Dec 05 08:29:47.243 INFO checking rbtree-0.1.5 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 08:29:47.243 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05 08:29:47.435 INFO [stdout] dd0b772be56b86d08117a5f2a796ac89342d3919cb5695358ca304b6604416fb
Dec 05 08:29:47.436 INFO running `"docker" "start" "-a" "dd0b772be56b86d08117a5f2a796ac89342d3919cb5695358ca304b6604416fb"`
Dec 05 08:29:48.261 INFO [stderr] usermod: no changes
Dec 05 08:29:48.292 INFO [stderr]     Checking rbtree v0.1.5 (/source)
Dec 05 08:29:49.199 INFO [stderr] warning: unused import: `super::RBTree`
Dec 05 08:29:49.199 INFO [stderr]     --> src/lib.rs:1404:9
Dec 05 08:29:49.199 INFO [stderr]      |
Dec 05 08:29:49.199 INFO [stderr] 1404 |     use super::RBTree;
Dec 05 08:29:49.199 INFO [stderr]      |         ^^^^^^^^^^^^^
Dec 05 08:29:49.199 INFO [stderr]      |
Dec 05 08:29:49.199 INFO [stderr]      = note: #[warn(unused_imports)] on by default
Dec 05 08:29:49.199 INFO [stderr] 
Dec 05 08:29:50.791 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
Dec 05 08:29:50.793 INFO [stderr] su: No module specific data is present
Dec 05 08:29:51.140 INFO running `"docker" "inspect" "dd0b772be56b86d08117a5f2a796ac89342d3919cb5695358ca304b6604416fb"`
Dec 05 08:29:51.268 INFO running `"docker" "rm" "-f" "dd0b772be56b86d08117a5f2a796ac89342d3919cb5695358ca304b6604416fb"`
Dec 05 08:29:51.397 INFO [stdout] dd0b772be56b86d08117a5f2a796ac89342d3919cb5695358ca304b6604416fb