assert.soon failed: function () {
      master = self.callIsMaster();
      return master;
    }, msg:Finding master
Error: Printing Stack Trace
    at printStackTrace (src/mongo/shell/utils.js:37:15)
    at doassert (src/mongo/shell/assert.js:6:5)
    at Function.assert.soon (src/mongo/shell/assert.js:174:60)
    at ReplSetTest.getMaster (src/mongo/shell/replsettest.js:410:12)
    at ReplSetTest.bridge (src/mongo/shell/replsettest.js:1061:17)
    at /data/buildslaves/Linux_64bit_multiVersion/mongo/jstests/multiVersion/replset_primary_updater3.js:97:10
ReplSetTest getMaster failed: "assert.soon failed: function () {\n      master = self.callIsMaster();\n      return master;\n    }, msg:Finding master"
Error: Printing Stack Trace
    at printStackTrace (src/mongo/shell/utils.js:37:15)
    at ReplSetTest.getMaster (src/mongo/shell/replsettest.js:417:5)
    at ReplSetTest.bridge (src/mongo/shell/replsettest.js:1061:17)
    at /data/buildslaves/Linux_64bit_multiVersion/mongo/jstests/multiVersion/replset_primary_updater3.js:97:10
Mon Jul 22 18:32:01.102 assert.soon failed: function () {
      master = self.callIsMaster();
      return master;
    }, msg:Finding master at src/mongo/shell/replsettest.js:418