PASS opam => [build format.0.1 OCamlPro/opam-repository:master with 4.01.0 on OpenBSD (powerpc)]

/github/OCamlPro/opam-repository/task/28034
PASS opam => [build ounit.1.1.2 OCamlPro/opam-repository:master with 4.00.1 on Linux (x86_64)]

/github/OCamlPro/opam-repository/task/28322