Dec 12 03:06:05.313 INFO checking EFulmer/aoc-2017-rust against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 03:06:05.313 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 03:06:05.546 INFO [stdout] 3e2c7e6cbd189a1c41eec7269244a59052122a4fe5ffd70d0af5f99628c78474
Dec 12 03:06:05.550 INFO running `"docker" "start" "-a" "3e2c7e6cbd189a1c41eec7269244a59052122a4fe5ffd70d0af5f99628c78474"`
Dec 12 03:06:06.096 INFO [stderr] usermod: no changes
Dec 12 03:06:06.156 INFO [stderr]     Checking advent-of-code v0.1.0 (/source)
Dec 12 03:06:06.641 INFO [stderr] warning: unused variable: `passphrases`
Dec 12 03:06:06.641 INFO [stderr]    --> src/main.rs:105:9
Dec 12 03:06:06.641 INFO [stderr]     |
Dec 12 03:06:06.641 INFO [stderr] 105 |     let passphrases = text.lines();
Dec 12 03:06:06.641 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_passphrases` instead
Dec 12 03:06:06.641 INFO [stderr]     |
Dec 12 03:06:06.641 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 03:06:06.641 INFO [stderr] 
Dec 12 03:06:06.641 INFO [stderr] warning: value assigned to `unique_count` is never read
Dec 12 03:06:06.641 INFO [stderr]    --> src/main.rs:106:13
Dec 12 03:06:06.641 INFO [stderr]     |
Dec 12 03:06:06.641 INFO [stderr] 106 |     let mut unique_count = 0;
Dec 12 03:06:06.641 INFO [stderr]     |             ^^^^^^^^^^^^
Dec 12 03:06:06.641 INFO [stderr]     |
Dec 12 03:06:06.641 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 12 03:06:06.641 INFO [stderr] 
Dec 12 03:06:06.868 INFO [stderr] warning: unused variable: `passphrases`
Dec 12 03:06:06.868 INFO [stderr]    --> src/main.rs:105:9
Dec 12 03:06:06.868 INFO [stderr]     |
Dec 12 03:06:06.868 INFO [stderr] 105 |     let passphrases = text.lines();
Dec 12 03:06:06.868 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_passphrases` instead
Dec 12 03:06:06.868 INFO [stderr]     |
Dec 12 03:06:06.868 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 03:06:06.868 INFO [stderr] 
Dec 12 03:06:06.868 INFO [stderr] warning: value assigned to `unique_count` is never read
Dec 12 03:06:06.868 INFO [stderr]    --> src/main.rs:106:13
Dec 12 03:06:06.868 INFO [stderr]     |
Dec 12 03:06:06.868 INFO [stderr] 106 |     let mut unique_count = 0;
Dec 12 03:06:06.868 INFO [stderr]     |             ^^^^^^^^^^^^
Dec 12 03:06:06.868 INFO [stderr]     |
Dec 12 03:06:06.868 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 12 03:06:06.868 INFO [stderr] 
Dec 12 03:06:06.937 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Dec 12 03:06:06.939 INFO [stderr] su: No module specific data is present
Dec 12 03:06:07.378 INFO running `"docker" "inspect" "3e2c7e6cbd189a1c41eec7269244a59052122a4fe5ffd70d0af5f99628c78474"`
Dec 12 03:06:07.638 INFO running `"docker" "rm" "-f" "3e2c7e6cbd189a1c41eec7269244a59052122a4fe5ffd70d0af5f99628c78474"`
Dec 12 03:06:07.944 INFO [stdout] 3e2c7e6cbd189a1c41eec7269244a59052122a4fe5ffd70d0af5f99628c78474