these 2 derivations will be built:
  /nix/store/5y3glgr66q51q8md5cvvmhgwimhh07dm-flake-inputs.drv
  /nix/store/swjln1mbidbsf72xxm6y77m929gz3qw1-check-flake-inputs.drv
building '/nix/store/5y3glgr66q51q8md5cvvmhgwimhh07dm-flake-inputs.drv'
building '/nix/store/swjln1mbidbsf72xxm6y77m929gz3qw1-check-flake-inputs.drv'

upload niks3: ok