A Cset module is provided by both the pa_ulex and re packages, leading to:

The files /Users/ashish/.opam/4.02.1/lib/ulex/pa_ulex.cma
and /Users/ashish/.opam/4.02.1/lib/re/re.cma
disagree over interface Cset

Is the only solution for one of the packages to change the name?