1./test/schemas/derivation-ok-extension_0.xsd:10: element attribute: Schemas parser warning : Element '{http://www.w3.org/2001/XMLSchema}attribute': Skipping attribute use prohibition, since it is pointless when extending a type. 2
1./test/schemas/derivation-ok-extension_0.xsd:10: element attribute: Schemas parser warning : Element '{http://www.w3.org/2001/XMLSchema}attribute': Skipping attribute use prohibition, since it is pointless when extending a type. 2