[INFO] fetching crate akin 0.3.3...
[INFO] documenting akin-0.3.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate akin 0.3.3 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate akin 0.3.3 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate akin 0.3.3
[INFO] finished tweaking crates.io crate akin 0.3.3
[INFO] tweaked toml for crates.io crate akin 0.3.3 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d645ead41de9d8bf0fb396f474825902b9660a11abfa0a8d185ec5fd9074d943
[INFO] running `Command { std: "docker" "start" "-a" "d645ead41de9d8bf0fb396f474825902b9660a11abfa0a8d185ec5fd9074d943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d645ead41de9d8bf0fb396f474825902b9660a11abfa0a8d185ec5fd9074d943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d645ead41de9d8bf0fb396f474825902b9660a11abfa0a8d185ec5fd9074d943", kill_on_drop: false }`
[INFO] [stdout] d645ead41de9d8bf0fb396f474825902b9660a11abfa0a8d185ec5fd9074d943
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97301fc8808c2efd3e01ca7a1ac632c86d7d11f35663224fad6247b9aeb763c1
[INFO] running `Command { std: "docker" "start" "-a" "97301fc8808c2efd3e01ca7a1ac632c86d7d11f35663224fad6247b9aeb763c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting akin v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "97301fc8808c2efd3e01ca7a1ac632c86d7d11f35663224fad6247b9aeb763c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97301fc8808c2efd3e01ca7a1ac632c86d7d11f35663224fad6247b9aeb763c1", kill_on_drop: false }`
[INFO] [stdout] 97301fc8808c2efd3e01ca7a1ac632c86d7d11f35663224fad6247b9aeb763c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] c81bcea0928c5250ea00da1fba96d8f5f74c1776de2763f6944d0bae3b832674
[INFO] running `Command { std: "docker" "start" "-a" "c81bcea0928c5250ea00da1fba96d8f5f74c1776de2763f6944d0bae3b832674", kill_on_drop: false }`
[INFO] [stderr]  Documenting akin v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "c81bcea0928c5250ea00da1fba96d8f5f74c1776de2763f6944d0bae3b832674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c81bcea0928c5250ea00da1fba96d8f5f74c1776de2763f6944d0bae3b832674", kill_on_drop: false }`
[INFO] [stdout] c81bcea0928c5250ea00da1fba96d8f5f74c1776de2763f6944d0bae3b832674