Dec 11 16:39:40.924 INFO checking jakubtuchol/adventofcode2018 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 16:39:40.924 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 16:39:41.086 INFO [stdout] 2dbf038675882f2c2eb21057662216bfbc1ea842e4f7ef4050259a00598ea5eb
Dec 11 16:39:41.087 INFO running `"docker" "start" "-a" "2dbf038675882f2c2eb21057662216bfbc1ea842e4f7ef4050259a00598ea5eb"`
Dec 11 16:39:41.507 INFO [stderr] usermod: no changes
Dec 11 16:39:41.569 INFO [stderr]     Checking adventofcode v0.1.0 (/source)
Dec 11 16:39:41.861 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 16:39:41.861 INFO [stderr]  --> src/main.rs:1:1
Dec 11 16:39:41.861 INFO [stderr]   |
Dec 11 16:39:41.861 INFO [stderr] 1 | #[macro_use] extern crate itertools;
Dec 11 16:39:41.861 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 16:39:41.861 INFO [stderr]   |
Dec 11 16:39:41.861 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 16:39:41.861 INFO [stderr] 
Dec 11 16:39:41.899 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 16:39:41.899 INFO [stderr]  --> src/main.rs:1:1
Dec 11 16:39:41.899 INFO [stderr]   |
Dec 11 16:39:41.899 INFO [stderr] 1 | #[macro_use] extern crate itertools;
Dec 11 16:39:41.899 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 16:39:41.899 INFO [stderr]   |
Dec 11 16:39:41.899 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 16:39:41.899 INFO [stderr] 
Dec 11 16:39:41.947 INFO [stderr] warning: function is never used: `find_matching_words`
Dec 11 16:39:41.947 INFO [stderr]   --> src/day_two.rs:30:1
Dec 11 16:39:41.947 INFO [stderr]    |
Dec 11 16:39:41.947 INFO [stderr] 30 | fn find_matching_words(ids: &[String]) -> Option<(&String, &String)> {
Dec 11 16:39:41.947 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 16:39:41.947 INFO [stderr]    |
Dec 11 16:39:41.947 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 16:39:41.947 INFO [stderr] 
Dec 11 16:39:42.038 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 11 16:39:42.041 INFO [stderr] su: No module specific data is present
Dec 11 16:39:42.390 INFO running `"docker" "inspect" "2dbf038675882f2c2eb21057662216bfbc1ea842e4f7ef4050259a00598ea5eb"`
Dec 11 16:39:42.668 INFO running `"docker" "rm" "-f" "2dbf038675882f2c2eb21057662216bfbc1ea842e4f7ef4050259a00598ea5eb"`
Dec 11 16:39:42.883 INFO [stdout] 2dbf038675882f2c2eb21057662216bfbc1ea842e4f7ef4050259a00598ea5eb