Step 1, automation is rail working off screen as normal. It's not actually moving the actual position of the materials when not looked at for performance gains. It only tracks where on the rail it would be.
Step 2, Person looks at the rail causing everything to jump to where it should be.
Step 2a, first the game moves all the materials to where they should be in the world. Anything trapped in a wall isn't moved from the starting tile in the rail.
Step 2b, now the game builds the b
Branch: Live Branch