this derivation will be built:
  /nix/store/n2lsf5l88f08qqg0pdk3iqrak77qp6wb-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/n2lsf5l88f08qqg0pdk3iqrak77qp6wb-bcachefs-module-7.0.0-30-generic.drv'...