these 2 derivations will be built:
  /nix/store/c3icpacb25g2r9dbf4k9aa77p5r5chlj-flake-inputs.drv
  /nix/store/7jlim73zczlp898cxmn9644yxgprwj4c-check-flake-inputs.drv
building '/nix/store/c3icpacb25g2r9dbf4k9aa77p5r5chlj-flake-inputs.drv'
building '/nix/store/7jlim73zczlp898cxmn9644yxgprwj4c-check-flake-inputs.drv'

upload niks3: ok