[INFO] fetching crate ruswords 0.1.0...
[INFO] documenting ruswords-0.1.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate ruswords 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ruswords 0.1.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruswords 0.1.0
[INFO] finished tweaking crates.io crate ruswords 0.1.0
[INFO] tweaked toml for crates.io crate ruswords 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99c46c88ebd926ccc60b214554e404650d61846ffd8d39734113b9d5ef2207bc
[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" "99c46c88ebd926ccc60b214554e404650d61846ffd8d39734113b9d5ef2207bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99c46c88ebd926ccc60b214554e404650d61846ffd8d39734113b9d5ef2207bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c46c88ebd926ccc60b214554e404650d61846ffd8d39734113b9d5ef2207bc", kill_on_drop: false }`
[INFO] [stdout] 99c46c88ebd926ccc60b214554e404650d61846ffd8d39734113b9d5ef2207bc
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c10047d42dcc918258cc05b4c5fd0bd6c8b696b7f1a32f8acf95a22f553bb86
[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" "1c10047d42dcc918258cc05b4c5fd0bd6c8b696b7f1a32f8acf95a22f553bb86", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking string_cache_shared v0.3.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking xvii v0.3.4
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]     Checking select v0.4.3
[INFO] [stderr]  Documenting ruswords v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.48s
[INFO] running `Command { std: "docker" "inspect" "1c10047d42dcc918258cc05b4c5fd0bd6c8b696b7f1a32f8acf95a22f553bb86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c10047d42dcc918258cc05b4c5fd0bd6c8b696b7f1a32f8acf95a22f553bb86", kill_on_drop: false }`
[INFO] [stdout] 1c10047d42dcc918258cc05b4c5fd0bd6c8b696b7f1a32f8acf95a22f553bb86