[INFO] cloning repository https://github.com/minorhacks/advent_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minorhacks/advent_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminorhacks%2Fadvent_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminorhacks%2Fadvent_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a205f66bb637b5e6b9a19ab4beaf109976a122c6
[INFO] documenting minorhacks/advent_2021 against beta-2022-09-25 for beta-1.65-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminorhacks%2Fadvent_2021" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/minorhacks/advent_2021 on toolchain beta-2022-09-25
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/minorhacks/advent_2021
[INFO] finished tweaking git repo https://github.com/minorhacks/advent_2021
[INFO] tweaked toml for git repo https://github.com/minorhacks/advent_2021 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/minorhacks/advent_2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c02f279071b34c50d3979ca659ee63319b40a510c385fbf28dedc29f46911bb
[INFO] running `Command { std: "docker" "start" "-a" "3c02f279071b34c50d3979ca659ee63319b40a510c385fbf28dedc29f46911bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c02f279071b34c50d3979ca659ee63319b40a510c385fbf28dedc29f46911bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c02f279071b34c50d3979ca659ee63319b40a510c385fbf28dedc29f46911bb", kill_on_drop: false }`
[INFO] [stdout] 3c02f279071b34c50d3979ca659ee63319b40a510c385fbf28dedc29f46911bb
[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" "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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47ecf74bf174063f36a7dafadac007fc7295ac85cb9c1ff2d0a83063ab37d90d
[INFO] running `Command { std: "docker" "start" "-a" "47ecf74bf174063f36a7dafadac007fc7295ac85cb9c1ff2d0a83063ab37d90d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking array2d v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking advent_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting advent_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "47ecf74bf174063f36a7dafadac007fc7295ac85cb9c1ff2d0a83063ab37d90d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ecf74bf174063f36a7dafadac007fc7295ac85cb9c1ff2d0a83063ab37d90d", kill_on_drop: false }`
[INFO] [stdout] 47ecf74bf174063f36a7dafadac007fc7295ac85cb9c1ff2d0a83063ab37d90d
[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" "RUSTDOCFLAGS=--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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd96dfa286eb4e67752a8f5a1879c899fa55be32f589031087f8d7fe69b8188d
[INFO] running `Command { std: "docker" "start" "-a" "cd96dfa286eb4e67752a8f5a1879c899fa55be32f589031087f8d7fe69b8188d", kill_on_drop: false }`
[INFO] [stderr]  Documenting advent_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "cd96dfa286eb4e67752a8f5a1879c899fa55be32f589031087f8d7fe69b8188d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd96dfa286eb4e67752a8f5a1879c899fa55be32f589031087f8d7fe69b8188d", kill_on_drop: false }`
[INFO] [stdout] cd96dfa286eb4e67752a8f5a1879c899fa55be32f589031087f8d7fe69b8188d