this derivation will be built:
  /nix/store/bgdh49r9bjkn0apaibbgnmbp0px8wjz9-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/bgdh49r9bjkn0apaibbgnmbp0px8wjz9-bcachefs-module-7.0.0-38-generic.drv'...