[INFO] cloning repository https://github.com/vizs/blkws
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vizs/blkws" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvizs%2Fblkws", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvizs%2Fblkws'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7dcb5496d1f524e8b263030c30e8b328337dcc4
[INFO] testing vizs/blkws against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvizs%2Fblkws" "/workspace/builds/worker-100/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-100/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vizs/blkws on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vizs/blkws
[INFO] finished tweaking git repo https://github.com/vizs/blkws
[INFO] tweaked toml for git repo https://github.com/vizs/blkws written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate git repo https://github.com/vizs/blkws already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 182475f948144721798330ca5ea90f82a22b18bdc123d547fdeb66bef6f9e47f
[INFO] running `Command { std: "docker" "start" "-a" "182475f948144721798330ca5ea90f82a22b18bdc123d547fdeb66bef6f9e47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "182475f948144721798330ca5ea90f82a22b18bdc123d547fdeb66bef6f9e47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182475f948144721798330ca5ea90f82a22b18bdc123d547fdeb66bef6f9e47f", kill_on_drop: false }`
[INFO] [stdout] 182475f948144721798330ca5ea90f82a22b18bdc123d547fdeb66bef6f9e47f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d542a3f27967eff687205319396e8fe067fc829c7d02e13e340f4ef4f4a2b6de
[INFO] running `Command { std: "docker" "start" "-a" "d542a3f27967eff687205319396e8fe067fc829c7d02e13e340f4ef4f4a2b6de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling blkws v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "d542a3f27967eff687205319396e8fe067fc829c7d02e13e340f4ef4f4a2b6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d542a3f27967eff687205319396e8fe067fc829c7d02e13e340f4ef4f4a2b6de", kill_on_drop: false }`
[INFO] [stdout] d542a3f27967eff687205319396e8fe067fc829c7d02e13e340f4ef4f4a2b6de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02877dd2e55c3183b1a5859d40f43eccd6de4dac44ec17153d0e2ef80313198f
[INFO] running `Command { std: "docker" "start" "-a" "02877dd2e55c3183b1a5859d40f43eccd6de4dac44ec17153d0e2ef80313198f", kill_on_drop: false }`
[INFO] [stderr]    Compiling blkws v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "02877dd2e55c3183b1a5859d40f43eccd6de4dac44ec17153d0e2ef80313198f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02877dd2e55c3183b1a5859d40f43eccd6de4dac44ec17153d0e2ef80313198f", kill_on_drop: false }`
[INFO] [stdout] 02877dd2e55c3183b1a5859d40f43eccd6de4dac44ec17153d0e2ef80313198f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01e630a8340f0881af785e03256c55cb7f35042b15e6413dfc4dc0528fdfd842
[INFO] running `Command { std: "docker" "start" "-a" "01e630a8340f0881af785e03256c55cb7f35042b15e6413dfc4dc0528fdfd842", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blkws-498ca876383745ae)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "01e630a8340f0881af785e03256c55cb7f35042b15e6413dfc4dc0528fdfd842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01e630a8340f0881af785e03256c55cb7f35042b15e6413dfc4dc0528fdfd842", kill_on_drop: false }`
[INFO] [stdout] 01e630a8340f0881af785e03256c55cb7f35042b15e6413dfc4dc0528fdfd842