((output
  (((f.ml (1 0) (1 22))
    (paragraph (((f.ml (1 0) (1 22)) (code_span constructor-Foo.bar)))))))
 (warnings
  ( "File \"f.ml\", line 1, characters 2-17:\
   \nExpected 'module-', 'module-type-', 'type-', 'class-', 'class-type-', 'page-', or an unqualified reference.")))
