Dec 19 15:26:57.796 INFO checking jakubtuchol/adventofcode2018 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:26:57.796 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/jakubtuchol/adventofcode2018:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:26:57.993 INFO [stdout] 8cfc359e1950a8f3feb185bf22086269b24ed9e61aeaa8676372d24fc47d0758
Dec 19 15:26:58.002 INFO running `"docker" "start" "-a" "8cfc359e1950a8f3feb185bf22086269b24ed9e61aeaa8676372d24fc47d0758"`
Dec 19 15:26:58.736 INFO [stderr]     Checking adventofcode v0.1.0 (/opt/crater/workdir)
Dec 19 15:26:58.928 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 15:26:58.928 INFO [stderr]  --> src/main.rs:1:1
Dec 19 15:26:58.928 INFO [stderr]   |
Dec 19 15:26:58.928 INFO [stderr] 1 | #[macro_use] extern crate itertools;
Dec 19 15:26:58.928 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 15:26:58.928 INFO [stderr]   |
Dec 19 15:26:58.928 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:26:58.928 INFO [stderr] 
Dec 19 15:26:58.937 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 15:26:58.937 INFO [stderr]  --> src/main.rs:1:1
Dec 19 15:26:58.937 INFO [stderr]   |
Dec 19 15:26:58.937 INFO [stderr] 1 | #[macro_use] extern crate itertools;
Dec 19 15:26:58.937 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 15:26:58.937 INFO [stderr]   |
Dec 19 15:26:58.938 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:26:58.938 INFO [stderr] 
Dec 19 15:26:59.041 INFO [stderr] warning: function is never used: `find_matching_words`
Dec 19 15:26:59.041 INFO [stderr]   --> src/day_two.rs:30:1
Dec 19 15:26:59.041 INFO [stderr]    |
Dec 19 15:26:59.041 INFO [stderr] 30 | fn find_matching_words(ids: &[String]) -> Option<(&String, &String)> {
Dec 19 15:26:59.041 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:26:59.041 INFO [stderr]    |
Dec 19 15:26:59.041 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 15:26:59.041 INFO [stderr] 
Dec 19 15:26:59.121 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Dec 19 15:26:59.370 INFO running `"docker" "inspect" "8cfc359e1950a8f3feb185bf22086269b24ed9e61aeaa8676372d24fc47d0758"`
Dec 19 15:26:59.471 INFO running `"docker" "rm" "-f" "8cfc359e1950a8f3feb185bf22086269b24ed9e61aeaa8676372d24fc47d0758"`
Dec 19 15:26:59.550 INFO [stdout] 8cfc359e1950a8f3feb185bf22086269b24ed9e61aeaa8676372d24fc47d0758