Haskoreのキャブ付きインストール

Question

Haskoreをインストールしようとすると、cabalに次の依存関係の競合が発生します。 （GHC 8.0.1あり）

Resolving dependencies... 
cabal: Could not resolve dependencies: 
trying: base-4.9.0.0/installed-4.9... (dependency of haskore-0.2.0.8) 
next goal: process (dependency of haskore-0.2.0.8:+splitbase) 
rejecting: process-1.4.2.0/installed-1.4..., process-1.4.2.0, process-1.4.1.0, 
process-1.4.0.0, process-1.3.0.0 (conflict: haskore-0.2.0.8:splitbase => 
process>=1.0 && <1.3) 
rejecting: process-1.2.3.0, process-1.2.2.0, process-1.2.1.0 (conflict: 
base==4.9.0.0/installed-4.9..., process => base>=4.4 && <4.9) 
rejecting: process-1.2.0.0 (conflict: base==4.9.0.0/installed-4.9..., process 
=> base>=4.4 && <4.8) 
rejecting: process-1.1.0.2 (conflict: text => 
deepseq==1.4.2.0/installed-1.4..., process => deepseq>=1.1 && <1.4) 
trying: process-1.1.0.1 
next goal: directory (dependency of process-1.1.0.1) 
rejecting: directory-1.2.6.2/installed-1.2..., directory-1.2.7.0, 
directory-1.2.6.3, directory-1.2.6.2, directory-1.2.5.1, directory-1.2.5.0, 
directory-1.2.4.0, directory-1.2.3.1, directory-1.2.3.0, directory-1.2.2.1, 
directory-1.2.2.0, directory-1.2.1.0, directory-1.2.0.1, directory-1.2.0.0 
(conflict: process => directory>=1.0 && <1.2) 
rejecting: directory-1.1.0.2 (conflict: base==4.9.0.0/installed-4.9..., 
directory => base>=4.4 && <4.6) 
rejecting: directory-1.1.0.1 (conflict: base==4.9.0.0/installed-4.9..., 
directory => base>=4.2 && <4.5) 
rejecting: directory-1.1.0.0, directory-1.0.1.2 (conflict: 
base==4.9.0.0/installed-4.9..., directory => base>=4.2 && <4.4) 
rejecting: directory-1.0.1.1, directory-1.0.1.0 (conflict: 
base==4.9.0.0/installed-4.9..., directory => base>=4.1 && <4.3) 
rejecting: directory-1.0.0.3, directory-1.0.0.0 (conflict: 
base==4.9.0.0/installed-4.9..., directory => base<4.3) 
rejecting: directory-1.2.6.1 (conflict: process => directory>=1.0 && <1.2) 
Backjump limit reached (currently 2000, change with --max-backjumps or try to 
run with --reorder-goals). 

どうすれば解決できますか？

Answer 1

問題はhaskoreが

cabal install haskore --allow-newer=process