收到USCIS邮件已退回所有未中签包裹

订阅了USCIS消息，收到内容如下:

USCIS Returns Unselected Fiscal Year 2018 H-1B Cap-Subject Petitions
USCIS announced on July 19, that it has returned all fiscal year 2018 H-1B cap-subject petitions that were not selected in our computer-generated random selection process.  USCIS previously announced on May 3, that it completed data entry of all selected cap-subject petitions.
If you submitted an H-1B cap-subject petition between April 3 and April 7, 2017 and have not received a receipt notice or a returned petition by July 31, you may contact USCIS for assistance.

我的就到现在还没收到，律师15号发信问了。这是咋回事，总得有个说法啊……

我也还没收到。。。去年差不多是这个时间收到的。。。今年咋的还更晚了。。