I was just testing 7.x-1.3 over simplytest.me and got this error:

PDOException: SQLSTATE[42000]: Syntax error or access violation: 1071 Specified key was too long; max key length is 1000 bytes: CREATE TABLE {cache_moduleinfo} ( `scan_key` VARCHAR(128) NOT NULL DEFAULT '', `module` VARCHAR(128) NOT NULL DEFAULT '', `reference_key` VARCHAR(128) NOT NULL DEFAULT '', `data` LONGTEXT NOT NULL, PRIMARY KEY (`scan_key`, `module`, `reference_key`) ) ENGINE = InnoDB DEFAULT CHARACTER SET utf8 COMMENT 'Saves temporary informations about the modules in the...'; Array ( ) in db_create_table() (line 2717 of /home/s38dc389c1fab794/www/includes/database/database.inc).