[INFO] fetching crate libpcp 0.6.4...
[INFO] documenting libpcp-0.6.4 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate libpcp 0.6.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate libpcp 0.6.4 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 libpcp 0.6.4
[INFO] finished tweaking crates.io crate libpcp 0.6.4
[INFO] tweaked toml for crates.io crate libpcp 0.6.4 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gcollections v1.4.0
[INFO] [stderr]   Downloaded trilean v1.1.0
[INFO] [stderr]   Downloaded intervallum v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] d584b2955a0455505aafbaeb8fddc55fa4d5c0941b46a737830a3c8b065d7521
[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" "d584b2955a0455505aafbaeb8fddc55fa4d5c0941b46a737830a3c8b065d7521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d584b2955a0455505aafbaeb8fddc55fa4d5c0941b46a737830a3c8b065d7521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d584b2955a0455505aafbaeb8fddc55fa4d5c0941b46a737830a3c8b065d7521", kill_on_drop: false }`
[INFO] [stdout] d584b2955a0455505aafbaeb8fddc55fa4d5c0941b46a737830a3c8b065d7521
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 8524d2c195f017ad782496f76cda41fd25e16e6dc6d2e3a9fee1baee07f8ff72
[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" "8524d2c195f017ad782496f76cda41fd25e16e6dc6d2e3a9fee1baee07f8ff72", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking trilean v1.1.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking bit-set v0.2.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking gcollections v1.4.0
[INFO] [stderr]     Checking intervallum v1.3.0
[INFO] [stderr]  Documenting libpcp v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "8524d2c195f017ad782496f76cda41fd25e16e6dc6d2e3a9fee1baee07f8ff72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8524d2c195f017ad782496f76cda41fd25e16e6dc6d2e3a9fee1baee07f8ff72", kill_on_drop: false }`
[INFO] [stdout] 8524d2c195f017ad782496f76cda41fd25e16e6dc6d2e3a9fee1baee07f8ff72