this derivation will be built: /nix/store/s7048bpi0p9hjin66a8kx9fkpf6q0a8i-bcachefs-module-7.0.0-28-generic.drv building '/nix/store/s7048bpi0p9hjin66a8kx9fkpf6q0a8i-bcachefs-module-7.0.0-28-generic.drv'...