When you execute the DBCC CLONEDATABASE on a database that has "Always Encrypted" feature enabled in Microsoft SQL Server 2014 or 2016, you may receive error messages that resemble the following. Additionally, a stack dump file is generated.
Msg 596, Level 21, State 1, Line LineNumber
Cannot continue the execution because the session is in the kill state.
Msg 0, Level 20, State 0, Line LineNumber
A severe error occurred on the current command. The results, if any, should be discarded.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.