Couchbase 2.0 / node.js crash on Mac OS X Mountain Lion

 node(3053,0x7fff75619180) malloc: *** error for object 0x102013292: pointer being freed was not allocated
*** set a breakpoint in malloc_error_break to debug

Program received signal SIGABRT, Aborted.
0x00007fff8bbf7212 in __pthread_kill ()
(gdb) backtrace
#0  0x00007fff8bbf7212 in __pthread_kill ()
#1  0x00007fff8cd6eaf4 in pthread_kill ()
#2  0x00007fff8cdb2dce in abort ()
#3  0x00007fff8cd86959 in free ()
#4  0x0000000101e91c33 in lcb_server_purge_implicit_responses ()
#5  0x0000000101e89f09 in lcb_server_event_handler ()
#6  0x0000000101adebab in maybe_callout [inlined] () at :34
#7  0x0000000101adebab in async_cb (handle=<value temporarily unavailable, due to optimizations>, status=0) at ../io/common.c:68
#8  0x00000001000442ea in uv__async_io (loop=<value temporarily unavailable, due to optimizations>, handle=0x1c042a000000000, events=1060378680) at ../deps/uv/src/unix/async.c:117
#9  0x0000000100049c24 in ev_invoke_pending (loop=0x10082bd68) at ../deps/uv/src/unix/ev/ev.c:2145
#10 0x00000001000445e8 in uv__run (loop=0x10082b420) at ../deps/uv/src/unix/core.c:248
#11 0x0000000100044517 in uv_run (loop=0x10082b420) at ../deps/uv/src/unix/core.c:265
#12 0x0000000100008d9b in node::Start (argc=<value temporarily unavailable, due to optimizations>, argv=0x7fff5fbffb98) at ../src/node.cc:2974

var async = require("async");
var couchBase = require("couchbase");
 
var json = {
 
 "id1": {
    "id": "id1",
    "name": "Name 1"
  },
   "id2": {
    "id": "id2",
    "name": "Name 2"
  }
};
 
var config = {
  "host": "localhost",
  "port": 8091,
  "username": "Administrator",
  "password": "***",
  "bucket": "requests"
};
 
couchBase.connect(config, function(err, bucket) {
  if (err) {
    console.log("Unable to connect to Couchbase bucket [" + config.bucket + "]", err);
    process.exit(1);
  }
 
  console.log("Connected to Couchbase");
 
  var ids = [];
  var jsonDocs = [];
  for (var key in json) {
    if (json.hasOwnProperty(key)) {
      var jsonDoc = json[key];
      var id = jsonDoc.id;
 
      jsonDocs.push(jsonDoc);
      ids.push(id);
    }
  }
 
  bucket.get(ids, null, function(err, docs, metas) {
    if (err) {
      for (var j = 0; j < err.length; j++) {
        if (err[j].code != 13) {
          console.log({ err: err }, "Unable to get existing entries using multiple get. Error in element [" + j + "]");
          process.exit(1);
        }
      }
    }
    console.log("Checked all docs for existance");
 
    async.map(jsonDocs, function(doc, callback) {
      bucket.set(doc.id, doc, {}, function(err) {
        callback(err);
      });
    }, function(err, results) {
      if (err) {
        console.log("Unable to save all entries", err);
        process.exit(1);
      }
 
      console.log("Saved all entries");
      process.exit(0);
    });
  });
});