[INFO] fetching crate async-io 1.6.0...
[INFO] documenting async-io-1.6.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate async-io 1.6.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate async-io 1.6.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-io 1.6.0
[INFO] finished tweaking crates.io crate async-io 1.6.0
[INFO] tweaked toml for crates.io crate async-io 1.6.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate async-io 1.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded timerfd v1.2.0
[INFO] [stderr]   Downloaded uds_windows v1.0.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db7291511c5e853f24f1b2aa682ca7135f178e9c63d032e0ed33fbc1bb8f552b
[INFO] running `Command { std: "docker" "start" "-a" "db7291511c5e853f24f1b2aa682ca7135f178e9c63d032e0ed33fbc1bb8f552b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db7291511c5e853f24f1b2aa682ca7135f178e9c63d032e0ed33fbc1bb8f552b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7291511c5e853f24f1b2aa682ca7135f178e9c63d032e0ed33fbc1bb8f552b", kill_on_drop: false }`
[INFO] [stdout] db7291511c5e853f24f1b2aa682ca7135f178e9c63d032e0ed33fbc1bb8f552b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c323597087942006251892d89a35191ea684f1ca4cf221d681c0f9ed4351c56c
[INFO] running `Command { std: "docker" "start" "-a" "c323597087942006251892d89a35191ea684f1ca4cf221d681c0f9ed4351c56c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]  Documenting async-io v1.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `Command { std: "docker" "inspect" "c323597087942006251892d89a35191ea684f1ca4cf221d681c0f9ed4351c56c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c323597087942006251892d89a35191ea684f1ca4cf221d681c0f9ed4351c56c", kill_on_drop: false }`
[INFO] [stdout] c323597087942006251892d89a35191ea684f1ca4cf221d681c0f9ed4351c56c
