these 2 derivations will be built:
  /nix/store/j84s9wr9wn5sv6g68ihl8g9y5kx0mrhm-flake-inputs.drv
  /nix/store/rvk4134xpznfmhlndm8ghgxc2zqb4kmz-check-flake-inputs.drv
building '/nix/store/j84s9wr9wn5sv6g68ihl8g9y5kx0mrhm-flake-inputs.drv'
building '/nix/store/rvk4134xpznfmhlndm8ghgxc2zqb4kmz-check-flake-inputs.drv'

upload niks3: ok