[INFO] cloning repository https://github.com/ivansandrk/AdventOfCode2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivansandrk/AdventOfCode2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivansandrk%2FAdventOfCode2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivansandrk%2FAdventOfCode2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73f80d2d16582a71ad34674342f525902b4bd051
[INFO] documenting ivansandrk/AdventOfCode2019 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%2Fivansandrk%2FAdventOfCode2019" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ivansandrk/AdventOfCode2019 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/ivansandrk/AdventOfCode2019
[INFO] finished tweaking git repo https://github.com/ivansandrk/AdventOfCode2019
[INFO] tweaked toml for git repo https://github.com/ivansandrk/AdventOfCode2019 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ivansandrk/AdventOfCode2019 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d80439783609b8345648c22e29bf6d8b763c2eb4e5c9c7d109cc98b14a8d90d6
[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" "d80439783609b8345648c22e29bf6d8b763c2eb4e5c9c7d109cc98b14a8d90d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d80439783609b8345648c22e29bf6d8b763c2eb4e5c9c7d109cc98b14a8d90d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80439783609b8345648c22e29bf6d8b763c2eb4e5c9c7d109cc98b14a8d90d6", kill_on_drop: false }`
[INFO] [stdout] d80439783609b8345648c22e29bf6d8b763c2eb4e5c9c7d109cc98b14a8d90d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] df12e4bb6d07e30747feaa8b36b09863bc889f159d807bd934660489fb8752e7
[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" "df12e4bb6d07e30747feaa8b36b09863bc889f159d807bd934660489fb8752e7", kill_on_drop: false }`
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]  Documenting aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]  --> src/bin/day17.rs:7:40
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn is_intersection(i: usize, j: usize, V: &Vec<Vec<char>>) -> bool {
[INFO] [stdout]   |                                        ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/bin/day17.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn dump(V: &Vec<Vec<char>>, row: i32, col: i32, dir: usize) {
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/bin/day17.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn determine_drawing_function(V: &Vec<Vec<char>>) {
[INFO] [stdout]    |                               ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.63s
[INFO] running `Command { std: "docker" "inspect" "df12e4bb6d07e30747feaa8b36b09863bc889f159d807bd934660489fb8752e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df12e4bb6d07e30747feaa8b36b09863bc889f159d807bd934660489fb8752e7", kill_on_drop: false }`
[INFO] [stdout] df12e4bb6d07e30747feaa8b36b09863bc889f159d807bd934660489fb8752e7