this derivation will be built:
  /nix/store/ji535fyl6qly2an1wxj61mf1xhw01142-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/ji535fyl6qly2an1wxj61mf1xhw01142-bcachefs-module-7.0.0-30-generic.drv'...