[INFO] fetching crate rock 0.0.0-alpha.2...
[INFO] testing rock-0.0.0-alpha.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rock 0.0.0-alpha.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rock 0.0.0-alpha.2 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 crates.io crate rock 0.0.0-alpha.2
[INFO] finished tweaking crates.io crate rock 0.0.0-alpha.2
[INFO] tweaked toml for crates.io crate rock 0.0.0-alpha.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] d0e5f62d8142e203a83bb2ddb0d66a0f1bc0d3d7264e8392a5e5d2287b00853d
[INFO] running `Command { std: "docker" "start" "-a" "d0e5f62d8142e203a83bb2ddb0d66a0f1bc0d3d7264e8392a5e5d2287b00853d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0e5f62d8142e203a83bb2ddb0d66a0f1bc0d3d7264e8392a5e5d2287b00853d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e5f62d8142e203a83bb2ddb0d66a0f1bc0d3d7264e8392a5e5d2287b00853d", kill_on_drop: false }`
[INFO] [stdout] d0e5f62d8142e203a83bb2ddb0d66a0f1bc0d3d7264e8392a5e5d2287b00853d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] d776ae26ed516dd01ca103708c5c77f2a09d46a0543d1f617926bd378fd52168
[INFO] running `Command { std: "docker" "start" "-a" "d776ae26ed516dd01ca103708c5c77f2a09d46a0543d1f617926bd378fd52168", kill_on_drop: false }`
[INFO] [stderr]    Compiling rock v0.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "d776ae26ed516dd01ca103708c5c77f2a09d46a0543d1f617926bd378fd52168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d776ae26ed516dd01ca103708c5c77f2a09d46a0543d1f617926bd378fd52168", kill_on_drop: false }`
[INFO] [stdout] d776ae26ed516dd01ca103708c5c77f2a09d46a0543d1f617926bd378fd52168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1ef4e91dfeee6e6d25174d89fdf7dcf7d58423a5b0791b664c681071b117616d
[INFO] running `Command { std: "docker" "start" "-a" "1ef4e91dfeee6e6d25174d89fdf7dcf7d58423a5b0791b664c681071b117616d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rock v0.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "1ef4e91dfeee6e6d25174d89fdf7dcf7d58423a5b0791b664c681071b117616d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef4e91dfeee6e6d25174d89fdf7dcf7d58423a5b0791b664c681071b117616d", kill_on_drop: false }`
[INFO] [stdout] 1ef4e91dfeee6e6d25174d89fdf7dcf7d58423a5b0791b664c681071b117616d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 181c103fd655bb8fa0d1bb6be4804ff340ca0963c10372a5ec1d610cfb2fa336
[INFO] running `Command { std: "docker" "start" "-a" "181c103fd655bb8fa0d1bb6be4804ff340ca0963c10372a5ec1d610cfb2fa336", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rock-19ffbdc2993bede0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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] [stderr]    Doc-tests rock
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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" "181c103fd655bb8fa0d1bb6be4804ff340ca0963c10372a5ec1d610cfb2fa336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181c103fd655bb8fa0d1bb6be4804ff340ca0963c10372a5ec1d610cfb2fa336", kill_on_drop: false }`
[INFO] [stdout] 181c103fd655bb8fa0d1bb6be4804ff340ca0963c10372a5ec1d610cfb2fa336