[INFO] fetching crate zenith-opt 0.0.1...
[INFO] documenting zenith-opt-0.0.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate zenith-opt 0.0.1 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate zenith-opt 0.0.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zenith-opt 0.0.1
[INFO] finished tweaking crates.io crate zenith-opt 0.0.1
[INFO] tweaked toml for crates.io crate zenith-opt 0.0.1 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eeb7fbbadc2f59fb9fdf48e7c81a32d4b2ee7d8b64e45342aaca647ab91f3e06
[INFO] running `Command { std: "docker" "start" "-a" "eeb7fbbadc2f59fb9fdf48e7c81a32d4b2ee7d8b64e45342aaca647ab91f3e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eeb7fbbadc2f59fb9fdf48e7c81a32d4b2ee7d8b64e45342aaca647ab91f3e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeb7fbbadc2f59fb9fdf48e7c81a32d4b2ee7d8b64e45342aaca647ab91f3e06", kill_on_drop: false }`
[INFO] [stdout] eeb7fbbadc2f59fb9fdf48e7c81a32d4b2ee7d8b64e45342aaca647ab91f3e06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3007437ec217d07d3a1ddfc38da45b391aa9abad6b8591c34836cd05edf357dc
[INFO] running `Command { std: "docker" "start" "-a" "3007437ec217d07d3a1ddfc38da45b391aa9abad6b8591c34836cd05edf357dc", kill_on_drop: false }`
[INFO] [stderr]  Documenting zenith-opt v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "3007437ec217d07d3a1ddfc38da45b391aa9abad6b8591c34836cd05edf357dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3007437ec217d07d3a1ddfc38da45b391aa9abad6b8591c34836cd05edf357dc", kill_on_drop: false }`
[INFO] [stdout] 3007437ec217d07d3a1ddfc38da45b391aa9abad6b8591c34836cd05edf357dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 445c2b4b3aa129ce9bdc2359a871aa24ee2ac09e29cbb6354341d6d5b21cf7be
[INFO] running `Command { std: "docker" "start" "-a" "445c2b4b3aa129ce9bdc2359a871aa24ee2ac09e29cbb6354341d6d5b21cf7be", kill_on_drop: false }`
[INFO] [stderr]  Documenting zenith-opt v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "445c2b4b3aa129ce9bdc2359a871aa24ee2ac09e29cbb6354341d6d5b21cf7be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445c2b4b3aa129ce9bdc2359a871aa24ee2ac09e29cbb6354341d6d5b21cf7be", kill_on_drop: false }`
[INFO] [stdout] 445c2b4b3aa129ce9bdc2359a871aa24ee2ac09e29cbb6354341d6d5b21cf7be