[INFO] cloning repository https://github.com/mdsherry/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdsherry/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdsherry%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdsherry%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fe2027e99be6abd5c1692e08e07bcf9b3336499
[INFO] documenting mdsherry/aoc2020 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%2Fmdsherry%2Faoc2020" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdsherry/aoc2020 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/mdsherry/aoc2020
[INFO] finished tweaking git repo https://github.com/mdsherry/aoc2020
[INFO] tweaked toml for git repo https://github.com/mdsherry/aoc2020 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mdsherry/aoc2020 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ba5f59866e6c171d929b1260bc4c71e759a1b5af83bbdd8376c7d66c763ae1bb
[INFO] running `Command { std: "docker" "start" "-a" "ba5f59866e6c171d929b1260bc4c71e759a1b5af83bbdd8376c7d66c763ae1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba5f59866e6c171d929b1260bc4c71e759a1b5af83bbdd8376c7d66c763ae1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba5f59866e6c171d929b1260bc4c71e759a1b5af83bbdd8376c7d66c763ae1bb", kill_on_drop: false }`
[INFO] [stdout] ba5f59866e6c171d929b1260bc4c71e759a1b5af83bbdd8376c7d66c763ae1bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4c263e3de3fa5a2c25b0bd85f8dc2958abb8a149048739ae33753fb9b1e8b27d
[INFO] running `Command { std: "docker" "start" "-a" "4c263e3de3fa5a2c25b0bd85f8dc2958abb8a149048739ae33753fb9b1e8b27d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking util v0.1.0 (/opt/rustwide/workdir/util)
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]  Documenting day-06 v0.1.0 (/opt/rustwide/workdir/day-06)
[INFO] [stderr]  Documenting day-13 v0.1.0 (/opt/rustwide/workdir/day-13)
[INFO] [stderr]  Documenting day-23 v0.1.0 (/opt/rustwide/workdir/day-23)
[INFO] [stderr]  Documenting day-11 v0.1.0 (/opt/rustwide/workdir/day-11)
[INFO] [stderr]  Documenting day-20 v0.1.0 (/opt/rustwide/workdir/day-20)
[INFO] [stderr]  Documenting day-14 v0.1.0 (/opt/rustwide/workdir/day-14)
[INFO] [stderr]  Documenting day-25 v0.1.0 (/opt/rustwide/workdir/day-25)
[INFO] [stderr]  Documenting day-05 v0.1.0 (/opt/rustwide/workdir/day-05)
[INFO] [stderr]  Documenting day-17 v0.1.0 (/opt/rustwide/workdir/day-17)
[INFO] [stderr]  Documenting day-24 v0.1.0 (/opt/rustwide/workdir/day-24)
[INFO] [stderr]  Documenting day-15 v0.1.0 (/opt/rustwide/workdir/day-15)
[INFO] [stderr]  Documenting util v0.1.0 (/opt/rustwide/workdir/util)
[INFO] [stderr]  Documenting day-16 v0.1.0 (/opt/rustwide/workdir/day-16)
[INFO] [stderr]  Documenting day-07 v0.1.0 (/opt/rustwide/workdir/day-07)
[INFO] [stderr]  Documenting day-08 v0.1.0 (/opt/rustwide/workdir/day-08)
[INFO] [stderr]  Documenting day-04 v0.1.0 (/opt/rustwide/workdir/day-04)
[INFO] [stderr]  Documenting day-10 v0.1.0 (/opt/rustwide/workdir/day-10)
[INFO] [stderr]  Documenting day-09 v0.1.0 (/opt/rustwide/workdir/day-09)
[INFO] [stderr]  Documenting day-12 v0.1.0 (/opt/rustwide/workdir/day-12)
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=005ff34a96b62fea -C extra-filename=-005ff34a96b62fea --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (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" "4c263e3de3fa5a2c25b0bd85f8dc2958abb8a149048739ae33753fb9b1e8b27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c263e3de3fa5a2c25b0bd85f8dc2958abb8a149048739ae33753fb9b1e8b27d", kill_on_drop: false }`
[INFO] [stdout] 4c263e3de3fa5a2c25b0bd85f8dc2958abb8a149048739ae33753fb9b1e8b27d
