2013/01/25 06:54:35 WARNING (ElementSaver): 70013042.osm.pbf:   Way null (http://www.openstreetmap.org/browse/way/110496011) has short arc (5.37m) at http://www.openstreetmap.org/?mlat=41.48438&mlon=140.26095&zoom=17 - but it can't be removed because both ends of the arc are boundary nodes!