these 2 derivations will be built:
  /nix/store/rjp8h00qc7rg013pc4ncyd66hxnlxpcc-flake-inputs.drv
  /nix/store/xal2z0mv1qkf53sj509fasy2dkvm8pj9-check-flake-inputs.drv
building '/nix/store/rjp8h00qc7rg013pc4ncyd66hxnlxpcc-flake-inputs.drv'
building '/nix/store/xal2z0mv1qkf53sj509fasy2dkvm8pj9-check-flake-inputs.drv'

upload niks3: ok