The Bug:

Traps can generate behind vaults in trial chambers.

Here is an example:

Seed: -3841550492582472260
Coordinates: /execute in minecraft:overworld run tp @s -1647.04 -17.80 735.41 -40.55 33.90

Steps to Reproduce:

1. Generate a world with the seed provided above and teleport to the given coordinates.
2. Look closely at vault and the trap.

Observed Behavior:

Traps can generate behind vaults.

Expected Behavior:

Traps would not be able to generate behind vaults.