[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 master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLJBD%2Frust-codewars" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LJBD/rust-codewars on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-6/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: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95caa51e5e3b85f74d25c50c5ec8180450ddbd036af15463a5ceec89c8115c42 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "95caa51e5e3b85f74d25c50c5ec8180450ddbd036af15463a5ceec89c8115c42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95caa51e5e3b85f74d25c50c5ec8180450ddbd036af15463a5ceec89c8115c42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95caa51e5e3b85f74d25c50c5ec8180450ddbd036af15463a5ceec89c8115c42", kill_on_drop: false }` [INFO] [stdout] 95caa51e5e3b85f74d25c50c5ec8180450ddbd036af15463a5ceec89c8115c42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3a880be29ac69c9406f472591d9ae702f85aff2d0d889ab54d698eca04c39223 [INFO] running `Command { std: "docker" "start" "-a" "3a880be29ac69c9406f472591d9ae702f85aff2d0d889ab54d698eca04c39223", 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_number_from_article` [INFO] [stdout] --> src/kyu6/help_the_bookseller.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn get_number_from_article(article: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `stock_list` [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 is never used: `tribonacci` [INFO] [stdout] --> src/kyu6/tribonacci.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn tribonacci(signature: &[f64; 3], n: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_primes_up_to` [INFO] [stdout] --> src/kyu5/k_primes.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn get_primes_up_to(n: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_k_prime` [INFO] [stdout] --> src/kyu5/k_primes.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn is_k_prime(n: i32, k: i32, primes: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_to_square_range` [INFO] [stdout] --> src/kyu5/k_primes.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn get_to_square_range(n: i32) -> RangeInclusive { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `count_kprimes` [INFO] [stdout] --> src/kyu5/k_primes.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn count_kprimes(k: i32, start: i32, nd: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `puzzle` [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 is never used: `testing_count_kprimes` [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) -> () { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `testing` [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 is never used: `remove_nb` [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 is never used: `testing` [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 is never used: `get_last_digits` [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 is never used: `get_last_digit_of_power` [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 is never used: `last_digit` [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 is never used: `contains_char` [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 is never used: `index_of` [INFO] [stdout] --> src/kyu4/secret_string.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn index_of(c: char, chars: &Vec) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `take_first_omitting` [INFO] [stdout] --> src/kyu4/secret_string.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn take_first_omitting(chars_matrix: &Vec>, omit: &String) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `take_all_omitting` [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `positions_of` [INFO] [stdout] --> src/kyu4/secret_string.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn positions_of(c: char, chars_matrix: &Vec>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `recover_secret` [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 is never used: `decompose` [INFO] [stdout] --> src/kyu4/square_into_squares.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn decompose(n: i64) -> Option> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `testing` [INFO] [stdout] --> src/kyu4/square_into_squares.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn testing(n: i64, exp: Option>) -> () { [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 0.81s [INFO] running `Command { std: "docker" "inspect" "3a880be29ac69c9406f472591d9ae702f85aff2d0d889ab54d698eca04c39223", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a880be29ac69c9406f472591d9ae702f85aff2d0d889ab54d698eca04c39223", kill_on_drop: false }` [INFO] [stdout] 3a880be29ac69c9406f472591d9ae702f85aff2d0d889ab54d698eca04c39223 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36bc2b637b096ea04c5328e0d6a3f8956d0eb112d35d05dc83b3efcfadaafffd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "36bc2b637b096ea04c5328e0d6a3f8956d0eb112d35d05dc83b3efcfadaafffd", 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "36bc2b637b096ea04c5328e0d6a3f8956d0eb112d35d05dc83b3efcfadaafffd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36bc2b637b096ea04c5328e0d6a3f8956d0eb112d35d05dc83b3efcfadaafffd", kill_on_drop: false }` [INFO] [stdout] 36bc2b637b096ea04c5328e0d6a3f8956d0eb112d35d05dc83b3efcfadaafffd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] af69bf438ac5f88835a4b5f46f178f6ce957ade83896e355f02de2b422f6ce42 [INFO] running `Command { std: "docker" "start" "-a" "af69bf438ac5f88835a4b5f46f178f6ce957ade83896e355f02de2b422f6ce42", 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_codewars-616797e4471cda5d) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test kyu5::last_digit::returns_expected ... ok [INFO] [stdout] test kyu6::tribonacci::basic_tests ... ok [INFO] [stdout] test kyu5::last_digit::test_getting_last_digit ... ok [INFO] [stdout] test kyu5::is_my_friend_cheating::basics_remove_nb ... ok [INFO] [stdout] test kyu5::last_digit::test_get_last_digit_of_power ... ok [INFO] [stdout] test kyu4::secret_string::example_test ... ok [INFO] [stdout] test kyu5::k_primes::basics_puzzle ... ok [INFO] [stdout] test kyu5::k_primes::test_eratosthenes_sieve ... ok [INFO] [stdout] test kyu6::help_the_bookseller::tests::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: 0x562501fe7a60 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x562501fe7a60 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x562501fe7a60 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x562501fe7a60 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x56250200a23c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x562501fe4ad5 - std::io::Write::write_fmt::h583dff5009d01a9f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x562501fe9bcb - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x562501fe9bcb - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x562501fe9bcb - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x562501fe96dc - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x562501fea294 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x562501fe9d77 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x562501fe7f5c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x562501fe9cd9 - rust_begin_unwind [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x562501f656c1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x562502008b58 - core::panicking::assert_failed_inner::h6ded2444c01d76f2 [INFO] [stdout] 16: 0x562501f8ef3a - core::panicking::assert_failed::h0415c679692956b6 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x562501f89ed3 - rust_codewars::kyu4::square_into_squares::testing::h8f558394d98fb9a7 [INFO] [stdout] at /opt/rustwide/workdir/src/kyu4/square_into_squares.rs:26:5 [INFO] [stdout] 18: 0x562501f8a4ac - rust_codewars::kyu4::square_into_squares::tests_decompose::h997ab7ac913c2d82 [INFO] [stdout] at /opt/rustwide/workdir/src/kyu4/square_into_squares.rs:31:5 [INFO] [stdout] 19: 0x562501f8a41a - rust_codewars::kyu4::square_into_squares::tests_decompose::{{closure}}::h409d714908e4088b [INFO] [stdout] at /opt/rustwide/workdir/src/kyu4/square_into_squares.rs:30:1 [INFO] [stdout] 20: 0x562501f86dae - core::ops::function::FnOnce::call_once::h00c8e0b60a20f351 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x562501fbf073 - core::ops::function::FnOnce::call_once::h99a97b0ff983bd25 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x562501fbf073 - test::__rust_begin_short_backtrace::h8fe0d26ed1584e50 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:577:5 [INFO] [stdout] 23: 0x562501fbdb00 - as core::ops::function::FnOnce>::call_once::he6b90e352f394d8f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 24: 0x562501fbdb00 - as core::ops::function::FnOnce<()>>::call_once::h1c05475e029700b8 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:347:9 [INFO] [stdout] 25: 0x562501fbdb00 - std::panicking::try::do_call::he6de943476ae628a [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 26: 0x562501fbdb00 - std::panicking::try::ha21937b8feb06f89 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 27: 0x562501fbdb00 - std::panic::catch_unwind::ha79830b3325c9fa6 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stdout] 28: 0x562501fbdb00 - test::run_test_in_process::h1ab180b83ee2d5b5 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:600:18 [INFO] [stdout] 29: 0x562501fbdb00 - test::run_test::run_test_inner::{{closure}}::h8258ffe088f187a1 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:492:39 [INFO] [stdout] 30: 0x562501f970c2 - test::run_test::run_test_inner::{{closure}}::hc697b214abd32bc6 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:519:37 [INFO] [stdout] 31: 0x562501f970c2 - std::sys_common::backtrace::__rust_begin_short_backtrace::h64de0d3f894854a9 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 32: 0x562501f9ad18 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1fd98fc86e533ece [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 33: 0x562501f9ad18 - as core::ops::function::FnOnce<()>>::call_once::h4e2a7abf702e4cfd [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:347:9 [INFO] [stdout] 34: 0x562501f9ad18 - std::panicking::try::do_call::h4496392321a3c8c0 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 35: 0x562501f9ad18 - std::panicking::try::hf1e14258e04e8e9a [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 36: 0x562501f9ad18 - std::panic::catch_unwind::hb72c3777cd55642f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stdout] 37: 0x562501f9ad18 - std::thread::Builder::spawn_unchecked::{{closure}}::h2d7915a5910e148e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 38: 0x562501f9ad18 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h83fd2f1ef5be797c [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x562501feee27 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x562501feee27 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 41: 0x562501feee27 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stdout] 42: 0x7f1932f3a609 - start_thread [INFO] [stdout] 43: 0x7f1932d0c293 - clone [INFO] [stdout] 44: 0x0 - [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 0.13s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin rust-codewars' [INFO] running `Command { std: "docker" "inspect" "af69bf438ac5f88835a4b5f46f178f6ce957ade83896e355f02de2b422f6ce42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af69bf438ac5f88835a4b5f46f178f6ce957ade83896e355f02de2b422f6ce42", kill_on_drop: false }` [INFO] [stdout] af69bf438ac5f88835a4b5f46f178f6ce957ade83896e355f02de2b422f6ce42