[INFO] cloning repository https://github.com/erichgess/zmq_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erichgess/zmq_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferichgess%2Fzmq_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferichgess%2Fzmq_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c048e416443e6cc13764630849abcafba4506641
[INFO] documenting erichgess/zmq_example against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferichgess%2Fzmq_example" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erichgess/zmq_example on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erichgess/zmq_example
[INFO] finished tweaking git repo https://github.com/erichgess/zmq_example
[INFO] tweaked toml for git repo https://github.com/erichgess/zmq_example written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/erichgess/zmq_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zmq-sys v0.11.0
[INFO] [stderr]   Downloaded zmq v0.9.2
[INFO] [stderr]   Downloaded rmp-serde v0.15.4
[INFO] [stderr]   Downloaded zeromq-src v0.1.10+4.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ec663e83891455f515378f6fd2ab43df6fa0eed368f47e5f590c2330101cf2f
[INFO] running `Command { std: "docker" "start" "-a" "7ec663e83891455f515378f6fd2ab43df6fa0eed368f47e5f590c2330101cf2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ec663e83891455f515378f6fd2ab43df6fa0eed368f47e5f590c2330101cf2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec663e83891455f515378f6fd2ab43df6fa0eed368f47e5f590c2330101cf2f", kill_on_drop: false }`
[INFO] [stdout] 7ec663e83891455f515378f6fd2ab43df6fa0eed368f47e5f590c2330101cf2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7a970bb6e9dc95fa73266f76a935605b3107bf40d50db42c58107fa75f48b18
[INFO] running `Command { std: "docker" "start" "-a" "a7a970bb6e9dc95fa73266f76a935605b3107bf40d50db42c58107fa75f48b18", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling signal-hook v0.3.8
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling zeromq-src v0.1.10+4.3.2
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-queue v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam v0.8.0
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking rmp-serde v0.15.4
[INFO] [stderr]  Documenting server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.34s
[INFO] running `Command { std: "docker" "inspect" "a7a970bb6e9dc95fa73266f76a935605b3107bf40d50db42c58107fa75f48b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a970bb6e9dc95fa73266f76a935605b3107bf40d50db42c58107fa75f48b18", kill_on_drop: false }`
[INFO] [stdout] a7a970bb6e9dc95fa73266f76a935605b3107bf40d50db42c58107fa75f48b18