Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: conduit (dependency of conduit-extra-1.0.0.1)
rejecting: conduit-1.2.8, conduit-1.2.7, conduit-1.2.6.6, conduit-1.2.6.5,
conduit-1.2.6.4, conduit-1.2.6.3, conduit-1.2.6.2, conduit-1.2.6.1,
conduit-1.2.6, conduit-1.2.5.1, conduit-1.2.5, conduit-1.2.4.3,
conduit-1.2.4.2, conduit-1.2.4.1, conduit-1.2.4, conduit-1.2.3.1,
conduit-1.2.3, conduit-1.2.2.2, conduit-1.2.2.1, conduit-1.2.2, conduit-1.2.1,
conduit-1.2.0.2, conduit-1.2.0.1, conduit-1.2.0, conduit-1.1.7, conduit-1.1.6,
conduit-1.1.5, conduit-1.1.4, conduit-1.1.3, conduit-1.1.2.1, conduit-1.1.2,
conduit-1.1.1.1, conduit-1.1.1, conduit-1.1.0.2, conduit-1.1.0.1,
conduit-1.1.0 (conflict: conduit-extra => conduit<1.1)
trying: conduit-1.0.17.1
trying: transformers-compat-0.5.1.4:-two
trying: transformers-compat-0.5.1.4:+mtl
trying: transformers-compat-0.5.1.4:-three
next goal: transformers (dependency of conduit-1.0.17.1)
rejecting: transformers-0.5.2.0/installed-0.5..., transformers-0.5.2.0,
transformers-0.5.1.0, transformers-0.5.0.1, transformers-0.5.0.0,
transformers-0.4.3.0, transformers-0.4.2.0, transformers-0.4.1.0 (conflict:
conduit => transformers>=0.2.2 && <0.4)
rejecting: transformers-0.3.0.0 (conflict: transformers-compat-0.5.1.4:three
=> transformers>=0.2 && <0.3 || >=0.4.1 && <0.6)
rejecting: transformers-0.2.2.1 (conflict: transformers-compat-0.5.1.4:three
=> transformers>=0.4.1 && <0.6)
rejecting: transformers-0.2.1.0, transformers-0.2.0.0, transformers-0.1.4.0,
transformers-0.1.3.0, transformers-0.1.1.0, transformers-0.1.0.1,
transformers-0.0.1.0, transformers-0.0.0.0, transformers-0.5.0.2,
transformers-0.4.0.0 (conflict: conduit => transformers>=0.2.2 && <0.4)
rejecting: transformers-0.2.2.0 (conflict: transformers-compat-0.5.1.4:three
=> transformers>=0.4.1 && <0.6)
rejecting: transformers-0.1.0.0 (conflict: conduit => transformers>=0.2.2 &&
<0.4)
Backjump limit reached (currently 2000, change with --max-backjumps or try to
run with --reorder-goals).