this derivation will be built:
  /nix/store/k1r3y0sbydg9886cvhxqyi4mpz2hin0j-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/k1r3y0sbydg9886cvhxqyi4mpz2hin0j-bcachefs-module-7.0.0-38-generic.drv'...