[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 master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaime-alv%2Fcodewars_rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jaime-alv/codewars_rust on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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-7-tc1/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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b252018d8c74515d2bc63ae94afc474a06513494017af27155872bc40cfb937c
[INFO] running `Command { std: "docker" "start" "-a" "b252018d8c74515d2bc63ae94afc474a06513494017af27155872bc40cfb937c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b252018d8c74515d2bc63ae94afc474a06513494017af27155872bc40cfb937c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b252018d8c74515d2bc63ae94afc474a06513494017af27155872bc40cfb937c", kill_on_drop: false }`
[INFO] [stdout] b252018d8c74515d2bc63ae94afc474a06513494017af27155872bc40cfb937c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f76c867012eee269c3d4632a701b8f378bf36f3e29ab5eeb57953ded5c26247b
[INFO] running `Command { std: "docker" "start" "-a" "f76c867012eee269c3d4632a701b8f378bf36f3e29ab5eeb57953ded5c26247b", 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)]` 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] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "f76c867012eee269c3d4632a701b8f378bf36f3e29ab5eeb57953ded5c26247b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f76c867012eee269c3d4632a701b8f378bf36f3e29ab5eeb57953ded5c26247b", kill_on_drop: false }`
[INFO] [stdout] f76c867012eee269c3d4632a701b8f378bf36f3e29ab5eeb57953ded5c26247b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5608713b3141ed86ba78b27c894cb69be7b938cd0d90443236ef1e249357fac2
[INFO] running `Command { std: "docker" "start" "-a" "5608713b3141ed86ba78b27c894cb69be7b938cd0d90443236ef1e249357fac2", 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] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "5608713b3141ed86ba78b27c894cb69be7b938cd0d90443236ef1e249357fac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5608713b3141ed86ba78b27c894cb69be7b938cd0d90443236ef1e249357fac2", kill_on_drop: false }`
[INFO] [stdout] 5608713b3141ed86ba78b27c894cb69be7b938cd0d90443236ef1e249357fac2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67d62cb9e9077d9c7c98f343aeca2ae0e6d0cbb9d8f95e4fa6d755599fdf2261
[INFO] running `Command { std: "docker" "start" "-a" "67d62cb9e9077d9c7c98f343aeca2ae0e6d0cbb9d8f95e4fa6d755599fdf2261", 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 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/codewars_rust-fa0abfaa8f4b027c)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test kyu6::all_star_code_challenge::test_all_star_code::test_order ... ok
[INFO] [stdout] test kyu6::all_star_code_challenge::test_all_star_code::basic_test ... 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::test_kata_example ... ok
[INFO] [stdout] test kyu6::if_you_can_read_this::test_nato_dictionary ... ok
[INFO] [stdout] test kyu6::if_you_can_read_this::examples ... 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 kyu8::divisible_by::test_divisible_by ... ok
[INFO] [stdout] test kyu7::fix_string_case::test_string_case ... ok
[INFO] [stdout] test kyu7::median::check_median ... ok
[INFO] [stdout] test kyu8::divisible_by::basic_tests ... ok
[INFO] [stdout] test kyu7::two_oldest_ages::test_two_oldest_ages ... ok
[INFO] [stdout] test kyu8::add_length::test_add_length ... 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 kyu7::sort_by_area::fixed_tests ... 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] 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:     0x55d4913b34a5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55d4913b34a5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55d4913b34a5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55d4913b34a5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55d4913dadab - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55d4913dadab - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55d4913b0cdf - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55d4913b327e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55d4913b327e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55d4913b4ca9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55d4913b496e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55d491383f8a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55d491383f8a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55d4913b52ab - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55d4913b52ab - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55d4913b5024 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x55d4913b3969 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55d4913b4d57 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55d491327843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55d491327c2e - core::panicking::assert_failed_inner::h01c8f7f0c1caba58
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x55d491345a5e - core::panicking::assert_failed::h7c1e368467873637
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x55d491347cab - codewars_rust::kyu7::median::check_mode_value::h4f0152bdf4fba0f6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu7/median.rs:29:5
[INFO] [stdout]   22:     0x55d491347bb7 - codewars_rust::kyu7::median::check_mode_value::{{closure}}::h1d335d67ab7ab2eb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu7/median.rs:27:22
[INFO] [stdout]   23:     0x55d49134cd96 - core::ops::function::FnOnce::call_once::h1516df0c1744d08e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55d49138896b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55d49138896b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x55d491388071 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x55d491388071 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55d491388071 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x55d491388071 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x55d491388071 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x55d491388071 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x55d491388071 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x55d491350a34 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x55d491350a34 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55d491355462 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x55d491355462 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55d491355462 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x55d491355462 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x55d491355462 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x55d491355462 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x55d491355462 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55d4913b948b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x55d4913b948b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x55d4913b948b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f8f5ffc4ac3 - <unknown>
[INFO] [stdout]   46:     0x7f8f60055a04 - __clone
[INFO] [stdout]   47:                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 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin codewars_rust`
[INFO] running `Command { std: "docker" "inspect" "67d62cb9e9077d9c7c98f343aeca2ae0e6d0cbb9d8f95e4fa6d755599fdf2261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d62cb9e9077d9c7c98f343aeca2ae0e6d0cbb9d8f95e4fa6d755599fdf2261", kill_on_drop: false }`
[INFO] [stdout] 67d62cb9e9077d9c7c98f343aeca2ae0e6d0cbb9d8f95e4fa6d755599fdf2261
