these 2 derivations will be built:
  /nix/store/h7svbxplhcc8racis1bk8vbprgvl1sds-flake-inputs.drv
  /nix/store/a38s7431cgn1dl3rlkvw63hzid8bx3w1-check-flake-inputs.drv
building '/nix/store/h7svbxplhcc8racis1bk8vbprgvl1sds-flake-inputs.drv'
building '/nix/store/a38s7431cgn1dl3rlkvw63hzid8bx3w1-check-flake-inputs.drv'

upload niks3: ok