Resolving dependencies... cabal: Could not resolve dependencies: next goal: pagerduty (user goal) rejecting: pagerduty-0.0.8, pagerduty-0.0.7, pagerduty-0.0.6, pagerduty-0.0.4, pagerduty-0.0.5 (constraint from user target requires ==0.0.3.3) trying: pagerduty-0.0.3.3 trying: template-haskell-2.11.0.0/installed-2.1... (dependency of pagerduty-0.0.3.3) next goal: generics-sop (dependency of pagerduty-0.0.3.3) rejecting: generics-sop-0.2.2.0, generics-sop-0.2.1.0, generics-sop-0.2.0.0 (conflict: pagerduty => generics-sop>=0.1.0.2 && <0.2) rejecting: generics-sop-0.1.1.2, generics-sop-0.1.1.1 (conflict: template-haskell==2.11.0.0/installed-2.1..., generics-sop => template-haskell>=2.8 && <2.11) rejecting: generics-sop-0.1.1, generics-sop-0.1.0.4, generics-sop-0.1.0.3, generics-sop-0.1.0.2 (conflict: template-haskell==2.11.0.0/installed-2.1..., generics-sop => template-haskell>=2.8 && <2.10) rejecting: generics-sop-0.1.0.1, generics-sop-0.1.0.0 (conflict: pagerduty => generics-sop>=0.1.0.2 && <0.2) Dependency tree exhaustively searched.