[INFO] fetching crate kingslayer 0.5.2...
[INFO] documenting kingslayer-0.5.2 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate kingslayer 0.5.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate kingslayer 0.5.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kingslayer 0.5.2
[INFO] finished tweaking crates.io crate kingslayer 0.5.2
[INFO] tweaked toml for crates.io crate kingslayer 0.5.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate kingslayer 0.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b240fa274bde8ac04262918430e10fb4bbd33208be973c2123fc0b749b97946e
[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" "b240fa274bde8ac04262918430e10fb4bbd33208be973c2123fc0b749b97946e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b240fa274bde8ac04262918430e10fb4bbd33208be973c2123fc0b749b97946e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b240fa274bde8ac04262918430e10fb4bbd33208be973c2123fc0b749b97946e", kill_on_drop: false }`
[INFO] [stdout] b240fa274bde8ac04262918430e10fb4bbd33208be973c2123fc0b749b97946e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf2163205caf37daace233657f254dd4193f6ba8ebb952c1a9b024bb0dfa4580
[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" "bf2163205caf37daace233657f254dd4193f6ba8ebb952c1a9b024bb0dfa4580", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]  Documenting kingslayer v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.19s
[INFO] running `Command { std: "docker" "inspect" "bf2163205caf37daace233657f254dd4193f6ba8ebb952c1a9b024bb0dfa4580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf2163205caf37daace233657f254dd4193f6ba8ebb952c1a9b024bb0dfa4580", kill_on_drop: false }`
[INFO] [stdout] bf2163205caf37daace233657f254dd4193f6ba8ebb952c1a9b024bb0dfa4580
