Villager cannot find a path to bed when fences are placed diagonally around him

How to reproduce:

1. Place fences diagonally. (Do not connect each other.)
2. Spawn a villager into fences.
3. Wait for the night.
4. The villager does not go to bed.
5. Break any fence to make the path.
6. The villager goes to bed. 

 

I recorded the above procedure and attached it.