this derivation will be built:
  /nix/store/a8jagdz869jzl1dhxl4bh5fbarnigpld-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/a8jagdz869jzl1dhxl4bh5fbarnigpld-bcachefs-module-7.0.0-28-generic.drv'...