[INFO] cloning repository https://github.com/Venats/advent_of_code_2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Venats/advent_of_code_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVenats%2Fadvent_of_code_2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVenats%2Fadvent_of_code_2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 619b0dc892cb95f853fb042d824b9e60852081a0
[INFO] documenting Venats/advent_of_code_2018 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVenats%2Fadvent_of_code_2018" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Venats/advent_of_code_2018 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Venats/advent_of_code_2018
[INFO] finished tweaking git repo https://github.com/Venats/advent_of_code_2018
[INFO] tweaked toml for git repo https://github.com/Venats/advent_of_code_2018 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Venats/advent_of_code_2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b303743be5b78b8c19e3d9bb2f3fab97039185f2927a0a179680cb0a75485748
[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" "b303743be5b78b8c19e3d9bb2f3fab97039185f2927a0a179680cb0a75485748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b303743be5b78b8c19e3d9bb2f3fab97039185f2927a0a179680cb0a75485748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b303743be5b78b8c19e3d9bb2f3fab97039185f2927a0a179680cb0a75485748", kill_on_drop: false }`
[INFO] [stdout] b303743be5b78b8c19e3d9bb2f3fab97039185f2927a0a179680cb0a75485748
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de71b3dd533cda73cf661dffad65f3cc303ea27d1a7d44ae8fa13908c2de39a0
[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" "de71b3dd533cda73cf661dffad65f3cc303ea27d1a7d44ae8fa13908c2de39a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking advent_of_code_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting advent_of_code_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufReader`, `stdin`
[INFO] [stdout]  --> src/lib.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{stdin,BufRead,BufReader};
[INFO] [stdout]   |               ^^^^^         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `advent_of_code_2018`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day10 src/bin/day10.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern advent_of_code_2018=/opt/rustwide/target/debug/deps/libadvent_of_code_2018-aef3ef58a6625ef0.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-dc1735ca4e87a07b.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-c7fe82c4840fd78a.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-99484351208f55c9.rmeta --cap-lints=warn` (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" "de71b3dd533cda73cf661dffad65f3cc303ea27d1a7d44ae8fa13908c2de39a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de71b3dd533cda73cf661dffad65f3cc303ea27d1a7d44ae8fa13908c2de39a0", kill_on_drop: false }`
[INFO] [stdout] de71b3dd533cda73cf661dffad65f3cc303ea27d1a7d44ae8fa13908c2de39a0