these 2 derivations will be built: /nix/store/pi7ygy56kam6jwn5h2620hdf08f5mvz9-flake-inputs.drv /nix/store/phl03ll9ljgbg6sbj1pi3ccdl1y253cq-check-flake-inputs.drv building '/nix/store/pi7ygy56kam6jwn5h2620hdf08f5mvz9-flake-inputs.drv' building '/nix/store/phl03ll9ljgbg6sbj1pi3ccdl1y253cq-check-flake-inputs.drv' upload niks3: ok