[INFO] cloning repository https://github.com/ivansandrk/AdventOfCode2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivansandrk/AdventOfCode2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivansandrk%2FAdventOfCode2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivansandrk%2FAdventOfCode2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73f80d2d16582a71ad34674342f525902b4bd051
[INFO] documenting ivansandrk/AdventOfCode2019 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%2Fivansandrk%2FAdventOfCode2019" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ivansandrk/AdventOfCode2019 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/ivansandrk/AdventOfCode2019
[INFO] finished tweaking git repo https://github.com/ivansandrk/AdventOfCode2019
[INFO] tweaked toml for git repo https://github.com/ivansandrk/AdventOfCode2019 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ivansandrk/AdventOfCode2019 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c4c008d49c2266aa195de58992d72c639f904ebc138bfc5c08674146dd3b2ce2
[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" "c4c008d49c2266aa195de58992d72c639f904ebc138bfc5c08674146dd3b2ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4c008d49c2266aa195de58992d72c639f904ebc138bfc5c08674146dd3b2ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c008d49c2266aa195de58992d72c639f904ebc138bfc5c08674146dd3b2ce2", kill_on_drop: false }`
[INFO] [stdout] c4c008d49c2266aa195de58992d72c639f904ebc138bfc5c08674146dd3b2ce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 28969f36fd3332ae2b20c27604551fb646938eb9f2d2a8a30aa2ac17ac82b234
[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" "28969f36fd3332ae2b20c27604551fb646938eb9f2d2a8a30aa2ac17ac82b234", kill_on_drop: false }`
[INFO] [stderr]     Checking permutohedron v0.2.4
[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 day9 src/bin/day9.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern permutohedron=/opt/rustwide/target/debug/deps/libpermutohedron-0ced619323eba3ff.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" "28969f36fd3332ae2b20c27604551fb646938eb9f2d2a8a30aa2ac17ac82b234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28969f36fd3332ae2b20c27604551fb646938eb9f2d2a8a30aa2ac17ac82b234", kill_on_drop: false }`
[INFO] [stdout] 28969f36fd3332ae2b20c27604551fb646938eb9f2d2a8a30aa2ac17ac82b234