[INFO] cloning repository https://github.com/density/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/density/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdensity%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdensity%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 532fecb771e2c994e21161a22f2b7635b32d5904
[INFO] documenting density/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%2Fdensity%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/density/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/density/aoc2020
[INFO] finished tweaking git repo https://github.com/density/aoc2020
[INFO] tweaked toml for git repo https://github.com/density/aoc2020 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/density/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] 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e128f3d2b02f01fc482f874df6397c888e9caf285c489f6ca2e4db0fa1e040d6
[INFO] running `Command { std: "docker" "start" "-a" "e128f3d2b02f01fc482f874df6397c888e9caf285c489f6ca2e4db0fa1e040d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e128f3d2b02f01fc482f874df6397c888e9caf285c489f6ca2e4db0fa1e040d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e128f3d2b02f01fc482f874df6397c888e9caf285c489f6ca2e4db0fa1e040d6", kill_on_drop: false }`
[INFO] [stdout] e128f3d2b02f01fc482f874df6397c888e9caf285c489f6ca2e4db0fa1e040d6
[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] bd78f11cc5410795fe85f6bf2fb175ee83304f755dbd489f30c1ccf9cf278efe
[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" "bd78f11cc5410795fe85f6bf2fb175ee83304f755dbd489f30c1ccf9cf278efe", kill_on_drop: false }`
[INFO] [stderr]  Documenting day21 v0.1.0 (/opt/rustwide/workdir/crates/day21)
[INFO] [stderr]  Documenting day15 v0.1.0 (/opt/rustwide/workdir/crates/day15)
[INFO] [stderr]  Documenting day10 v0.1.0 (/opt/rustwide/workdir/crates/day10)
[INFO] [stderr]  Documenting day03 v0.1.0 (/opt/rustwide/workdir/crates/day03)
[INFO] [stderr]  Documenting day01 v0.1.0 (/opt/rustwide/workdir/crates/day01)
[INFO] [stderr]  Documenting day05 v0.1.0 (/opt/rustwide/workdir/crates/day05)
[INFO] [stderr]  Documenting day18 v0.1.0 (/opt/rustwide/workdir/crates/day18)
[INFO] [stderr]  Documenting day08 v0.1.0 (/opt/rustwide/workdir/crates/day08)
[INFO] [stderr]  Documenting day04 v0.1.0 (/opt/rustwide/workdir/crates/day04)
[INFO] [stderr]  Documenting day23 v0.1.0 (/opt/rustwide/workdir/crates/day23)
[INFO] [stderr]  Documenting day22 v0.1.0 (/opt/rustwide/workdir/crates/day22)
[INFO] [stderr]  Documenting day11 v0.1.0 (/opt/rustwide/workdir/crates/day11)
[INFO] [stderr]  Documenting day20 v0.1.0 (/opt/rustwide/workdir/crates/day20)
[INFO] [stderr]  Documenting day19 v0.1.0 (/opt/rustwide/workdir/crates/day19)
[INFO] [stderr]  Documenting day09 v0.1.0 (/opt/rustwide/workdir/crates/day09)
[INFO] [stderr]  Documenting day06 v0.1.0 (/opt/rustwide/workdir/crates/day06)
[INFO] [stderr] error: could not document `day09`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day09 crates/day09/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --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" "bd78f11cc5410795fe85f6bf2fb175ee83304f755dbd489f30c1ccf9cf278efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd78f11cc5410795fe85f6bf2fb175ee83304f755dbd489f30c1ccf9cf278efe", kill_on_drop: false }`
[INFO] [stdout] bd78f11cc5410795fe85f6bf2fb175ee83304f755dbd489f30c1ccf9cf278efe
