these 2 derivations will be built:
  /nix/store/kx7xv845zrfj132r7a6hh23vdn0745z9-flake-inputs.drv
  /nix/store/220skkxjxyw3w5djyg18mq1pdxqw5dss-check-flake-inputs.drv
building '/nix/store/kx7xv845zrfj132r7a6hh23vdn0745z9-flake-inputs.drv'
building '/nix/store/220skkxjxyw3w5djyg18mq1pdxqw5dss-check-flake-inputs.drv'

upload niks3: ok