[INFO] cloning repository https://github.com/suhr/ws-tox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suhr/ws-tox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhr%2Fws-tox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhr%2Fws-tox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff1b0b47a0086e8bb4c8bfc269384cf552d12b82
[INFO] documenting suhr/ws-tox against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhr%2Fws-tox" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/suhr/ws-tox on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/suhr/ws-tox
[INFO] finished tweaking git repo https://github.com/suhr/ws-tox
[INFO] tweaked toml for git repo https://github.com/suhr/ws-tox written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/suhr/ws-tox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 002cb5ccd5cc0d982bc131520751b8c0a4bad460b0fa253707c978aa5b78eb91
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "002cb5ccd5cc0d982bc131520751b8c0a4bad460b0fa253707c978aa5b78eb91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "002cb5ccd5cc0d982bc131520751b8c0a4bad460b0fa253707c978aa5b78eb91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002cb5ccd5cc0d982bc131520751b8c0a4bad460b0fa253707c978aa5b78eb91", kill_on_drop: false }`
[INFO] [stdout] 002cb5ccd5cc0d982bc131520751b8c0a4bad460b0fa253707c978aa5b78eb91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9e0a8aa4aa7be9cca3d449afa5cf85da988eeb47f679e598d798e7b32a3a66b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c9e0a8aa4aa7be9cca3d449afa5cf85da988eeb47f679e598d798e7b32a3a66b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rstox v0.0.1 (https://github.com/tox-rs/rstox.git#1793619c)
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]     Checking websocket v0.22.4
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]     Checking serde v1.0.91
[INFO] [stderr]     Checking base64-serde v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking ws-tox-protocol v0.1.0 (https://github.com/tox-rs/ws-tox-protocol.git#402ee277)
[INFO] [stderr]  Documenting ws-tox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.38s
[INFO] running `Command { std: "docker" "inspect" "c9e0a8aa4aa7be9cca3d449afa5cf85da988eeb47f679e598d798e7b32a3a66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e0a8aa4aa7be9cca3d449afa5cf85da988eeb47f679e598d798e7b32a3a66b", kill_on_drop: false }`
[INFO] [stdout] c9e0a8aa4aa7be9cca3d449afa5cf85da988eeb47f679e598d798e7b32a3a66b