Dec 04 22:02:45.268 INFO checking banditpig/AoC_2015_Rust against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 22:02:45.268 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 22:02:45.669 INFO [stdout] a9fffb56918a7ca0955965733bd85ea9a5b7281283eb203a635d1549b69db07e
Dec 04 22:02:45.679 INFO running `"docker" "start" "-a" "a9fffb56918a7ca0955965733bd85ea9a5b7281283eb203a635d1549b69db07e"`
Dec 04 22:02:46.994 INFO [stderr] usermod: no changes
Dec 04 22:02:47.093 INFO [stderr]     Checking rust v0.1.0 (/source)
Dec 04 22:02:47.643 INFO [stderr] warning: unused import: `std::thread`
Dec 04 22:02:47.643 INFO [stderr]  --> src/main.rs:2:5
Dec 04 22:02:47.643 INFO [stderr]   |
Dec 04 22:02:47.643 INFO [stderr] 2 | use std::thread;
Dec 04 22:02:47.643 INFO [stderr]   |     ^^^^^^^^^^^
Dec 04 22:02:47.643 INFO [stderr]   |
Dec 04 22:02:47.643 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 22:02:47.643 INFO [stderr] 
Dec 04 22:02:47.732 INFO [stderr] warning: unused import: `std::thread`
Dec 04 22:02:47.732 INFO [stderr]  --> src/main.rs:2:5
Dec 04 22:02:47.732 INFO [stderr]   |
Dec 04 22:02:47.732 INFO [stderr] 2 | use std::thread;
Dec 04 22:02:47.732 INFO [stderr]   |     ^^^^^^^^^^^
Dec 04 22:02:47.732 INFO [stderr]   |
Dec 04 22:02:47.732 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 22:02:47.732 INFO [stderr] 
Dec 04 22:02:47.931 INFO [stderr] warning: function is never used: `has_duplicates`
Dec 04 22:02:47.931 INFO [stderr]   --> src/utils.rs:11:1
Dec 04 22:02:47.931 INFO [stderr]    |
Dec 04 22:02:47.931 INFO [stderr] 11 | pub fn has_duplicates<T: Eq + Ord + Clone>(v: &Vec<T>) -> bool {
Dec 04 22:02:47.931 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:02:47.931 INFO [stderr]    |
Dec 04 22:02:47.931 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:02:47.931 INFO [stderr] 
Dec 04 22:02:47.959 INFO [stderr] warning: function is never used: `has_duplicates`
Dec 04 22:02:47.959 INFO [stderr]   --> src/utils.rs:11:1
Dec 04 22:02:47.959 INFO [stderr]    |
Dec 04 22:02:47.959 INFO [stderr] 11 | pub fn has_duplicates<T: Eq + Ord + Clone>(v: &Vec<T>) -> bool {
Dec 04 22:02:47.959 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:02:47.959 INFO [stderr]    |
Dec 04 22:02:47.959 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:02:47.959 INFO [stderr] 
Dec 04 22:02:47.975 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 04 22:02:47.979 INFO [stderr] su: No module specific data is present
Dec 04 22:02:48.588 INFO running `"docker" "inspect" "a9fffb56918a7ca0955965733bd85ea9a5b7281283eb203a635d1549b69db07e"`
Dec 04 22:02:48.824 INFO running `"docker" "rm" "-f" "a9fffb56918a7ca0955965733bd85ea9a5b7281283eb203a635d1549b69db07e"`
Dec 04 22:02:49.034 INFO [stdout] a9fffb56918a7ca0955965733bd85ea9a5b7281283eb203a635d1549b69db07e