[INFO] cloning repository https://github.com/Segmev/AdventOfCode2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Segmev/AdventOfCode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSegmev%2FAdventOfCode2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSegmev%2FAdventOfCode2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fdfc0f205eb71b2b041fd18d1d6012e22cc245e
[INFO] checking Segmev/AdventOfCode2021 against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSegmev%2FAdventOfCode2021" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Segmev/AdventOfCode2021
[INFO] finished tweaking git repo https://github.com/Segmev/AdventOfCode2021
[INFO] tweaked toml for git repo https://github.com/Segmev/AdventOfCode2021 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Segmev/AdventOfCode2021 on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Segmev/AdventOfCode2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1855176df98d969fc0fbab4a4a6d079dc9c36939aad26ea126dc6cbcbc39a364
[INFO] running `Command { std: "docker" "start" "1855176df98d969fc0fbab4a4a6d079dc9c36939aad26ea126dc6cbcbc39a364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1855176df98d969fc0fbab4a4a6d079dc9c36939aad26ea126dc6cbcbc39a364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1855176df98d969fc0fbab4a4a6d079dc9c36939aad26ea126dc6cbcbc39a364" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1855176df98d969fc0fbab4a4a6d079dc9c36939aad26ea126dc6cbcbc39a364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1855176df98d969fc0fbab4a4a6d079dc9c36939aad26ea126dc6cbcbc39a364" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking AdventOfCode2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `count_flash` is assigned to, but never used
[INFO] [stdout]   --> src/bin/day11/main.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut count_flash = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_count_flash` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `count_flash` is never read
[INFO] [stdout]   --> src/bin/day11/main.rs:92:21
[INFO] [stdout]    |
[INFO] [stdout] 92 |                     count_flash += 1;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `count_flash` is assigned to, but never used
[INFO] [stdout]   --> src/bin/day11/main.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut count_flash = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_count_flash` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `count_flash` is never read
[INFO] [stdout]   --> src/bin/day11/main.rs:92:21
[INFO] [stdout]    |
[INFO] [stdout] 92 |                     count_flash += 1;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "1855176df98d969fc0fbab4a4a6d079dc9c36939aad26ea126dc6cbcbc39a364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1855176df98d969fc0fbab4a4a6d079dc9c36939aad26ea126dc6cbcbc39a364", kill_on_drop: false }`
[INFO] [stdout] 1855176df98d969fc0fbab4a4a6d079dc9c36939aad26ea126dc6cbcbc39a364
