Resolving dependencies...
Starting     type-equality-1
Starting     base-orphans-0.8.6
Starting     transformers-compat-0.7.1
Building     type-equality-1
Building     transformers-compat-0.7.1
Building     base-orphans-0.8.6
Completed    type-equality-1
Completed    transformers-compat-0.7.1
Completed    base-orphans-0.8.6
Starting     hashable-1.4.0.0
Building     hashable-1.4.0.0
Completed    hashable-1.4.0.0
Downloading  constraints-0.13.2
Downloaded   constraints-0.13.2
Starting     constraints-0.13.2
Building     constraints-0.13.2
Completed    constraints-0.13.2