main.mysql_upgrade_view failed in buildbot with wrong result

main.mysql_upgrade_view                  w2 [ fail ]

        Test ended at 2019-07-01 20:46:42

CURRENT_TEST: main.mysql_upgrade_view

--- D:/winx64-debug/build/src/mysql-test/main/mysql_upgrade_view.result	2019-07-01 20:04:59.046078700 +0000

+++ D:\winx64-debug\build\src\mysql-test\main\mysql_upgrade_view.reject	2019-07-01 20:46:41.853309200 +0000

@@ -338,54 +338,6 @@

 The --upgrade-system-tables option was used, user tables won't be touched.

 MariaDB upgrade detected

 Phase 1/7: Checking and upgrading mysql database

-Processing databases

-mysql

-mysql.column_stats                                 OK

-mysql.columns_priv                                 OK

-mysql.db                                           OK

-mysql.ev_bk                                        OK

-mysql.event                                        OK

-mysql.func                                         OK

-mysql.global_priv                                  OK

-mysql.gtid_slave_pos                               OK

-mysql.help_category                                OK

-mysql.help_keyword                                 OK

-mysql.help_relation                                OK

-mysql.help_topic                                   OK

-mysql.index_stats                                  OK

-mysql.innodb_index_stats

-Error    : Unknown storage engine 'InnoDB'

-error    : Corrupt

-mysql.innodb_table_stats

-Error    : Unknown storage engine 'InnoDB'

-error    : Corrupt

-mysql.plugin                                       OK

-mysql.proc                                         OK

-mysql.procs_priv                                   OK

-mysql.proxies_priv                                 OK

-mysql.roles_mapping                                OK

-mysql.servers                                      OK

-mysql.table_stats                                  OK

-mysql.tables_priv                                  OK

-mysql.time_zone                                    OK

-mysql.time_zone_leap_second                        OK

-mysql.time_zone_name                               OK

-mysql.time_zone_transition                         OK

-mysql.time_zone_transition_type                    OK

-mysql.transaction_registry

-Error    : Unknown storage engine 'InnoDB'

-error    : Corrupt

-

-Repairing tables

-mysql.innodb_index_stats

-Error    : Unknown storage engine 'InnoDB'

-error    : Corrupt

-mysql.innodb_table_stats

-Error    : Unknown storage engine 'InnoDB'

-error    : Corrupt

-mysql.transaction_registry

-Error    : Unknown storage engine 'InnoDB'

-error    : Corrupt

 Phase 2/7: Installing used storage engines... Skipped

 Phase 3/7: Fixing views from mysql

 mysql.user                                         OK

mysqltest: Result length mismatch

main.mysql_upgrade 'innodb'              w1 [ fail ]

        Test ended at 2019-06-28 01:22:03

CURRENT_TEST: main.mysql_upgrade

--- D:/win32-packages/build/src/mysql-test/main/mysql_upgrade.result	2019-06-27 15:03:33.000000000 +0000

+++ D:\win32-packages\build\src\mysql-test\main\mysql_upgrade.reject	2019-06-28 01:22:02.779666300 +0000

@@ -465,13 +465,6 @@

 Phase 4/7: Running 'mysql_fix_privilege_tables'

 Phase 5/7: Fixing table and database names

 Phase 6/7: Checking and upgrading tables

-Processing databases

-information_schema

-mtr

-mtr.global_suppressions                            OK

-mtr.test_suppressions                              OK

-performance_schema

-test

 Phase 7/7: Running 'FLUSH PRIVILEGES'

 OK

 SELECT definer FROM mysql.proc WHERE db = 'test' AND name = 'pr';

mysqltest: Result length mismatch