these 2 derivations will be built:
  /nix/store/imkwp51bfsrinf9khvrphlwp66v030xw-flake-inputs.drv
  /nix/store/pvgzxbxxmb993wx5h1w1dk9igqlvj52m-check-flake-inputs.drv
building '/nix/store/imkwp51bfsrinf9khvrphlwp66v030xw-flake-inputs.drv'
building '/nix/store/pvgzxbxxmb993wx5h1w1dk9igqlvj52m-check-flake-inputs.drv'

upload niks3: ok