Resolving dependencies...
Starting     splitmix-0.1.0.5
Building     splitmix-0.1.0.5
Completed    splitmix-0.1.0.5
Starting     random-1.2.1.2
Building     random-1.2.1.2
Completed    random-1.2.1.2
Starting     QuickCheck-2.15.0.1
Building     QuickCheck-2.15.0.1
Completed    QuickCheck-2.15.0.1
Downloading  step-function-0.2.1
Downloaded   step-function-0.2.1
Starting     step-function-0.2.1
Building     step-function-0.2.1
Completed    step-function-0.2.1