[INFO] cloning repository https://github.com/tahnok/advent2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tahnok/advent2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftahnok%2Fadvent2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftahnok%2Fadvent2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56909ab0b16daf58fbe7c5f3cb72459de9e6468f
[INFO] documenting tahnok/advent2018 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftahnok%2Fadvent2018" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tahnok/advent2018 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tahnok/advent2018
[INFO] finished tweaking git repo https://github.com/tahnok/advent2018
[INFO] tweaked toml for git repo https://github.com/tahnok/advent2018 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/tahnok/advent2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.47.0" "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] 86d4ab6273328551a9171edf93d8f15a426c701c23e023d7d2d3283419e586c8
[INFO] running `Command { std: "docker" "start" "-a" "86d4ab6273328551a9171edf93d8f15a426c701c23e023d7d2d3283419e586c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86d4ab6273328551a9171edf93d8f15a426c701c23e023d7d2d3283419e586c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d4ab6273328551a9171edf93d8f15a426c701c23e023d7d2d3283419e586c8", kill_on_drop: false }`
[INFO] [stdout] 86d4ab6273328551a9171edf93d8f15a426c701c23e023d7d2d3283419e586c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dacf08b15a61fcd07c1058a8bba89839319388b0097e66d68a14cae0e43f0ab
[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" "4dacf08b15a61fcd07c1058a8bba89839319388b0097e66d68a14cae0e43f0ab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling unindent v0.1.3
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.3
[INFO] [stderr]    Compiling indoc-impl v0.3.1
[INFO] [stderr]     Checking indoc v0.3.1
[INFO] [stderr]  Documenting advent2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `advent2018`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name utils src/bin/utils.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern indoc=/opt/rustwide/target/debug/deps/libindoc-af7ac8a73a51d7f2.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-4186dd78dd1572d5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-c72319589be69ee1.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" "4dacf08b15a61fcd07c1058a8bba89839319388b0097e66d68a14cae0e43f0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dacf08b15a61fcd07c1058a8bba89839319388b0097e66d68a14cae0e43f0ab", kill_on_drop: false }`
[INFO] [stdout] 4dacf08b15a61fcd07c1058a8bba89839319388b0097e66d68a14cae0e43f0ab
