Dec 01 03:23:05.244 INFO testing sbwtw/RBTree against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 03:23:05.244 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 03:23:05.868 INFO [stdout] 399b028736cf33e3c85ac434f559a4aceecf468d4b96d4c42855da4df85b14ad
Dec 01 03:23:05.871 INFO running `"docker" "start" "-a" "399b028736cf33e3c85ac434f559a4aceecf468d4b96d4c42855da4df85b14ad"`
Dec 01 03:23:07.727 INFO [stderr] usermod: no changes
Dec 01 03:23:07.807 INFO [stderr]    Compiling rbtree v0.1.0 (/source)
Dec 01 03:23:08.227 INFO [stderr] warning: variant is never constructed: `Red`
Dec 01 03:23:08.228 INFO [stderr]  --> src/main.rs:7:5
Dec 01 03:23:08.228 INFO [stderr]   |
Dec 01 03:23:08.228 INFO [stderr] 7 |     Red,
Dec 01 03:23:08.229 INFO [stderr]   |     ^^^
Dec 01 03:23:08.229 INFO [stderr]   |
Dec 01 03:23:08.229 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 03:23:08.229 INFO [stderr] 
Dec 01 03:23:08.230 INFO [stderr] warning: enum is never used: `Direction`
Dec 01 03:23:08.230 INFO [stderr]   --> src/main.rs:12:1
Dec 01 03:23:08.230 INFO [stderr]    |
Dec 01 03:23:08.230 INFO [stderr] 12 | enum Direction {
Dec 01 03:23:08.231 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 01 03:23:08.231 INFO [stderr] 
Dec 01 03:23:08.231 INFO [stderr] warning: function is never used: `ensure_root_black`
Dec 01 03:23:08.232 INFO [stderr]   --> src/main.rs:79:1
Dec 01 03:23:08.232 INFO [stderr]    |
Dec 01 03:23:08.232 INFO [stderr] 79 | fn ensure_root_black<K: KeyTrait, V: ValueTrait>(root: &mut OptNode<K, V>) {
Dec 01 03:23:08.232 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 03:23:08.233 INFO [stderr] 
Dec 01 03:23:08.233 INFO [stderr] warning: function is never used: `insert_n`
Dec 01 03:23:08.233 INFO [stderr]   --> src/main.rs:85:1
Dec 01 03:23:08.234 INFO [stderr]    |
Dec 01 03:23:08.234 INFO [stderr] 85 | fn insert_n<K: KeyTrait, V: ValueTrait>(root: &mut OptNode<K, V>, key: K, value: V) -> Option<V> {
Dec 01 03:23:08.234 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 03:23:08.234 INFO [stderr] 
Dec 01 03:23:08.235 INFO [stderr] warning: method is never used: `set_color`
Dec 01 03:23:08.235 INFO [stderr]    --> src/main.rs:120:5
Dec 01 03:23:08.235 INFO [stderr]     |
Dec 01 03:23:08.236 INFO [stderr] 120 |     fn set_color(&mut self, color: RBColor) {
Dec 01 03:23:08.236 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 03:23:08.236 INFO [stderr] 
Dec 01 03:23:09.058 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Dec 01 03:23:09.063 INFO [stderr] su: No module specific data is present
Dec 01 03:23:10.241 INFO running `"docker" "inspect" "399b028736cf33e3c85ac434f559a4aceecf468d4b96d4c42855da4df85b14ad"`
Dec 01 03:23:10.533 INFO running `"docker" "rm" "-f" "399b028736cf33e3c85ac434f559a4aceecf468d4b96d4c42855da4df85b14ad"`
Dec 01 03:23:10.875 INFO [stdout] 399b028736cf33e3c85ac434f559a4aceecf468d4b96d4c42855da4df85b14ad
Dec 01 03:23:10.880 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 03:23:11.311 INFO [stdout] feb61f0074d920bfc6c1221d5ebaf054acfda45003f7bdb7f1dce8b6261a5256
Dec 01 03:23:11.323 INFO running `"docker" "start" "-a" "feb61f0074d920bfc6c1221d5ebaf054acfda45003f7bdb7f1dce8b6261a5256"`
Dec 01 03:23:12.543 INFO [stderr] usermod: no changes
Dec 01 03:23:12.599 INFO [stderr]    Compiling rbtree v0.1.0 (/source)
Dec 01 03:23:13.067 INFO [stderr] warning: variant is never constructed: `Red`
Dec 01 03:23:13.067 INFO [stderr]  --> src/main.rs:7:5
Dec 01 03:23:13.067 INFO [stderr]   |
Dec 01 03:23:13.067 INFO [stderr] 7 |     Red,
Dec 01 03:23:13.067 INFO [stderr]   |     ^^^
Dec 01 03:23:13.067 INFO [stderr]   |
Dec 01 03:23:13.067 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 03:23:13.067 INFO [stderr] 
Dec 01 03:23:13.067 INFO [stderr] warning: enum is never used: `Direction`
Dec 01 03:23:13.067 INFO [stderr]   --> src/main.rs:12:1
Dec 01 03:23:13.067 INFO [stderr]    |
Dec 01 03:23:13.067 INFO [stderr] 12 | enum Direction {
Dec 01 03:23:13.067 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 01 03:23:13.067 INFO [stderr] 
Dec 01 03:23:13.067 INFO [stderr] warning: function is never used: `ensure_root_black`
Dec 01 03:23:13.067 INFO [stderr]   --> src/main.rs:79:1
Dec 01 03:23:13.067 INFO [stderr]    |
Dec 01 03:23:13.067 INFO [stderr] 79 | fn ensure_root_black<K: KeyTrait, V: ValueTrait>(root: &mut OptNode<K, V>) {
Dec 01 03:23:13.067 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 03:23:13.067 INFO [stderr] 
Dec 01 03:23:13.067 INFO [stderr] warning: function is never used: `insert_n`
Dec 01 03:23:13.067 INFO [stderr]   --> src/main.rs:85:1
Dec 01 03:23:13.067 INFO [stderr]    |
Dec 01 03:23:13.067 INFO [stderr] 85 | fn insert_n<K: KeyTrait, V: ValueTrait>(root: &mut OptNode<K, V>, key: K, value: V) -> Option<V> {
Dec 01 03:23:13.067 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 03:23:13.067 INFO [stderr] 
Dec 01 03:23:13.067 INFO [stderr] warning: method is never used: `set_color`
Dec 01 03:23:13.067 INFO [stderr]    --> src/main.rs:120:5
Dec 01 03:23:13.067 INFO [stderr]     |
Dec 01 03:23:13.067 INFO [stderr] 120 |     fn set_color(&mut self, color: RBColor) {
Dec 01 03:23:13.067 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 03:23:13.067 INFO [stderr] 
Dec 01 03:23:13.501 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 01 03:23:13.501 INFO [stderr] su: No module specific data is present
Dec 01 03:23:14.343 INFO running `"docker" "inspect" "feb61f0074d920bfc6c1221d5ebaf054acfda45003f7bdb7f1dce8b6261a5256"`
Dec 01 03:23:14.657 INFO running `"docker" "rm" "-f" "feb61f0074d920bfc6c1221d5ebaf054acfda45003f7bdb7f1dce8b6261a5256"`
Dec 01 03:23:14.963 INFO [stdout] feb61f0074d920bfc6c1221d5ebaf054acfda45003f7bdb7f1dce8b6261a5256
Dec 01 03:23:14.968 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 03:23:15.467 INFO [stdout] 69ca8c0ed44ed9a7af8e81f13c5faff29a7a43717266af41e68b032abc281f85
Dec 01 03:23:15.471 INFO running `"docker" "start" "-a" "69ca8c0ed44ed9a7af8e81f13c5faff29a7a43717266af41e68b032abc281f85"`
Dec 01 03:23:16.931 INFO [stderr] usermod: no changes
Dec 01 03:23:17.019 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 01 03:23:17.019 INFO [stdout] 
Dec 01 03:23:17.019 INFO [stderr]      Running /target/debug/deps/rbtree-bfbf2d255edad131
Dec 01 03:23:17.019 INFO [stdout] running 0 tests
Dec 01 03:23:17.019 INFO [stderr] su: No module specific data is present
Dec 01 03:23:17.019 INFO [stdout] 
Dec 01 03:23:17.019 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 03:23:17.019 INFO [stdout] 
Dec 01 03:23:17.710 INFO running `"docker" "inspect" "69ca8c0ed44ed9a7af8e81f13c5faff29a7a43717266af41e68b032abc281f85"`
Dec 01 03:23:18.013 INFO running `"docker" "rm" "-f" "69ca8c0ed44ed9a7af8e81f13c5faff29a7a43717266af41e68b032abc281f85"`
Dec 01 03:23:18.363 INFO [stdout] 69ca8c0ed44ed9a7af8e81f13c5faff29a7a43717266af41e68b032abc281f85
