online upgrade from 2.0.0 to 3.0.0-713 failed due to view engine crashed

Install couchbase server 2.0.0 on 2 nodes
1:10.6.2.112
2:10.6.2.113

Create cluster 2.0.0 on those 2 nodes
Create a default bucket
Create 2 docs with 2 views per doc

Install couchbase server 3.0.0-713 on 2 nodes
3:10.3.3.224
4:10.3.121.241

Add node 224 and 241 into cluster 2.0.0
3.0.0 takes over master. Passed
Rebalance 2 3.0.0-713 into cluster 2.0.0 passed.

Remove 2 2.0.0 nodes out of cluster.
Rebalance failed with error

<0.25709.1> exited with {unexpected_exit,
{'EXIT',<0.25719.1>,
{bulk_set_vbucket_state_failed,
[{'ns_1@10.3.3.224',
{'EXIT',
{{{{badmatch,
{error,
{{function_clause,
[{couch_set_view_group,handle_info,
[

,
{state,
{"/opt/couchbase/var/lib/couchbase/data",
<<"default">>,
{set_view_group,
<<48,81,228,148,157,82,198,38,205,
123,120,1,202,164,198,114>>,
nil,<<"default">>,
<<"_design/upgrade-test-view2">>,
[],
[{set_view,0,
<<"function (doc, meta)

">>,
undefined,
{mapreduce_view,
[<<"upgrade-test-view0">>],
nil,[],[]}},
{set_view,1,
<<"function (doc, meta)

">>,
undefined,
{mapreduce_view,
[<<"upgrade-test-view1">>],

I saw erlang crashed continuously in 3.0 node 224 and 241
Live cluster available to debug