this derivation will be built:
  /nix/store/18mhg2q1v6qwf5wxvlfpg0r8pyp6hwnp-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/18mhg2q1v6qwf5wxvlfpg0r8pyp6hwnp-bcachefs-module-7.0.0-34-generic.drv'...