Nov 28 00:27:16.286 INFO checking mmueller/advent2016 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 00:27:16.287 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 00:27:16.737 INFO [stdout] 061e627f8e3d22753f3b7c813f0a3f9bd5a12a0ddacecb00e8d08f2032cc9158
Nov 28 00:27:16.738 INFO running `"docker" "start" "-a" "061e627f8e3d22753f3b7c813f0a3f9bd5a12a0ddacecb00e8d08f2032cc9158"`
Nov 28 00:27:19.140 INFO [stderr] usermod: no changes
Nov 28 00:27:19.284 INFO [stderr]    Compiling backtrace-sys v0.1.5
Nov 28 00:27:20.851 INFO [stderr]     Checking backtrace v0.3.0
Nov 28 00:27:21.401 INFO [stderr]     Checking error-chain v0.7.1
Nov 28 00:27:22.044 INFO [stderr]     Checking advent2016 v0.1.0 (/source)
Nov 28 00:27:24.139 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.96s
Nov 28 00:27:24.144 INFO [stderr] su: No module specific data is present
Nov 28 00:27:25.396 INFO running `"docker" "inspect" "061e627f8e3d22753f3b7c813f0a3f9bd5a12a0ddacecb00e8d08f2032cc9158"`
Nov 28 00:27:25.773 INFO running `"docker" "rm" "-f" "061e627f8e3d22753f3b7c813f0a3f9bd5a12a0ddacecb00e8d08f2032cc9158"`
Nov 28 00:27:26.144 INFO [stdout] 061e627f8e3d22753f3b7c813f0a3f9bd5a12a0ddacecb00e8d08f2032cc9158