ERROR args count differs from table column count in BuildDMLInsertQuery

gh-ost 1.0.48
table : table rows :67748199
cmd:

gh-ost --aliyun-rds --max-load=Threads_running=200 --critical-load=Threads_running=200 --host="xxxx" --port=3306 --assume-master-host=xxxx --user="xxxx" --password="xxxxx" --database="xxx" --table="oauth_user" --alter="ADD boundTime BIGINT(20) NOT NULL DEFAULT 0 COMMENT ''" --verbose --allow-on-master --allow-master-master --assume-rbr --default-retries=3 --replica-server-id=78583 --critical-load-interval-millis=8000 --serve-socket-file=/tmp/oauth_user.sock --initially-drop-socket-file --ok-to-drop-table --panic-flag-file=/tmp/oauth_user1.flag --throttle-flag-file=/tmp/oauth_user3.flag --postpone-cut-over-flag-file=/tmp/oauth_user2.flag --execute

INFO starting gh-ost 1.0.48
。
。
。
2020-03-09 23:47:08 INFO Dropping magic cut-over table
2020-03-09 23:47:08 INFO Releasing lock from `tutor_oauth`.`oauth_user`, `tutor_oauth`.`_oauth_user_del`
2020-03-09 23:47:08 INFO Tables unlocked
2020-03-09 23:47:27 INFO Tables renamed
2020-03-09 23:47:28 ERROR args count differs from table column count in BuildDMLInsertQuery
2020-03-09 23:47:28 INFO Grabbing voluntary lock: gh-ost.47090413.lock
2020-03-09 23:47:28 INFO Setting LOCK timeout as 6 seconds
2020-03-09 23:47:28 INFO Looking for magic cut-over table
2020-03-09 23:47:28 ERROR Expected magic comment on _oauth_user_del, did not find it
2020-03-09 23:47:28 INFO Looking for magic cut-over table
2020-03-09 23:47:28 ERROR Expected magic comment on _oauth_user_del, did not find it
2020-03-09 23:47:29 ERROR args count differs from table column count in BuildDMLInsertQuery
2020-03-09 23:47:29 INFO Grabbing voluntary lock: gh-ost.47090413.lock
2020-03-09 23:47:29 INFO Setting LOCK timeout as 6 seconds
2020-03-09 23:47:29 INFO Looking for magic cut-over table
2020-03-09 23:47:29 ERROR Expected magic comment on _oauth_user_del, did not find it
2020-03-09 23:47:29 INFO Looking for magic cut-over table
2020-03-09 23:47:29 ERROR Expected magic comment on _oauth_user_del, did not find it
2020-03-09 23:47:29 INFO Removing socket file: /tmp/ghost.oauth_user.sock
2020-03-09 23:47:29 INFO Tearing down inspector
2020-03-09 23:47:29 FATAL Expected magic comment on _oauth_user_del, did not find it
2020-03-09 23:47:29 INFO Tearing down applier

Error occurs in the cut over stage. The table has been renamed. Is the cut over normal? Will data be lost?