Resolving dependencies...
cabal: Could not resolve dependencies:
trying: bff-0.3.1.2 (user goal)
trying: unix-2.7.0.1/installed-0d8... (dependency of bff-0.3.1.2)
trying: time-1.4.2/installed-bf9... (dependency of
unix-2.7.0.1/installed-0d8...)
trying: deepseq-1.3.0.2/installed-733... (dependency of
time-1.4.2/installed-bf9...)
trying: category-extras-1.0.2 (dependency of bff-0.3.1.2)
trying: semigroupoids-5.0.0.1 (dependency of category-extras-1.0.2)
next goal: representable-functors (dependency of category-extras-1.0.2)
rejecting: representable-functors-3.2.0.2, 3.2.0.1 (conflict:
semigroupoids==5.0.0.1, representable-functors => semigroupoids>=3 && <4)
rejecting: representable-functors-3.1, 3.0.1, 3.0.0.3, 3.0.0.2, 3.0.0.1, 3.0,
2.5, 2.4.0.2, 2.4.0.1, 2.4, 2.2.1.1, 2.2.1, 2.2, 2.1.2 (conflict: deepseq =>
array==0.5.0.0/installed-98a..., representable-functors => array>=0.3.0.2 &&
<0.5)
rejecting: representable-functors-2.1, 2.0.2, 2.0.1, 2.0.0.5, 2.0.0.4,
2.0.0.3, 2.0.0.1, 2.0, 1.8.0, 0.5.0, 0.4.4, 0.4.3, 0.4.2, 0.4.1, 0.4.0,
0.3.0.3, 0.3.0.2, 0.3.0.1, 0.3.0, 0.2.0, 0.1.0.2, 0.1.0.1, 0.1.0 (conflict:
deepseq => array==0.5.0.0/installed-98a..., representable-functors =>
array>=0.3.0.2 && <0.4)
Backjump limit reached (change with --max-backjumps).