this derivation will be built:
  /nix/store/npm1mx1p4sc8fi41s1i1wv3zjfd6mnvb-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/npm1mx1p4sc8fi41s1i1wv3zjfd6mnvb-bcachefs-module-7.0.0-30-generic.drv'...