[INFO] cloning repository https://github.com/Markkaz/rust-katas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Markkaz/rust-katas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkkaz%2Frust-katas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkkaz%2Frust-katas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a220eee418ba9e0b12a026aff2e8fc227b408599
[INFO] testing Markkaz/rust-katas against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkkaz%2Frust-katas" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Markkaz/rust-katas on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Markkaz/rust-katas
[INFO] finished tweaking git repo https://github.com/Markkaz/rust-katas
[INFO] tweaked toml for git repo https://github.com/Markkaz/rust-katas written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/Markkaz/rust-katas already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4ebe3fe818c1de9d98bb292eb28916e3d6ac4e41c181d855c0e788fb623c3c3
[INFO] running `Command { std: "docker" "start" "-a" "f4ebe3fe818c1de9d98bb292eb28916e3d6ac4e41c181d855c0e788fb623c3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4ebe3fe818c1de9d98bb292eb28916e3d6ac4e41c181d855c0e788fb623c3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ebe3fe818c1de9d98bb292eb28916e3d6ac4e41c181d855c0e788fb623c3c3", kill_on_drop: false }`
[INFO] [stdout] f4ebe3fe818c1de9d98bb292eb28916e3d6ac4e41c181d855c0e788fb623c3c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d328bac1815b8cbf4d16a6f0f7b7bd6176ff06ea98166109db1956895757a41
[INFO] running `Command { std: "docker" "start" "-a" "6d328bac1815b8cbf4d16a6f0f7b7bd6176ff06ea98166109db1956895757a41", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling katas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fizzbuzz`
[INFO] [stdout]  --> src/fizzbuzz.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn fizzbuzz(n: u8) -> String {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Greeter`
[INFO] [stdout]  --> src/greeter.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Greeter {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `TimeOfDay`
[INFO] [stdout]  --> src/greeter.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum TimeOfDay {
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/greeter.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn new(time: NaiveTime) -> TimeOfDay {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_night`
[INFO] [stdout]   --> src/greeter.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn is_night(time: NaiveTime) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_evening`
[INFO] [stdout]   --> src/greeter.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn is_evening(time: NaiveTime) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_afternoon`
[INFO] [stdout]   --> src/greeter.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn is_afternoon(time: NaiveTime) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/greeter.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn new(time: NaiveTime) -> Greeter {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `greet`
[INFO] [stdout]   --> src/greeter.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn greet(&self, name: &str) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `capitalize`
[INFO] [stdout]   --> src/greeter.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn capitalize(string: String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prime_factors`
[INFO] [stdout]  --> src/prime_numbers.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn prime_factors(n: u32) -> Vec<u32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add`
[INFO] [stdout]  --> src/string_calculator.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn add(string: &str) -> i32 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_custom_delimiter`
[INFO] [stdout]   --> src/string_calculator.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn has_custom_delimiter(string: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convert_delimiters_to_regex`
[INFO] [stdout]   --> src/string_calculator.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn convert_delimiters_to_regex(delimiters: Vec<String>) -> Regex {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_with_delimiter`
[INFO] [stdout]   --> src/string_calculator.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn add_with_delimiter(string: &str, delimiters: Vec<String>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_with_custom_delimiter`
[INFO] [stdout]   --> src/string_calculator.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn add_with_custom_delimiter(string: &str) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_custom_delimiters`
[INFO] [stdout]   --> src/string_calculator.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn extract_custom_delimiters(delimiter: &str) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "6d328bac1815b8cbf4d16a6f0f7b7bd6176ff06ea98166109db1956895757a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d328bac1815b8cbf4d16a6f0f7b7bd6176ff06ea98166109db1956895757a41", kill_on_drop: false }`
[INFO] [stdout] 6d328bac1815b8cbf4d16a6f0f7b7bd6176ff06ea98166109db1956895757a41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa0a2d562b7f02cd330764f5d055e51e7b25a69a48a3d86878b1f0a66ce3abe4
[INFO] running `Command { std: "docker" "start" "-a" "fa0a2d562b7f02cd330764f5d055e51e7b25a69a48a3d86878b1f0a66ce3abe4", kill_on_drop: false }`
[INFO] [stderr]    Compiling katas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "fa0a2d562b7f02cd330764f5d055e51e7b25a69a48a3d86878b1f0a66ce3abe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0a2d562b7f02cd330764f5d055e51e7b25a69a48a3d86878b1f0a66ce3abe4", kill_on_drop: false }`
[INFO] [stdout] fa0a2d562b7f02cd330764f5d055e51e7b25a69a48a3d86878b1f0a66ce3abe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ab7d4349cc068e17a22839a01a768656aa3570cc79ef67d4694b6c58d7f892f
[INFO] running `Command { std: "docker" "start" "-a" "9ab7d4349cc068e17a22839a01a768656aa3570cc79ef67d4694b6c58d7f892f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/katas-3e0133a2a2bf28c7)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test fizzbuzz::tests::it_returns_buzz_when_given_ten ... ok
[INFO] [stdout] test fizzbuzz::tests::it_returns_fizz_when_given_three ... ok
[INFO] [stdout] test fizzbuzz::tests::it_returns_buzz_when_given_three ... ok
[INFO] [stdout] test fizzbuzz::tests::it_returns_fizz_when_given_six ... ok
[INFO] [stdout] test fizzbuzz::tests::it_returns_fizzbuzz_when_given_fifteen ... ok
[INFO] [stdout] test fizzbuzz::tests::it_returns_fizzbuzz_when_given_thirty ... ok
[INFO] [stdout] test fizzbuzz::tests::it_returns_one_when_given_one ... ok
[INFO] [stdout] test fizzbuzz::tests::it_returns_two_when_given_two ... ok
[INFO] [stdout] test greeter::tests::it_capitalizes_the_name ... ok
[INFO] [stdout] test greeter::tests::it_returns_good_evening_in_the_evening ... ok
[INFO] [stdout] test greeter::tests::it_returns_good_morning_in_the_morning ... ok
[INFO] [stdout] test greeter::tests::it_returns_good_night_during_the_night ... ok
[INFO] [stdout] test greeter::tests::it_returns_hello_name ... ok
[INFO] [stdout] test greeter::tests::it_trims_the_name ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_a_large_number_in_its_prime_factors ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_number_1_to_empty_list ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_number_2_to_2 ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_number_3_to_3 ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_number_4_to_2_and_2 ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_number_5_to_5 ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_number_6_to_3_and_2 ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_number_7_to_7 ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_number_8_to_2_2_and_2 ... ok
[INFO] [stdout] test prime_numbers::tests::it_factors_number_9_to_3_and_3 ... ok
[INFO] [stdout] test string_calculator::tests::it_gives_0_for_an_empty_string ... ok
[INFO] [stdout] test string_calculator::tests::it_allows_custom_delimiters_of_arbritary_length ... ok
[INFO] [stdout] test string_calculator::tests::it_allows_to_change_the_delimiter_to_a_semicolon ... ok
[INFO] [stdout] test string_calculator::tests::it_gives_the_number_for_a_string_containing_a_single_number ... ok
[INFO] [stdout] test string_calculator::tests::it_ignores_numbers_larger_than_1000 ... ok
[INFO] [stdout] test string_calculator::tests::it_sums_three_numbers_seperated_by_newlines_and_commas ... ok
[INFO] [stdout] test string_calculator::tests::it_sums_two_numbers_seperated_by_an_comma ... ok
[INFO] [stdout] test string_calculator::tests::it_sums_three_numbers_seperated_by_an_comma ... ok
[INFO] [stdout] test string_calculator::tests::it_panics_when_summing_negative_numbers - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ab7d4349cc068e17a22839a01a768656aa3570cc79ef67d4694b6c58d7f892f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab7d4349cc068e17a22839a01a768656aa3570cc79ef67d4694b6c58d7f892f", kill_on_drop: false }`
[INFO] [stdout] 9ab7d4349cc068e17a22839a01a768656aa3570cc79ef67d4694b6c58d7f892f