[INFO] cloning repository https://github.com/simon-frankau/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/simon-frankau/advent_of_code_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-frankau%2Fadvent_of_code_2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-frankau%2Fadvent_of_code_2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d06bb4fdd03f254596e7607e0ba846ffbc7c3290
[INFO] documenting simon-frankau/advent_of_code_2018 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-frankau%2Fadvent_of_code_2018" "/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/simon-frankau/advent_of_code_2018 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simon-frankau/advent_of_code_2018
[INFO] finished tweaking git repo https://github.com/simon-frankau/advent_of_code_2018
[INFO] tweaked toml for git repo https://github.com/simon-frankau/advent_of_code_2018 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/simon-frankau/advent_of_code_2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] b0dc9fb4acc2f3b547d3190790e9dceaa70fc5c27c9597725dc3412f1a5dc9a1
[INFO] running `Command { std: "docker" "start" "-a" "b0dc9fb4acc2f3b547d3190790e9dceaa70fc5c27c9597725dc3412f1a5dc9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0dc9fb4acc2f3b547d3190790e9dceaa70fc5c27c9597725dc3412f1a5dc9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0dc9fb4acc2f3b547d3190790e9dceaa70fc5c27c9597725dc3412f1a5dc9a1", kill_on_drop: false }`
[INFO] [stdout] b0dc9fb4acc2f3b547d3190790e9dceaa70fc5c27c9597725dc3412f1a5dc9a1
[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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 871a0d2048141ec77f17949b77a3fe287911bdc4ee3f708bfa8ad8f5bd08740b
[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" "871a0d2048141ec77f17949b77a3fe287911bdc4ee3f708bfa8ad8f5bd08740b", kill_on_drop: false }`
[INFO] [stderr]  Documenting day12b v0.1.0 (/opt/rustwide/workdir/day12b)
[INFO] [stderr]  Documenting day08b v0.1.0 (/opt/rustwide/workdir/day08b)
[INFO] [stderr]  Documenting day04b v0.1.0 (/opt/rustwide/workdir/day04b)
[INFO] [stderr]  Documenting day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]  Documenting day03a v0.1.0 (/opt/rustwide/workdir/day03a)
[INFO] [stderr]  Documenting day19 v0.1.0 (/opt/rustwide/workdir/day19)
[INFO] [stderr]  Documenting day07b v0.1.0 (/opt/rustwide/workdir/day07b)
[INFO] [stderr]  Documenting day05b v0.1.0 (/opt/rustwide/workdir/day05b)
[INFO] [stderr]  Documenting day12a v0.1.0 (/opt/rustwide/workdir/day12a)
[INFO] [stderr]  Documenting day02b v0.1.0 (/opt/rustwide/workdir/day02b)
[INFO] [stderr]  Documenting day11a v0.1.0 (/opt/rustwide/workdir/day11a)
[INFO] [stderr]  Documenting day01a v0.1.0 (/opt/rustwide/workdir/day01a)
[INFO] [stderr]  Documenting day06b v0.1.0 (/opt/rustwide/workdir/day06b)
[INFO] [stderr]  Documenting day05a v0.1.0 (/opt/rustwide/workdir/day05a)
[INFO] [stderr]  Documenting day02a v0.1.0 (/opt/rustwide/workdir/day02a)
[INFO] [stderr]  Documenting day07a v0.1.0 (/opt/rustwide/workdir/day07a)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> day19/src/main.rs:106:80
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let ip: usize = lines.next().unwrap().replace("#ip ", "").parse().unwrap();;
[INFO] [stdout]     |                                                                                ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `day02a`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day02a day02a/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9de8267de0595404 -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: could not document `day19`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day19 day19/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b40e04bc75bdee87 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day03a`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day03a day03a/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f0886332e3c0fafd -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day10`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day10 day10/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=146de383f61a5be4 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day05b`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day05b day05b/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f6044cf451842736 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `day05a`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name day05a day05a/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fda38aab8cd8c082 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "871a0d2048141ec77f17949b77a3fe287911bdc4ee3f708bfa8ad8f5bd08740b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "871a0d2048141ec77f17949b77a3fe287911bdc4ee3f708bfa8ad8f5bd08740b", kill_on_drop: false }`
[INFO] [stdout] 871a0d2048141ec77f17949b77a3fe287911bdc4ee3f708bfa8ad8f5bd08740b