[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] 603abf67dda2157fbc5aeb335a00d4bc3443b981
[INFO] testing LJBD/rust-codewars against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLJBD%2Frust-codewars" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LJBD/rust-codewars on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc2/source/Cargo.toml
[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-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b7cac21cdabb03244c516f25d9ff0f53e9ae5b55df77725bc63077330034ca7
[INFO] running `Command { std: "docker" "start" "-a" "4b7cac21cdabb03244c516f25d9ff0f53e9ae5b55df77725bc63077330034ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b7cac21cdabb03244c516f25d9ff0f53e9ae5b55df77725bc63077330034ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7cac21cdabb03244c516f25d9ff0f53e9ae5b55df77725bc63077330034ca7", kill_on_drop: false }`
[INFO] [stdout] 4b7cac21cdabb03244c516f25d9ff0f53e9ae5b55df77725bc63077330034ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b5224eb8c05b2330ddda4aba33cd640edc1eb505633fd25f43297e0b1bcf71a
[INFO] running `Command { std: "docker" "start" "-a" "1b5224eb8c05b2330ddda4aba33cd640edc1eb505633fd25f43297e0b1bcf71a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/kyu5/k_primes.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     (2..=(n as f32).sqrt().floor() as i32)
[INFO] [stdout]    |     ^                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -     (2..=(n as f32).sqrt().floor() as i32)
[INFO] [stdout] 41 +     2..=(n as f32).sqrt().floor() as i32
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` 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 `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: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "1b5224eb8c05b2330ddda4aba33cd640edc1eb505633fd25f43297e0b1bcf71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5224eb8c05b2330ddda4aba33cd640edc1eb505633fd25f43297e0b1bcf71a", kill_on_drop: false }`
[INFO] [stdout] 1b5224eb8c05b2330ddda4aba33cd640edc1eb505633fd25f43297e0b1bcf71a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d71593b762e7aac90f52d5ab9878f88fad91337286ebd71ccf7119463f3641c
[INFO] running `Command { std: "docker" "start" "-a" "7d71593b762e7aac90f52d5ab9878f88fad91337286ebd71ccf7119463f3641c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/kyu6/tribonacci.rs:22:289
[INFO] [stdout]    |
[INFO] [stdout] 22 | ...40.5, 1655616.5, 3045153.5, 5600910.5, 10301680.5]);;
[INFO] [stdout]    |                                                        ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/kyu5/k_primes.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     (2..=(n as f32).sqrt().floor() as i32)
[INFO] [stdout]    |     ^                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -     (2..=(n as f32).sqrt().floor() as i32)
[INFO] [stdout] 41 +     2..=(n as f32).sqrt().floor() as i32
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "7d71593b762e7aac90f52d5ab9878f88fad91337286ebd71ccf7119463f3641c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d71593b762e7aac90f52d5ab9878f88fad91337286ebd71ccf7119463f3641c", kill_on_drop: false }`
[INFO] [stdout] 7d71593b762e7aac90f52d5ab9878f88fad91337286ebd71ccf7119463f3641c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6a7e85174d6bc3561b240f2a1f22812fac7c7ced71a026529bf24ac1a08389f
[INFO] running `Command { std: "docker" "start" "-a" "d6a7e85174d6bc3561b240f2a1f22812fac7c7ced71a026529bf24ac1a08389f", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/kyu6/tribonacci.rs:22:289
[INFO] [stderr]    |
[INFO] [stderr] 22 | ...40.5, 1655616.5, 3045153.5, 5600910.5, 10301680.5]);;
[INFO] [stderr]    |                                                        ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/kyu5/k_primes.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     (2..=(n as f32).sqrt().floor() as i32)
[INFO] [stderr]    |     ^                                    ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 41 -     (2..=(n as f32).sqrt().floor() as i32)
[INFO] [stderr] 41 +     2..=(n as f32).sqrt().floor() as i32
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-codewars` (bin "rust-codewars" test) generated 2 warnings (run `cargo fix --bin "rust-codewars" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_codewars-fae26942329b1668)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[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::returns_expected ... ok
[INFO] [stdout] test kyu5::last_digit::test_get_last_digit_of_power ... ok
[INFO] [stdout] test kyu5::is_my_friend_cheating::basics_remove_nb ... ok
[INFO] [stdout] test kyu5::k_primes::basics_puzzle ... ok
[INFO] [stdout] test kyu5::last_digit::test_getting_last_digit ... ok
[INFO] [stdout] test kyu6::help_the_bookseller::tests::basic_tests ... ok
[INFO] [stdout] test kyu6::tribonacci::basic_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] thread 'kyu4::square_into_squares::tests_decompose' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `None`,
[INFO] [stdout]  right: `Some([1, 3, 5, 8, 49])`', src/kyu4/square_into_squares.rs:26:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563fd6759b2a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x563fd6759b2a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563fd6759b2a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x563fd6759b2a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x563fd677dedf - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x563fd6756e75 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x563fd67598f5 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x563fd67598f5 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x563fd675b5ae - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x563fd675b2e1 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x563fd672ec7b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x563fd672ec7b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x563fd675bc94 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x563fd675bc94 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x563fd675ba09 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   15:     0x563fd6759f96 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x563fd675b762 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x563fd66d3ba3 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x563fd66d3f6f - core::panicking::assert_failed_inner::haef49168e1798a91
[INFO] [stdout]   19:     0x563fd66f26fa - core::panicking::assert_failed::h96360250f36ececd
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:228:5
[INFO] [stdout]   20:     0x563fd66f9d42 - rust_codewars::kyu4::square_into_squares::testing::hc455f42feb6c1fe2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu4/square_into_squares.rs:26:5
[INFO] [stdout]   21:     0x563fd66fb587 - rust_codewars::kyu4::square_into_squares::tests_decompose::h89bcb6bbe42e084f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu4/square_into_squares.rs:31:5
[INFO] [stdout]   22:     0x563fd66fb4d7 - rust_codewars::kyu4::square_into_squares::tests_decompose::{{closure}}::hb2b6e299648609a5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/kyu4/square_into_squares.rs:30:22
[INFO] [stdout]   23:     0x563fd66df965 - core::ops::function::FnOnce::call_once::h5ba3a152918cf4ab
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x563fd6733b4f - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x563fd6733b4f - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   26:     0x563fd670133c - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   27:     0x563fd670133c - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x563fd6732c26 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   29:     0x563fd6732c26 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   30:     0x563fd6732c26 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   31:     0x563fd6732c26 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   32:     0x563fd6732c26 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   33:     0x563fd6732c26 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   34:     0x563fd6732c26 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   35:     0x563fd66fbb45 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   36:     0x563fd66fbb45 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   37:     0x563fd6701081 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   38:     0x563fd6701081 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   39:     0x563fd6701081 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   40:     0x563fd6701081 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   41:     0x563fd6701081 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   42:     0x563fd6701081 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   43:     0x563fd6701081 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x563fd6760165 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   45:     0x563fd6760165 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   46:     0x563fd6760165 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   47:     0x7efde5342b43 - <unknown>
[INFO] [stdout]   48:     0x7efde53d3bb4 - __clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     kyu4::square_into_squares::tests_decompose
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 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 rust-codewars`
[INFO] running `Command { std: "docker" "inspect" "d6a7e85174d6bc3561b240f2a1f22812fac7c7ced71a026529bf24ac1a08389f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6a7e85174d6bc3561b240f2a1f22812fac7c7ced71a026529bf24ac1a08389f", kill_on_drop: false }`
[INFO] [stdout] d6a7e85174d6bc3561b240f2a1f22812fac7c7ced71a026529bf24ac1a08389f
