[INFO] cloning repository https://github.com/bowmanjd/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/bowmanjd/rust-codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbowmanjd%2Frust-codewars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbowmanjd%2Frust-codewars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c82c131dead8c3321c33197ac7f058464a334a13
[INFO] testing bowmanjd/rust-codewars against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbowmanjd%2Frust-codewars" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bowmanjd/rust-codewars 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/bowmanjd/rust-codewars
[INFO] finished tweaking git repo https://github.com/bowmanjd/rust-codewars
[INFO] tweaked toml for git repo https://github.com/bowmanjd/rust-codewars written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate git repo https://github.com/bowmanjd/rust-codewars 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] ab2b7af9200307a3a4bb363ae267aa58f4e6bca03764daf0c6589d39a46f8224
[INFO] running `Command { std: "docker" "start" "-a" "ab2b7af9200307a3a4bb363ae267aa58f4e6bca03764daf0c6589d39a46f8224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab2b7af9200307a3a4bb363ae267aa58f4e6bca03764daf0c6589d39a46f8224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2b7af9200307a3a4bb363ae267aa58f4e6bca03764daf0c6589d39a46f8224", kill_on_drop: false }`
[INFO] [stdout] ab2b7af9200307a3a4bb363ae267aa58f4e6bca03764daf0c6589d39a46f8224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 56cf8c190367ccc7b3c46efdce67e422335bb9ab46bb146963444ce232fa024b
[INFO] running `Command { std: "docker" "start" "-a" "56cf8c190367ccc7b3c46efdce67e422335bb9ab46bb146963444ce232fa024b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rust-codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `MorseDecoder`
[INFO] [stdout]  --> src/morse_code.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct MorseDecoder {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/morse_code.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new() -> MorseDecoder {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decode_morse`
[INFO] [stdout]   --> src/morse_code.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn decode_morse(&self, encoded: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solution`
[INFO] [stdout]  --> src/string_endswith.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn solution(word: &str, ending: &str) -> bool {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solution`
[INFO] [stdout]  --> src/string_segmentation.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn solution(s: &str) -> Vec<String> {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.81s
[INFO] running `Command { std: "docker" "inspect" "56cf8c190367ccc7b3c46efdce67e422335bb9ab46bb146963444ce232fa024b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56cf8c190367ccc7b3c46efdce67e422335bb9ab46bb146963444ce232fa024b", kill_on_drop: false }`
[INFO] [stdout] 56cf8c190367ccc7b3c46efdce67e422335bb9ab46bb146963444ce232fa024b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] ddc3b32c593ab5ae805ac2501f1752f9a882d85e97d586cf3b7cb764a2e8e7ff
[INFO] running `Command { std: "docker" "start" "-a" "ddc3b32c593ab5ae805ac2501f1752f9a882d85e97d586cf3b7cb764a2e8e7ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "ddc3b32c593ab5ae805ac2501f1752f9a882d85e97d586cf3b7cb764a2e8e7ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc3b32c593ab5ae805ac2501f1752f9a882d85e97d586cf3b7cb764a2e8e7ff", kill_on_drop: false }`
[INFO] [stdout] ddc3b32c593ab5ae805ac2501f1752f9a882d85e97d586cf3b7cb764a2e8e7ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] d3b0d0a778d845a33c92b7a4d4ebf26a87dff4b25ee6289d8de6dd220634b027
[INFO] running `Command { std: "docker" "start" "-a" "d3b0d0a778d845a33c92b7a4d4ebf26a87dff4b25ee6289d8de6dd220634b027", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_codewars-bad909c8ac0e1d79)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test string_endswith::tests::returns_expected ... ok
[INFO] [stdout] test morse_code::tests::test03_complex ... ok
[INFO] [stdout] test morse_code::tests::test02_extra_space ... ok
[INFO] [stdout] test morse_code::tests::test01_basic ... ok
[INFO] [stdout] test string_segmentation::tests::basic ... ok
[INFO] [stdout] test morse_code::tests::test00_hey_jude ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d3b0d0a778d845a33c92b7a4d4ebf26a87dff4b25ee6289d8de6dd220634b027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b0d0a778d845a33c92b7a4d4ebf26a87dff4b25ee6289d8de6dd220634b027", kill_on_drop: false }`
[INFO] [stdout] d3b0d0a778d845a33c92b7a4d4ebf26a87dff4b25ee6289d8de6dd220634b027