Sep 04 11:53:01.817 INFO checking llrb-0.0.1 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 11:53:01.817 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 11:53:01.817 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 11:53:02.023 INFO blam! 3aafb7c72c00f150902c1b1842b2b47bbc26bb4671b5863f4e13d5ba46a2cf48
Sep 04 11:53:02.025 INFO running `"docker" "start" "-a" "3aafb7c72c00f150902c1b1842b2b47bbc26bb4671b5863f4e13d5ba46a2cf48"`
Sep 04 11:53:02.653 INFO kablam!     Checking llrb v0.0.1 (file:///source)
Sep 04 11:53:03.239 INFO kablam! warning: unused variable: `right_is_red`
Sep 04 11:53:03.239 INFO kablam!    --> src/lib.rs:288:13
Sep 04 11:53:03.239 INFO kablam!     |
Sep 04 11:53:03.239 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Sep 04 11:53:03.239 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Sep 04 11:53:03.239 INFO kablam!     |
Sep 04 11:53:03.239 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 11:53:03.239 INFO kablam! 
Sep 04 11:53:03.239 INFO kablam! warning: unused variable: `val`
Sep 04 11:53:03.239 INFO kablam!    --> src/lib.rs:289:43
Sep 04 11:53:03.240 INFO kablam!     |
Sep 04 11:53:03.240 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Sep 04 11:53:03.240 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Sep 04 11:53:03.240 INFO kablam! 
Sep 04 11:53:03.240 INFO kablam! warning: unused variable: `other`
Sep 04 11:53:03.240 INFO kablam!    --> src/lib.rs:335:30
Sep 04 11:53:03.240 INFO kablam!     |
Sep 04 11:53:03.240 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Sep 04 11:53:03.240 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Sep 04 11:53:03.240 INFO kablam! 
Sep 04 11:53:03.267 INFO kablam! warning: method is never used: `move_red_right`
Sep 04 11:53:03.267 INFO kablam!   --> src/lib.rs:92:5
Sep 04 11:53:03.267 INFO kablam!    |
Sep 04 11:53:03.267 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Sep 04 11:53:03.268 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:53:03.268 INFO kablam!    |
Sep 04 11:53:03.268 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 04 11:53:03.268 INFO kablam! 
Sep 04 11:53:03.268 INFO kablam! warning: method is never used: `move_red_left`
Sep 04 11:53:03.268 INFO kablam!   --> src/lib.rs:94:5
Sep 04 11:53:03.268 INFO kablam!    |
Sep 04 11:53:03.268 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Sep 04 11:53:03.268 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:53:03.268 INFO kablam! 
Sep 04 11:53:03.268 INFO kablam! warning: method is never used: `min`
Sep 04 11:53:03.268 INFO kablam!    --> src/lib.rs:303:5
Sep 04 11:53:03.268 INFO kablam!     |
Sep 04 11:53:03.268 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Sep 04 11:53:03.268 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:53:03.268 INFO kablam! 
Sep 04 11:53:03.352 INFO kablam! warning: unused variable: `right_is_red`
Sep 04 11:53:03.352 INFO kablam!    --> src/lib.rs:288:13
Sep 04 11:53:03.352 INFO kablam!     |
Sep 04 11:53:03.352 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Sep 04 11:53:03.352 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Sep 04 11:53:03.352 INFO kablam!     |
Sep 04 11:53:03.352 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 11:53:03.352 INFO kablam! 
Sep 04 11:53:03.352 INFO kablam! warning: unused variable: `val`
Sep 04 11:53:03.353 INFO kablam!    --> src/lib.rs:289:43
Sep 04 11:53:03.353 INFO kablam!     |
Sep 04 11:53:03.353 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Sep 04 11:53:03.353 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Sep 04 11:53:03.353 INFO kablam! 
Sep 04 11:53:03.353 INFO kablam! warning: unused variable: `other`
Sep 04 11:53:03.353 INFO kablam!    --> src/lib.rs:335:30
Sep 04 11:53:03.353 INFO kablam!     |
Sep 04 11:53:03.353 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Sep 04 11:53:03.353 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Sep 04 11:53:03.353 INFO kablam! 
Sep 04 11:53:03.375 INFO kablam! warning: method is never used: `move_red_right`
Sep 04 11:53:03.375 INFO kablam!   --> src/lib.rs:92:5
Sep 04 11:53:03.375 INFO kablam!    |
Sep 04 11:53:03.375 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Sep 04 11:53:03.375 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:53:03.375 INFO kablam!    |
Sep 04 11:53:03.376 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 04 11:53:03.376 INFO kablam! 
Sep 04 11:53:03.376 INFO kablam! warning: method is never used: `move_red_left`
Sep 04 11:53:03.376 INFO kablam!   --> src/lib.rs:94:5
Sep 04 11:53:03.376 INFO kablam!    |
Sep 04 11:53:03.376 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Sep 04 11:53:03.376 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:53:03.376 INFO kablam! 
Sep 04 11:53:03.376 INFO kablam! warning: method is never used: `min`
Sep 04 11:53:03.376 INFO kablam!    --> src/lib.rs:303:5
Sep 04 11:53:03.376 INFO kablam!     |
Sep 04 11:53:03.376 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Sep 04 11:53:03.376 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 11:53:03.376 INFO kablam! 
Sep 04 11:53:03.400 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Sep 04 11:53:03.403 INFO kablam! su: No module specific data is present
Sep 04 11:53:03.784 INFO running `"docker" "rm" "-f" "3aafb7c72c00f150902c1b1842b2b47bbc26bb4671b5863f4e13d5ba46a2cf48"`
Sep 04 11:53:03.945 INFO blam! 3aafb7c72c00f150902c1b1842b2b47bbc26bb4671b5863f4e13d5ba46a2cf48