Dec 19 15:26:57.682 INFO checking jakubtuchol/adventofcode2018 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:26:57.682 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:26:57.876 INFO [stdout] faf0e90ffa0f4370620949ff2af482eaff5b26d8423b2b50a7b4e76ee54e9050
Dec 19 15:26:57.878 INFO running `"docker" "start" "-a" "faf0e90ffa0f4370620949ff2af482eaff5b26d8423b2b50a7b4e76ee54e9050"`
Dec 19 15:26:58.567 INFO [stderr]     Checking adventofcode v0.1.0 (/opt/crater/workdir)
Dec 19 15:26:58.728 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 15:26:58.728 INFO [stderr]  --> src/main.rs:1:1
Dec 19 15:26:58.728 INFO [stderr]   |
Dec 19 15:26:58.728 INFO [stderr] 1 | #[macro_use] extern crate itertools;
Dec 19 15:26:58.728 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 15:26:58.728 INFO [stderr]   |
Dec 19 15:26:58.728 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:26:58.728 INFO [stderr] 
Dec 19 15:26:58.760 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 15:26:58.760 INFO [stderr]  --> src/main.rs:1:1
Dec 19 15:26:58.760 INFO [stderr]   |
Dec 19 15:26:58.760 INFO [stderr] 1 | #[macro_use] extern crate itertools;
Dec 19 15:26:58.760 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 15:26:58.760 INFO [stderr]   |
Dec 19 15:26:58.760 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 15:26:58.760 INFO [stderr] 
Dec 19 15:26:58.832 INFO [stderr] warning: function is never used: `find_matching_words`
Dec 19 15:26:58.832 INFO [stderr]   --> src/day_two.rs:30:1
Dec 19 15:26:58.832 INFO [stderr]    |
Dec 19 15:26:58.832 INFO [stderr] 30 | fn find_matching_words(ids: &[String]) -> Option<(&String, &String)> {
Dec 19 15:26:58.832 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:26:58.832 INFO [stderr]    |
Dec 19 15:26:58.832 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 15:26:58.832 INFO [stderr] 
Dec 19 15:26:58.983 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Dec 19 15:26:59.234 INFO running `"docker" "inspect" "faf0e90ffa0f4370620949ff2af482eaff5b26d8423b2b50a7b4e76ee54e9050"`
Dec 19 15:26:59.302 INFO running `"docker" "rm" "-f" "faf0e90ffa0f4370620949ff2af482eaff5b26d8423b2b50a7b4e76ee54e9050"`
Dec 19 15:26:59.427 INFO [stdout] faf0e90ffa0f4370620949ff2af482eaff5b26d8423b2b50a7b4e76ee54e9050