[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 603abf67dda2157fbc5aeb335a00d4bc3443b981 [INFO] testing LJBD/rust-codewars against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLJBD%2Frust-codewars" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LJBD/rust-codewars on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", 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/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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad77141f51f9366382e4a0446c0e79a102de3e98fcf96b48cda7fabefc5ca4ca [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" "ad77141f51f9366382e4a0446c0e79a102de3e98fcf96b48cda7fabefc5ca4ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad77141f51f9366382e4a0446c0e79a102de3e98fcf96b48cda7fabefc5ca4ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad77141f51f9366382e4a0446c0e79a102de3e98fcf96b48cda7fabefc5ca4ca", kill_on_drop: false }` [INFO] [stdout] ad77141f51f9366382e4a0446c0e79a102de3e98fcf96b48cda7fabefc5ca4ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72b948c19e71e3c45b1eca4a438fbfd31f2f7bce3bfb283c29b43324d8b3cd44 [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" "72b948c19e71e3c45b1eca4a438fbfd31f2f7bce3bfb283c29b43324d8b3cd44", 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 0.69s [INFO] running `Command { std: "docker" "inspect" "72b948c19e71e3c45b1eca4a438fbfd31f2f7bce3bfb283c29b43324d8b3cd44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72b948c19e71e3c45b1eca4a438fbfd31f2f7bce3bfb283c29b43324d8b3cd44", kill_on_drop: false }` [INFO] [stdout] 72b948c19e71e3c45b1eca4a438fbfd31f2f7bce3bfb283c29b43324d8b3cd44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a8639357ca0545fecbdaf2ada8354b6f5957c331401ced2440ec9bfe58e80c2 [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" "2a8639357ca0545fecbdaf2ada8354b6f5957c331401ced2440ec9bfe58e80c2", 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 2.38s [INFO] running `Command { std: "docker" "inspect" "2a8639357ca0545fecbdaf2ada8354b6f5957c331401ced2440ec9bfe58e80c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a8639357ca0545fecbdaf2ada8354b6f5957c331401ced2440ec9bfe58e80c2", kill_on_drop: false }` [INFO] [stdout] 2a8639357ca0545fecbdaf2ada8354b6f5957c331401ced2440ec9bfe58e80c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 88b2fc7ebc3e8259fbb73ed0de5a2177ca91bf9f4888d0705b88fbad1a21387f [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" "88b2fc7ebc3e8259fbb73ed0de5a2177ca91bf9f4888d0705b88fbad1a21387f", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stdout] running 11 tests [INFO] [stderr] --> src/kyu6/tribonacci.rs:22:289 [INFO] [stdout] test kyu6::tribonacci::basic_tests ... ok [INFO] [stderr] | [INFO] [stdout] test kyu4::secret_string::example_test ... ok [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 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_codewars-9eaf6e9141e5ff9e [INFO] [stdout] test kyu5::last_digit::test_get_last_digit_of_power ... ok [INFO] [stdout] test kyu5::last_digit::returns_expected ... ok [INFO] [stdout] test kyu5::last_digit::test_getting_last_digit ... ok [INFO] [stdout] test kyu5::k_primes::test_eratosthenes_sieve ... ok [INFO] [stdout] test kyu5::k_primes::basics_puzzle ... ok [INFO] [stdout] test kyu6::help_the_bookseller::tests::basic_tests ... ok [INFO] [stdout] test kyu5::is_my_friend_cheating::basics_remove_nb ... ok [INFO] [stdout] test kyu5::k_primes::basics_count_kprimes ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin rust-codewars' [INFO] [stdout] test kyu4::square_into_squares::tests_decompose ... FAILED [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: 0x55d9783578d5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55d9783578d5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55d9783578d5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55d9783578d5 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55d97837f53c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55d97830c445 - std::io::Write::write_fmt::hd8ff364c7845d2d0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55d978351fa1 - std::io::impls::>::write_fmt::h1c057ef6e8762996 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55d97835a030 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55d97835a030 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55d97835a030 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55d978359d2a - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x55d97835a673 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x55d97835a26b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x55d97835a1db - std::panicking::begin_panic_fmt::h2ff295231415d4a6 [INFO] [stdout] at src/libstd/panicking.rs:391 [INFO] [stdout] 14: 0x55d9782eed46 - rust_codewars::kyu4::square_into_squares::testing::ha91b1b8b4c57e780 [INFO] [stdout] at src/kyu4/square_into_squares.rs:26 [INFO] [stdout] 15: 0x55d9782eee2f - rust_codewars::kyu4::square_into_squares::tests_decompose::h55a2ed673dca7e3b [INFO] [stdout] at src/kyu4/square_into_squares.rs:31 [INFO] [stdout] 16: 0x55d9782eed9a - rust_codewars::kyu4::square_into_squares::tests_decompose::{{closure}}::h5570d06f4f8b5374 [INFO] [stdout] at src/kyu4/square_into_squares.rs:30 [INFO] [stdout] 17: 0x55d9782e5d8e - core::ops::function::FnOnce::call_once::hc9859fba86c64f5c [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 18: 0x55d9783339bc - as core::ops::function::FnOnce>::call_once::h42148c33ed88c979 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 19: 0x55d9783339bc - as core::ops::function::FnOnce<()>>::call_once::h759dc0b09d774665 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 20: 0x55d9783339bc - std::panicking::try::do_call::h676ad1fc9e9badea [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 21: 0x55d9783339bc - std::panicking::try::hee36a8727a3050b0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 22: 0x55d9783339bc - std::panic::catch_unwind::hd5d426ebd89b2542 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 23: 0x55d9783339bc - test::run_test_in_process::h8dacdba4dc4cbaa5 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 24: 0x55d9783339bc - test::run_test::run_test_inner::{{closure}}::hf93754afad6be40f [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 25: 0x55d97830b936 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2c69fab544a90730 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 26: 0x55d9783109c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hcf302fafa60d80f2 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:475 [INFO] [stdout] 27: 0x55d9783109c5 - as core::ops::function::FnOnce<()>>::call_once::h39ede710608e817e [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 28: 0x55d9783109c5 - std::panicking::try::do_call::hec0b4d2faa46fbf7 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 29: 0x55d9783109c5 - std::panicking::try::h0144ba3f2539803d [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 30: 0x55d9783109c5 - std::panic::catch_unwind::ha03e59eb589f857b [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 31: 0x55d9783109c5 - std::thread::Builder::spawn_unchecked::{{closure}}::hdeba34620a4a7a44 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:474 [INFO] [stdout] 32: 0x55d9783109c5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h552693dbb801eadd [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 33: 0x55d97836083a - as core::ops::function::FnOnce>::call_once::h61c24496ae624ac5 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 34: 0x55d97836083a - as core::ops::function::FnOnce>::call_once::h89548957afa14049 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 35: 0x55d97836083a - std::sys::unix::thread::Thread::new::thread_start::h73903fbbff5b990e [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 36: 0x7f1324d30609 - start_thread [INFO] [stdout] 37: 0x7f1324c3c103 - __clone [INFO] [stdout] 38: 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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "88b2fc7ebc3e8259fbb73ed0de5a2177ca91bf9f4888d0705b88fbad1a21387f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88b2fc7ebc3e8259fbb73ed0de5a2177ca91bf9f4888d0705b88fbad1a21387f", kill_on_drop: false }` [INFO] [stdout] 88b2fc7ebc3e8259fbb73ed0de5a2177ca91bf9f4888d0705b88fbad1a21387f