As long as the developer is not bad, you are OK.
BUT, the process as outlined in your reference appears to be for a stabilization (no wash) situation where the negs are scanned and turned into digital files and they are not returned to the user.
The film retains all of the silver salts and the hypo. But, since they are no longer to be used, there is no apparent problem.
So, by using the standard but longer times, a suitable process can be had for this chemistry.