[INFO] cloning repository https://github.com/Segmev/AdventOfCode2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Segmev/AdventOfCode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSegmev%2FAdventOfCode2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSegmev%2FAdventOfCode2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fdfc0f205eb71b2b041fd18d1d6012e22cc245e
[INFO] documenting Segmev/AdventOfCode2021 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%2FSegmev%2FAdventOfCode2021" "/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/Segmev/AdventOfCode2021 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/Segmev/AdventOfCode2021
[INFO] finished tweaking git repo https://github.com/Segmev/AdventOfCode2021
[INFO] tweaked toml for git repo https://github.com/Segmev/AdventOfCode2021 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Segmev/AdventOfCode2021 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07fd752035b0aa6313c0f174c435adc006e75c5c66a7feca2fb5a062d43751d2
[INFO] running `Command { std: "docker" "start" "-a" "07fd752035b0aa6313c0f174c435adc006e75c5c66a7feca2fb5a062d43751d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07fd752035b0aa6313c0f174c435adc006e75c5c66a7feca2fb5a062d43751d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07fd752035b0aa6313c0f174c435adc006e75c5c66a7feca2fb5a062d43751d2", kill_on_drop: false }`
[INFO] [stdout] 07fd752035b0aa6313c0f174c435adc006e75c5c66a7feca2fb5a062d43751d2
[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] 9cc6842c6f9992b3f0f554c94d910793c2c6ce84ef028bc00ce404036aaa3845
[INFO] running `Command { std: "docker" "start" "-a" "9cc6842c6f9992b3f0f554c94d910793c2c6ce84ef028bc00ce404036aaa3845", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]  Documenting AdventOfCode2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `AdventOfCode2021`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day04 src/bin/day04/day04.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=3f6185263840d37b -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-e10dc731f9ac719c.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-93251fd65088a55f.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `AdventOfCode2021`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day12 src/bin/day12/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=a9770555a8769d6f -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-e10dc731f9ac719c.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-93251fd65088a55f.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9cc6842c6f9992b3f0f554c94d910793c2c6ce84ef028bc00ce404036aaa3845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc6842c6f9992b3f0f554c94d910793c2c6ce84ef028bc00ce404036aaa3845", kill_on_drop: false }`
[INFO] [stdout] 9cc6842c6f9992b3f0f554c94d910793c2c6ce84ef028bc00ce404036aaa3845