these 2 derivations will be built:
  /nix/store/12fg808j032g7pcmsc8ywmlmzzazj9ss-flake-inputs.drv
  /nix/store/7nfnghwlg31cxkzlf8zk08wcdlcxyi7d-check-flake-inputs.drv
building '/nix/store/12fg808j032g7pcmsc8ywmlmzzazj9ss-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/12fg808j032g7pcmsc8ywmlmzzazj9ss-flake-inputs.drv'
building '/nix/store/7nfnghwlg31cxkzlf8zk08wcdlcxyi7d-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/7nfnghwlg31cxkzlf8zk08wcdlcxyi7d-check-flake-inputs.drv'

upload niks3: ok