Resolving dependencies...
cabal: Could not resolve dependencies:
trying: afv-0.1.1 (user goal)
trying: base-4.8.1.0/installed-4f7... (dependency of afv-0.1.1)
trying: language-c-0.4.7 (dependency of afv-0.1.1)
trying: filepath-1.4.0.0/installed-8fe... (dependency of language-c-0.4.7)
next goal: process (dependency of afv-0.1.1)
rejecting: process-1.2.3.0/installed-f02..., 1.4.1.0, 1.4.0.0, 1.3.0.0,
1.2.3.0, 1.2.2.0, 1.2.1.0, 1.2.0.0, 1.1.0.2, 1.1.0.1, 1.1.0.0 (conflict: afv
=> process>=1.0 && <1.1)
rejecting: process-1.0.1.5, 1.0.1.4, 1.0.1.3 (conflict:
filepath==1.4.0.0/installed-8fe..., process => filepath>=1.1 && <1.3)
rejecting: process-1.0.1.2, 1.0.1.1 (conflict:
filepath==1.4.0.0/installed-8fe..., process => filepath>=1.1 && <1.2)
rejecting: process-1.0.0.0 (conflict: base==4.8.1.0/installed-4f7..., process
=> base<4.3)
Dependency tree exhaustively searched.