this derivation will be built:
  /nix/store/359lskygqlwna7l7r90bj3vcr76q13cs-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/359lskygqlwna7l7r90bj3vcr76q13cs-bcachefs-module-7.0.0-31-generic.drv'...