[   10.233733] nft (5282) used greatest stack depth: 12136 bytes left
[   52.669836] nft (13137) used greatest stack depth: 12112 bytes left
[   63.127769] nft (14780) used greatest stack depth: 11976 bytes left
[   63.179089] nft (14813) used greatest stack depth: 11960 bytes left