Dec 12 09:22:14.616 INFO checking rbtree-0.1.5 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 09:22:14.616 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 09:22:14.788 INFO [stdout] 19aa55e50cf871fa010a2f7a73f73443303346dc2904fb4f6c923f20b9360cc4
Dec 12 09:22:14.790 INFO running `"docker" "start" "-a" "19aa55e50cf871fa010a2f7a73f73443303346dc2904fb4f6c923f20b9360cc4"`
Dec 12 09:22:15.189 INFO [stderr] usermod: no changes
Dec 12 09:22:15.221 INFO [stderr]     Checking rbtree v0.1.5 (/source)
Dec 12 09:22:15.870 INFO [stderr] warning: unused import: `super::RBTree`
Dec 12 09:22:15.870 INFO [stderr]     --> src/lib.rs:1404:9
Dec 12 09:22:15.870 INFO [stderr]      |
Dec 12 09:22:15.870 INFO [stderr] 1404 |     use super::RBTree;
Dec 12 09:22:15.870 INFO [stderr]      |         ^^^^^^^^^^^^^
Dec 12 09:22:15.870 INFO [stderr]      |
Dec 12 09:22:15.870 INFO [stderr]      = note: #[warn(unused_imports)] on by default
Dec 12 09:22:15.870 INFO [stderr] 
Dec 12 09:22:17.056 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
Dec 12 09:22:17.056 INFO [stderr] su: No module specific data is present
Dec 12 09:22:17.518 INFO running `"docker" "inspect" "19aa55e50cf871fa010a2f7a73f73443303346dc2904fb4f6c923f20b9360cc4"`
Dec 12 09:22:17.886 INFO running `"docker" "rm" "-f" "19aa55e50cf871fa010a2f7a73f73443303346dc2904fb4f6c923f20b9360cc4"`
Dec 12 09:22:18.260 INFO [stdout] 19aa55e50cf871fa010a2f7a73f73443303346dc2904fb4f6c923f20b9360cc4