these 2 derivations will be built:
  /nix/store/95d914aby34r56l8rjr3ry4j2gzm3k81-flake-inputs.drv
  /nix/store/5nbqmmyfv76fylbcl38y4zh46n6x88dp-check-flake-inputs.drv
building '/nix/store/95d914aby34r56l8rjr3ry4j2gzm3k81-flake-inputs.drv'
building '/nix/store/5nbqmmyfv76fylbcl38y4zh46n6x88dp-check-flake-inputs.drv'

upload niks3: ok