these 2 derivations will be built: /nix/store/gs2xaa6sviqmcn94a47hbs9mrxddwx0m-flake-inputs.drv /nix/store/slkdx4v30c55n48lwajjq3ijm1g1hv9q-check-flake-inputs.drv building '/nix/store/gs2xaa6sviqmcn94a47hbs9mrxddwx0m-flake-inputs.drv' building '/nix/store/slkdx4v30c55n48lwajjq3ijm1g1hv9q-check-flake-inputs.drv' upload niks3: ok