Dec 04 10:49:08.252 INFO checking sapphirecat/advent2017-rs against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 10:49:08.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 10:49:08.657 INFO [stdout] 5a19adf9917f25bdd7535328f12fb9cd16fa626951575129616fcd9eb89522d9
Dec 04 10:49:08.661 INFO running `"docker" "start" "-a" "5a19adf9917f25bdd7535328f12fb9cd16fa626951575129616fcd9eb89522d9"`
Dec 04 10:49:09.430 INFO [stderr] usermod: no changes
Dec 04 10:49:09.477 INFO [stderr]     Checking libc v0.2.34
Dec 04 10:49:10.471 INFO [stderr]     Checking memchr v2.0.1
Dec 04 10:49:10.748 INFO [stderr]     Checking aho-corasick v0.6.4
Dec 04 10:49:11.387 INFO [stderr]     Checking regex v0.2.3
Dec 04 10:49:13.454 INFO [stderr]     Checking advent2017-rs v0.1.0 (/source)
Dec 04 10:49:14.274 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.83s
Dec 04 10:49:14.278 INFO [stderr] su: No module specific data is present
Dec 04 10:49:15.377 INFO running `"docker" "inspect" "5a19adf9917f25bdd7535328f12fb9cd16fa626951575129616fcd9eb89522d9"`
Dec 04 10:49:15.706 INFO running `"docker" "rm" "-f" "5a19adf9917f25bdd7535328f12fb9cd16fa626951575129616fcd9eb89522d9"`
Dec 04 10:49:16.046 INFO [stdout] 5a19adf9917f25bdd7535328f12fb9cd16fa626951575129616fcd9eb89522d9