[INFO] fetching crate me0w 0.0.0...
[INFO] documenting me0w-0.0.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate me0w 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate me0w 0.0.0 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 me0w 0.0.0
[INFO] finished tweaking crates.io crate me0w 0.0.0
[INFO] tweaked toml for crates.io crate me0w 0.0.0 written to /workspace/builds/worker-4/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] 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 08d1593537ea49c6ddc09d5109ef57c1bec168c8f444b7dc4434aa9592bd11a3
[INFO] running `Command { std: "docker" "start" "-a" "08d1593537ea49c6ddc09d5109ef57c1bec168c8f444b7dc4434aa9592bd11a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d1593537ea49c6ddc09d5109ef57c1bec168c8f444b7dc4434aa9592bd11a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d1593537ea49c6ddc09d5109ef57c1bec168c8f444b7dc4434aa9592bd11a3", kill_on_drop: false }`
[INFO] [stdout] 08d1593537ea49c6ddc09d5109ef57c1bec168c8f444b7dc4434aa9592bd11a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0a6339be1f49883da75bd0400b44402491174ec2d06dd36f0065bc513cf3c59f
[INFO] running `Command { std: "docker" "start" "-a" "0a6339be1f49883da75bd0400b44402491174ec2d06dd36f0065bc513cf3c59f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting me0w v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "0a6339be1f49883da75bd0400b44402491174ec2d06dd36f0065bc513cf3c59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6339be1f49883da75bd0400b44402491174ec2d06dd36f0065bc513cf3c59f", kill_on_drop: false }`
[INFO] [stdout] 0a6339be1f49883da75bd0400b44402491174ec2d06dd36f0065bc513cf3c59f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 1980fd8bee6af8fed8e16d93c54b6339a54c1d2070b4bee435de0be8d88ede0e
[INFO] running `Command { std: "docker" "start" "-a" "1980fd8bee6af8fed8e16d93c54b6339a54c1d2070b4bee435de0be8d88ede0e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting me0w v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "1980fd8bee6af8fed8e16d93c54b6339a54c1d2070b4bee435de0be8d88ede0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1980fd8bee6af8fed8e16d93c54b6339a54c1d2070b4bee435de0be8d88ede0e", kill_on_drop: false }`
[INFO] [stdout] 1980fd8bee6af8fed8e16d93c54b6339a54c1d2070b4bee435de0be8d88ede0e