Dec 04 18:21:23.138 INFO checking gaoyifan/tcp-transparent-repeater against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 18:21:23.138 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 18:21:23.703 INFO [stdout] 3e9e4353d81a24db3353c7f15ffd926f4aea2dbb6f99469ce6ff9761036c4f7a
Dec 04 18:21:23.707 INFO running `"docker" "start" "-a" "3e9e4353d81a24db3353c7f15ffd926f4aea2dbb6f99469ce6ff9761036c4f7a"`
Dec 04 18:21:24.969 INFO [stderr] usermod: no changes
Dec 04 18:21:25.096 INFO [stderr]     Checking tokio-io v0.1.4
Dec 04 18:21:26.175 INFO [stderr]     Checking tokio-core v0.1.10
Dec 04 18:21:27.704 INFO [stderr]     Checking tcp_transparent_repeater v0.1.1 (/source)
Dec 04 18:21:29.456 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
Dec 04 18:21:29.460 INFO [stderr] su: No module specific data is present
Dec 04 18:21:30.684 INFO running `"docker" "inspect" "3e9e4353d81a24db3353c7f15ffd926f4aea2dbb6f99469ce6ff9761036c4f7a"`
Dec 04 18:21:31.066 INFO running `"docker" "rm" "-f" "3e9e4353d81a24db3353c7f15ffd926f4aea2dbb6f99469ce6ff9761036c4f7a"`
Dec 04 18:21:31.336 INFO [stdout] 3e9e4353d81a24db3353c7f15ffd926f4aea2dbb6f99469ce6ff9761036c4f7a