Sep 14 13:38:42.456 INFO checking llrb-0.0.1 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 13:38:42.456 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 13:38:42.456 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-3/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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=1000" "-e" "CMD=cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 13:38:42.598 INFO blam! fe179c0910909ccdf1fbcba848d736c462a1dc7a312d86b91754484edaf56146
Sep 14 13:38:42.607 INFO running `"docker" "start" "-a" "fe179c0910909ccdf1fbcba848d736c462a1dc7a312d86b91754484edaf56146"`
Sep 14 13:38:43.818 INFO kablam! usermod: no changes
Sep 14 13:38:43.838 INFO kablam!     Checking llrb v0.0.1 (file:///source)
Sep 14 13:38:44.112 INFO kablam! warning: unused variable: `right_is_red`
Sep 14 13:38:44.112 INFO kablam!    --> src/lib.rs:288:13
Sep 14 13:38:44.112 INFO kablam!     |
Sep 14 13:38:44.112 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Sep 14 13:38:44.112 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Sep 14 13:38:44.112 INFO kablam!     |
Sep 14 13:38:44.112 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 14 13:38:44.112 INFO kablam! 
Sep 14 13:38:44.112 INFO kablam! warning: unused variable: `val`
Sep 14 13:38:44.112 INFO kablam!    --> src/lib.rs:289:43
Sep 14 13:38:44.112 INFO kablam!     |
Sep 14 13:38:44.113 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Sep 14 13:38:44.113 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Sep 14 13:38:44.113 INFO kablam! 
Sep 14 13:38:44.113 INFO kablam! warning: unused variable: `other`
Sep 14 13:38:44.113 INFO kablam!    --> src/lib.rs:335:30
Sep 14 13:38:44.113 INFO kablam!     |
Sep 14 13:38:44.113 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Sep 14 13:38:44.113 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Sep 14 13:38:44.113 INFO kablam! 
Sep 14 13:38:44.129 INFO kablam! warning: method is never used: `move_red_right`
Sep 14 13:38:44.129 INFO kablam!   --> src/lib.rs:92:5
Sep 14 13:38:44.129 INFO kablam!    |
Sep 14 13:38:44.129 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Sep 14 13:38:44.129 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:38:44.129 INFO kablam!    |
Sep 14 13:38:44.129 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 14 13:38:44.129 INFO kablam! 
Sep 14 13:38:44.130 INFO kablam! warning: method is never used: `move_red_left`
Sep 14 13:38:44.130 INFO kablam!   --> src/lib.rs:94:5
Sep 14 13:38:44.130 INFO kablam!    |
Sep 14 13:38:44.130 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Sep 14 13:38:44.130 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:38:44.130 INFO kablam! 
Sep 14 13:38:44.130 INFO kablam! warning: method is never used: `min`
Sep 14 13:38:44.130 INFO kablam!    --> src/lib.rs:303:5
Sep 14 13:38:44.130 INFO kablam!     |
Sep 14 13:38:44.130 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Sep 14 13:38:44.130 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:38:44.130 INFO kablam! 
Sep 14 13:38:44.137 INFO kablam! warning: unused variable: `right_is_red`
Sep 14 13:38:44.137 INFO kablam!    --> src/lib.rs:288:13
Sep 14 13:38:44.137 INFO kablam!     |
Sep 14 13:38:44.137 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Sep 14 13:38:44.137 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Sep 14 13:38:44.137 INFO kablam!     |
Sep 14 13:38:44.137 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 14 13:38:44.137 INFO kablam! 
Sep 14 13:38:44.137 INFO kablam! warning: unused variable: `val`
Sep 14 13:38:44.137 INFO kablam!    --> src/lib.rs:289:43
Sep 14 13:38:44.137 INFO kablam!     |
Sep 14 13:38:44.138 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Sep 14 13:38:44.138 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Sep 14 13:38:44.138 INFO kablam! 
Sep 14 13:38:44.138 INFO kablam! warning: unused variable: `other`
Sep 14 13:38:44.138 INFO kablam!    --> src/lib.rs:335:30
Sep 14 13:38:44.138 INFO kablam!     |
Sep 14 13:38:44.138 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Sep 14 13:38:44.138 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Sep 14 13:38:44.138 INFO kablam! 
Sep 14 13:38:44.151 INFO kablam! warning: method is never used: `move_red_right`
Sep 14 13:38:44.151 INFO kablam!   --> src/lib.rs:92:5
Sep 14 13:38:44.152 INFO kablam!    |
Sep 14 13:38:44.152 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Sep 14 13:38:44.152 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:38:44.152 INFO kablam!    |
Sep 14 13:38:44.152 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 14 13:38:44.152 INFO kablam! 
Sep 14 13:38:44.152 INFO kablam! warning: method is never used: `move_red_left`
Sep 14 13:38:44.152 INFO kablam!   --> src/lib.rs:94:5
Sep 14 13:38:44.152 INFO kablam!    |
Sep 14 13:38:44.152 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Sep 14 13:38:44.152 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:38:44.152 INFO kablam! 
Sep 14 13:38:44.152 INFO kablam! warning: method is never used: `min`
Sep 14 13:38:44.152 INFO kablam!    --> src/lib.rs:303:5
Sep 14 13:38:44.152 INFO kablam!     |
Sep 14 13:38:44.152 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Sep 14 13:38:44.152 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 13:38:44.152 INFO kablam! 
Sep 14 13:38:44.175 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
Sep 14 13:38:44.183 INFO kablam! su: No module specific data is present
Sep 14 13:38:44.896 INFO running `"docker" "rm" "-f" "fe179c0910909ccdf1fbcba848d736c462a1dc7a312d86b91754484edaf56146"`
Sep 14 13:38:44.954 INFO blam! fe179c0910909ccdf1fbcba848d736c462a1dc7a312d86b91754484edaf56146