[   10.381448] nft (5373) used greatest stack depth: 12136 bytes left
[   57.225458] nft (13997) used greatest stack depth: 12112 bytes left
[   63.550398] nft (14871) used greatest stack depth: 11976 bytes left
[   63.604172] nft (14904) used greatest stack depth: 11688 bytes left