Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: infer-upstream (user goal)
rejecting: infer-upstream-0.1.1.0 (constraint from user target requires
==0.1.0.0)
trying: infer-upstream-0.1.0.0
trying: transformers-0.5.2.0/installed-0.5... (dependency of github-0.15.0)
next goal: optparse-applicative (dependency of infer-upstream-0.1.0.0)
rejecting: optparse-applicative-0.13.0.0, optparse-applicative-0.12.1.0,
optparse-applicative-0.12.0.0, optparse-applicative-0.11.0.2,
optparse-applicative-0.11.0.1, optparse-applicative-0.11.0,
optparse-applicative-0.10.0, optparse-applicative-0.9.1.1,
optparse-applicative-0.9.1, optparse-applicative-0.9.0,
optparse-applicative-0.8.1, optparse-applicative-0.8.0.1,
optparse-applicative-0.8.0, optparse-applicative-0.7.0.2,
optparse-applicative-0.7.0.1, optparse-applicative-0.7.0,
optparse-applicative-0.6.0 (conflict: infer-upstream =>
optparse-applicative>=0.5 && <0.6)
rejecting: optparse-applicative-0.5.2.1, optparse-applicative-0.5.2,
optparse-applicative-0.5.1, optparse-applicative-0.5.0 (conflict:
transformers==0.5.2.0/installed-0.5..., optparse-applicative =>
transformers>=0.2 && <0.4)
rejecting: optparse-applicative-0.4.3, optparse-applicative-0.4.2,
optparse-applicative-0.4.1, optparse-applicative-0.4.0,
optparse-applicative-0.3.2, optparse-applicative-0.3.1,
optparse-applicative-0.3.0, optparse-applicative-0.2.0,
optparse-applicative-0.1.1, optparse-applicative-0.1.0,
optparse-applicative-0.0.1 (conflict: infer-upstream =>
optparse-applicative>=0.5 && <0.6)
Backjump limit reached (currently 2000, change with --max-backjumps or try to
run with --reorder-goals).