Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: hsignal (user goal)
rejecting: hsignal-0.2.7.5, hsignal-0.2.7.4, hsignal-0.2.7.2, hsignal-0.2.7.1,
hsignal-0.2.7, hsignal-0.2.6.1, hsignal-0.2.6, hsignal-0.2.5, hsignal-0.2.4.3,
hsignal-0.2.4.2, hsignal-0.2.4.1, hsignal-0.2.4, hsignal-0.2.3.3,
hsignal-0.2.3.1, hsignal-0.2.3, hsignal-0.2.2.1, hsignal-0.2.2,
hsignal-0.2.1.0, hsignal-0.1.3.6, hsignal-0.1.3.5, hsignal-0.1.3.4,
hsignal-0.1.3.3, hsignal-0.1.3.2, hsignal-0.1.3, hsignal-0.1.2.5,
hsignal-0.1.2.4, hsignal-0.1.2.3, hsignal-0.1.2.2, hsignal-0.1.2.1,
hsignal-0.1.1.1, hsignal-0.1.0.5 (constraint from user target requires
==0.1.0.4)
trying: hsignal-0.1.0.4
trying: base-4.9.0.0/installed-4.9... (dependency of hsignal-0.1.0.4)
trying: array-0.5.1.1/installed-0.5... (dependency of hsignal-0.1.0.4)
next goal: haskell98 (dependency of hsignal-0.1.0.4)
rejecting: haskell98-2.0.0.3 (conflict: base==4.9.0.0/installed-4.9...,
haskell98 => base>=4.7 && <4.8)
rejecting: haskell98-2.0.0.2 (conflict: base==4.9.0.0/installed-4.9...,
haskell98 => base==4.6.*)
rejecting: haskell98-2.0.0.1 (conflict: array==0.5.1.1/installed-0.5...,
haskell98 => array>=0.3 && <0.5)
rejecting: haskell98-2.0.0.0 (conflict: array==0.5.1.1/installed-0.5...,
haskell98 => array>=0.3 && <0.4)
rejecting: haskell98-1.1.0.1, haskell98-1.1.0.0, haskell98-1.0.1.1 (conflict:
base==4.9.0.0/installed-4.9..., haskell98 => base>=3 && <4.6)
rejecting: haskell98-1.0.1.0 (conflict: base==4.9.0.0/installed-4.9...,
haskell98 => base<4.6)
rejecting: haskell98-1.0 (conflict: base==4.9.0.0/installed-4.9..., haskell98
=> base<4.3)
Dependency tree exhaustively searched.