Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: GeBoP (user goal)
rejecting: GeBoP-1.7.5, GeBoP-1.7.4.1, GeBoP-1.7.4, GeBoP-1.7.3 (constraint
from user target requires ==1.7.2)
trying: GeBoP-1.7.2
trying: base-4.9.0.0/installed-4.9... (dependency of GeBoP-1.7.2)
next goal: directory (dependency of GeBoP-1.7.2)
rejecting: directory-1.2.6.2/installed-1.2..., directory-1.3.0.0,
directory-1.2.7.1, directory-1.2.7.0, directory-1.2.6.3, directory-1.2.6.2,
directory-1.2.5.1, directory-1.2.5.0, directory-1.2.4.0, directory-1.2.3.1,
directory-1.2.3.0, directory-1.2.2.1, directory-1.2.2.0, directory-1.2.1.0,
directory-1.2.0.1, directory-1.2.0.0, directory-1.1.0.2, directory-1.1.0.1,
directory-1.1.0.0 (conflict: GeBoP => directory<1.1)
rejecting: directory-1.0.1.2 (conflict: base==4.9.0.0/installed-4.9...,
directory => base>=4.2 && <4.4)
rejecting: directory-1.0.1.1, directory-1.0.1.0 (conflict:
base==4.9.0.0/installed-4.9..., directory => base>=4.1 && <4.3)
rejecting: directory-1.0.0.3, directory-1.0.0.0 (conflict:
base==4.9.0.0/installed-4.9..., directory => base<4.3)
rejecting: directory-1.2.6.1 (conflict: GeBoP => directory<1.1)
Dependency tree exhaustively searched.