Nov 10 01:32:59.304 INFO checking rbtree-0.1.5 against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 10 01:32:59.304 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-5/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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"`
Nov 10 01:32:59.761 INFO blam! 50187e7b514964a80173edce9cccef0c789744942db4fc538829333f236ca52d
Nov 10 01:32:59.764 INFO running `"docker" "start" "-a" "50187e7b514964a80173edce9cccef0c789744942db4fc538829333f236ca52d"`
Nov 10 01:33:01.114 INFO kablam! usermod: no changes
Nov 10 01:33:01.183 INFO kablam!     Checking rbtree v0.1.5 (/source)
Nov 10 01:33:02.019 INFO kablam! warning: unused import: `super::RBTree`
Nov 10 01:33:02.019 INFO kablam!     --> src/lib.rs:1404:9
Nov 10 01:33:02.019 INFO kablam!      |
Nov 10 01:33:02.019 INFO kablam! 1404 |     use super::RBTree;
Nov 10 01:33:02.019 INFO kablam!      |         ^^^^^^^^^^^^^
Nov 10 01:33:02.019 INFO kablam!      |
Nov 10 01:33:02.019 INFO kablam!      = note: #[warn(unused_imports)] on by default
Nov 10 01:33:02.019 INFO kablam! 
Nov 10 01:33:03.403 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
Nov 10 01:33:03.415 INFO kablam! su: No module specific data is present
Nov 10 01:33:04.111 INFO running `"docker" "rm" "-f" "50187e7b514964a80173edce9cccef0c789744942db4fc538829333f236ca52d"`
Nov 10 01:33:04.382 INFO blam! 50187e7b514964a80173edce9cccef0c789744942db4fc538829333f236ca52d