[   10.145313] nft (5426) used greatest stack depth: 12136 bytes left
[   55.897626] nft (14087) used greatest stack depth: 12112 bytes left
[   62.219455] nft (14965) used greatest stack depth: 11984 bytes left
[   62.762838] nft (15066) used greatest stack depth: 11808 bytes left