Oct 13 12:29:04.552 INFO checking llrb-0.0.1 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 12:29:04.552 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 12:29:04.970 INFO blam! db65d6aba42dc8495461d97b08d3be783b4b603e594712dd152bb239416d85e9
Oct 13 12:29:04.972 INFO running `"docker" "start" "-a" "db65d6aba42dc8495461d97b08d3be783b4b603e594712dd152bb239416d85e9"`
Oct 13 12:29:05.956 INFO kablam! usermod: no changes
Oct 13 12:29:06.040 INFO kablam!     Checking llrb v0.0.1 (/source)
Oct 13 12:29:06.972 INFO kablam! warning: unused variable: `right_is_red`
Oct 13 12:29:06.972 INFO kablam!    --> src/lib.rs:288:13
Oct 13 12:29:06.972 INFO kablam!     |
Oct 13 12:29:06.972 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Oct 13 12:29:06.972 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Oct 13 12:29:06.972 INFO kablam!     |
Oct 13 12:29:06.972 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 12:29:06.972 INFO kablam! 
Oct 13 12:29:06.972 INFO kablam! warning: unused variable: `val`
Oct 13 12:29:06.972 INFO kablam!    --> src/lib.rs:289:43
Oct 13 12:29:06.972 INFO kablam!     |
Oct 13 12:29:06.972 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Oct 13 12:29:06.972 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Oct 13 12:29:06.972 INFO kablam! 
Oct 13 12:29:06.972 INFO kablam! warning: unused variable: `other`
Oct 13 12:29:06.972 INFO kablam!    --> src/lib.rs:335:30
Oct 13 12:29:06.973 INFO kablam!     |
Oct 13 12:29:06.973 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Oct 13 12:29:06.973 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Oct 13 12:29:06.973 INFO kablam! 
Oct 13 12:29:06.988 INFO kablam! warning: method is never used: `move_red_right`
Oct 13 12:29:06.988 INFO kablam!   --> src/lib.rs:92:5
Oct 13 12:29:06.988 INFO kablam!    |
Oct 13 12:29:06.988 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Oct 13 12:29:06.988 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:29:06.988 INFO kablam!    |
Oct 13 12:29:06.988 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 12:29:06.988 INFO kablam! 
Oct 13 12:29:06.988 INFO kablam! warning: method is never used: `move_red_left`
Oct 13 12:29:06.988 INFO kablam!   --> src/lib.rs:94:5
Oct 13 12:29:06.988 INFO kablam!    |
Oct 13 12:29:06.988 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Oct 13 12:29:06.988 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:29:06.988 INFO kablam! 
Oct 13 12:29:06.988 INFO kablam! warning: method is never used: `min`
Oct 13 12:29:06.988 INFO kablam!    --> src/lib.rs:303:5
Oct 13 12:29:06.988 INFO kablam!     |
Oct 13 12:29:06.988 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Oct 13 12:29:06.988 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:29:06.988 INFO kablam! 
Oct 13 12:29:07.022 INFO kablam! warning: unused variable: `right_is_red`
Oct 13 12:29:07.023 INFO kablam!    --> src/lib.rs:288:13
Oct 13 12:29:07.023 INFO kablam!     |
Oct 13 12:29:07.023 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Oct 13 12:29:07.023 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Oct 13 12:29:07.023 INFO kablam!     |
Oct 13 12:29:07.023 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 12:29:07.023 INFO kablam! 
Oct 13 12:29:07.023 INFO kablam! warning: unused variable: `val`
Oct 13 12:29:07.023 INFO kablam!    --> src/lib.rs:289:43
Oct 13 12:29:07.023 INFO kablam!     |
Oct 13 12:29:07.023 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Oct 13 12:29:07.023 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Oct 13 12:29:07.023 INFO kablam! 
Oct 13 12:29:07.023 INFO kablam! warning: unused variable: `other`
Oct 13 12:29:07.023 INFO kablam!    --> src/lib.rs:335:30
Oct 13 12:29:07.023 INFO kablam!     |
Oct 13 12:29:07.023 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Oct 13 12:29:07.023 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Oct 13 12:29:07.023 INFO kablam! 
Oct 13 12:29:07.060 INFO kablam! warning: method is never used: `move_red_right`
Oct 13 12:29:07.060 INFO kablam!   --> src/lib.rs:92:5
Oct 13 12:29:07.060 INFO kablam!    |
Oct 13 12:29:07.060 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Oct 13 12:29:07.060 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:29:07.060 INFO kablam!    |
Oct 13 12:29:07.060 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 12:29:07.060 INFO kablam! 
Oct 13 12:29:07.060 INFO kablam! warning: method is never used: `move_red_left`
Oct 13 12:29:07.060 INFO kablam!   --> src/lib.rs:94:5
Oct 13 12:29:07.060 INFO kablam!    |
Oct 13 12:29:07.060 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Oct 13 12:29:07.060 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:29:07.060 INFO kablam! 
Oct 13 12:29:07.061 INFO kablam! warning: method is never used: `min`
Oct 13 12:29:07.061 INFO kablam!    --> src/lib.rs:303:5
Oct 13 12:29:07.061 INFO kablam!     |
Oct 13 12:29:07.061 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Oct 13 12:29:07.061 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 12:29:07.061 INFO kablam! 
Oct 13 12:29:07.137 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Oct 13 12:29:07.146 INFO kablam! su: No module specific data is present
Oct 13 12:29:07.846 INFO running `"docker" "rm" "-f" "db65d6aba42dc8495461d97b08d3be783b4b603e594712dd152bb239416d85e9"`
Oct 13 12:29:08.176 INFO blam! db65d6aba42dc8495461d97b08d3be783b4b603e594712dd152bb239416d85e9