Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: visual-prof (user goal)
rejecting: visual-prof-0.5, 0.4, 0.3, 0.2 (global constraint requires ==0.1)
trying: visual-prof-0.1
trying: base-4.8.1.0/installed-4f7... (dependency of visual-prof-0.1)
rejecting: visual-prof-0.1:+splitbase (conflict:
base==4.8.1.0/installed-4f7..., visual-prof-0.1:splitbase => base>=3 && <4)
rejecting: visual-prof-0.1:-splitbase (conflict:
base==4.8.1.0/installed-4f7..., visual-prof-0.1:splitbase => base<3)
Dependency tree exhaustively searched.