Ocean Ruins can generate multiple chests on top of each other

In the latest snapshot, there seems to be a chance for ocean ruins to generate improperly. The example below seems to be intersecting with an Ocean Monument and a noise cave, I'm unsure if either of those are relevant. 

World Type: Default

Additional Generation settings: Default

Seed: 2975045490325952305

Coordinates: 

• First example: 1675 10 2396
• Second Example: 1668 32 2407