[INFO] cloning repository https://github.com/wackywendell/adventofcode2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wackywendell/adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwackywendell%2Fadventofcode2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwackywendell%2Fadventofcode2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad2c3f95f8fb5f59f95440258ea8f0fec0ccdf93
[INFO] documenting wackywendell/adventofcode2018 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwackywendell%2Fadventofcode2018" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wackywendell/adventofcode2018 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wackywendell/adventofcode2018
[INFO] finished tweaking git repo https://github.com/wackywendell/adventofcode2018
[INFO] tweaked toml for git repo https://github.com/wackywendell/adventofcode2018 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/wackywendell/adventofcode2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2373bb3f93f7b0980c994eda7ca818096a9bb71c58a57e14c9a76e40fedb49c1
[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" "2373bb3f93f7b0980c994eda7ca818096a9bb71c58a57e14c9a76e40fedb49c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2373bb3f93f7b0980c994eda7ca818096a9bb71c58a57e14c9a76e40fedb49c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2373bb3f93f7b0980c994eda7ca818096a9bb71c58a57e14c9a76e40fedb49c1", kill_on_drop: false }`
[INFO] [stdout] 2373bb3f93f7b0980c994eda7ca818096a9bb71c58a57e14c9a76e40fedb49c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 003a8190111fbae84ad889b3d1731ab1c995031dc4c6a1268ce33aab8fd6b3e3
[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" "003a8190111fbae84ad889b3d1731ab1c995031dc4c6a1268ce33aab8fd6b3e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking primes v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling test-env-log v0.2.2
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting 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 day6 src/day6/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern aoc=/opt/rustwide/target/debug/deps/libaoc-8cd6ef1e31add759.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-62f9ecf24b9f8047.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-11df263f3f7af3da.rmeta --extern combine=/opt/rustwide/target/debug/deps/libcombine-36154522b5f10a9b.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-d07241e94cb416f2.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-33e97f8dcef89fa6.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-4a929f4b93e76cd9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-db88f49d9e5662e7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-69d9a7f018cb28c7.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-9a021b94eaefe343.rmeta --extern nom5=/opt/rustwide/target/debug/deps/libnom-f9eed9188d86c668.rmeta --extern primes=/opt/rustwide/target/debug/deps/libprimes-645d9cd42254a022.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-13b01f7cffee51ae.rmeta --extern test_env_log=/opt/rustwide/target/debug/deps/libtest_env_log-8cae20860cea3078.so --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-a2227f1dc5a8198b.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" "003a8190111fbae84ad889b3d1731ab1c995031dc4c6a1268ce33aab8fd6b3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003a8190111fbae84ad889b3d1731ab1c995031dc4c6a1268ce33aab8fd6b3e3", kill_on_drop: false }`
[INFO] [stdout] 003a8190111fbae84ad889b3d1731ab1c995031dc4c6a1268ce33aab8fd6b3e3