They will be colliding the particle beams around that time with the experiments when they push it too far to the next step. A black hole would form and grow instantly.
So, we will see...
Nevertheless, very mind stimulating reading about Quantum Physics and Black Holes.

"black holes do exist in our universe"
http://en.wikipedia.org/wiki/Black_hole

New Theory: Universe Was Born in a Black Hole
http://www.space.com/scienceastronomy/white_hole_030917.html

Black Holes FAQ
http://cosmology.berkeley.edu/Education/BHfaq.html

"The black hole in M33 X-7 is also the most distant stellar black hole ever observed"
http://www.space.com/scienceastronomy/071017-monster-bhole.html