this derivation will be built:
  /nix/store/qxb0szzczk43wr54b1xkgpg6fihmn6wi-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/qxb0szzczk43wr54b1xkgpg6fihmn6wi-bcachefs-module-7.0.0-39-generic.drv'...