this derivation will be built:
  /nix/store/whsm6wdrd3bmdyq62wpls42dhjdmsg3w-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/whsm6wdrd3bmdyq62wpls42dhjdmsg3w-bcachefs-module-7.0.0-38-generic.drv'...