[INFO] cloning repository https://github.com/thedodd/dockerfile
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thedodd/dockerfile" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthedodd%2Fdockerfile", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthedodd%2Fdockerfile'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a54a06a2aff152d88b92915d60cc3948481c803
[INFO] documenting thedodd/dockerfile against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthedodd%2Fdockerfile" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thedodd/dockerfile on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thedodd/dockerfile
[INFO] finished tweaking git repo https://github.com/thedodd/dockerfile
[INFO] tweaked toml for git repo https://github.com/thedodd/dockerfile written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/thedodd/dockerfile already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41de00a816e4cb9aadb1d028052b788cf81d8c035f3841eae9f41e9f34387800
[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" "41de00a816e4cb9aadb1d028052b788cf81d8c035f3841eae9f41e9f34387800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41de00a816e4cb9aadb1d028052b788cf81d8c035f3841eae9f41e9f34387800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41de00a816e4cb9aadb1d028052b788cf81d8c035f3841eae9f41e9f34387800", kill_on_drop: false }`
[INFO] [stdout] 41de00a816e4cb9aadb1d028052b788cf81d8c035f3841eae9f41e9f34387800
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4989a80f0d64c62b2879626198a1a897e350f8553cc0c8a6de247887d021213f
[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" "4989a80f0d64c62b2879626198a1a897e350f8553cc0c8a6de247887d021213f", kill_on_drop: false }`
[INFO] [stderr]  Documenting dockerfile v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "4989a80f0d64c62b2879626198a1a897e350f8553cc0c8a6de247887d021213f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4989a80f0d64c62b2879626198a1a897e350f8553cc0c8a6de247887d021213f", kill_on_drop: false }`
[INFO] [stdout] 4989a80f0d64c62b2879626198a1a897e350f8553cc0c8a6de247887d021213f