[INFO] cloning repository https://github.com/LJBD/rust-codewars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LJBD/rust-codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLJBD%2Frust-codewars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLJBD%2Frust-codewars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4259a07edc042332266772c8ddaf92675d252b1f
[INFO] testing LJBD/rust-codewars against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLJBD%2Frust-codewars" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LJBD/rust-codewars
[INFO] finished tweaking git repo https://github.com/LJBD/rust-codewars
[INFO] tweaked toml for git repo https://github.com/LJBD/rust-codewars written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LJBD/rust-codewars on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LJBD/rust-codewars 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-2026-01-20" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acb91cef9c528269154095d2723c0649f52452f67f23d0f81b15efe026c740c2
[INFO] running `Command { std: "docker" "start" "-a" "acb91cef9c528269154095d2723c0649f52452f67f23d0f81b15efe026c740c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acb91cef9c528269154095d2723c0649f52452f67f23d0f81b15efe026c740c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acb91cef9c528269154095d2723c0649f52452f67f23d0f81b15efe026c740c2", kill_on_drop: false }`
[INFO] [stdout] acb91cef9c528269154095d2723c0649f52452f67f23d0f81b15efe026c740c2
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f58a0b44b13bfa3b63fe150d83bb25c4764835842e9834eb1b0222b7175d94f
[INFO] running `Command { std: "docker" "start" "-a" "6f58a0b44b13bfa3b63fe150d83bb25c4764835842e9834eb1b0222b7175d94f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling rust-codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_number_from_article` is never used
[INFO] [stdout]  --> src/kyu6/help_the_bookseller.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn get_number_from_article(article: &str) -> Result<u16, String> {
[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 `stock_list` is never used
[INFO] [stdout]  --> src/kyu6/help_the_bookseller.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn stock_list(list_art: Vec<&str>, list_cat: Vec<&str>) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tribonacci` is never used
[INFO] [stdout]  --> src/kyu6/tribonacci.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn tribonacci(signature: &[f64; 3], n: usize) -> Vec<f64> {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solution` is never used
[INFO] [stdout]  --> src/kyu6/multipliers_of_3_and_5.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn solution(num: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assertion` is never used
[INFO] [stdout]   --> src/kyu6/multipliers_of_3_and_5.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn assertion(expected : i32, input : i32) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_primes_up_to` is never used
[INFO] [stdout]  --> src/kyu5/k_primes.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn get_primes_up_to(n: i32) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_k_prime` is never used
[INFO] [stdout]   --> src/kyu5/k_primes.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn is_k_prime(n: i32, k: i32, primes: &Vec<i32>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_to_square_range` is never used
[INFO] [stdout]   --> src/kyu5/k_primes.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn get_to_square_range(n: i32) -> RangeInclusive<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_kprimes` is never used
[INFO] [stdout]   --> src/kyu5/k_primes.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn count_kprimes(k: i32, start: i32, nd: i32) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `puzzle` is never used
[INFO] [stdout]   --> src/kyu5/k_primes.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn puzzle(s: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing_count_kprimes` is never used
[INFO] [stdout]   --> src/kyu5/k_primes.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn testing_count_kprimes(k: i32, start: i32, nd: i32, exp: Vec<i32>) -> () {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing` is never used
[INFO] [stdout]   --> src/kyu5/k_primes.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn testing(n: i32, exp: i32) -> () {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_nb` is never used
[INFO] [stdout]  --> src/kyu5/is_my_friend_cheating.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn remove_nb(m: i32) -> Vec<(i32, i32)> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing` is never used
[INFO] [stdout]   --> src/kyu5/is_my_friend_cheating.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn testing(n: i32, exp: Vec<(i32, i32)>) -> () {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_last_digits` is never used
[INFO] [stdout]  --> src/kyu5/last_digit.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn get_last_digits(number: &str, places: usize) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_last_digit_of_power` is never used
[INFO] [stdout]   --> src/kyu5/last_digit.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn get_last_digit_of_power(n: i32, power: u32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `last_digit` is never used
[INFO] [stdout]   --> src/kyu5/last_digit.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn last_digit(str1: &str, str2: &str) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `contains_char` is never used
[INFO] [stdout]  --> src/kyu4/secret_string.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn contains_char(c: char, subject: &String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `index_of` is never used
[INFO] [stdout]  --> src/kyu4/secret_string.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn index_of(c: char, chars: &Vec<char>) -> usize {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_first_omitting` is never used
[INFO] [stdout]   --> src/kyu4/secret_string.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn take_first_omitting(chars_matrix: &Vec<Vec<char>>, omit: &String) -> Vec<char> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_all_omitting` is never used
[INFO] [stdout]   --> src/kyu4/secret_string.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn take_all_omitting(triplets: &Vec<[char; 3]>, omit: &String) -> Vec<Vec<char>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `positions_of` is never used
[INFO] [stdout]   --> src/kyu4/secret_string.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn positions_of(c: char, chars_matrix: &Vec<Vec<char>>) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recover_secret` is never used
[INFO] [stdout]   --> src/kyu4/secret_string.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn recover_secret(triplets: Vec<[char; 3]>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decompose` is never used
[INFO] [stdout]  --> src/kyu4/square_into_squares.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn decompose(n: i64) -> Option<Vec<i64>> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing` is never used
[INFO] [stdout]   --> src/kyu4/square_into_squares.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn testing(n: i64, exp: Option<Vec<i64>>) -> () {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `replace_dots` is never used
[INFO] [stdout]  --> src/kyu8/fixme_replace_dots.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn replace_dots(s: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.15s
[INFO] running `Command { std: "docker" "inspect" "6f58a0b44b13bfa3b63fe150d83bb25c4764835842e9834eb1b0222b7175d94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f58a0b44b13bfa3b63fe150d83bb25c4764835842e9834eb1b0222b7175d94f", kill_on_drop: false }`
[INFO] [stdout] 6f58a0b44b13bfa3b63fe150d83bb25c4764835842e9834eb1b0222b7175d94f
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8db524a86aa4befe6246e91919b5df72b074836b8cc55b94bbe6d140f5b8587
[INFO] running `Command { std: "docker" "start" "-a" "a8db524a86aa4befe6246e91919b5df72b074836b8cc55b94bbe6d140f5b8587", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "a8db524a86aa4befe6246e91919b5df72b074836b8cc55b94bbe6d140f5b8587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8db524a86aa4befe6246e91919b5df72b074836b8cc55b94bbe6d140f5b8587", kill_on_drop: false }`
[INFO] [stdout] a8db524a86aa4befe6246e91919b5df72b074836b8cc55b94bbe6d140f5b8587
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8600149572e51eaa5ff46f4e35af1c8600a451f1219316feac38b352230db12
[INFO] running `Command { std: "docker" "start" "-a" "b8600149572e51eaa5ff46f4e35af1c8600a451f1219316feac38b352230db12", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_codewars-fc09c841e2ebb7fc)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test kyu5::is_my_friend_cheating::basics_remove_nb ... ok
[INFO] [stdout] test kyu4::secret_string::example_test ... ok
[INFO] [stdout] test kyu5::k_primes::test_eratosthenes_sieve ... ok
[INFO] [stdout] test kyu5::last_digit::test_get_last_digit_of_power ... ok
[INFO] [stdout] test kyu5::last_digit::test_getting_last_digit ... ok
[INFO] [stdout] test kyu5::k_primes::basics_puzzle ... ok
[INFO] [stdout] test kyu6::tribonacci::basic_tests ... ok
[INFO] [stdout] test kyu6::multipliers_of_3_and_5::sample_tests ... ok
[INFO] [stdout] test kyu5::last_digit::returns_expected ... ok
[INFO] [stdout] test kyu6::help_the_bookseller::tests::basic_tests ... ok
[INFO] [stdout] test kyu8::fixme_replace_dots::tests::sample_tests ... ok
[INFO] [stdout] test kyu4::square_into_squares::tests_decompose ... FAILED
[INFO] [stdout] test kyu5::k_primes::basics_count_kprimes ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- kyu4::square_into_squares::tests_decompose stdout ----
[INFO] [stdout] Current i: 49
[INFO] [stdout] Current i: 9
[INFO] [stdout] Current i: 4
[INFO] [stdout] 
[INFO] [stdout] thread 'kyu4::square_into_squares::tests_decompose' (25) panicked at src/kyu4/square_into_squares.rs:26:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: None
[INFO] [stdout]  right: Some([1, 3, 5, 8, 49])
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60bcac620e92 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60bcac620e92 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60bcac620e92 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60bcac620e92 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60bcac631e1a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60bcac631e1a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x60bcac5efe16 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60bcac5efe16 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x60bcac600379 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x60bcac600379 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x60bcac600211 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x60bcac348e0e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x60bcac348e0e - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x60bcac6005f2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x60bcac6005f2 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x60bcac600438 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x60bcac5fb9c9 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x60bcac5e4a0d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x60bcac63a13c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x60bcac639ff3 - core::panicking::assert_failed_inner::h5aabe811ef142622
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x60bcac3184ea - core::panicking::assert_failed::h887d42ba18699a4d
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x60bcac310753 - rust_codewars::kyu4::square_into_squares::testing::h3bf9d769343b688b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu4/square_into_squares.rs:26:5
[INFO] [stdout]   22:     0x60bcac3103fd - rust_codewars::kyu4::square_into_squares::tests_decompose::hcd71c7d51b1a612b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu4/square_into_squares.rs:31:5
[INFO] [stdout]   23:     0x60bcac310697 - rust_codewars::kyu4::square_into_squares::tests_decompose::{{closure}}::h4aaf19760ff8f1b5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu4/square_into_squares.rs:30:21
[INFO] [stdout]   24:     0x60bcac323716 - core::ops::function::FnOnce::call_once::h065bffde69eab483
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x60bcac348c0b - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x60bcac348c0b - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x60bcac35c5da - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x60bcac35c5da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x60bcac35c5da - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x60bcac35c5da - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x60bcac35c5da - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x60bcac35c5da - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x60bcac35c5da - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x60bcac336a34 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x60bcac336a34 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x60bcac33a2f2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   37:     0x60bcac33a2f2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x60bcac33a2f2 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x60bcac33a2f2 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x60bcac33a2f2 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x60bcac33a2f2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   42:     0x60bcac33a2f2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x60bcac5f6c5f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   44:     0x60bcac5f6c5f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   45:     0x7c283ae7faa4 - <unknown>
[INFO] [stdout]   46:     0x7c283af0ca64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     kyu4::square_into_squares::tests_decompose
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rust-codewars`
[INFO] running `Command { std: "docker" "inspect" "b8600149572e51eaa5ff46f4e35af1c8600a451f1219316feac38b352230db12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8600149572e51eaa5ff46f4e35af1c8600a451f1219316feac38b352230db12", kill_on_drop: false }`
[INFO] [stdout] b8600149572e51eaa5ff46f4e35af1c8600a451f1219316feac38b352230db12
