these 6 derivations will be built:
  /nix/store/k1i9d4cp4xfkwiy862bv2xfjijjv52nr-nh-unwrapped-4.4.2.drv
  /nix/store/z5bhqq0hms4q97d8r8rdci55fm7h08i4-nh-4.4.2.drv
  /nix/store/7bcf9r8gg5m285w48jq8m9ack8lj6f58-nixos-switch.drv
  /nix/store/iwa6w7dzd9xm5h9pwsxksgqb42nl26p8-home-switch.drv
  /nix/store/iy50597izw08nchxf5axlxgcs7imbkzb-darwin-switch.drv
  /nix/store/68dckmc4s9wh551nvbvr82rsxqqx6j0k-apps-build.drv
building '/nix/store/iy50597izw08nchxf5axlxgcs7imbkzb-darwin-switch.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/iy50597izw08nchxf5axlxgcs7imbkzb-darwin-switch.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
darwin-switch> stibnite: building iy50597izw08nchxf5axlxgcs7imbkzb-darwin-switch.drv
darwin-switch> structuredAttrs is enabled
building '/nix/store/iwa6w7dzd9xm5h9pwsxksgqb42nl26p8-home-switch.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/iwa6w7dzd9xm5h9pwsxksgqb42nl26p8-home-switch.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
home-switch> stibnite: building iwa6w7dzd9xm5h9pwsxksgqb42nl26p8-home-switch.drv
building '/nix/store/7bcf9r8gg5m285w48jq8m9ack8lj6f58-nixos-switch.drv' on 'grpc://[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051?ca-cert=/run/nix-grpc-store/ca.crt&connect-timeout=5'
home-switch> structuredAttrs is enabled
building '/nix/store/7bcf9r8gg5m285w48jq8m9ack8lj6f58-nixos-switch.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
nixos-switch> stibnite: building 7bcf9r8gg5m285w48jq8m9ack8lj6f58-nixos-switch.drv
nixos-switch> structuredAttrs is enabled
building '/nix/store/68dckmc4s9wh551nvbvr82rsxqqx6j0k-apps-build.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/68dckmc4s9wh551nvbvr82rsxqqx6j0k-apps-build.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
apps-build> stibnite: building 68dckmc4s9wh551nvbvr82rsxqqx6j0k-apps-build.drv

upload niks3: ok