Resolving dependencies...
Starting     ghc-tcplugins-extra-0.4.1
Starting     singletons-3.0
Starting     reflection-2.1.6
Starting     syb-0.7.2.1
Building     singletons-3.0
Building     ghc-tcplugins-extra-0.4.1
Building     reflection-2.1.6
Building     syb-0.7.2.1
Completed    ghc-tcplugins-extra-0.4.1
Completed    singletons-3.0
Completed    syb-0.7.2.1
Completed    reflection-2.1.6
Downloading  ghc-typelits-presburger-0.6.0.0
Downloaded   ghc-typelits-presburger-0.6.0.0
Starting     ghc-typelits-presburger-0.6.0.0
Building     ghc-typelits-presburger-0.6.0.0
Completed    ghc-typelits-presburger-0.6.0.0
Downloading  singletons-presburger-0.6.0.0
Downloaded   singletons-presburger-0.6.0.0
Starting     singletons-presburger-0.6.0.0
Building     singletons-presburger-0.6.0.0
Completed    singletons-presburger-0.6.0.0