[    2.260637] nft (180) used greatest stack depth: 12584 bytes left
[    4.629453] nft (753) used greatest stack depth: 12568 bytes left
[    9.500192] nft (4973) used greatest stack depth: 12408 bytes left
[   10.297358] nft (5355) used greatest stack depth: 12136 bytes left
[   56.743465] nft (14016) used greatest stack depth: 12112 bytes left
[   63.081195] nft (14894) used greatest stack depth: 11976 bytes left