Dec 04 12:13:14.253 INFO checking portal-chan/end-is-nigh-unpacker against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 12:13:14.253 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12:13:14.691 INFO [stdout] 0e8fef44347a5653e54b087cf1505c60d771d04e898ddee87557d0c80ad72e89
Dec 04 12:13:14.693 INFO running `"docker" "start" "-a" "0e8fef44347a5653e54b087cf1505c60d771d04e898ddee87557d0c80ad72e89"`
Dec 04 12:13:16.227 INFO [stderr] usermod: no changes
Dec 04 12:13:16.298 INFO [stderr]     Checking backtrace-sys v0.1.11
Dec 04 12:13:16.539 INFO [stderr]     Checking backtrace v0.3.2
Dec 04 12:13:16.913 INFO [stderr]     Checking error-chain v0.10.0
Dec 04 12:13:17.370 INFO [stderr]     Checking end-is-nigh-unpacker v0.1.0 (/source)
Dec 04 12:13:17.803 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 04 12:13:17.803 INFO [stderr]  --> src/main.rs:1:12
Dec 04 12:13:17.803 INFO [stderr]   |
Dec 04 12:13:17.803 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 04 12:13:17.803 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:13:17.803 INFO [stderr]   |
Dec 04 12:13:17.803 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 12:13:17.803 INFO [stderr] 
Dec 04 12:13:17.826 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 04 12:13:17.826 INFO [stderr]  --> src/main.rs:1:12
Dec 04 12:13:17.826 INFO [stderr]   |
Dec 04 12:13:17.826 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 04 12:13:17.826 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:13:17.826 INFO [stderr]   |
Dec 04 12:13:17.826 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 12:13:17.826 INFO [stderr] 
Dec 04 12:13:17.869 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
Dec 04 12:13:17.872 INFO [stderr] su: No module specific data is present
Dec 04 12:13:18.341 INFO running `"docker" "inspect" "0e8fef44347a5653e54b087cf1505c60d771d04e898ddee87557d0c80ad72e89"`
Dec 04 12:13:18.504 INFO running `"docker" "rm" "-f" "0e8fef44347a5653e54b087cf1505c60d771d04e898ddee87557d0c80ad72e89"`
Dec 04 12:13:18.711 INFO [stdout] 0e8fef44347a5653e54b087cf1505c60d771d04e898ddee87557d0c80ad72e89