Resolving dependencies...
cabal: Could not resolve dependencies:
trying: caledon-3.2.1.0 (user goal)
trying: base-4.7.0.1/installed-e4b... (dependency of caledon-3.2.1.0)
next goal: lens (dependency of caledon-3.2.1.0)
rejecting: lens-4.11, 4.10, 4.9.1, 4.9, 4.8, 4.7.0.1, 4.7, 4.6.0.1, 4.6, 4.5,
4.4.0.2, 4.4.0.1, 4.4, 4.3.3, 4.3.2, 4.3.1, 4.3, 4.2, 4.1.2.1, 4.1.2, 4.1.1,
4.1, 4.0.7, 4.0.6, 4.0.5, 4.0.4, 4.0.3, 4.0.2, 4.0.1, 4.0 (conflict: caledon
=> lens>=3.0 && <4.0)
rejecting: lens-3.10.3, 3.10.2, 3.10.1, 3.10.0.1, 3.10 (conflict:
base==4.7.0.1/installed-e4b..., lens => base>=4.4 && <4.7)
trying: lens-3.9.2
trying: vector-0.10.12.3 (dependency of lens-3.9.2)
next goal: deepseq (dependency of vector-0.10.12.3)
rejecting: deepseq-1.3.0.2/installed-733... (conflict: deepseq =>
array==0.5.0.0/installed-98a..., lens => array>=0.3.0.2 && <0.5)
trying: deepseq-1.4.1.1
next goal: text (dependency of lens-3.9.2)
rejecting: text-1.2.0.6, 1.2.0.5, 1.2.0.4, 1.2.0.3, 1.2.0.2, 1.2.0.0, 1.1.1.4,
1.1.1.3, 1.1.1.2, 1.1.1.1, 1.1.1.0, 1.1.0.1, 1.1.0.0, 1.0.0.1, 1.0.0.0
(conflict: lens => text>=0.11 && <0.12)
rejecting: text-0.11.3.1, 0.11.3.0, 0.11.2.3, 0.11.2.2, 0.11.2.1, 0.11.2.0,
0.11.1.13, 0.11.1.12, 0.11.1.11, 0.11.1.10, 0.11.1.9, 0.11.1.8, 0.11.1.7,
0.11.1.6, 0.11.1.5, 0.11.1.3, 0.11.1.2, 0.11.1.1 (conflict: deepseq==1.4.1.1,
text => deepseq>=1.1.0.0 && <1.4)
rejecting: text-0.11.1.0 (conflict: base==4.7.0.1/installed-e4b..., text =>
base<0)
rejecting: text-0.11.0.8, 0.11.0.7 (conflict: base==4.7.0.1/installed-e4b...,
text => base<4.6)
rejecting: text-0.11.0.6, 0.11.0.5, 0.11.0.4, 0.11.0.3, 0.11.0.2, 0.11.0.1,
0.11.0.0 (conflict: base==4.7.0.1/installed-e4b..., text => base<4.4)
rejecting: text-0.10.0.2, 0.10.0.1, 0.10.0.0, 0.9.1.0, 0.9.0.1, 0.9.0.0,
0.8.1.0, 0.8.0.0, 0.7.2.1, 0.7.1.0, 0.7.0.1, 0.7, 0.6, 0.5, 0.4, 0.3, 0.2, 0.1
(conflict: lens => text>=0.11 && <0.12)
Dependency tree exhaustively searched.