind::h6b3ff07bb5afad93
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x64ce55d3aff3 - test::run_test_in_process::hc7253dd11b39b9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:27
[INFO] [stdout]   31:     0x64ce55d3aff3 - test::run_test::{{closure}}::hfb2007f8649c30bb
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:576:43
[INFO] [stdout]   32:     0x64ce55cfe0d5 - test::run_test::{{closure}}::h56a17aa7a282a9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:606:41
[INFO] [stdout]   33:     0x64ce55cfe0d5 - std::sys::backtrace::__rust_begin_short_backtrace::hd2d2d2fb8e8c6aac
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   34:     0x64ce55d019ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h4faa3f9db6133423
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x64ce55d019ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf2e855a36a4ea846
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x64ce55d019ba - std::panicking::try::do_call::h2f73af3616c35465
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   37:     0x64ce55d019ba - std::panicking::try::hd1660ce9efadef5a
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   38:     0x64ce55d019ba - std::panic::catch_unwind::h5ee8d7823b8ca744
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x64ce55d019ba - std::thread::Builder::spawn_unchecked_::{{closure}}::h53c3a1894dce8407
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x64ce55d019ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h048ce291ad4f62bf
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x64ce55d73f8b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha52bedf99a3b4981
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   42:     0x64ce55d73f8b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h567748934d80ccf8
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   43:     0x64ce55d73f8b - std::sys::pal::unix::thread::Thread::new::thread_start::h2d970728ae887adc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/pal/unix/thread.rs:106:17
[INFO] [stdout]   44:     0x704b04ebbac3 - <unknown>
[INFO] [stdout]   45:     0x704b04f4ca04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[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" "817684f065c7eca9bc3c79a54d28673fd4174ee00cf0add3ac01e910e70af1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817684f065c7eca9bc3c79a54d28673fd4174ee00cf0add3ac01e910e70af1ec", kill_on_drop: false }`
[INFO] [stdout] 817684f065c7eca9bc3c79a54d28673fd4174ee00cf0add3ac01e910e70af1ec
