[INFO] cloning repository https://github.com/ZetaTwo/advent-of-code-2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZetaTwo/advent-of-code-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZetaTwo%2Fadvent-of-code-2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZetaTwo%2Fadvent-of-code-2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4624045b6f61e0915e6b5791c16ace81458bcbee
[INFO] documenting ZetaTwo/advent-of-code-2019 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%2FZetaTwo%2Fadvent-of-code-2019" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZetaTwo/advent-of-code-2019 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/ZetaTwo/advent-of-code-2019
[INFO] finished tweaking git repo https://github.com/ZetaTwo/advent-of-code-2019
[INFO] tweaked toml for git repo https://github.com/ZetaTwo/advent-of-code-2019 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ZetaTwo/advent-of-code-2019 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 489f2c6ae3b28b56ac5548a081a075db8575e4972d3a01e580668db2809f8d1b
[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" "489f2c6ae3b28b56ac5548a081a075db8575e4972d3a01e580668db2809f8d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "489f2c6ae3b28b56ac5548a081a075db8575e4972d3a01e580668db2809f8d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "489f2c6ae3b28b56ac5548a081a075db8575e4972d3a01e580668db2809f8d1b", kill_on_drop: false }`
[INFO] [stdout] 489f2c6ae3b28b56ac5548a081a075db8575e4972d3a01e580668db2809f8d1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f48d5b29f6272cd770a303df140a06b547a53a927fdd9a6658dcbbe3ca373b44
[INFO] running `Command { std: "docker" "start" "-a" "f48d5b29f6272cd770a303df140a06b547a53a927fdd9a6658dcbbe3ca373b44", kill_on_drop: false }`
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]  Documenting utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]  Documenting day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stderr]     Checking day04 v0.1.0 (/opt/rustwide/workdir/day04)
[INFO] [stderr]     Checking day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stderr]  Documenting day04 v0.1.0 (/opt/rustwide/workdir/day04)
[INFO] [stderr]     Checking day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stderr]  Documenting day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stderr]  Documenting day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]     Checking day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.61s
[INFO] running `Command { std: "docker" "inspect" "f48d5b29f6272cd770a303df140a06b547a53a927fdd9a6658dcbbe3ca373b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48d5b29f6272cd770a303df140a06b547a53a927fdd9a6658dcbbe3ca373b44", kill_on_drop: false }`
[INFO] [stdout] f48d5b29f6272cd770a303df140a06b547a53a927fdd9a6658dcbbe3ca373b44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+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] b2f71a8e7a0e9d29b673fecaaf34f6b80b5abb0a2658a1f6e3c37ac505784452
[INFO] running `Command { std: "docker" "start" "-a" "b2f71a8e7a0e9d29b673fecaaf34f6b80b5abb0a2658a1f6e3c37ac505784452", 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" "b2f71a8e7a0e9d29b673fecaaf34f6b80b5abb0a2658a1f6e3c37ac505784452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f71a8e7a0e9d29b673fecaaf34f6b80b5abb0a2658a1f6e3c37ac505784452", kill_on_drop: false }`
[INFO] [stdout] b2f71a8e7a0e9d29b673fecaaf34f6b80b5abb0a2658a1f6e3c37ac505784452