these 2 derivations will be built: /nix/store/n3yv2z2i5xj0jbskwkdifidxqczpmvsg-flake-inputs.drv /nix/store/qfvmd7xbxpry9qkxm4swqjl82mp7vn79-check-flake-inputs.drv building '/nix/store/n3yv2z2i5xj0jbskwkdifidxqczpmvsg-flake-inputs.drv' building '/nix/store/qfvmd7xbxpry9qkxm4swqjl82mp7vn79-check-flake-inputs.drv' upload niks3: ok