this derivation will be built:
  /nix/store/hj9bxbcm257rvlx7l7bc01gadfd3g7j4-bcachefs-module-7.2.7-zen1-1-zen.drv
building '/nix/store/hj9bxbcm257rvlx7l7bc01gadfd3g7j4-bcachefs-module-7.2.7-zen1-1-zen.drv'...