this derivation will be built:
  /nix/store/bkz2y0kxgmn90nksmff59nn1ilqya37g-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/bkz2y0kxgmn90nksmff59nn1ilqya37g-bcachefs-module-7.0.0-26-generic.drv'...