[INFO] fetching crate shutdown_hooks 0.1.0...
[INFO] documenting shutdown_hooks-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate shutdown_hooks 0.1.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate shutdown_hooks 0.1.0 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 shutdown_hooks 0.1.0
[INFO] finished tweaking crates.io crate shutdown_hooks 0.1.0
[INFO] tweaked toml for crates.io crate shutdown_hooks 0.1.0 written to /workspace/builds/worker-22/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] db1f7063c7ea1c4361be8b947d2848fce50521f2f9da06b277fb0fdd83fc6421
[INFO] running `Command { std: "docker" "start" "-a" "db1f7063c7ea1c4361be8b947d2848fce50521f2f9da06b277fb0fdd83fc6421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db1f7063c7ea1c4361be8b947d2848fce50521f2f9da06b277fb0fdd83fc6421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db1f7063c7ea1c4361be8b947d2848fce50521f2f9da06b277fb0fdd83fc6421", kill_on_drop: false }`
[INFO] [stdout] db1f7063c7ea1c4361be8b947d2848fce50521f2f9da06b277fb0fdd83fc6421
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] feee66b47ae542c9b7324cadba19cb28f7d180cf7fe6caf0a182724612f995a6
[INFO] running `Command { std: "docker" "start" "-a" "feee66b47ae542c9b7324cadba19cb28f7d180cf7fe6caf0a182724612f995a6", kill_on_drop: false }`
[INFO] [stderr]  Documenting shutdown_hooks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "feee66b47ae542c9b7324cadba19cb28f7d180cf7fe6caf0a182724612f995a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feee66b47ae542c9b7324cadba19cb28f7d180cf7fe6caf0a182724612f995a6", kill_on_drop: false }`
[INFO] [stdout] feee66b47ae542c9b7324cadba19cb28f7d180cf7fe6caf0a182724612f995a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 9dca1acaf8dad1db25c881532fe90bc98e4e705061b5605837c14430c3fb8249
[INFO] running `Command { std: "docker" "start" "-a" "9dca1acaf8dad1db25c881532fe90bc98e4e705061b5605837c14430c3fb8249", kill_on_drop: false }`
[INFO] [stderr]  Documenting shutdown_hooks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "9dca1acaf8dad1db25c881532fe90bc98e4e705061b5605837c14430c3fb8249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dca1acaf8dad1db25c881532fe90bc98e4e705061b5605837c14430c3fb8249", kill_on_drop: false }`
[INFO] [stdout] 9dca1acaf8dad1db25c881532fe90bc98e4e705061b5605837c14430c3fb8249