About Rhino WIP grasshopper, Trim with regions can't work?

Why it can’t work on Rhino Wip 9/11/2016 & GH 1.0.004, but it work on the Rhino 5 sr13 & GH 0.9.0065, please help me to solve it, thank you very much!

test 1.gh (8.9 KB)
test1.3dm (204.8 KB)

@GregArden
This seems to be related to the Intersectors.
Is this something you can look at?

This post has more information, thank you!