these 2 derivations will be built:
  /nix/store/frg70mvww4vam66algakfng1z3n0r3i7-flake-inputs.drv
  /nix/store/0xk5pq9vyil01bplklkvl6v2dmg35jz5-check-flake-inputs.drv
building '/nix/store/frg70mvww4vam66algakfng1z3n0r3i7-flake-inputs.drv'
building '/nix/store/0xk5pq9vyil01bplklkvl6v2dmg35jz5-check-flake-inputs.drv'

upload niks3: ok