| B | ↘ | C | StandardIndexMerger::merge() got worse | 
| A | ↛ | FileReader::setLogger() removed | |
| A | ↛ | StandardIndexMerger::setLogger() removed | |
| A | ↛ | FlysystemStorageAdapter::setLogger() removed | |
| A | ↛ | AbstractLockAdapter::setLogger() removed | |
| A | ↛ | StandardIndexBuilder::setLogger() removed |