Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: happstack (user goal)
rejecting: happstack-7.0.2, 7.0.1, 7.0.0, 6.1.8 (global constraint requires
==6.1.7)
trying: happstack-6.1.7
trying: happstack-util-6.0.3 (dependency of happstack-6.1.7)
trying: parsec-3.1.9 (dependency of happstack-util-6.0.3)
trying: text-1.2.1.3 (dependency of parsec-3.1.9)
next goal: happstack-server (dependency of happstack-6.1.7)
rejecting: happstack-server-7.4.5, 7.4.4, 7.4.3, 7.4.2, 7.4.1, 7.4.0, 7.3.9,
7.3.8, 7.3.7, 7.3.6, 7.3.5, 7.3.4, 7.3.3, 7.3.2, 7.3.1, 7.3.0, 7.1.7.1, 7.1.7,
7.1.6, 7.1.5, 7.1.4, 7.1.3, 7.1.2, 7.1.1, 7.1.0, 7.0.7, 7.0.6, 7.0.5, 7.0.4,
7.0.3, 7.0.2, 7.0.1, 7.0.0, 6.6.5, 6.6.4, 6.6.3, 6.6.2 (conflict: happstack =>
happstack-server>=6.0 && <6.6)
rejecting: happstack-server-6.5.7, 6.5.6, 6.5.4, 6.5.3, 6.5.2, 6.5.1, 6.4.6,
6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.3.1, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1,
6.1.6, 6.1.5, 6.1.4, 6.1.3, 6.1.2, 6.1.0, 6.0.3, 6.0.2, 6.0.1, 6.0.0
(conflict: text==1.2.1.3, happstack-server => text>=0.10 && <0.12)
rejecting: happstack-server-0.5.0.4, 0.5.0.3, 0.5.0.2, 0.5.0, 0.4.1, 0.3.3,
0.3.2, 0.3.1, 0.2.1, 0.1 (conflict: happstack => happstack-server>=6.0 &&
<6.6)
Backjump limit reached (change with --max-backjumps).