[INFO] cloning repository https://github.com/Alex-6346/Exercism-tasks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alex-6346/Exercism-tasks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlex-6346%2FExercism-tasks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlex-6346%2FExercism-tasks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e8f7a1d4774cfe8233ac12d17b06242f20e6c16
[INFO] testing Alex-6346/Exercism-tasks 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%2FAlex-6346%2FExercism-tasks" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alex-6346/Exercism-tasks 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/Alex-6346/Exercism-tasks
[INFO] finished tweaking git repo https://github.com/Alex-6346/Exercism-tasks
[INFO] tweaked toml for git repo https://github.com/Alex-6346/Exercism-tasks written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/Alex-6346/Exercism-tasks 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] [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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 1f6c76d4ee4882410ba1b7200bc9cae11a69f7d89d6f710e2a2eac664e1ce671
[INFO] running `Command { std: "docker" "start" "-a" "1f6c76d4ee4882410ba1b7200bc9cae11a69f7d89d6f710e2a2eac664e1ce671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f6c76d4ee4882410ba1b7200bc9cae11a69f7d89d6f710e2a2eac664e1ce671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f6c76d4ee4882410ba1b7200bc9cae11a69f7d89d6f710e2a2eac664e1ce671", kill_on_drop: false }`
[INFO] [stdout] 1f6c76d4ee4882410ba1b7200bc9cae11a69f7d89d6f710e2a2eac664e1ce671
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] c43049fdaa62c9afcead5bbaaba579d9294497b929aa58cd9e000fdd48420e57
[INFO] running `Command { std: "docker" "start" "-a" "c43049fdaa62c9afcead5bbaaba579d9294497b929aa58cd9e000fdd48420e57", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling exercism_tasks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "c43049fdaa62c9afcead5bbaaba579d9294497b929aa58cd9e000fdd48420e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c43049fdaa62c9afcead5bbaaba579d9294497b929aa58cd9e000fdd48420e57", kill_on_drop: false }`
[INFO] [stdout] c43049fdaa62c9afcead5bbaaba579d9294497b929aa58cd9e000fdd48420e57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 3fece6490720e7485a32fdaaa5844c061467272b12544fa6074bd949f20f8262
[INFO] running `Command { std: "docker" "start" "-a" "3fece6490720e7485a32fdaaa5844c061467272b12544fa6074bd949f20f8262", kill_on_drop: false }`
[INFO] [stderr]    Compiling exercism_tasks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "3fece6490720e7485a32fdaaa5844c061467272b12544fa6074bd949f20f8262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fece6490720e7485a32fdaaa5844c061467272b12544fa6074bd949f20f8262", kill_on_drop: false }`
[INFO] [stdout] 3fece6490720e7485a32fdaaa5844c061467272b12544fa6074bd949f20f8262
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] b82bb6665333afd284871fba293fe141a2f442abc1746744c076479f6d84b8ab
[INFO] running `Command { std: "docker" "start" "-a" "b82bb6665333afd284871fba293fe141a2f442abc1746744c076479f6d84b8ab", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exercism_tasks-17ae1ae585245308)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b82bb6665333afd284871fba293fe141a2f442abc1746744c076479f6d84b8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82bb6665333afd284871fba293fe141a2f442abc1746744c076479f6d84b8ab", kill_on_drop: false }`
[INFO] [stdout] b82bb6665333afd284871fba293fe141a2f442abc1746744c076479f6d84b8ab