How does the void created by drilling oil from the core of the earth get filled or what happens to it ??

Every time a gallon of oil is extracted from the earths core, what happens to that space ?? Is it ever filled back, is it left as a void ??.How does the void created by drilling oil from the core of the earth get filled or what happens to it ??
While the oil is actually being removed from the earth it isn't filled up. But after the well is abandoned it is usually filled in with cement. Most states have regulations requiring plugging of wells as they are taken out of service.





If you want more information on how the oil drilling process works (or anything else for that matter) check out the site below. It's really cool.How does the void created by drilling oil from the core of the earth get filled or what happens to it ??
the crust of the earth is miles thick.. no 1 has been able to drill beyond it.. then u have the mantle that is thousand of miles thick. the void will be a void untill it is displaced