this derivation will be built:
  /nix/store/hs3cvz7wx756ndrih5aw89ki2xqns3s2-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/hs3cvz7wx756ndrih5aw89ki2xqns3s2-bcachefs-module-7.0.0-30-generic.drv'...