| ⇢ | A | IncrementalDataDirGenerator added |
| ⇢ | A | IncrementalDataDirGenerator::__construct() added | |
| ⇢ | A | IncrementalDataDirGenerator::getNextId() added | |
| ⇢ | A | IncrementalDataDirGenerator::getDirs() added | |
| ⇢ | A | IncrementalDataDirGenerator::createNextDir() added | |
| A | ↘ | B | UnitTestNodeService::cleanup() got worse |
| A | ↛ | UnitTestNodeService::createNextDataDir() removed |