Nov 07 10:24:31.996 INFO checking rbtree-0.1.5 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 10:24:31.997 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-7/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 07 10:24:32.336 INFO blam! 566a11f43080c48cf3a6c2e8398a365d82e9bdd2761a11b03e9fb7c20d5fe822
Nov 07 10:24:32.339 INFO running `"docker" "start" "-a" "566a11f43080c48cf3a6c2e8398a365d82e9bdd2761a11b03e9fb7c20d5fe822"`
Nov 07 10:24:33.380 INFO kablam! usermod: no changes
Nov 07 10:24:33.436 INFO kablam!     Checking rbtree v0.1.5 (/source)
Nov 07 10:24:34.348 INFO kablam! warning: unused import: `super::RBTree`
Nov 07 10:24:34.348 INFO kablam!     --> src/lib.rs:1404:9
Nov 07 10:24:34.348 INFO kablam!      |
Nov 07 10:24:34.348 INFO kablam! 1404 |     use super::RBTree;
Nov 07 10:24:34.348 INFO kablam!      |         ^^^^^^^^^^^^^
Nov 07 10:24:34.348 INFO kablam!      |
Nov 07 10:24:34.348 INFO kablam!      = note: #[warn(unused_imports)] on by default
Nov 07 10:24:34.348 INFO kablam! 
Nov 07 10:24:36.098 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
Nov 07 10:24:36.100 INFO kablam! su: No module specific data is present
Nov 07 10:24:36.804 INFO running `"docker" "rm" "-f" "566a11f43080c48cf3a6c2e8398a365d82e9bdd2761a11b03e9fb7c20d5fe822"`
Nov 07 10:24:37.092 INFO blam! 566a11f43080c48cf3a6c2e8398a365d82e9bdd2761a11b03e9fb7c20d5fe822