[INFO] cloning repository https://github.com/thenixan/aoc-2016
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thenixan/aoc-2016" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenixan%2Faoc-2016"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenixan%2Faoc-2016'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b238207f2a332c2a6fea7823ffe65f2f4554432f
[INFO] checking thenixan/aoc-2016 against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenixan%2Faoc-2016" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thenixan/aoc-2016 on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/thenixan/aoc-2016
[INFO] finished tweaking git repo https://github.com/thenixan/aoc-2016
[INFO] tweaked toml for git repo https://github.com/thenixan/aoc-2016 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/thenixan/aoc-2016 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5a00e0a4b482d173893af6e764cf77312251f577c953ef09d0612e519556ea53
[INFO] running `"docker" "start" "-a" "5a00e0a4b482d173893af6e764cf77312251f577c953ef09d0612e519556ea53"`
[INFO] [stderr]     Checking iterslide v1.0.1
[INFO] [stderr]     Checking aoc-2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `empty_pos`
[INFO] [stderr]   --> src/task_22.rs:63:18
[INFO] [stderr]    |
[INFO] [stderr] 63 |             let (empty_pos, empty_meta) = self.empty();
[INFO] [stderr]    |                  ^^^^^^^^^ help: consider prefixing with an underscore: `_empty_pos`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `empty_pos`
[INFO] [stderr]   --> src/task_22.rs:63:18
[INFO] [stderr]    |
[INFO] [stderr] 63 |             let (empty_pos, empty_meta) = self.empty();
[INFO] [stderr]    |                  ^^^^^^^^^ help: consider prefixing with an underscore: `_empty_pos`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `"docker" "inspect" "5a00e0a4b482d173893af6e764cf77312251f577c953ef09d0612e519556ea53"`
[INFO] running `"docker" "rm" "-f" "5a00e0a4b482d173893af6e764cf77312251f577c953ef09d0612e519556ea53"`
[INFO] [stdout] 5a00e0a4b482d173893af6e764cf77312251f577c953ef09d0612e519556ea53