this derivation will be built:
  /nix/store/7am97fljn327szvckr7dl9g6v6fmc9m3-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/7am97fljn327szvckr7dl9g6v6fmc9m3-bcachefs-module-7.0.0-26-generic.drv'...