Resolving dependencies... Configuring parallel-3.2.1.0... Configuring random-1.1... Building parallel-3.2.1.0... Building random-1.1... Installed parallel-3.2.1.0 Configuring text-1.2.2.1... Building text-1.2.2.1... Installed random-1.1 Installed text-1.2.2.1 Downloading heukarya-0.2.0.1... Configuring heukarya-0.2.0.1... Building heukarya-0.2.0.1... Failed to install heukarya-0.2.0.1 Build log ( /home/builder/.cabal/logs/heukarya-0.2.0.1.log ): cabal: Entering directory '/tmp/cabal-tmp-11446/heukarya-0.2.0.1' Configuring heukarya-0.2.0.1... Building heukarya-0.2.0.1... Preprocessing library heukarya-0.2.0.1... [1 of 5] Compiling AI.Heukarya.Gene ( src/AI/Heukarya/Gene.hs, dist/build/AI/Heukarya/Gene.o ) [2 of 5] Compiling AI.Heukarya.Gene.Dynamic ( src/AI/Heukarya/Gene/Dynamic.hs, dist/build/AI/Heukarya/Gene/Dynamic.o ) src/AI/Heukarya/Gene/Dynamic.hs:77:10: error: • No instance for (GHC.Generics.Generic Dynamic) arising from a use of ‘Control.DeepSeq.$dmrnf’ • In the expression: Control.DeepSeq.$dmrnf @Dynamic In an equation for ‘rnf’: rnf = Control.DeepSeq.$dmrnf @Dynamic In the instance declaration for ‘NFData Dynamic’ cabal: Leaving directory '/tmp/cabal-tmp-11446/heukarya-0.2.0.1' cabal: Error: some packages failed to install: heukarya-0.2.0.1 failed during the building phase. The exception was: ExitFailure 1