this derivation will be built:
  /nix/store/r6h30rymnx0ybc89fd8ssfgk7rs1crzs-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/r6h30rymnx0ybc89fd8ssfgk7rs1crzs-bcachefs-module-7.0.0-29-generic.drv'...