if (p.checkPathSet()) :
                dirTest = p.getToBlockDirection()
                if (self.debugLevel >= HighDebug) :
                    self.msgText("findNextBlock path traversable: "  + self.giveBlockName(cB) + " to " + self.giveBlockName(blockTest) + " dirTest: " + jmri.Path.decodeDirection(dirTest) + ":" + dirTest.toString() + " dirFlag: " + jmri.Path.decodeDirection(dirFlag) + ":" + dirFlag.toString() + " result: " + (dirTest & dirFlag).toString() + "\n")
                if (dirTest & dirFlag != 0) :