these 2 derivations will be built: /nix/store/fxd4lafik1zhj60g1yhmp3fv7criaj5s-flake-inputs.drv /nix/store/497r1l7hgzhprdrljwmchpsnfy9fgdy1-check-flake-inputs.drv building '/nix/store/fxd4lafik1zhj60g1yhmp3fv7criaj5s-flake-inputs.drv' building '/nix/store/497r1l7hgzhprdrljwmchpsnfy9fgdy1-check-flake-inputs.drv' upload niks3: ok