[INFO] fetching crate captain-hook 0.2.2...
[INFO] documenting captain-hook-0.2.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate captain-hook 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate captain-hook 0.2.2 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 captain-hook 0.2.2
[INFO] finished tweaking crates.io crate captain-hook 0.2.2
[INFO] tweaked toml for crates.io crate captain-hook 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate captain-hook 0.2.2 already has a lockfile, it will not be regenerated
[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-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" "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] cce6607230b71fccb643dc111be804ab6d94ea6d06debc69a2d74dde3708181a
[INFO] running `Command { std: "docker" "start" "-a" "cce6607230b71fccb643dc111be804ab6d94ea6d06debc69a2d74dde3708181a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cce6607230b71fccb643dc111be804ab6d94ea6d06debc69a2d74dde3708181a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce6607230b71fccb643dc111be804ab6d94ea6d06debc69a2d74dde3708181a", kill_on_drop: false }`
[INFO] [stdout] cce6607230b71fccb643dc111be804ab6d94ea6d06debc69a2d74dde3708181a
[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" "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] b7f11f18f1d3830bd99eda18e4a225654de4994dfcf5b9c1af57aae3b48b1f65
[INFO] running `Command { std: "docker" "start" "-a" "b7f11f18f1d3830bd99eda18e4a225654de4994dfcf5b9c1af57aae3b48b1f65", kill_on_drop: false }`
[INFO] [stderr]  Documenting captain-hook v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "b7f11f18f1d3830bd99eda18e4a225654de4994dfcf5b9c1af57aae3b48b1f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f11f18f1d3830bd99eda18e4a225654de4994dfcf5b9c1af57aae3b48b1f65", kill_on_drop: false }`
[INFO] [stdout] b7f11f18f1d3830bd99eda18e4a225654de4994dfcf5b9c1af57aae3b48b1f65