Dec 04 21:15:45.020 INFO checking carllhw/tokio-hello-world against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:15:45.020 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 21:15:45.443 INFO [stdout] 05c57089706a89512220816b13182a9efa1dc2906a583087c8ef68cfc629a418
Dec 04 21:15:45.445 INFO running `"docker" "start" "-a" "05c57089706a89512220816b13182a9efa1dc2906a583087c8ef68cfc629a418"`
Dec 04 21:15:46.675 INFO [stderr] usermod: no changes
Dec 04 21:15:46.800 INFO [stderr]     Checking tokio v0.1.6
Dec 04 21:15:48.921 INFO [stderr]     Checking tokio-hello-world v0.1.0 (/source)
Dec 04 21:15:51.386 INFO [stderr] warning: unused import: `tokio::io`
Dec 04 21:15:51.407 INFO [stderr]  --> src/main.rs:3:5
Dec 04 21:15:51.407 INFO [stderr]   |
Dec 04 21:15:51.407 INFO [stderr] 3 | use tokio::io;
Dec 04 21:15:51.408 INFO [stderr]   |     ^^^^^^^^^
Dec 04 21:15:51.408 INFO [stderr]   |
Dec 04 21:15:51.408 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 21:15:51.408 INFO [stderr] 
Dec 04 21:15:51.621 INFO [stderr] warning: unused import: `tokio::io`
Dec 04 21:15:51.621 INFO [stderr]  --> src/main.rs:3:5
Dec 04 21:15:51.622 INFO [stderr]   |
Dec 04 21:15:51.622 INFO [stderr] 3 | use tokio::io;
Dec 04 21:15:51.622 INFO [stderr]   |     ^^^^^^^^^
Dec 04 21:15:51.622 INFO [stderr]   |
Dec 04 21:15:51.623 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 21:15:51.623 INFO [stderr] 
Dec 04 21:15:51.715 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.01s
Dec 04 21:15:51.727 INFO [stderr] su: No module specific data is present
Dec 04 21:15:52.921 INFO running `"docker" "inspect" "05c57089706a89512220816b13182a9efa1dc2906a583087c8ef68cfc629a418"`
Dec 04 21:15:53.238 INFO running `"docker" "rm" "-f" "05c57089706a89512220816b13182a9efa1dc2906a583087c8ef68cfc629a418"`
Dec 04 21:15:53.659 INFO [stdout] 05c57089706a89512220816b13182a9efa1dc2906a583087c8ef68cfc629a418