[INFO] cloning repository https://github.com/Fatalon/AoC2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fatalon/AoC2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFatalon%2FAoC2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFatalon%2FAoC2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a36e177fc4afd1aadfa80f105eb0f5feb27d856d
[INFO] checking Fatalon/AoC2020 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFatalon%2FAoC2020" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fatalon/AoC2020 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Fatalon/AoC2020
[INFO] finished tweaking git repo https://github.com/Fatalon/AoC2020
[INFO] tweaked toml for git repo https://github.com/Fatalon/AoC2020 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Fatalon/AoC2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9f00c8be66588fb68c8c6d225a52c9a31a6ea2a0208286e99832a2ab304aae2
[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" "c9f00c8be66588fb68c8c6d225a52c9a31a6ea2a0208286e99832a2ab304aae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9f00c8be66588fb68c8c6d225a52c9a31a6ea2a0208286e99832a2ab304aae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f00c8be66588fb68c8c6d225a52c9a31a6ea2a0208286e99832a2ab304aae2", kill_on_drop: false }`
[INFO] [stdout] c9f00c8be66588fb68c8c6d225a52c9a31a6ea2a0208286e99832a2ab304aae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTFLAGS=--cap-lints=forbid" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a5837f07870ab81390a77f2b3f83310ceb6ada380cd1774a4a1865069e31af9
[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" "7a5837f07870ab81390a77f2b3f83310ceb6ada380cd1774a4a1865069e31af9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `predictRound` should have a snake case name
[INFO] [stdout]  --> src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn predictRound(waiting_area: Vec<Vec<char>>) -> Vec<Vec<char>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `predict_round`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `predictRound` should have a snake case name
[INFO] [stdout]  --> src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn predictRound(waiting_area: Vec<Vec<char>>) -> Vec<Vec<char>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `predict_round`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "7a5837f07870ab81390a77f2b3f83310ceb6ada380cd1774a4a1865069e31af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5837f07870ab81390a77f2b3f83310ceb6ada380cd1774a4a1865069e31af9", kill_on_drop: false }`
[INFO] [stdout] 7a5837f07870ab81390a77f2b3f83310ceb6ada380cd1774a4a1865069e31af9