[2.0.66] Cannot super force build over space ship remnants

[wampir]

as in the title - just tried to super force build over space ship remnants and this is impossible.
Game is an unmodded Space Age
In the attached files:
-screenshot
-save game from which the screenshot was taken

[wobbycarly]

Those items have a property non-destructable=true which means they can't be built on and robots won't pick them up.

There's a better description elsewhere, but I can find it. This tells part of the story.
viewtopic.php?p=508910&hilit=destructable#p508910