[INFO] cloning repository https://github.com/ryanhofer/adventofcode2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanhofer/adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 765d82200d38f6f2e186e466f087eeabeee20794
[INFO] documenting ryanhofer/adventofcode2018 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%2Fryanhofer%2Fadventofcode2018" "/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/ryanhofer/adventofcode2018 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/ryanhofer/adventofcode2018
[INFO] finished tweaking git repo https://github.com/ryanhofer/adventofcode2018
[INFO] tweaked toml for git repo https://github.com/ryanhofer/adventofcode2018 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ryanhofer/adventofcode2018 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] 486d300794d8bbc62f10028b6b3d6a4ec90a88fad7b23adca9cc0cc47c36f679
[INFO] running `Command { std: "docker" "start" "-a" "486d300794d8bbc62f10028b6b3d6a4ec90a88fad7b23adca9cc0cc47c36f679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "486d300794d8bbc62f10028b6b3d6a4ec90a88fad7b23adca9cc0cc47c36f679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486d300794d8bbc62f10028b6b3d6a4ec90a88fad7b23adca9cc0cc47c36f679", kill_on_drop: false }`
[INFO] [stdout] 486d300794d8bbc62f10028b6b3d6a4ec90a88fad7b23adca9cc0cc47c36f679
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c1549fde361951f2ec214c4c2b85d08c0b278ac50340598a75c95ce2f4c38d3e
[INFO] running `Command { std: "docker" "start" "-a" "c1549fde361951f2ec214c4c2b85d08c0b278ac50340598a75c95ce2f4c38d3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking intrusive-collections v0.6.8
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]  Documenting adventofcode2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking adventofcode2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `adventofcode2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day9 src/bin/day9/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=142146d281ae4e61 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-9051fbe25d478ad2.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-00066c3345a98196.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-9e5ae9bc731ae82a.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-2257c01c3d62a2a8.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 `adventofcode2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day4 src/bin/day4/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=802203ba47746de8 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-9051fbe25d478ad2.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-00066c3345a98196.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-9e5ae9bc731ae82a.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-2257c01c3d62a2a8.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day13 src/bin/day13/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=88872aa9478bac02 -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-9051fbe25d478ad2.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-00066c3345a98196.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-9e5ae9bc731ae82a.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-2257c01c3d62a2a8.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `adventofcode2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --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=a0c3b8629707899a -L dependency=/opt/rustwide/target/debug/deps --extern adventofcode2018=/opt/rustwide/target/debug/deps/libadventofcode2018-9051fbe25d478ad2.rmeta --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-00066c3345a98196.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-9e5ae9bc731ae82a.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-2257c01c3d62a2a8.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c1549fde361951f2ec214c4c2b85d08c0b278ac50340598a75c95ce2f4c38d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1549fde361951f2ec214c4c2b85d08c0b278ac50340598a75c95ce2f4c38d3e", kill_on_drop: false }`
[INFO] [stdout] c1549fde361951f2ec214c4c2b85d08c0b278ac50340598a75c95ce2f4c38d3e