(A blocker if confirmed) errors in trunk database upgrade through console.php keys too long and invalid default value

root@server:/var/www/tikitrunk# php console.php d:u --site=mysite.example.com
PHP Warning:  The requested theme's CSS file could not be read. Falling back to default theme. in /var/www/tikitrunk/lib/setup/theme.php on line 100
PHP Stack trace:
PHP   1. {main}() /var/www/tikitrunk/console.php:0
PHP   2. require_once() /var/www/tikitrunk/console.php:59
PHP   3. require_once() /var/www/tikitrunk/tiki-setup.php:150
PHP   4. trigger_error() /var/www/tikitrunk/lib/setup/theme.php:100
Update completed.
Installed: 20111231_change_datetime_defaults_to_null_tiki
Installed: 20180609_change_log_column_type_tiki
Installed: 20180705_fix_calendaritem_tracker_attributes_tiki
Installed: 20180706_remove_menu_reports_tiki
Installed: 20180803_semaphore_value_tiki
Installed: 20180815_merge_topic_read_perm_tiki
Installed: 20180918_remove_poweredby_module_tiki
Installed: 20180923_convert_collation_to_utf8mb4_tiki
Queries executed successfully: 277
Error in unknown patch script
	ALTER TABLE index_5a6715b9e9160 convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes
Error in unknown patch script
	ALTER TABLE index_pref_en convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes
Error in unknown patch script
	ALTER TABLE metrics_metric convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes
Error in unknown patch script
	ALTER TABLE metrics_tab convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes
Error in unknown patch script
	ALTER TABLE tiki_acct_journal convert to character set DEFAULT COLLATE DEFAULT
	Invalid default value for 'journalDate'
Error in unknown patch script
	ALTER TABLE tiki_acct_stack convert to character set DEFAULT COLLATE DEFAULT
	Invalid default value for 'stackDate'
Error in unknown patch script
	ALTER TABLE tiki_banning convert to character set DEFAULT COLLATE DEFAULT
	Invalid default value for 'date_to'
Error in unknown patch script
	ALTER TABLE tiki_comments convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes
Error in unknown patch script
	ALTER TABLE tiki_links convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes
Error in unknown patch script
	ALTER TABLE tiki_object_attributes convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes
Error in unknown patch script
	ALTER TABLE tiki_profile_symbols convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes
Error in unknown patch script
	ALTER TABLE tiki_secdb convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes
Error in unknown patch script
	ALTER TABLE users_objectpermissions convert to character set DEFAULT COLLATE DEFAULT
	Specified key was too long; max key length is 1000 bytes