https://integration.wikimedia.org/ci/job/quibble-composer-mysql-php83/909/console
```
16:18:24 [cd5642a6541a095857ab07f7] [no req] Error: Class "Pimple\Container" not found
16:18:24 Backtrace:
16:18:24 from /workspace/src/extensions/Flow/includes/Container.php(5)
16:18:24 #0 /workspace/src/includes/AutoLoader.php(226): require_once()
16:18:24 #1 /workspace/src/extensions/Flow/maintenance/FlowSetUserIp.php(41): AutoLoader::autoload()
16:18:24 #2 /workspace/src/maintenance/includes/LoggedUpdateMaintenance.php(51): Flow\Maintenance\FlowSetUserIp->doDBUpdates()
16:18:24 #3 /workspace/src/maintenance/update.php(209): MediaWiki\Maintenance\LoggedUpdateMaintenance->execute()
16:18:24 #4 /workspace/src/maintenance/includes/MaintenanceRunner.php(694): UpdateMediaWiki->execute()
16:18:24 #5 /workspace/src/maintenance/doMaintenance.php(100): MediaWiki\Maintenance\MaintenanceRunner->run()
16:18:24 #6 /workspace/src/maintenance/update.php(310): require_once(string)
16:18:24 #7 {main}
```