[    2.335316] nft (179) used greatest stack depth: 12504 bytes left
[    3.135304] nft (333) used greatest stack depth: 12456 bytes left
[   10.591761] nft (5212) used greatest stack depth: 12112 bytes left
[   55.132913] nft (13099) used greatest stack depth: 12048 bytes left
[   66.087280] nft (14751) used greatest stack depth: 11824 bytes left