Nov 18 07:05:06.673 INFO testing llrb-0.0.1 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 07:05:06.673 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 18 07:05:06.902 INFO [stdout] 3f0a7f22ded2b3019d3c4d37583097581113a25ee4824be0966b573c3d475e31
Nov 18 07:05:06.904 INFO running `"docker" "start" "-a" "3f0a7f22ded2b3019d3c4d37583097581113a25ee4824be0966b573c3d475e31"`
Nov 18 07:05:07.316 INFO [stderr] usermod: no changes
Nov 18 07:05:07.343 INFO [stderr]    Compiling llrb v0.0.1 (/source)
Nov 18 07:05:07.806 INFO [stderr] warning: unused variable: `right_is_red`
Nov 18 07:05:07.806 INFO [stderr]    --> src/lib.rs:288:13
Nov 18 07:05:07.806 INFO [stderr]     |
Nov 18 07:05:07.806 INFO [stderr] 288 |         let right_is_red = is_red(&self.left);
Nov 18 07:05:07.806 INFO [stderr]     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Nov 18 07:05:07.806 INFO [stderr]     |
Nov 18 07:05:07.806 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 18 07:05:07.806 INFO [stderr] 
Nov 18 07:05:07.806 INFO [stderr] warning: unused variable: `val`
Nov 18 07:05:07.806 INFO [stderr]    --> src/lib.rs:289:43
Nov 18 07:05:07.806 INFO [stderr]     |
Nov 18 07:05:07.806 INFO [stderr] 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Nov 18 07:05:07.806 INFO [stderr]     |                                           ^^^ help: consider using `_val` instead
Nov 18 07:05:07.806 INFO [stderr] 
Nov 18 07:05:07.806 INFO [stderr] warning: unused variable: `other`
Nov 18 07:05:07.806 INFO [stderr]    --> src/lib.rs:335:30
Nov 18 07:05:07.806 INFO [stderr]     |
Nov 18 07:05:07.806 INFO [stderr] 335 |     pub fn append(&mut self, other: &mut Self) {}
Nov 18 07:05:07.806 INFO [stderr]     |                              ^^^^^ help: consider using `_other` instead
Nov 18 07:05:07.806 INFO [stderr] 
Nov 18 07:05:07.823 INFO [stderr] warning: method is never used: `move_red_right`
Nov 18 07:05:07.823 INFO [stderr]   --> src/lib.rs:92:5
Nov 18 07:05:07.823 INFO [stderr]    |
Nov 18 07:05:07.823 INFO [stderr] 92 |     fn move_red_right(&mut self) {}
Nov 18 07:05:07.823 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 07:05:07.823 INFO [stderr]    |
Nov 18 07:05:07.823 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 07:05:07.823 INFO [stderr] 
Nov 18 07:05:07.823 INFO [stderr] warning: method is never used: `move_red_left`
Nov 18 07:05:07.823 INFO [stderr]   --> src/lib.rs:94:5
Nov 18 07:05:07.823 INFO [stderr]    |
Nov 18 07:05:07.823 INFO [stderr] 94 |     fn move_red_left(&mut self) {}
Nov 18 07:05:07.823 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 07:05:07.823 INFO [stderr] 
Nov 18 07:05:07.823 INFO [stderr] warning: method is never used: `min`
Nov 18 07:05:07.823 INFO [stderr]    --> src/lib.rs:303:5
Nov 18 07:05:07.823 INFO [stderr]     |
Nov 18 07:05:07.823 INFO [stderr] 303 |     fn min(&self) -> &LLRB<K, V> {
Nov 18 07:05:07.823 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 07:05:07.823 INFO [stderr] 
Nov 18 07:05:07.854 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Nov 18 07:05:07.856 INFO [stderr] su: No module specific data is present
Nov 18 07:05:08.079 INFO running `"docker" "inspect" "3f0a7f22ded2b3019d3c4d37583097581113a25ee4824be0966b573c3d475e31"`
Nov 18 07:05:08.162 INFO running `"docker" "rm" "-f" "3f0a7f22ded2b3019d3c4d37583097581113a25ee4824be0966b573c3d475e31"`
Nov 18 07:05:08.268 INFO [stdout] 3f0a7f22ded2b3019d3c4d37583097581113a25ee4824be0966b573c3d475e31
Nov 18 07:05:08.272 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 18 07:05:08.438 INFO [stdout] 6412ac5af83b5379f3f90cec2d5306c2916c2316f1748af58e8e024657a64b24
Nov 18 07:05:08.440 INFO running `"docker" "start" "-a" "6412ac5af83b5379f3f90cec2d5306c2916c2316f1748af58e8e024657a64b24"`
Nov 18 07:05:08.928 INFO [stderr] usermod: no changes
Nov 18 07:05:08.958 INFO [stderr]    Compiling llrb v0.0.1 (/source)
Nov 18 07:05:09.538 INFO [stderr] warning: unused variable: `right_is_red`
Nov 18 07:05:09.539 INFO [stderr]    --> src/lib.rs:288:13
Nov 18 07:05:09.540 INFO [stderr]     |
Nov 18 07:05:09.540 INFO [stderr] 288 |         let right_is_red = is_red(&self.left);
Nov 18 07:05:09.540 INFO [stderr]     |             ^^^^^^^^^^^^ help: consider using `_right_is_red` instead
Nov 18 07:05:09.540 INFO [stderr]     |
Nov 18 07:05:09.540 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 18 07:05:09.540 INFO [stderr] 
Nov 18 07:05:09.541 INFO [stderr] warning: unused variable: `val`
Nov 18 07:05:09.541 INFO [stderr]    --> src/lib.rs:289:43
Nov 18 07:05:09.541 INFO [stderr]     |
Nov 18 07:05:09.541 INFO [stderr] 289 |         if let Some((ref mut key, ref mut val)) = self.kv {
Nov 18 07:05:09.541 INFO [stderr]     |                                           ^^^ help: consider using `_val` instead
Nov 18 07:05:09.541 INFO [stderr] 
Nov 18 07:05:09.546 INFO [stderr] warning: unused variable: `other`
Nov 18 07:05:09.546 INFO [stderr]    --> src/lib.rs:335:30
Nov 18 07:05:09.546 INFO [stderr]     |
Nov 18 07:05:09.546 INFO [stderr] 335 |     pub fn append(&mut self, other: &mut Self) {}
Nov 18 07:05:09.546 INFO [stderr]     |                              ^^^^^ help: consider using `_other` instead
Nov 18 07:05:09.546 INFO [stderr] 
Nov 18 07:05:09.561 INFO [stderr] warning: method is never used: `move_red_right`
Nov 18 07:05:09.561 INFO [stderr]   --> src/lib.rs:92:5
Nov 18 07:05:09.561 INFO [stderr]    |
Nov 18 07:05:09.561 INFO [stderr] 92 |     fn move_red_right(&mut self) {}
Nov 18 07:05:09.561 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 07:05:09.561 INFO [stderr]    |
Nov 18 07:05:09.561 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 07:05:09.561 INFO [stderr] 
Nov 18 07:05:09.561 INFO [stderr] warning: method is never used: `move_red_left`
Nov 18 07:05:09.561 INFO [stderr]   --> src/lib.rs:94:5
Nov 18 07:05:09.561 INFO [stderr]    |
Nov 18 07:05:09.561 INFO [stderr] 94 |     fn move_red_left(&mut self) {}
Nov 18 07:05:09.561 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 07:05:09.561 INFO [stderr] 
Nov 18 07:05:09.561 INFO [stderr] warning: method is never used: `min`
Nov 18 07:05:09.561 INFO [stderr]    --> src/lib.rs:303:5
Nov 18 07:05:09.561 INFO [stderr]     |
Nov 18 07:05:09.561 INFO [stderr] 303 |     fn min(&self) -> &LLRB<K, V> {
Nov 18 07:05:09.561 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 07:05:09.561 INFO [stderr] 
Nov 18 07:05:09.786 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Nov 18 07:05:09.789 INFO [stderr] su: No module specific data is present
Nov 18 07:05:10.129 INFO running `"docker" "inspect" "6412ac5af83b5379f3f90cec2d5306c2916c2316f1748af58e8e024657a64b24"`
Nov 18 07:05:10.361 INFO running `"docker" "rm" "-f" "6412ac5af83b5379f3f90cec2d5306c2916c2316f1748af58e8e024657a64b24"`
Nov 18 07:05:10.546 INFO [stdout] 6412ac5af83b5379f3f90cec2d5306c2916c2316f1748af58e8e024657a64b24