[INFO] fetching crate daemon-engine 0.6.0...
[INFO] documenting daemon-engine-0.6.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate daemon-engine 0.6.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate daemon-engine 0.6.0 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 daemon-engine 0.6.0
[INFO] finished tweaking crates.io crate daemon-engine 0.6.0
[INFO] tweaked toml for crates.io crate daemon-engine 0.6.0 written to /workspace/builds/worker-3/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-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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b8c1bd55d1b25b6a8eb2d21acd4cd21839f408d42f3a900b9bb2266cc488c71
[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" "8b8c1bd55d1b25b6a8eb2d21acd4cd21839f408d42f3a900b9bb2266cc488c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b8c1bd55d1b25b6a8eb2d21acd4cd21839f408d42f3a900b9bb2266cc488c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b8c1bd55d1b25b6a8eb2d21acd4cd21839f408d42f3a900b9bb2266cc488c71", kill_on_drop: false }`
[INFO] [stdout] 8b8c1bd55d1b25b6a8eb2d21acd4cd21839f408d42f3a900b9bb2266cc488c71
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7645ffd042ecb45f7918a1ae9b896a45ab7bf4ab412e1a8e435c50a536d6f93
[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" "a7645ffd042ecb45f7918a1ae9b896a45ab7bf4ab412e1a8e435c50a536d6f93", kill_on_drop: false }`
[INFO] [stderr]     Checking users v0.7.0
[INFO] [stderr]     Checking tokio-serde v0.2.0
[INFO] [stderr]     Checking tokio-async-await v0.1.7
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-serde-json-mirror v0.1.0
[INFO] [stderr]  Documenting daemon-engine v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown attribute `norun`. Did you mean `no_run`?
[INFO] [stdout]   --> src/lib.rs:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | / /// AsyncWait implements a `.wait()` equivalent that works from any contex.
[INFO] [stdout] 86 | | /// This is required because at some point in the past `.wait()` stopped doing this,
[INFO] [stdout] 87 | | /// and thus calling it in a polling context causes everything to lock up.
[INFO] [stdout] 88 | | /// see: https://github.com/tokio-rs/tokio-core/issues/182 and related issues.
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | | /// let _client = TcpConnection::<JsonCodec<Request, Response>>::new(&addr, JsonCodec::new()).async_wait().unwrap();
[INFO] [stdout] 94 | | /// ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_codeblock_attributes)]` on by default
[INFO] [stdout]    = help: the code block will either not be tested if not marked as a rust one or will be run (which you might not want)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.83s
[INFO] running `Command { std: "docker" "inspect" "a7645ffd042ecb45f7918a1ae9b896a45ab7bf4ab412e1a8e435c50a536d6f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7645ffd042ecb45f7918a1ae9b896a45ab7bf4ab412e1a8e435c50a536d6f93", kill_on_drop: false }`
[INFO] [stdout] a7645ffd042ecb45f7918a1ae9b896a45ab7bf4ab412e1a8e435c50a536d6f93