despite the whole 'no right is absolute' argument, rights are absolute. The founders weren't dumb, though, and they KNEW that there are times when some people do not deserve to exercise their rights, thus they created part of the 5th Amendment.
"nor be deprived of life, liberty, or property, without due process of law"
These are special circumstances where the terms are proposed to the 'defendant' and they are free to choose that option with the restrictions, or not. If not, they they stay incarcerated.