[INFO] fetching crate basic_log 0.2.0...
[INFO] documenting basic_log-0.2.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate basic_log 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate basic_log 0.2.0 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 basic_log 0.2.0
[INFO] finished tweaking crates.io crate basic_log 0.2.0
[INFO] tweaked toml for crates.io crate basic_log 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate basic_log 0.2.0 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ab9e274706d75e8e044b57a2acd1d113ca71c35711aa06da5ea5a892f57e1afe
[INFO] running `Command { std: "docker" "start" "-a" "ab9e274706d75e8e044b57a2acd1d113ca71c35711aa06da5ea5a892f57e1afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab9e274706d75e8e044b57a2acd1d113ca71c35711aa06da5ea5a892f57e1afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab9e274706d75e8e044b57a2acd1d113ca71c35711aa06da5ea5a892f57e1afe", kill_on_drop: false }`
[INFO] [stdout] ab9e274706d75e8e044b57a2acd1d113ca71c35711aa06da5ea5a892f57e1afe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 552c268ab71bdf728ca84c26b3dfe305400bd8993f43f2f88eb49bc2fe94b19e
[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" "552c268ab71bdf728ca84c26b3dfe305400bd8993f43f2f88eb49bc2fe94b19e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting basic_log v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.21s
[INFO] running `Command { std: "docker" "inspect" "552c268ab71bdf728ca84c26b3dfe305400bd8993f43f2f88eb49bc2fe94b19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552c268ab71bdf728ca84c26b3dfe305400bd8993f43f2f88eb49bc2fe94b19e", kill_on_drop: false }`
[INFO] [stdout] 552c268ab71bdf728ca84c26b3dfe305400bd8993f43f2f88eb49bc2fe94b19e
