Dec 04 18:11:45.716 INFO checking ghotiphud/advent-of-code against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 18:11:45.716 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 18:11:46.164 INFO [stdout] e977ff8fdedc98289b62537bdc27ca1e4f37e571ee5d4d7fcecf60845bb82932
Dec 04 18:11:46.168 INFO running `"docker" "start" "-a" "e977ff8fdedc98289b62537bdc27ca1e4f37e571ee5d4d7fcecf60845bb82932"`
Dec 04 18:11:47.555 INFO [stderr] usermod: no changes
Dec 04 18:11:47.595 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 04 18:11:47.595 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 04 18:11:47.595 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 04 18:11:47.595 INFO [stderr] files will be included as a binary target:
Dec 04 18:11:47.595 INFO [stderr] 
Dec 04 18:11:47.595 INFO [stderr] * /source/src/main.rs
Dec 04 18:11:47.595 INFO [stderr] 
Dec 04 18:11:47.595 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 04 18:11:47.595 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 04 18:11:47.595 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 04 18:11:47.595 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 04 18:11:47.595 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 04 18:11:47.595 INFO [stderr] 
Dec 04 18:11:47.595 INFO [stderr] For more information on this warning you can consult
Dec 04 18:11:47.595 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 04 18:11:47.595 INFO [stderr]     Checking advent-of-code v0.1.0 (/source)
Dec 04 18:11:49.351 INFO [stderr] warning: value assigned to `current` is never read
Dec 04 18:11:49.351 INFO [stderr]   --> src/day-3.rs:22:13
Dec 04 18:11:49.351 INFO [stderr]    |
Dec 04 18:11:49.351 INFO [stderr] 22 |     let mut current = House::new(0, 0);
Dec 04 18:11:49.351 INFO [stderr]    |             ^^^^^^^
Dec 04 18:11:49.351 INFO [stderr]    |
Dec 04 18:11:49.351 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 18:11:49.351 INFO [stderr] 
Dec 04 18:11:49.539 INFO [stderr] warning: value assigned to `current` is never read
Dec 04 18:11:49.539 INFO [stderr]   --> src/day-3.rs:22:13
Dec 04 18:11:49.539 INFO [stderr]    |
Dec 04 18:11:49.539 INFO [stderr] 22 |     let mut current = House::new(0, 0);
Dec 04 18:11:49.539 INFO [stderr]    |             ^^^^^^^
Dec 04 18:11:49.539 INFO [stderr]    |
Dec 04 18:11:49.539 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 04 18:11:49.539 INFO [stderr] 
Dec 04 18:11:49.591 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
Dec 04 18:11:49.599 INFO [stderr] su: No module specific data is present
Dec 04 18:11:50.651 INFO running `"docker" "inspect" "e977ff8fdedc98289b62537bdc27ca1e4f37e571ee5d4d7fcecf60845bb82932"`
Dec 04 18:11:51.000 INFO running `"docker" "rm" "-f" "e977ff8fdedc98289b62537bdc27ca1e4f37e571ee5d4d7fcecf60845bb82932"`
Dec 04 18:11:51.235 INFO [stdout] e977ff8fdedc98289b62537bdc27ca1e4f37e571ee5d4d7fcecf60845bb82932