[INFO] cloning repository https://github.com/faradayio/toy-tokio-queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/faradayio/toy-tokio-queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaradayio%2Ftoy-tokio-queue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaradayio%2Ftoy-tokio-queue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6cf1ef1b374a51d5f4a1da7e31fc0a98e5c08c4
[INFO] checking faradayio/toy-tokio-queue against master#ad0d4190facd509a5c79dce427bb7deb2824046e for pr-92472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaradayio%2Ftoy-tokio-queue" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/faradayio/toy-tokio-queue on toolchain ad0d4190facd509a5c79dce427bb7deb2824046e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/faradayio/toy-tokio-queue
[INFO] finished tweaking git repo https://github.com/faradayio/toy-tokio-queue
[INFO] tweaked toml for git repo https://github.com/faradayio/toy-tokio-queue written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/faradayio/toy-tokio-queue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.0.0
[INFO] [stderr]   Downloaded structopt-derive v0.2.8
[INFO] [stderr]   Downloaded tokio-io v0.1.6
[INFO] [stderr]   Downloaded rustc-demangle v0.1.8
[INFO] [stderr]   Downloaded openssl-sys v0.9.30
[INFO] [stderr]   Downloaded bytes v0.4.7
[INFO] [stderr]   Downloaded cc v1.0.15
[INFO] [stderr]   Downloaded pkg-config v0.3.11
[INFO] [stderr]   Downloaded tokio-executor v0.1.2
[INFO] [stderr]   Downloaded structopt v0.2.8
[INFO] [stderr]   Downloaded atty v0.2.10
[INFO] [stderr]   Downloaded futures v0.1.21
[INFO] [stderr]   Downloaded tokio v0.1.6
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.3.1
[INFO] [stderr]   Downloaded backtrace v0.3.7
[INFO] [stderr]   Downloaded tokio-fs v0.1.0
[INFO] [stderr]   Downloaded clap v2.31.2
[INFO] [stderr]   Downloaded slab v0.4.0
[INFO] [stderr]   Downloaded syn v0.13.10
[INFO] [stderr]   Downloaded tokio-udp v0.1.0
[INFO] [stderr]   Downloaded vcpkg v0.2.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.3.2
[INFO] [stderr]   Downloaded mio v0.6.14
[INFO] [stderr]   Downloaded tokio-tcp v0.1.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.3
[INFO] [stderr]   Downloaded net2 v0.2.32
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.1
[INFO] [stderr]   Downloaded tokio-reactor v0.1.1
[INFO] [stderr]   Downloaded tokio-openssl v0.2.0
[INFO] [stderr]   Downloaded tokio-timer v0.2.3
[INFO] [stderr]   Downloaded libc v0.2.40
[INFO] [stderr]   Downloaded openssl v0.10.7
[INFO] [stderr]   Downloaded quote v0.5.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.37
[INFO] [stderr]   Downloaded proc-macro2 v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d14b69e0d71c530174c5d98306d25118bb94422bcf76a4bdbfde22e7029c43c0
[INFO] running `Command { std: "docker" "start" "-a" "d14b69e0d71c530174c5d98306d25118bb94422bcf76a4bdbfde22e7029c43c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d14b69e0d71c530174c5d98306d25118bb94422bcf76a4bdbfde22e7029c43c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14b69e0d71c530174c5d98306d25118bb94422bcf76a4bdbfde22e7029c43c0", kill_on_drop: false }`
[INFO] [stdout] d14b69e0d71c530174c5d98306d25118bb94422bcf76a4bdbfde22e7029c43c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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=forbid" "-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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ad0d4190facd509a5c79dce427bb7deb2824046e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9f8d65593bc41af862aca1339c5d83a6150f30a9c7e450cf2d6f5a56cb35547
[INFO] running `Command { std: "docker" "start" "-a" "b9f8d65593bc41af862aca1339c5d83a6150f30a9c7e450cf2d6f5a56cb35547", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "b9f8d65593bc41af862aca1339c5d83a6150f30a9c7e450cf2d6f5a56cb35547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f8d65593bc41af862aca1339c5d83a6150f30a9c7e450cf2d6f5a56cb35547", kill_on_drop: false }`
[INFO] [stdout] b9f8d65593bc41af862aca1339c5d83a6150f30a9c7e450cf2d6f5a56cb35547