[INFO] cloning repository https://github.com/efrees/adventofcode2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/efrees/adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefrees%2Fadventofcode2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefrees%2Fadventofcode2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a909072520d6f67ddecc24c47373e83294de0b33
[INFO] documenting efrees/adventofcode2018 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%2Fefrees%2Fadventofcode2018" "/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/efrees/adventofcode2018 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/efrees/adventofcode2018
[INFO] finished tweaking git repo https://github.com/efrees/adventofcode2018
[INFO] tweaked toml for git repo https://github.com/efrees/adventofcode2018 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/efrees/adventofcode2018 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] 27fac6f4689d46aa8cf56fa70126c400476c271c6eea0117afe6399f88133b34
[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" "27fac6f4689d46aa8cf56fa70126c400476c271c6eea0117afe6399f88133b34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27fac6f4689d46aa8cf56fa70126c400476c271c6eea0117afe6399f88133b34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27fac6f4689d46aa8cf56fa70126c400476c271c6eea0117afe6399f88133b34", kill_on_drop: false }`
[INFO] [stdout] 27fac6f4689d46aa8cf56fa70126c400476c271c6eea0117afe6399f88133b34
[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] 4230ea71e88760eb758a865210854caba1fa640426f0c7932cff09034407c61e
[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" "4230ea71e88760eb758a865210854caba1fa640426f0c7932cff09034407c61e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking advent_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting advent_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `reg_pattern` should have an upper case name
[INFO] [stdout]   --> src/solutions/day16.rs:92:20
[INFO] [stdout]    |
[INFO] [stdout] 92 |         static ref reg_pattern: Regex =
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `REG_PATTERN`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `pattern` should have an upper case name
[INFO] [stdout]   --> src/solutions/day17.rs:57:20
[INFO] [stdout]    |
[INFO] [stdout] 57 |         static ref pattern: Regex =
[INFO] [stdout]    |                    ^^^^^^^ help: convert the identifier to upper case: `PATTERN`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `pattern` should have an upper case name
[INFO] [stdout]   --> src/solutions/day23.rs:25:20
[INFO] [stdout]    |
[INFO] [stdout] 25 |         static ref pattern: Regex =
[INFO] [stdout]    |                    ^^^^^^^ help: convert the identifier to upper case: `PATTERN`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `log_pattern` should have an upper case name
[INFO] [stdout]    --> src/solutions/day4.rs:104:20
[INFO] [stdout]     |
[INFO] [stdout] 104 |         static ref log_pattern: Regex = Regex::new(r"^\[(.*?)\] (.*)$").unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `LOG_PATTERN`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `message_pattern` should have an upper case name
[INFO] [stdout]    --> src/solutions/day4.rs:121:24
[INFO] [stdout]     |
[INFO] [stdout] 121 |             static ref message_pattern: Regex = Regex::new(r"Guard #(\d+) begins").unwrap();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `MESSAGE_PATTERN`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `point_pattern` should have an upper case name
[INFO] [stdout]    --> src/solutions/day6.rs:103:20
[INFO] [stdout]     |
[INFO] [stdout] 103 |         static ref point_pattern: Regex = Regex::new(r"^(\d+), (\d+)$").unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^^^^ help: convert the identifier to upper case: `POINT_PATTERN`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.98s
[INFO] running `Command { std: "docker" "inspect" "4230ea71e88760eb758a865210854caba1fa640426f0c7932cff09034407c61e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4230ea71e88760eb758a865210854caba1fa640426f0c7932cff09034407c61e", kill_on_drop: false }`
[INFO] [stdout] 4230ea71e88760eb758a865210854caba1fa640426f0c7932cff09034407c61e