this derivation will be built:
  /nix/store/lv2wg04h0jfqx20affqfd6fq3bi0x20b-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/lv2wg04h0jfqx20affqfd6fq3bi0x20b-bcachefs-module-7.0.0-39-generic.drv'...