# Setup configure Resolving dependencies... Configuring th-backpack-failure-1.0... Warning: Packages using 'cabal-version: >= 1.10' must specify the 'default-language' field for each component (e.g. Haskell98 or Haskell2010). If a component uses different languages in different modules then list the other ones in the 'other-languages' field. # Setup build Preprocessing library 'sig-with-th' for th-backpack-failure-1.0.. Building library 'sig-with-th' instantiated with Sig = for th-backpack-failure-1.0.. Preprocessing library 'impl' for th-backpack-failure-1.0.. Building library 'impl' for th-backpack-failure-1.0.. Preprocessing library 'sig-with-th' for th-backpack-failure-1.0.. Building library 'sig-with-th' instantiated with Sig = th-backpack-failure-1.0-impl:Impl for th-backpack-failure-1.0.. Preprocessing library for th-backpack-failure-1.0.. Building library instantiated with Unused = for th-backpack-failure-1.0..