Error upon importing wsba-participant-completion-simple quickstart into JBDS

Upon importing wsba-participant-completion-simple into JBDS 10.0.0.GA, the following error is produced:
cvc-complex-type.2.3: Element 'container' cannot have character [children], because the type's content type is element-only. | arquillian.xml | /jboss-wsba-participant-completion-simple/src/test/resources | line 33 | XML Problem