[INFO] cloning repository https://github.com/marusama/hackerrank-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marusama/hackerrank-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarusama%2Fhackerrank-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarusama%2Fhackerrank-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5727f32b88cfeef32d39d57bae87b8bdc7e5fb5f
[INFO] testing marusama/hackerrank-rust against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarusama%2Fhackerrank-rust" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marusama/hackerrank-rust on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marusama/hackerrank-rust
[INFO] finished tweaking git repo https://github.com/marusama/hackerrank-rust
[INFO] tweaked toml for git repo https://github.com/marusama/hackerrank-rust written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/marusama/hackerrank-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08d8921e341886773e6333390d4776c36fb3b29c1511e77fcccaf0a4dc1ec917
[INFO] running `Command { std: "docker" "start" "-a" "08d8921e341886773e6333390d4776c36fb3b29c1511e77fcccaf0a4dc1ec917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d8921e341886773e6333390d4776c36fb3b29c1511e77fcccaf0a4dc1ec917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d8921e341886773e6333390d4776c36fb3b29c1511e77fcccaf0a4dc1ec917", kill_on_drop: false }`
[INFO] [stdout] 08d8921e341886773e6333390d4776c36fb3b29c1511e77fcccaf0a4dc1ec917
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e59d34ace5cccb409fdb89fab48f4b36935d03e7ae8d7d03b07061179f457ae
[INFO] running `Command { std: "docker" "start" "-a" "0e59d34ace5cccb409fdb89fab48f4b36935d03e7ae8d7d03b07061179f457ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling hackerrank-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> src/algorithms/warmup/compare_the_triplets.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "0e59d34ace5cccb409fdb89fab48f4b36935d03e7ae8d7d03b07061179f457ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e59d34ace5cccb409fdb89fab48f4b36935d03e7ae8d7d03b07061179f457ae", kill_on_drop: false }`
[INFO] [stdout] 0e59d34ace5cccb409fdb89fab48f4b36935d03e7ae8d7d03b07061179f457ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14528b3308d1a92ac8844050fd62f2596718a2bc5073222be22d760025cec66b
[INFO] running `Command { std: "docker" "start" "-a" "14528b3308d1a92ac8844050fd62f2596718a2bc5073222be22d760025cec66b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hackerrank-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> src/algorithms/warmup/compare_the_triplets.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "14528b3308d1a92ac8844050fd62f2596718a2bc5073222be22d760025cec66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14528b3308d1a92ac8844050fd62f2596718a2bc5073222be22d760025cec66b", kill_on_drop: false }`
[INFO] [stdout] 14528b3308d1a92ac8844050fd62f2596718a2bc5073222be22d760025cec66b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43cfe1cfc09b5af9acaacb545bf7ad9cf7ba61a1db950ba6e5ccf92188de1f97
[INFO] running `Command { std: "docker" "start" "-a" "43cfe1cfc09b5af9acaacb545bf7ad9cf7ba61a1db950ba6e5ccf92188de1f97", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::vec`
[INFO] [stderr]  --> src/algorithms/warmup/compare_the_triplets.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::vec;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hackerrank-rust` (bin "hackerrank-rust" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hackerrank_rust-29720d2d48acde15)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test algorithms::warmup::compare_the_triplets::tests::test_compare ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43cfe1cfc09b5af9acaacb545bf7ad9cf7ba61a1db950ba6e5ccf92188de1f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43cfe1cfc09b5af9acaacb545bf7ad9cf7ba61a1db950ba6e5ccf92188de1f97", kill_on_drop: false }`
[INFO] [stdout] 43cfe1cfc09b5af9acaacb545bf7ad9cf7ba61a1db950ba6e5ccf92188de1f97