'/locate' says the next nether fortress is over 600 Blocks away, when i step aside one block, it finds another nether fortress 100 blocks away. This doesnt make sense. It should find the same fortress.

How to reproduce this Bug:

1. Create a world with the seed 

   7810073449843448360

1. Go to '0 55 92'
2. Type the command 

   /locate structure minecraft:fortress

   It will say, the next fortress is 99 Blocks away
   

3. Go to '-1 55 92'
4. Type the command 

   /locate structure minecraft:fortress

   
   It will say, the next fortress is 660 Blocks away