>the army can provide a stable employment and a community that has its issues but is likely less abusive than whatever home environment prevented them from graduating high school.

For such a student I feel it's out of the frying pan and into the fire. Now they are bound to the government for X years for everything, from a meager pay to living quarters (you also needed to look the way they told you to look, but I think they are relaxing those hair/tattoo codes a bit). You go where they tell you to go and do what they tell you to do. And "leaving your job" if it's not for you means you can be put at trial.

It's an awful lot of a gamble being taken here for someone who likely hasn't addressed their core traumas to begin with.

Hey, did our system utterly fail you? Submit yourself to us and we'll fix the problem we continue to propogate! You don't even need to complete the educational system we outlined anymore, just be a warm body to throw at future battles for oil.

There's less incentive to provide proper housing when you can instead put your citizens in barracks.