The Villagers at Night'll try to Go to their Houses, But there is (are) House Doors that are Far from the Ground. The Villagers are trying to Go but they Can't, Also It is Crowded.
Environment
Windows 7 Ultimate SP1
4 GB of RAM (DDR3)
Intel Pentium G2020
Intel HD Graphics Ivy Bridge
Java Runtime Environment 8_74
As you see, You Can View them in the Picture.
But I Don't Exactly know the Seed, Just Generated a New Default World to see the Latest 1.14 Snapshot and I just Spawned near a Village.
I also Had this Problem at Older Minecraft Versions like 1.12.2 and the Pocket Edition.