执行php bin\console make:entity (User entity) 或php bin\console make:migration 后，我在控制台中收到这些警告：
2019-12-13T15:49:53+00:00 [info] User Deprecated: The Doctrine\Common\Persistence\ObjectRepository class is deprecated since doctrine/persistence 1.3 and will be removed in 2.0. Use \Doctrine\Persistence\ObjectRepository instead.
2019-12-13T15:49:53+00:00 [info] User Deprecated: The Doctrine\Common\Persistence\Mapping\AbstractClassMetadataFactory class is deprecated since doctrine/persistence 1.3 and will be removed in 2.0. Use \Doctrine\Persistence\Mapping\AbstractClassMetadataFactory instead.
2019-12-13T15:49:53+00:00 [info] User Deprecated: The Doctrine\Common\PropertyChangedListener class is deprecated since doctrine/persistence 1.3 and will be removed in 2.0. Use \Doctrine\Persistence\PropertyChangedListener instead.
2019-12-13T15:49:53+00:00 [info] User Deprecated: The …