these 2 derivations will be built:
  /nix/store/0zp6akqcwqxa58fdsm1khhfqnmhjw94q-flake-inputs.drv
  /nix/store/gp38gvz3lwvx7s9m042qsmys9xj2q9p5-check-flake-inputs.drv
building '/nix/store/0zp6akqcwqxa58fdsm1khhfqnmhjw94q-flake-inputs.drv'
building '/nix/store/gp38gvz3lwvx7s9m042qsmys9xj2q9p5-check-flake-inputs.drv'

upload niks3: ok