these 4 derivations will be built:
  /nix/store/nj2gb5iw6mnqzf38ja1kkmnc9b45pcc4-home-manager-files.drv
  /nix/store/r64n8ahhfl6s72zjn13pcas2hfy8s9y3-home-manager-agents.drv
  /nix/store/yc2kpnzg9q5mfb5gi58f102x7m259lgq-hm-putter.json.drv
  /nix/store/xfb1wxxlm0dvng225nw2radk17ld0h0r-home-manager-generation.drv
building '/nix/store/r64n8ahhfl6s72zjn13pcas2hfy8s9y3-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/nj2gb5iw6mnqzf38ja1kkmnc9b45pcc4-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/r64n8ahhfl6s72zjn13pcas2hfy8s9y3-home-manager-agents.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
home-manager-agents> stibnite: building r64n8ahhfl6s72zjn13pcas2hfy8s9y3-home-manager-agents.drv
building '/nix/store/nj2gb5iw6mnqzf38ja1kkmnc9b45pcc4-home-manager-files.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
home-manager-files> stibnite: building nj2gb5iw6mnqzf38ja1kkmnc9b45pcc4-home-manager-files.drv
building '/nix/store/yc2kpnzg9q5mfb5gi58f102x7m259lgq-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/yc2kpnzg9q5mfb5gi58f102x7m259lgq-hm-putter.json.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
hm-putter.json> stibnite: building yc2kpnzg9q5mfb5gi58f102x7m259lgq-hm-putter.json.drv
hm-putter.json> structuredAttrs is enabled
building '/nix/store/xfb1wxxlm0dvng225nw2radk17ld0h0r-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/xfb1wxxlm0dvng225nw2radk17ld0h0r-home-manager-generation.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
home-manager-generation> stibnite: building xfb1wxxlm0dvng225nw2radk17ld0h0r-home-manager-generation.drv

upload niks3: ok