Configuring parallel-3.2.2.0... Preprocessing library for parallel-3.2.2.0.. Building library for parallel-3.2.2.0.. [1 of 3] Compiling Control.Parallel ( Control/Parallel.hs, .stack-work/dist/x86_64-linux/Cabal-2.4.0.1/build/Control/Parallel.o ) [2 of 3] Compiling Control.Seq ( Control/Seq.hs, .stack-work/dist/x86_64-linux/Cabal-2.4.0.1/build/Control/Seq.o ) [3 of 3] Compiling Control.Parallel.Strategies ( Control/Parallel/Strategies.hs, .stack-work/dist/x86_64-linux/Cabal-2.4.0.1/build/Control/Parallel/Strategies.o ) Installing library in /home/sv/.stack/snapshots/x86_64-linux/lts-13.22/8.6.5/lib/x86_64-linux-ghc-8.6.5/parallel-3.2.2.0-EGl5SOk48TWHAD161C93aQ Registering library for parallel-3.2.2.0..