[INFO] cloning repository https://github.com/linuxdanish/AdventOfCode_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linuxdanish/AdventOfCode_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinuxdanish%2FAdventOfCode_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinuxdanish%2FAdventOfCode_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53873c74c92be254a71838b912013274e54e478e
[INFO] documenting linuxdanish/AdventOfCode_2021 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinuxdanish%2FAdventOfCode_2021" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/linuxdanish/AdventOfCode_2021 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 git repo https://github.com/linuxdanish/AdventOfCode_2021
[INFO] finished tweaking git repo https://github.com/linuxdanish/AdventOfCode_2021
[INFO] tweaked toml for git repo https://github.com/linuxdanish/AdventOfCode_2021 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/linuxdanish/AdventOfCode_2021 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 62995b721fb84f536b79f514aa87e67e8631472d2f310efab0cdca14e94f69b1
[INFO] running `Command { std: "docker" "start" "-a" "62995b721fb84f536b79f514aa87e67e8631472d2f310efab0cdca14e94f69b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62995b721fb84f536b79f514aa87e67e8631472d2f310efab0cdca14e94f69b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62995b721fb84f536b79f514aa87e67e8631472d2f310efab0cdca14e94f69b1", kill_on_drop: false }`
[INFO] [stdout] 62995b721fb84f536b79f514aa87e67e8631472d2f310efab0cdca14e94f69b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] dcf7841b6d7f77a84d824a2935c8a94f512afa6e8e78f7b971fec6617a508006
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dcf7841b6d7f77a84d824a2935c8a94f512afa6e8e78f7b971fec6617a508006", kill_on_drop: false }`
[INFO] [stderr]     Checking file-input v0.1.0 (/opt/rustwide/workdir/file-input)
[INFO] [stderr]     Checking b_tree_lib v0.1.0 (/opt/rustwide/workdir/b_tree_lib)
[INFO] [stderr]  Documenting b_tree_lib v0.1.0 (/opt/rustwide/workdir/b_tree_lib)
[INFO] [stderr]  Documenting aoc_2021_01 v0.1.0 (/opt/rustwide/workdir/aoc_2021_01)
[INFO] [stderr]  Documenting file-input v0.1.0 (/opt/rustwide/workdir/file-input)
[INFO] [stderr]  Documenting aoc_2021_02 v0.1.0 (/opt/rustwide/workdir/aoc_2021_02)
[INFO] [stderr]  Documenting aoc_2021_03 v0.1.0 (/opt/rustwide/workdir/aoc_2021_03)
[INFO] [stderr]  Documenting aoc_2021_04 v0.1.0 (/opt/rustwide/workdir/aoc_2021_04)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "dcf7841b6d7f77a84d824a2935c8a94f512afa6e8e78f7b971fec6617a508006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf7841b6d7f77a84d824a2935c8a94f512afa6e8e78f7b971fec6617a508006", kill_on_drop: false }`
[INFO] [stdout] dcf7841b6d7f77a84d824a2935c8a94f512afa6e8e78f7b971fec6617a508006
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1a2eb6bf91ccda881f5ab0726786a2462be0f6f8475070b04a918f6aad78bb49
[INFO] running `Command { std: "docker" "start" "-a" "1a2eb6bf91ccda881f5ab0726786a2462be0f6f8475070b04a918f6aad78bb49", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "1a2eb6bf91ccda881f5ab0726786a2462be0f6f8475070b04a918f6aad78bb49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a2eb6bf91ccda881f5ab0726786a2462be0f6f8475070b04a918f6aad78bb49", kill_on_drop: false }`
[INFO] [stdout] 1a2eb6bf91ccda881f5ab0726786a2462be0f6f8475070b04a918f6aad78bb49