this derivation will be built:
  /nix/store/jm9mqhja34pv6g7f1g94aan722hj25yv-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/jm9mqhja34pv6g7f1g94aan722hj25yv-bcachefs-module-7.0.0-30-generic.drv'...