Resolving dependencies... Error: cabal: Could not resolve dependencies: [__0] trying: gpu-vulkan-middle-0.1.0.77 (user goal) [__1] next goal: language-spir-v (dependency of gpu-vulkan-middle) [__1] rejecting: language-spir-v-0.1.0.3, language-spir-v-0.1.0.2, language-spir-v-0.1.0.1, language-spir-v-0.1.0.0 (conflict: pkg-config package shaderc-any, not found in the pkg-config database) [__1] fail (backjumping, conflict set: gpu-vulkan-middle, language-spir-v) After searching the rest of the dependency tree exhaustively, these were the goals I've had most trouble fulfilling: language-spir-v, gpu-vulkan-middle