these 4 derivations will be built:
  /nix/store/ihvxgxqvlhjs38wrqknc5sslyra877ri-home-manager-agents.drv
  /nix/store/smj7rhn2pb5q0nyznli7a8r8gzqcrp7w-home-manager-files.drv
  /nix/store/jix7448rd13y3nq50nxm6c5vbc7gqqkh-hm-putter.json.drv
  /nix/store/vzxalxb1dgcl4s2b1imd4ai2dmp1n0x7-home-manager-generation.drv
building '/nix/store/ihvxgxqvlhjs38wrqknc5sslyra877ri-home-manager-agents.drv' on 'grpc://[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051?ca-cert=/run/nix-grpc-store/ca.crt&connect-timeout=5'
building '/nix/store/smj7rhn2pb5q0nyznli7a8r8gzqcrp7w-home-manager-files.drv' on 'grpc://[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051?ca-cert=/run/nix-grpc-store/ca.crt&connect-timeout=5'
building '/nix/store/ihvxgxqvlhjs38wrqknc5sslyra877ri-home-manager-agents.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
home-manager-agents> stibnite: building ihvxgxqvlhjs38wrqknc5sslyra877ri-home-manager-agents.drv
building '/nix/store/smj7rhn2pb5q0nyznli7a8r8gzqcrp7w-home-manager-files.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
home-manager-files> stibnite: building smj7rhn2pb5q0nyznli7a8r8gzqcrp7w-home-manager-files.drv
building '/nix/store/jix7448rd13y3nq50nxm6c5vbc7gqqkh-hm-putter.json.drv' on 'grpc://[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051?ca-cert=/run/nix-grpc-store/ca.crt&connect-timeout=5'
building '/nix/store/jix7448rd13y3nq50nxm6c5vbc7gqqkh-hm-putter.json.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
hm-putter.json> stibnite: building jix7448rd13y3nq50nxm6c5vbc7gqqkh-hm-putter.json.drv
hm-putter.json> structuredAttrs is enabled
building '/nix/store/vzxalxb1dgcl4s2b1imd4ai2dmp1n0x7-home-manager-generation.drv' on 'grpc://[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051?ca-cert=/run/nix-grpc-store/ca.crt&connect-timeout=5'
building '/nix/store/vzxalxb1dgcl4s2b1imd4ai2dmp1n0x7-home-manager-generation.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
home-manager-generation> stibnite: building vzxalxb1dgcl4s2b1imd4ai2dmp1n0x7-home-manager-generation.drv

upload niks3: ok