f1[real]: nonrec => 42, self => 42, mod => __
   f2[real]: nonrec => 42, self => 42, mod => __
   f3[stub]: nonrec => __, self => __, mod => __
   f4[real]: nonrec => 42, self => 42, mod => __
   f5[stub]: nonrec => __, self => __, mod => __
 M.f1[real]: nonrec => 42, self => 42, mod => 42
 M.f2[real]: nonrec => 42, self => 42, mod => 42
 M.f3[stub]: nonrec => 42, self => 42, mod => 42
 M.f4[real]: nonrec => 42, self => 42, mod => 42
 M.f5[real]: nonrec => 42, self => 42, mod => 42
go
go
go