this derivation will be built: /nix/store/5ic4bvc0sj0pi8a44qsqrvhs1s9bw11p-bcachefs-module-7.0.0-30-generic.drv building '/nix/store/5ic4bvc0sj0pi8a44qsqrvhs1s9bw11p-bcachefs-module-7.0.0-30-generic.drv'...