Dec 04 10:07:54.924 INFO checking simmons/tokio-aio-examples against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 10:07:54.925 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 10:07:55.383 INFO [stdout] 94a60d2e86dd48b142962e5ab9477e1ea54a736f3b1fd71113497afefc14d4c5
Dec 04 10:07:55.385 INFO running `"docker" "start" "-a" "94a60d2e86dd48b142962e5ab9477e1ea54a736f3b1fd71113497afefc14d4c5"`
Dec 04 10:07:57.050 INFO [stderr] usermod: no changes
Dec 04 10:07:57.229 INFO [stderr]     Checking mio v0.6.11
Dec 04 10:07:57.229 INFO [stderr]     Checking tokio-io v0.1.4
Dec 04 10:07:59.584 INFO [stderr]     Checking tokio-core v0.1.11
Dec 04 10:08:00.929 INFO [stderr]     Checking tokio-aio-examples v0.1.0 (/source)
Dec 04 10:08:08.499 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.42s
Dec 04 10:08:08.503 INFO [stderr] su: No module specific data is present
Dec 04 10:08:09.635 INFO running `"docker" "inspect" "94a60d2e86dd48b142962e5ab9477e1ea54a736f3b1fd71113497afefc14d4c5"`
Dec 04 10:08:09.953 INFO running `"docker" "rm" "-f" "94a60d2e86dd48b142962e5ab9477e1ea54a736f3b1fd71113497afefc14d4c5"`
Dec 04 10:08:10.313 INFO [stdout] 94a60d2e86dd48b142962e5ab9477e1ea54a736f3b1fd71113497afefc14d4c5