[INFO] fetching crate herbert 0.2.1...
[INFO] documenting herbert-0.2.1 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate herbert 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate herbert 0.2.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate herbert 0.2.1
[INFO] finished tweaking crates.io crate herbert 0.2.1
[INFO] tweaked toml for crates.io crate herbert 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate herbert 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11574ede5c3bc278bfcfcafe85a3cccd51c085fb2d86713ad528b16b6a616619
[INFO] running `Command { std: "docker" "start" "-a" "11574ede5c3bc278bfcfcafe85a3cccd51c085fb2d86713ad528b16b6a616619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11574ede5c3bc278bfcfcafe85a3cccd51c085fb2d86713ad528b16b6a616619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11574ede5c3bc278bfcfcafe85a3cccd51c085fb2d86713ad528b16b6a616619", kill_on_drop: false }`
[INFO] [stdout] 11574ede5c3bc278bfcfcafe85a3cccd51c085fb2d86713ad528b16b6a616619
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d6c754b3845166f707991e6dcd7e507472f557f07ea6f46ddff6d3bb64b224
[INFO] running `Command { std: "docker" "start" "-a" "52d6c754b3845166f707991e6dcd7e507472f557f07ea6f46ddff6d3bb64b224", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]  Documenting herbert v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `Command { std: "docker" "inspect" "52d6c754b3845166f707991e6dcd7e507472f557f07ea6f46ddff6d3bb64b224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d6c754b3845166f707991e6dcd7e507472f557f07ea6f46ddff6d3bb64b224", kill_on_drop: false }`
[INFO] [stdout] 52d6c754b3845166f707991e6dcd7e507472f557f07ea6f46ddff6d3bb64b224
