these 2 derivations will be built:
  /nix/store/dqmh1nl56w6b8k2k9l75i4d51vbj2jv5-flake-inputs.drv
  /nix/store/2n8ax3i8pvpcjl4z6qvisf71yy2yvi53-check-flake-inputs.drv
building '/nix/store/dqmh1nl56w6b8k2k9l75i4d51vbj2jv5-flake-inputs.drv'
building '/nix/store/2n8ax3i8pvpcjl4z6qvisf71yy2yvi53-check-flake-inputs.drv'

upload niks3: ok