this derivation will be built:
  /nix/store/bj53ml1v178pc9k1wy2i74c5000vwkli-nix-shell.drv
building '/nix/store/bj53ml1v178pc9k1wy2i74c5000vwkli-nix-shell.drv'
nix-shell> Running phase: buildPhase

upload niks3: ok