PASS opam => [build ocamlclean.2.0 OCamlPro/opam-repository:master with 4.01.0 on Linux (x86_64)]

/github/OCamlPro/opam-repository/task/51206
PASS opam => [build pprint.20130324 OCamlPro/opam-repository:master with 4.01.0 on Linux (x86_64)]

/github/OCamlPro/opam-repository/task/51199