Dec 04 11:28:28.648 INFO checking rom1v/mio-sample against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 11:28:28.648 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 11:28:29.173 INFO [stdout] 977f94a1e61f640f7ba52a8a46ab16c52e71ebf4826f4314f4bd5728898c5e37
Dec 04 11:28:29.175 INFO running `"docker" "start" "-a" "977f94a1e61f640f7ba52a8a46ab16c52e71ebf4826f4314f4bd5728898c5e37"`
Dec 04 11:28:31.939 INFO [stderr] usermod: no changes
Dec 04 11:28:32.087 INFO [stderr]     Checking iovec v0.1.0
Dec 04 11:28:32.087 INFO [stderr]     Checking net2 v0.2.29
Dec 04 11:28:33.078 INFO [stderr]     Checking mio v0.6.9
Dec 04 11:28:34.641 INFO [stderr]     Checking mio-sample v0.1.0 (/source)
Dec 04 11:28:35.547 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.57s
Dec 04 11:28:35.551 INFO [stderr] su: No module specific data is present
Dec 04 11:28:36.959 INFO running `"docker" "inspect" "977f94a1e61f640f7ba52a8a46ab16c52e71ebf4826f4314f4bd5728898c5e37"`
Dec 04 11:28:37.277 INFO running `"docker" "rm" "-f" "977f94a1e61f640f7ba52a8a46ab16c52e71ebf4826f4314f4bd5728898c5e37"`
Dec 04 11:28:37.639 INFO [stdout] 977f94a1e61f640f7ba52a8a46ab16c52e71ebf4826f4314f4bd5728898c5e37