[INFO] cloning repository https://github.com/ahouts/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahouts/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahouts%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahouts%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f1228cb55a2ec5b91c810e35867080ce31aba72
[INFO] documenting ahouts/aoc2021 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%2Fahouts%2Faoc2021" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahouts/aoc2021 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/ahouts/aoc2021
[INFO] finished tweaking git repo https://github.com/ahouts/aoc2021
[INFO] tweaked toml for git repo https://github.com/ahouts/aoc2021 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/ahouts/aoc2021 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] dc399b2cb5f74bdcfb422055ce5ca1be5bad0992dfd4337249bc2620362a1934
[INFO] running `Command { std: "docker" "start" "-a" "dc399b2cb5f74bdcfb422055ce5ca1be5bad0992dfd4337249bc2620362a1934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc399b2cb5f74bdcfb422055ce5ca1be5bad0992dfd4337249bc2620362a1934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc399b2cb5f74bdcfb422055ce5ca1be5bad0992dfd4337249bc2620362a1934", kill_on_drop: false }`
[INFO] [stdout] dc399b2cb5f74bdcfb422055ce5ca1be5bad0992dfd4337249bc2620362a1934
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 566c69b06e2891c2ccb53593aaed197b6e06357538decc0504528517c29f2f12
[INFO] running `Command { std: "docker" "start" "-a" "566c69b06e2891c2ccb53593aaed197b6e06357538decc0504528517c29f2f12", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]     Checking atomic_refcell v0.1.8
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling legion_codegen v0.4.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking legion v0.4.0
[INFO] [stderr]  Documenting aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.79s
[INFO] running `Command { std: "docker" "inspect" "566c69b06e2891c2ccb53593aaed197b6e06357538decc0504528517c29f2f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566c69b06e2891c2ccb53593aaed197b6e06357538decc0504528517c29f2f12", kill_on_drop: false }`
[INFO] [stdout] 566c69b06e2891c2ccb53593aaed197b6e06357538decc0504528517c29f2f12