Resolving dependencies... : cannot satisfy -package-id adjunctions-4.2.2-983e0f677a9e2624bcf95b1de74453fe (use -v for more information) Failed to install linear-1.20.2 cabal: Error: some packages failed to install: GLUtil-0.8.7 depends on linear-1.20.2 which failed to install. Michelangelo-0.1.0.0 depends on linear-1.20.2 which failed to install. WaveFront-0.1.0.2 depends on linear-1.20.2 which failed to install. linear-1.20.2 failed during the building phase. The exception was: ExitFailure 1