this derivation will be built:
  /nix/store/pbxr9jaaglaj5v8n5vjaq9jb0njfv40q-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/pbxr9jaaglaj5v8n5vjaq9jb0njfv40q-bcachefs-module-7.0.0-30-generic.drv'...