these 2 derivations will be built: /nix/store/4jyac0g7hwryh829xzby76y1ampnvkzj-flake-inputs.drv /nix/store/5bz0m6r6xqwh55svwwwli7qzjva0waq8-check-flake-inputs.drv building '/nix/store/4jyac0g7hwryh829xzby76y1ampnvkzj-flake-inputs.drv' building '/nix/store/5bz0m6r6xqwh55svwwwli7qzjva0waq8-check-flake-inputs.drv' upload niks3: ok