Dec 18 13:31:47.645 INFO checking ntree-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 13:31:47.646 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/ntree/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 13:31:47.939 INFO [stdout] e8ab391eebb3adc4471285b43a623e74138eff05d9f151f8e5aa8ec3becfc0ce
Dec 18 13:31:47.941 INFO running `"docker" "start" "-a" "e8ab391eebb3adc4471285b43a623e74138eff05d9f151f8e5aa8ec3becfc0ce"`
Dec 18 13:31:48.736 INFO [stderr]     Checking ntree v0.1.0 (/opt/crater/workdir)
Dec 18 13:31:49.196 INFO [stderr] error: unused import: `Region`
Dec 18 13:31:49.196 INFO [stderr]   --> src/test.rs:14:13
Dec 18 13:31:49.196 INFO [stderr]    |
Dec 18 13:31:49.196 INFO [stderr] 14 | use {NTree, Region};
Dec 18 13:31:49.196 INFO [stderr]    |             ^^^^^^
Dec 18 13:31:49.196 INFO [stderr]    |
Dec 18 13:31:49.196 INFO [stderr] note: lint level defined here
Dec 18 13:31:49.196 INFO [stderr]   --> src/lib.rs:2:24
Dec 18 13:31:49.196 INFO [stderr]    |
Dec 18 13:31:49.196 INFO [stderr] 2  | #![cfg_attr(test, deny(warnings))]
Dec 18 13:31:49.196 INFO [stderr]    |                        ^^^^^^^^
Dec 18 13:31:49.196 INFO [stderr]    = note: #[deny(unused_imports)] implied by #[deny(warnings)]
Dec 18 13:31:49.196 INFO [stderr] 
Dec 18 13:31:49.197 INFO [stderr] error: aborting due to previous error
Dec 18 13:31:49.197 INFO [stderr] 
Dec 18 13:31:49.208 INFO [stderr] error: Could not compile `ntree`.
Dec 18 13:31:49.208 INFO [stderr] 
Dec 18 13:31:49.208 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 13:31:49.439 INFO running `"docker" "inspect" "e8ab391eebb3adc4471285b43a623e74138eff05d9f151f8e5aa8ec3becfc0ce"`
Dec 18 13:31:49.510 INFO running `"docker" "rm" "-f" "e8ab391eebb3adc4471285b43a623e74138eff05d9f151f8e5aa8ec3becfc0ce"`
Dec 18 13:31:49.616 INFO [stdout] e8ab391eebb3adc4471285b43a623e74138eff05d9f151f8e5aa8ec3becfc0ce