Resolving dependencies... Configuring mtl-2.2.1... Configuring stm-2.4.4.1... Building stm-2.4.4.1... Building mtl-2.2.1... Installed stm-2.4.4.1 Configuring text-1.2.2.1... Building text-1.2.2.1... Configuring SafeSemaphore-0.10.1... Installed mtl-2.2.1 Building SafeSemaphore-0.10.1... Configuring transformers-compat-0.5.1.4... Installed SafeSemaphore-0.10.1 Building transformers-compat-0.5.1.4... Configuring async-2.1.1... Installed transformers-compat-0.5.1.4 Building async-2.1.1... Installed async-2.1.1 Configuring transformers-base-0.4.4... Building transformers-base-0.4.4... Installed transformers-base-0.4.4 Configuring monad-control-1.0.1.0... Building monad-control-1.0.1.0... Installed monad-control-1.0.1.0 Configuring lifted-base-0.2.3.10... Building lifted-base-0.2.3.10... Installed text-1.2.2.1 Configuring hashable-1.2.5.0... Building hashable-1.2.5.0... Installed lifted-base-0.2.3.10 Installed hashable-1.2.5.0 Configuring constraints-0.9... Building constraints-0.9... Installed constraints-0.9 Configuring lifted-async-0.9.1.1... Building lifted-async-0.9.1.1... Installed lifted-async-0.9.1.1 Downloading async-extras-0.1.3.2... Configuring async-extras-0.1.3.2... Building async-extras-0.1.3.2... Installed async-extras-0.1.3.2