this derivation will be built:
  /nix/store/rjs4frzxm68vvirhl713pp5fidjfcz8m-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/rjs4frzxm68vvirhl713pp5fidjfcz8m-bcachefs-module-7.0.0-31-generic.drv'...