this derivation will be built:
  /nix/store/q208lbdf7ar1dmas2mlzqsz81cvwv5xv-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/q208lbdf7ar1dmas2mlzqsz81cvwv5xv-bcachefs-module-7.0.0-14-generic.drv'...