Resolving dependencies... Configuring reflection-2.1.3... Configuring microlens-0.4.8.3... Building reflection-2.1.3... Building microlens-0.4.8.3... Installed microlens-0.4.8.3 Configuring type-combinators-0.2.4.3... Building type-combinators-0.2.4.3... Installed reflection-2.1.3 Installed type-combinators-0.2.4.3 Downloading backprop-0.1.0.0... Configuring backprop-0.1.0.0... Building backprop-0.1.0.0... Installed backprop-0.1.0.0