this derivation will be built:
  /nix/store/k5h636xjpmdkpxk14jks6b2nbqinwj43-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/k5h636xjpmdkpxk14jks6b2nbqinwj43-bcachefs-module-7.0.0-26-generic.drv'...