[INFO] cloning repository https://github.com/arzg/aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arzg/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Faoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Faoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f186138b837e765cc0ac156f7a8fe831eacb8ae7
[INFO] documenting arzg/aoc 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%2Farzg%2Faoc" "/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/arzg/aoc 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/arzg/aoc
[INFO] finished tweaking git repo https://github.com/arzg/aoc
[INFO] tweaked toml for git repo https://github.com/arzg/aoc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/arzg/aoc 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-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: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] a63ee777c6e8b733a4eafed551e141f80463a749f6a5f5332e04bf96ce821d7a
[INFO] running `Command { std: "docker" "start" "-a" "a63ee777c6e8b733a4eafed551e141f80463a749f6a5f5332e04bf96ce821d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a63ee777c6e8b733a4eafed551e141f80463a749f6a5f5332e04bf96ce821d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a63ee777c6e8b733a4eafed551e141f80463a749f6a5f5332e04bf96ce821d7a", kill_on_drop: false }`
[INFO] [stdout] a63ee777c6e8b733a4eafed551e141f80463a749f6a5f5332e04bf96ce821d7a
[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" "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] c766855f97e13c8bf8e06fb2367aa9b54147a793ee2cb3af731517bae20b729f
[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" "c766855f97e13c8bf8e06fb2367aa9b54147a793ee2cb3af731517bae20b729f", kill_on_drop: false }`
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]  Documenting aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `aoc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name luggage src/bin/luggage.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=ea4f537fdc56e91e -L dependency=/opt/rustwide/target/debug/deps --extern aoc=/opt/rustwide/target/debug/deps/libaoc-5e774ec34c37f8b7.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-6c16b667c08d5203.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-35e2f1e30f83f5e2.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 `aoc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name light_grid src/bin/light_grid.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=b019e018a5d9d939 -L dependency=/opt/rustwide/target/debug/deps --extern aoc=/opt/rustwide/target/debug/deps/libaoc-5e774ec34c37f8b7.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-6c16b667c08d5203.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-35e2f1e30f83f5e2.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name geology src/bin/geology.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=324432b8075800b4 -L dependency=/opt/rustwide/target/debug/deps --extern aoc=/opt/rustwide/target/debug/deps/libaoc-5e774ec34c37f8b7.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-6c16b667c08d5203.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-35e2f1e30f83f5e2.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name presents src/bin/presents.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=7a02bbd299f18729 -L dependency=/opt/rustwide/target/debug/deps --extern aoc=/opt/rustwide/target/debug/deps/libaoc-5e774ec34c37f8b7.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-6c16b667c08d5203.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-35e2f1e30f83f5e2.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `aoc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name charging src/bin/charging.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=0737eb9c9b04a389 -L dependency=/opt/rustwide/target/debug/deps --extern aoc=/opt/rustwide/target/debug/deps/libaoc-5e774ec34c37f8b7.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-6c16b667c08d5203.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-35e2f1e30f83f5e2.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c766855f97e13c8bf8e06fb2367aa9b54147a793ee2cb3af731517bae20b729f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c766855f97e13c8bf8e06fb2367aa9b54147a793ee2cb3af731517bae20b729f", kill_on_drop: false }`
[INFO] [stdout] c766855f97e13c8bf8e06fb2367aa9b54147a793ee2cb3af731517bae20b729f