this derivation will be built:
  /nix/store/pajgw8545cgj9is6fd9qa7j2zy15z8b6-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/pajgw8545cgj9is6fd9qa7j2zy15z8b6-bcachefs-module-7.0.0-38-generic.drv'...