Jul 12 05:00:29.557 INFO checking llrb-0.0.1 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 12 05:00:29.558 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 05:00:29.558 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 05:00:29.558 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-7/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 05:00:29.862 INFO blam! 3e4fb62d43312e9de004c54270314707fcb012e17d887defa4625929513260d3
Jul 12 05:00:29.864 INFO running `"docker" "start" "-a" "3e4fb62d43312e9de004c54270314707fcb012e17d887defa4625929513260d3"`
Jul 12 05:00:30.731 INFO kablam!     Checking llrb v0.0.1 (file:///source)
Jul 12 05:00:31.379 INFO kablam! warning: unused variable: `right_is_red`
Jul 12 05:00:31.380 INFO kablam!    --> src/lib.rs:288:13
Jul 12 05:00:31.380 INFO kablam!     |
Jul 12 05:00:31.380 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Jul 12 05:00:31.380 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Jul 12 05:00:31.380 INFO kablam!     |
Jul 12 05:00:31.380 INFO kablam!     = note: #[warn(unused_variables)] on by default
Jul 12 05:00:31.380 INFO kablam! 
Jul 12 05:00:31.380 INFO kablam! warning: unused variable: `val`
Jul 12 05:00:31.380 INFO kablam!    --> src/lib.rs:289:43
Jul 12 05:00:31.380 INFO kablam!     |
Jul 12 05:00:31.380 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Jul 12 05:00:31.380 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Jul 12 05:00:31.380 INFO kablam! 
Jul 12 05:00:31.380 INFO kablam! warning: unused variable: `other`
Jul 12 05:00:31.380 INFO kablam!    --> src/lib.rs:335:30
Jul 12 05:00:31.380 INFO kablam!     |
Jul 12 05:00:31.380 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Jul 12 05:00:31.380 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Jul 12 05:00:31.380 INFO kablam! 
Jul 12 05:00:31.440 INFO kablam! warning: method is never used: `move_red_right`
Jul 12 05:00:31.440 INFO kablam!   --> src/lib.rs:92:5
Jul 12 05:00:31.440 INFO kablam!    |
Jul 12 05:00:31.440 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Jul 12 05:00:31.440 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 05:00:31.440 INFO kablam!    |
Jul 12 05:00:31.440 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 12 05:00:31.440 INFO kablam! 
Jul 12 05:00:31.440 INFO kablam! warning: method is never used: `move_red_left`
Jul 12 05:00:31.440 INFO kablam!   --> src/lib.rs:94:5
Jul 12 05:00:31.440 INFO kablam!    |
Jul 12 05:00:31.440 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Jul 12 05:00:31.440 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 05:00:31.440 INFO kablam! 
Jul 12 05:00:31.441 INFO kablam! warning: method is never used: `min`
Jul 12 05:00:31.441 INFO kablam!    --> src/lib.rs:303:5
Jul 12 05:00:31.441 INFO kablam!     |
Jul 12 05:00:31.441 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Jul 12 05:00:31.441 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 05:00:31.441 INFO kablam! 
Jul 12 05:00:31.565 INFO kablam! warning: unused variable: `right_is_red`
Jul 12 05:00:31.565 INFO kablam!    --> src/lib.rs:288:13
Jul 12 05:00:31.565 INFO kablam!     |
Jul 12 05:00:31.565 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Jul 12 05:00:31.565 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Jul 12 05:00:31.565 INFO kablam!     |
Jul 12 05:00:31.565 INFO kablam!     = note: #[warn(unused_variables)] on by default
Jul 12 05:00:31.565 INFO kablam! 
Jul 12 05:00:31.565 INFO kablam! warning: unused variable: `val`
Jul 12 05:00:31.565 INFO kablam!    --> src/lib.rs:289:43
Jul 12 05:00:31.565 INFO kablam!     |
Jul 12 05:00:31.565 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Jul 12 05:00:31.565 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Jul 12 05:00:31.565 INFO kablam! 
Jul 12 05:00:31.565 INFO kablam! warning: unused variable: `other`
Jul 12 05:00:31.565 INFO kablam!    --> src/lib.rs:335:30
Jul 12 05:00:31.565 INFO kablam!     |
Jul 12 05:00:31.565 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Jul 12 05:00:31.566 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Jul 12 05:00:31.566 INFO kablam! 
Jul 12 05:00:31.599 INFO kablam! warning: method is never used: `move_red_right`
Jul 12 05:00:31.599 INFO kablam!   --> src/lib.rs:92:5
Jul 12 05:00:31.599 INFO kablam!    |
Jul 12 05:00:31.599 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Jul 12 05:00:31.599 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 05:00:31.599 INFO kablam!    |
Jul 12 05:00:31.599 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 12 05:00:31.599 INFO kablam! 
Jul 12 05:00:31.599 INFO kablam! warning: method is never used: `move_red_left`
Jul 12 05:00:31.599 INFO kablam!   --> src/lib.rs:94:5
Jul 12 05:00:31.599 INFO kablam!    |
Jul 12 05:00:31.599 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Jul 12 05:00:31.599 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 05:00:31.599 INFO kablam! 
Jul 12 05:00:31.599 INFO kablam! warning: method is never used: `min`
Jul 12 05:00:31.599 INFO kablam!    --> src/lib.rs:303:5
Jul 12 05:00:31.599 INFO kablam!     |
Jul 12 05:00:31.599 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Jul 12 05:00:31.599 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 05:00:31.599 INFO kablam! 
Jul 12 05:00:31.635 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Jul 12 05:00:31.635 INFO kablam! su: No module specific data is present
Jul 12 05:00:32.176 INFO running `"docker" "rm" "-f" "3e4fb62d43312e9de004c54270314707fcb012e17d887defa4625929513260d3"`
Jul 12 05:00:32.373 INFO blam! 3e4fb62d43312e9de004c54270314707fcb012e17d887defa4625929513260d3