[INFO] cloning repository https://github.com/skrap/aoc_rust_2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skrap/aoc_rust_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskrap%2Faoc_rust_2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskrap%2Faoc_rust_2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34dc66371b3eb36e637ea0a25837331ba3dd3a92
[INFO] documenting skrap/aoc_rust_2018 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskrap%2Faoc_rust_2018" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skrap/aoc_rust_2018 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skrap/aoc_rust_2018
[INFO] finished tweaking git repo https://github.com/skrap/aoc_rust_2018
[INFO] tweaked toml for git repo https://github.com/skrap/aoc_rust_2018 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/skrap/aoc_rust_2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linked-list v0.0.3
[INFO] [stderr]   Downloaded libc v0.2.44
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.4
[INFO] [stderr]   Downloaded slice-deque v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69536ec6ef6268424e054953a9814680fc97e897423d7fd9de931005bdb288a3
[INFO] running `Command { std: "docker" "start" "-a" "69536ec6ef6268424e054953a9814680fc97e897423d7fd9de931005bdb288a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69536ec6ef6268424e054953a9814680fc97e897423d7fd9de931005bdb288a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69536ec6ef6268424e054953a9814680fc97e897423d7fd9de931005bdb288a3", kill_on_drop: false }`
[INFO] [stdout] 69536ec6ef6268424e054953a9814680fc97e897423d7fd9de931005bdb288a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0213b816e893674c0d655d983a29e89140a219ae474285c9144af5bdf9900f80
[INFO] running `Command { std: "docker" "start" "-a" "0213b816e893674c0d655d983a29e89140a219ae474285c9144af5bdf9900f80", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking linked-list v0.0.3
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking slice-deque v0.1.16
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]  Documenting advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `advent_of_code`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name 14b src/bin/14b.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern linked_list=/opt/rustwide/target/debug/deps/liblinked_list-30780d68ab3c597f.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-23d20bea961c36ea.rmeta --extern slice_deque=/opt/rustwide/target/debug/deps/libslice_deque-dbacc577202a5c88.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: build failed
[INFO] running `Command { std: "docker" "inspect" "0213b816e893674c0d655d983a29e89140a219ae474285c9144af5bdf9900f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0213b816e893674c0d655d983a29e89140a219ae474285c9144af5bdf9900f80", kill_on_drop: false }`
[INFO] [stdout] 0213b816e893674c0d655d983a29e89140a219ae474285c9144af5bdf9900f80
