these 2 derivations will be built: /nix/store/2c8i804sfs4jkxxky84mf1sh9134vrg2-flake-inputs.drv /nix/store/4h515i0s23li94q33kf2lypfjb0s9xrz-check-flake-inputs.drv building '/nix/store/2c8i804sfs4jkxxky84mf1sh9134vrg2-flake-inputs.drv' building '/nix/store/4h515i0s23li94q33kf2lypfjb0s9xrz-check-flake-inputs.drv' upload niks3: ok