statistically speaking it is very unlikely they become criminals however if it does happen, its usually kids that get involved in criminality or terrorism. as the parents are thankful to the country having lived there a long time, not something their kids born recently in said country think as much. If you look into the high profile incidents in france for instance many of the perpetrators where the kids of people radicalised from derpived areas. a few others came in through 4chan during the crisis of the past 8 years