these 2 derivations will be built: /nix/store/2w96b27f3730vnayawxwq87ca83slhk7-flake-inputs.drv /nix/store/96zhxwlsxjk7bqahawsvkx5kfbvvfdvi-check-flake-inputs.drv building '/nix/store/2w96b27f3730vnayawxwq87ca83slhk7-flake-inputs.drv' building '/nix/store/96zhxwlsxjk7bqahawsvkx5kfbvvfdvi-check-flake-inputs.drv' upload niks3: ok