Dec 04 13:56:51.885 INFO checking mmueller/advent2016 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 13:56:51.885 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 13:56:52.295 INFO [stdout] b8bf88eecee21805ba916cb8470e669835b860b311eb5750b0dfcde109f2b7e5
Dec 04 13:56:52.300 INFO running `"docker" "start" "-a" "b8bf88eecee21805ba916cb8470e669835b860b311eb5750b0dfcde109f2b7e5"`
Dec 04 13:56:53.947 INFO [stderr] usermod: no changes
Dec 04 13:56:54.135 INFO [stderr]    Compiling gcc v0.3.39
Dec 04 13:56:56.583 INFO [stderr]    Compiling backtrace-sys v0.1.5
Dec 04 13:56:56.583 INFO [stderr]    Compiling rust-crypto v0.2.36
Dec 04 13:56:58.459 INFO [stderr]     Checking backtrace v0.3.0
Dec 04 13:56:59.459 INFO [stderr]     Checking error-chain v0.7.1
Dec 04 13:57:04.415 INFO [stderr]     Checking advent2016 v0.1.0 (/source)
Dec 04 13:57:06.572 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.59s
Dec 04 13:57:06.578 INFO [stderr] su: No module specific data is present
Dec 04 13:57:07.774 INFO running `"docker" "inspect" "b8bf88eecee21805ba916cb8470e669835b860b311eb5750b0dfcde109f2b7e5"`
Dec 04 13:57:08.239 INFO running `"docker" "rm" "-f" "b8bf88eecee21805ba916cb8470e669835b860b311eb5750b0dfcde109f2b7e5"`
Dec 04 13:57:08.579 INFO [stdout] b8bf88eecee21805ba916cb8470e669835b860b311eb5750b0dfcde109f2b7e5