God does not find guilty those He has pronounced innocent.
Either Christ imputes His righteousness or He does not ...you cannot have it both ways.
Sin was dealt with at the cross.
And you had better be careful what you accuse us of.
Blaming the grace of God for sin is your perverted logic here....but you cannot see it can you?
Paul was not impressed and had some stern words of warning for them, dig deep into Romans and you will learn why your slander against grace is in fact the antithesis of the Gospel and why Paul made the statement below.
King James Bible Romans 3:8
And not
rather, (as we be slanderously reported, and as some affirm that we say,) Let us do evil, that good may come?
whose damnation is just.