these 2 derivations will be built: /nix/store/apaq3jjr0p3r980cq02f7xqsbc2aaq6p-flake-inputs.drv /nix/store/04x654jnm834djkifrj3xfm0vqp9ibj2-check-flake-inputs.drv building '/nix/store/apaq3jjr0p3r980cq02f7xqsbc2aaq6p-flake-inputs.drv' building '/nix/store/04x654jnm834djkifrj3xfm0vqp9ibj2-check-flake-inputs.drv' upload niks3: ok