these 2 derivations will be built:
  /nix/store/n93zk1wbmw7n4l93vlhk2gdh3zdq93nm-flake-inputs.drv
  /nix/store/lnd8nnfiky4kmysw9qilj7bbl3094yj0-check-flake-inputs.drv
building '/nix/store/n93zk1wbmw7n4l93vlhk2gdh3zdq93nm-flake-inputs.drv'
building '/nix/store/lnd8nnfiky4kmysw9qilj7bbl3094yj0-check-flake-inputs.drv'

upload niks3: ok