Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: html-tokenizer (user goal)
rejecting: html-tokenizer-0.4.0.0, 0.3.0.3, 0.3.0.2, 0.3.0.1 (global
constraint requires ==0.3.0.0)
trying: html-tokenizer-0.3.0.0
next goal: conversion-text (dependency of html-tokenizer-0.3.0.0)
rejecting: conversion-text-1.0.0.2, 1.0.0.1, 1.0.0.0 (conflict: html-tokenizer
=> conversion-text>=1.0.1 && <2)
Dependency tree exhaustively searched.