Node failing to come up, showing "metadata corruption"

I'm having a hard time understanding why this node won't start up, but I see errors in the log along the lines of:
[ns_server:debug,2015-05-28T18:05:00.604Z,babysitter_of_ns_1@127.0.0.1:ns_crash_log<0.64.0>:ns_crash_log:handle_cast:63]Dropping oldest unconsumed crash:

{goxdcr,'babysitter_of_ns_1@127.0.0.1',0, "ReplicationSpecChangeListener 2015-05-28T17:56:33.635Z [INFO] metakv.RunObserveChildren failed, err=Post http://127.0.0.1:8091/_metakv: CBAuth database is stale: last reason: dial tcp 127.0.0.1:8091: connection refused\nMetadataService 2015-05-28T17:56:33.635Z [ERROR] metakv.ListAllChildren failed. path=/replicationSpec/, err=Post http://127.0.0.1:8091/_metakv: CBAuth database is stale: last reason: dial tcp 127.0.0.1:8091: connection refused, num_of_retry=2\nReplicationManager 2015-05-28T17:56:33.635Z [INFO] Replication manager is exiting...\nRemoteClusterChangeListener 2015-05-28T17:56:33.635Z [INFO] metakv.RunObserveChildren failed, err=Post http://127.0.0.1:8091/_metakv: CBAuth database is stale: last reason: dial tcp 127.0.0.1:8091: connection refused\nReplicationManager 2015-05-28T17:56:33.635Z [INFO] Replication manager is already in the processof stopping, no-op on this stop request"}

[error_logger:error,2015-05-28T18:05:00.604Z,babysitter_of_ns_1@127.0.0.1:error_logger<0.6.0>:ale_error_logger_handler:do_log:203]** Generic server <0.8958.0> terminating

• • Last message in was {#Port<0.9873>,
    Unknown macro: {exit_status,0}

    }

  • When Server state ==
    Unknown macro: {state,#Port<0.9873>,goxdcr, {["ReplicationManager 2015-05-28T18:05:00.603Z [INFO] Replication manager is already in the processof stopping, no-op on this stop request", "ReplicationSpecService 2015-05-28T18:05:00.603Z [ERROR] Failed to get all entries, err=metakv failed for max number of retries = 5", "ReplicationManager 2015-05-28T18:05:00.603Z [INFO] Replication manager is already in the processof stopping, no-op on this stop request", "MetadataService 2015-05-28T18:05:00.603Z [ERROR] metakv.ListAllChildren failed. path=/replicationSpec/, err=Post http://127.0.0.1:8091/_metakv: CBAuth database is stale: last reason: dial tcp 127.0.0.1:8091: connection refused, num_of_retry=4"], ["ReplicationManager 2015-05-28T18:05:00.603Z [INFO] Replication manager is exiting..."]}, goxdcr,undefined,[],0}
  • Reason for termination ==
  • {abnormal,0}

Log is at:
http://customers.couchbase.com.s3.amazonaws.com/perry/crash.zip