Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: classy-prelude-yesod (user goal)
rejecting: classy-prelude-yesod-1.1.0, classy-prelude-yesod-1.0.2,
classy-prelude-yesod-1.0.1, classy-prelude-yesod-1.0.0,
classy-prelude-yesod-0.12.8, classy-prelude-yesod-0.12.7,
classy-prelude-yesod-0.12.6.1, classy-prelude-yesod-0.12.6,
classy-prelude-yesod-0.12.5, classy-prelude-yesod-0.12.4,
classy-prelude-yesod-0.12.3, classy-prelude-yesod-0.12.0.1,
classy-prelude-yesod-0.12.0, classy-prelude-yesod-0.11.1,
classy-prelude-yesod-0.11.0, classy-prelude-yesod-0.10.5,
classy-prelude-yesod-0.10.4, classy-prelude-yesod-0.10.3,
classy-prelude-yesod-0.10.2, classy-prelude-yesod-0.10.1,
classy-prelude-yesod-0.10.0, classy-prelude-yesod-0.9.5,
classy-prelude-yesod-0.9.4, classy-prelude-yesod-0.9.3,
classy-prelude-yesod-0.9.2, classy-prelude-yesod-0.9.1,
classy-prelude-yesod-0.9.0.1 (constraint from user target requires ==0.9.0)
trying: classy-prelude-yesod-0.9.0
trying: conduit-1.2.8 (dependency of persistent-2.6)
next goal: classy-prelude-conduit (dependency of classy-prelude-yesod-0.9.0)
rejecting: classy-prelude-conduit-1.0.2, classy-prelude-conduit-1.0.1,
classy-prelude-conduit-1.0.0, classy-prelude-conduit-0.12.8,
classy-prelude-conduit-0.12.7, classy-prelude-conduit-0.12.6,
classy-prelude-conduit-0.12.5, classy-prelude-conduit-0.12.4,
classy-prelude-conduit-0.12.3, classy-prelude-conduit-0.12.0.1,
classy-prelude-conduit-0.12.0, classy-prelude-conduit-0.11.1,
classy-prelude-conduit-0.11.0, classy-prelude-conduit-0.10.5,
classy-prelude-conduit-0.10.4, classy-prelude-conduit-0.10.3,
classy-prelude-conduit-0.10.2, classy-prelude-conduit-0.10.1,
classy-prelude-conduit-0.10.0, classy-prelude-conduit-0.9.5,
classy-prelude-conduit-0.9.4, classy-prelude-conduit-0.9.3,
classy-prelude-conduit-0.9.2, classy-prelude-conduit-0.9.1 (conflict:
classy-prelude-yesod => classy-prelude-conduit>=0.9.0 && <0.9.1)
rejecting: classy-prelude-conduit-0.9.0 (conflict: conduit==1.2.8,
classy-prelude-conduit => conduit>=1.0 && <1.2)
rejecting: classy-prelude-conduit-0.8.1, classy-prelude-conduit-0.8.0,
classy-prelude-conduit-0.7.0, classy-prelude-conduit-0.6.0,
classy-prelude-conduit-0.5.3, classy-prelude-conduit-0.5.2,
classy-prelude-conduit-0.5.1, classy-prelude-conduit-0.5.0,
classy-prelude-conduit-0.4.4, classy-prelude-conduit-0.4.3,
classy-prelude-conduit-0.4.2, classy-prelude-conduit-0.4.1,
classy-prelude-conduit-0.4.0.1, classy-prelude-conduit-0.4.0,
classy-prelude-conduit-0.3.1, classy-prelude-conduit-0.3.0.0,
classy-prelude-conduit-0.2.0.0, classy-prelude-conduit-0.1.0.0 (conflict:
classy-prelude-yesod => classy-prelude-conduit>=0.9.0 && <0.9.1)
Backjump limit reached (currently 2000, change with --max-backjumps or try to
run with --reorder-goals).