[INFO] cloning repository https://github.com/glurbi/adventofcode2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glurbi/adventofcode2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglurbi%2Fadventofcode2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglurbi%2Fadventofcode2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d411b28c3decfd5e0929c1827859813638f74a4b
[INFO] documenting glurbi/adventofcode2017 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglurbi%2Fadventofcode2017" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/glurbi/adventofcode2017 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/glurbi/adventofcode2017
[INFO] finished tweaking git repo https://github.com/glurbi/adventofcode2017
[INFO] tweaked toml for git repo https://github.com/glurbi/adventofcode2017 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/glurbi/adventofcode2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3f23635201f074197d3e2638864a51bc9be25809ebbffeff07f9abc8a01c27f
[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" "f3f23635201f074197d3e2638864a51bc9be25809ebbffeff07f9abc8a01c27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3f23635201f074197d3e2638864a51bc9be25809ebbffeff07f9abc8a01c27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3f23635201f074197d3e2638864a51bc9be25809ebbffeff07f9abc8a01c27f", kill_on_drop: false }`
[INFO] [stdout] f3f23635201f074197d3e2638864a51bc9be25809ebbffeff07f9abc8a01c27f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] d4acc997f6ed9f8faefa60f21f2e1b6dc691daab8d911b51d79236f41afde54e
[INFO] running `Command { std: "docker" "start" "-a" "d4acc997f6ed9f8faefa60f21f2e1b6dc691daab8d911b51d79236f41afde54e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]  Documenting advent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `advent`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day23 src/bin/day23.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-d9073ae6f3eac9e6.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-196c5080754b16b0.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-e9f2383ff319ab3f.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-11ff5556376f9e5d.so --extern regex=/opt/rustwide/target/debug/deps/libregex-2758b53ce0247730.rmeta --cap-lints=forbid` (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" "d4acc997f6ed9f8faefa60f21f2e1b6dc691daab8d911b51d79236f41afde54e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4acc997f6ed9f8faefa60f21f2e1b6dc691daab8d911b51d79236f41afde54e", kill_on_drop: false }`
[INFO] [stdout] d4acc997f6ed9f8faefa60f21f2e1b6dc691daab8d911b51d79236f41afde54e