/usr/share/php/Doctrine/DBAL/Sharding/ is in php-doctrine-dbal 2.4.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/Doctrine/DBAL/Sharding/PoolingShardConnection.php
/usr/share/php/Doctrine/DBAL/Sharding/PoolingShardManager.php
/usr/share/php/Doctrine/DBAL/Sharding/SQLAzure/
/usr/share/php/Doctrine/DBAL/Sharding/SQLAzure/SQLAzureFederationsSynchronizer.php
/usr/share/php/Doctrine/DBAL/Sharding/SQLAzure/SQLAzureShardManager.php
/usr/share/php/Doctrine/DBAL/Sharding/SQLAzure/Schema/
/usr/share/php/Doctrine/DBAL/Sharding/SQLAzure/Schema/MultiTenantVisitor.php
/usr/share/php/Doctrine/DBAL/Sharding/ShardChoser/
/usr/share/php/Doctrine/DBAL/Sharding/ShardChoser/MultiTenantShardChoser.php
/usr/share/php/Doctrine/DBAL/Sharding/ShardChoser/ShardChoser.php
/usr/share/php/Doctrine/DBAL/Sharding/ShardManager.php
/usr/share/php/Doctrine/DBAL/Sharding/ShardingException.php