these 2 derivations will be built: /nix/store/w86swnf0ynrdrhrmqdak5jzw5nm5dgxh-flake-inputs.drv /nix/store/8aq6wzvr84rxd4kz4723sh1jkdwasv3x-check-flake-inputs.drv building '/nix/store/w86swnf0ynrdrhrmqdak5jzw5nm5dgxh-flake-inputs.drv' building '/nix/store/8aq6wzvr84rxd4kz4723sh1jkdwasv3x-check-flake-inputs.drv' upload niks3: ok