this derivation will be built:
  /nix/store/imv00ff0mfij4m5vmqm9cmp2a2vh7jfz-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/imv00ff0mfij4m5vmqm9cmp2a2vh7jfz-bcachefs-module-7.0.0-38-generic.drv'...