this derivation will be built:
  /nix/store/n7qn2fm86r7h1zdfz4b6i7pniqj563fl-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/n7qn2fm86r7h1zdfz4b6i7pniqj563fl-bcachefs-module-7.0.0-28-generic.drv'...