Nov 16 14:24:37.028 INFO testing sbwtw/RBTree against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 14:24:37.029 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 16 14:24:37.504 INFO [stdout] 6cdd9b2e89031809ae78d8563413aaf5317fc7aa9eec56df3a9bd04f7571cbdd
Nov 16 14:24:37.508 INFO running `"docker" "start" "-a" "6cdd9b2e89031809ae78d8563413aaf5317fc7aa9eec56df3a9bd04f7571cbdd"`
Nov 16 14:24:38.899 INFO [stderr] usermod: no changes
Nov 16 14:24:38.979 INFO [stderr]    Compiling rbtree v0.1.0 (/source)
Nov 16 14:24:39.403 INFO [stderr] warning: variant is never constructed: `Red`
Nov 16 14:24:39.404 INFO [stderr]  --> src/main.rs:7:5
Nov 16 14:24:39.405 INFO [stderr]   |
Nov 16 14:24:39.405 INFO [stderr] 7 |     Red,
Nov 16 14:24:39.405 INFO [stderr]   |     ^^^
Nov 16 14:24:39.406 INFO [stderr]   |
Nov 16 14:24:39.406 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 14:24:39.406 INFO [stderr] 
Nov 16 14:24:39.407 INFO [stderr] warning: enum is never used: `Direction`
Nov 16 14:24:39.407 INFO [stderr]   --> src/main.rs:12:1
Nov 16 14:24:39.407 INFO [stderr]    |
Nov 16 14:24:39.408 INFO [stderr] 12 | enum Direction {
Nov 16 14:24:39.408 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 14:24:39.408 INFO [stderr] 
Nov 16 14:24:39.409 INFO [stderr] warning: function is never used: `ensure_root_black`
Nov 16 14:24:39.409 INFO [stderr]   --> src/main.rs:79:1
Nov 16 14:24:39.409 INFO [stderr]    |
Nov 16 14:24:39.410 INFO [stderr] 79 | fn ensure_root_black<K: KeyTrait, V: ValueTrait>(root: &mut OptNode<K, V>) {
Nov 16 14:24:39.410 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 14:24:39.410 INFO [stderr] 
Nov 16 14:24:39.411 INFO [stderr] warning: function is never used: `insert_n`
Nov 16 14:24:39.411 INFO [stderr]   --> src/main.rs:85:1
Nov 16 14:24:39.411 INFO [stderr]    |
Nov 16 14:24:39.412 INFO [stderr] 85 | fn insert_n<K: KeyTrait, V: ValueTrait>(root: &mut OptNode<K, V>, key: K, value: V) -> Option<V> {
Nov 16 14:24:39.412 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 14:24:39.412 INFO [stderr] 
Nov 16 14:24:39.413 INFO [stderr] warning: method is never used: `set_color`
Nov 16 14:24:39.413 INFO [stderr]    --> src/main.rs:120:5
Nov 16 14:24:39.413 INFO [stderr]     |
Nov 16 14:24:39.414 INFO [stderr] 120 |     fn set_color(&mut self, color: RBColor) {
Nov 16 14:24:39.414 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 14:24:39.414 INFO [stderr] 
Nov 16 14:24:40.105 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Nov 16 14:24:40.108 INFO [stderr] su: No module specific data is present
Nov 16 14:24:40.819 INFO running `"docker" "inspect" "6cdd9b2e89031809ae78d8563413aaf5317fc7aa9eec56df3a9bd04f7571cbdd"`
Nov 16 14:24:41.114 INFO running `"docker" "rm" "-f" "6cdd9b2e89031809ae78d8563413aaf5317fc7aa9eec56df3a9bd04f7571cbdd"`
Nov 16 14:24:41.432 INFO [stdout] 6cdd9b2e89031809ae78d8563413aaf5317fc7aa9eec56df3a9bd04f7571cbdd
Nov 16 14:24:41.435 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 16 14:24:42.023 INFO [stdout] f5f8760b9a819dcf6d1b86ea0bd9b21892c4cf7e51826692702a101516e55d60
Nov 16 14:24:42.025 INFO running `"docker" "start" "-a" "f5f8760b9a819dcf6d1b86ea0bd9b21892c4cf7e51826692702a101516e55d60"`
Nov 16 14:24:43.514 INFO [stderr] usermod: no changes
Nov 16 14:24:43.560 INFO [stderr]    Compiling rbtree v0.1.0 (/source)
Nov 16 14:24:44.067 INFO [stderr] warning: variant is never constructed: `Red`
Nov 16 14:24:44.068 INFO [stderr]  --> src/main.rs:7:5
Nov 16 14:24:44.068 INFO [stderr]   |
Nov 16 14:24:44.068 INFO [stderr] 7 |     Red,
Nov 16 14:24:44.068 INFO [stderr]   |     ^^^
Nov 16 14:24:44.068 INFO [stderr]   |
Nov 16 14:24:44.068 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 14:24:44.068 INFO [stderr] 
Nov 16 14:24:44.068 INFO [stderr] warning: enum is never used: `Direction`
Nov 16 14:24:44.068 INFO [stderr]   --> src/main.rs:12:1
Nov 16 14:24:44.068 INFO [stderr]    |
Nov 16 14:24:44.068 INFO [stderr] 12 | enum Direction {
Nov 16 14:24:44.068 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 14:24:44.068 INFO [stderr] 
Nov 16 14:24:44.068 INFO [stderr] warning: function is never used: `ensure_root_black`
Nov 16 14:24:44.068 INFO [stderr]   --> src/main.rs:79:1
Nov 16 14:24:44.068 INFO [stderr]    |
Nov 16 14:24:44.068 INFO [stderr] 79 | fn ensure_root_black<K: KeyTrait, V: ValueTrait>(root: &mut OptNode<K, V>) {
Nov 16 14:24:44.068 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 14:24:44.068 INFO [stderr] 
Nov 16 14:24:44.068 INFO [stderr] warning: function is never used: `insert_n`
Nov 16 14:24:44.068 INFO [stderr]   --> src/main.rs:85:1
Nov 16 14:24:44.068 INFO [stderr]    |
Nov 16 14:24:44.068 INFO [stderr] 85 | fn insert_n<K: KeyTrait, V: ValueTrait>(root: &mut OptNode<K, V>, key: K, value: V) -> Option<V> {
Nov 16 14:24:44.068 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 14:24:44.068 INFO [stderr] 
Nov 16 14:24:44.068 INFO [stderr] warning: method is never used: `set_color`
Nov 16 14:24:44.068 INFO [stderr]    --> src/main.rs:120:5
Nov 16 14:24:44.068 INFO [stderr]     |
Nov 16 14:24:44.068 INFO [stderr] 120 |     fn set_color(&mut self, color: RBColor) {
Nov 16 14:24:44.068 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 14:24:44.068 INFO [stderr] 
Nov 16 14:24:44.410 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Nov 16 14:24:44.413 INFO [stderr] su: No module specific data is present
Nov 16 14:24:45.086 INFO running `"docker" "inspect" "f5f8760b9a819dcf6d1b86ea0bd9b21892c4cf7e51826692702a101516e55d60"`
Nov 16 14:24:45.343 INFO running `"docker" "rm" "-f" "f5f8760b9a819dcf6d1b86ea0bd9b21892c4cf7e51826692702a101516e55d60"`
Nov 16 14:24:45.595 INFO [stdout] f5f8760b9a819dcf6d1b86ea0bd9b21892c4cf7e51826692702a101516e55d60
Nov 16 14:24:45.609 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --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 16 14:24:46.004 INFO [stdout] de33654264ea77224cf0523e46cb032c1e8a0fa5819281235d7bb9bec81f0bfe
Nov 16 14:24:46.013 INFO running `"docker" "start" "-a" "de33654264ea77224cf0523e46cb032c1e8a0fa5819281235d7bb9bec81f0bfe"`
Nov 16 14:24:47.036 INFO [stderr] usermod: no changes
Nov 16 14:24:47.107 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 16 14:24:47.108 INFO [stderr]      Running /target/debug/deps/rbtree-2061ff0963a73f5a
Nov 16 14:24:47.125 INFO [stdout] 
Nov 16 14:24:47.125 INFO [stdout] running 0 tests
Nov 16 14:24:47.125 INFO [stdout] 
Nov 16 14:24:47.125 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 14:24:47.125 INFO [stdout] 
Nov 16 14:24:47.127 INFO [stderr] su: No module specific data is present
Nov 16 14:24:48.095 INFO running `"docker" "inspect" "de33654264ea77224cf0523e46cb032c1e8a0fa5819281235d7bb9bec81f0bfe"`
Nov 16 14:24:48.395 INFO running `"docker" "rm" "-f" "de33654264ea77224cf0523e46cb032c1e8a0fa5819281235d7bb9bec81f0bfe"`
Nov 16 14:24:48.707 INFO [stdout] de33654264ea77224cf0523e46cb032c1e8a0fa5819281235d7bb9bec81f0bfe