Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: yesod-mangopay (user goal)
rejecting: yesod-mangopay-1.12, yesod-mangopay-1.11.5, yesod-mangopay-1.11.4,
yesod-mangopay-1.11.2, yesod-mangopay-1.11.1, yesod-mangopay-1.11,
yesod-mangopay-1.10, yesod-mangopay-1.9.2, yesod-mangopay-1.9.1,
yesod-mangopay-1.9, yesod-mangopay-1.7.1, yesod-mangopay-1.7.0,
yesod-mangopay-1.6, yesod-mangopay-1.5, yesod-mangopay-1.4,
yesod-mangopay-1.3, yesod-mangopay-1.2, yesod-mangopay-1.1 (constraint from
user target requires ==1.0)
trying: yesod-mangopay-1.0
trying: containers-0.5.7.1/installed-0.5... (dependency of yesod-mangopay-1.0)
next goal: text (dependency of yesod-mangopay-1.0)
rejecting: text-1.2.2.1, text-1.2.2.0, text-1.2.1.3, text-1.2.1.2,
text-1.2.1.1, text-1.2.1.0, text-1.2.0.6, text-1.2.0.5, text-1.2.0.4,
text-1.2.0.3, text-1.2.0.2, text-1.2.0.0, text-1.1.1.4, text-1.1.1.3,
text-1.1.1.2, text-1.1.1.1, text-1.1.1.0, text-1.1.0.1, text-1.1.0.0,
text-1.0.0.1, text-1.0.0.0 (conflict: yesod-mangopay => text>=0.11.3 && <0.12)
rejecting: text-0.11.3.1, text-0.11.3.0 (conflict: containers =>
deepseq==1.4.2.0/installed-1.4..., text => deepseq>=1.1.0.0 && <1.4)
rejecting: text-0.11.2.3, text-0.11.2.2, text-0.11.2.1, text-0.11.2.0,
text-0.11.1.13, text-0.11.1.12, text-0.11.1.11, text-0.11.1.10, text-0.11.1.9,
text-0.11.1.8, text-0.11.1.7, text-0.11.1.6, text-0.11.1.5, text-0.11.1.3,
text-0.11.1.2, text-0.11.1.1, text-0.11.1.0, text-0.11.0.8, text-0.11.0.7,
text-0.11.0.6, text-0.11.0.5, text-0.11.0.4, text-0.11.0.3, text-0.11.0.2,
text-0.11.0.1, text-0.11.0.0, text-0.10.0.2, text-0.10.0.1, text-0.10.0.0,
text-0.9.1.0, text-0.9.0.1, text-0.9.0.0, text-0.8.1.0, text-0.8.0.0,
text-0.7.2.1, text-0.7.1.0, text-0.7.0.1, text-0.7, text-0.6, text-0.5,
text-0.4, text-0.3, text-0.2, text-0.1 (conflict: yesod-mangopay =>
text>=0.11.3 && <0.12)
Backjump limit reached (currently 2000, change with --max-backjumps or try to
run with --reorder-goals).