[    9.732021] nft (5209) used greatest stack depth: 12136 bytes left
[   57.648971] nft (13833) used greatest stack depth: 12112 bytes left
[   63.995671] nft (14707) used greatest stack depth: 11976 bytes left
[   64.048249] nft (14740) used greatest stack depth: 11960 bytes left