[INFO] cloning repository https://github.com/sts10/advent-of-code-2020-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sts10/advent-of-code-2020-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Fadvent-of-code-2020-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Fadvent-of-code-2020-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2687a44e730ac449bd6fbcffcf9cff948c188e74
[INFO] documenting sts10/advent-of-code-2020-rust 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%2Fsts10%2Fadvent-of-code-2020-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sts10/advent-of-code-2020-rust 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/sts10/advent-of-code-2020-rust
[INFO] finished tweaking git repo https://github.com/sts10/advent-of-code-2020-rust
[INFO] tweaked toml for git repo https://github.com/sts10/advent-of-code-2020-rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/sts10/advent-of-code-2020-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ec40bd521898c1d5305889e198d384b3a2a90f432f4ad052a7bcb80c55e39ad6
[INFO] running `Command { std: "docker" "start" "-a" "ec40bd521898c1d5305889e198d384b3a2a90f432f4ad052a7bcb80c55e39ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec40bd521898c1d5305889e198d384b3a2a90f432f4ad052a7bcb80c55e39ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec40bd521898c1d5305889e198d384b3a2a90f432f4ad052a7bcb80c55e39ad6", kill_on_drop: false }`
[INFO] [stdout] ec40bd521898c1d5305889e198d384b3a2a90f432f4ad052a7bcb80c55e39ad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 607db4cb6d2eb10a497ddba93c3d72f1295b6392095083e58c432cf207827620
[INFO] running `Command { std: "docker" "start" "-a" "607db4cb6d2eb10a497ddba93c3d72f1295b6392095083e58c432cf207827620", kill_on_drop: false }`
[INFO] [stderr]  Documenting advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `Command { std: "docker" "inspect" "607db4cb6d2eb10a497ddba93c3d72f1295b6392095083e58c432cf207827620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "607db4cb6d2eb10a497ddba93c3d72f1295b6392095083e58c432cf207827620", kill_on_drop: false }`
[INFO] [stdout] 607db4cb6d2eb10a497ddba93c3d72f1295b6392095083e58c432cf207827620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7884ce21b0200980e8f7d7ed6af4160ccfcee9e28a6ee1e8db951db9bc20b4c4
[INFO] running `Command { std: "docker" "start" "-a" "7884ce21b0200980e8f7d7ed6af4160ccfcee9e28a6ee1e8db951db9bc20b4c4", kill_on_drop: false }`
[INFO] [stderr]  Documenting advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "7884ce21b0200980e8f7d7ed6af4160ccfcee9e28a6ee1e8db951db9bc20b4c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7884ce21b0200980e8f7d7ed6af4160ccfcee9e28a6ee1e8db951db9bc20b4c4", kill_on_drop: false }`
[INFO] [stdout] 7884ce21b0200980e8f7d7ed6af4160ccfcee9e28a6ee1e8db951db9bc20b4c4