Ah, but the number of people who are capable of this type of work who could be imprisoned is quite large!
If you're interested in doing hard federal time, I would suggest you consider interstate trafficking of distribution quantities of drugs.
...there are two million people in prison. Several million more in various stages of the carceral cycle who be be easily subbed in when more labor is required.
Slavery of this variety is alive and well.
If you're white, maybe. There's still stories of some states having the book thrown at recreational drug usage.
There are always stories, but the majority are the above. If you have a state in mind we can look at the data together.