Nov 01 20:14:23.656 INFO checking llrb-0.0.1 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 20:14:23.656 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Nov 01 20:14:24.140 INFO blam! 3726d86b2d5a4914a23ab357d59631079bd2145634ff6c692e4516fd82ebb4a3
Nov 01 20:14:24.145 INFO running `"docker" "start" "-a" "3726d86b2d5a4914a23ab357d59631079bd2145634ff6c692e4516fd82ebb4a3"`
Nov 01 20:14:25.425 INFO kablam! usermod: no changes
Nov 01 20:14:25.492 INFO kablam!     Checking llrb v0.0.1 (/source)
Nov 01 20:14:26.324 INFO kablam! warning: unused variable: `right_is_red`
Nov 01 20:14:26.324 INFO kablam!    --> src/lib.rs:288:13
Nov 01 20:14:26.324 INFO kablam!     |
Nov 01 20:14:26.324 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Nov 01 20:14:26.324 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Nov 01 20:14:26.324 INFO kablam!     |
Nov 01 20:14:26.324 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 20:14:26.324 INFO kablam! 
Nov 01 20:14:26.324 INFO kablam! warning: unused variable: `val`
Nov 01 20:14:26.324 INFO kablam!    --> src/lib.rs:289:43
Nov 01 20:14:26.324 INFO kablam!     |
Nov 01 20:14:26.324 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Nov 01 20:14:26.324 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Nov 01 20:14:26.324 INFO kablam! 
Nov 01 20:14:26.324 INFO kablam! warning: unused variable: `other`
Nov 01 20:14:26.324 INFO kablam!    --> src/lib.rs:335:30
Nov 01 20:14:26.324 INFO kablam!     |
Nov 01 20:14:26.324 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Nov 01 20:14:26.325 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Nov 01 20:14:26.325 INFO kablam! 
Nov 01 20:14:26.360 INFO kablam! warning: method is never used: `move_red_right`
Nov 01 20:14:26.360 INFO kablam!   --> src/lib.rs:92:5
Nov 01 20:14:26.360 INFO kablam!    |
Nov 01 20:14:26.360 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Nov 01 20:14:26.360 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 20:14:26.360 INFO kablam!    |
Nov 01 20:14:26.360 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 20:14:26.360 INFO kablam! 
Nov 01 20:14:26.360 INFO kablam! warning: method is never used: `move_red_left`
Nov 01 20:14:26.360 INFO kablam!   --> src/lib.rs:94:5
Nov 01 20:14:26.360 INFO kablam!    |
Nov 01 20:14:26.360 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Nov 01 20:14:26.360 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 20:14:26.360 INFO kablam! 
Nov 01 20:14:26.360 INFO kablam! warning: method is never used: `min`
Nov 01 20:14:26.360 INFO kablam!    --> src/lib.rs:303:5
Nov 01 20:14:26.360 INFO kablam!     |
Nov 01 20:14:26.360 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Nov 01 20:14:26.360 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 20:14:26.360 INFO kablam! 
Nov 01 20:14:26.864 INFO kablam! warning: unused variable: `right_is_red`
Nov 01 20:14:26.864 INFO kablam!    --> src/lib.rs:288:13
Nov 01 20:14:26.864 INFO kablam!     |
Nov 01 20:14:26.864 INFO kablam! 288 |         let right_is_red = is_red(&self.left);
Nov 01 20:14:26.864 INFO kablam!     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Nov 01 20:14:26.864 INFO kablam!     |
Nov 01 20:14:26.864 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 20:14:26.864 INFO kablam! 
Nov 01 20:14:26.864 INFO kablam! warning: unused variable: `val`
Nov 01 20:14:26.864 INFO kablam!    --> src/lib.rs:289:43
Nov 01 20:14:26.864 INFO kablam!     |
Nov 01 20:14:26.864 INFO kablam! 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Nov 01 20:14:26.864 INFO kablam!     |                                           ^^^ help: consider using `_val` instead
Nov 01 20:14:26.864 INFO kablam! 
Nov 01 20:14:26.864 INFO kablam! warning: unused variable: `other`
Nov 01 20:14:26.864 INFO kablam!    --> src/lib.rs:335:30
Nov 01 20:14:26.865 INFO kablam!     |
Nov 01 20:14:26.865 INFO kablam! 335 |     pub fn append(&mut self, other: &mut Self) {}
Nov 01 20:14:26.865 INFO kablam!     |                              ^^^^^ help: consider using `_other` instead
Nov 01 20:14:26.865 INFO kablam! 
Nov 01 20:14:26.924 INFO kablam! warning: method is never used: `move_red_right`
Nov 01 20:14:26.924 INFO kablam!   --> src/lib.rs:92:5
Nov 01 20:14:26.925 INFO kablam!    |
Nov 01 20:14:26.925 INFO kablam! 92 |     fn move_red_right(&mut self) {}
Nov 01 20:14:26.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 20:14:26.925 INFO kablam!    |
Nov 01 20:14:26.925 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 20:14:26.925 INFO kablam! 
Nov 01 20:14:26.925 INFO kablam! warning: method is never used: `move_red_left`
Nov 01 20:14:26.925 INFO kablam!   --> src/lib.rs:94:5
Nov 01 20:14:26.925 INFO kablam!    |
Nov 01 20:14:26.926 INFO kablam! 94 |     fn move_red_left(&mut self) {}
Nov 01 20:14:26.926 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 20:14:26.926 INFO kablam! 
Nov 01 20:14:26.927 INFO kablam! warning: method is never used: `min`
Nov 01 20:14:26.927 INFO kablam!    --> src/lib.rs:303:5
Nov 01 20:14:26.927 INFO kablam!     |
Nov 01 20:14:26.928 INFO kablam! 303 |     fn min(&self) -> &LLRB<K, V> {
Nov 01 20:14:26.928 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 20:14:26.928 INFO kablam! 
Nov 01 20:14:26.992 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Nov 01 20:14:26.992 INFO kablam! su: No module specific data is present
Nov 01 20:14:27.995 INFO running `"docker" "rm" "-f" "3726d86b2d5a4914a23ab357d59631079bd2145634ff6c692e4516fd82ebb4a3"`
Nov 01 20:14:28.272 INFO blam! 3726d86b2d5a4914a23ab357d59631079bd2145634ff6c692e4516fd82ebb4a3