this derivation will be built:
  /nix/store/afxnsqb5r3gs25wcvgv33ri40jf9wy7b-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/afxnsqb5r3gs25wcvgv33ri40jf9wy7b-bcachefs-module-7.0.0-31-generic.drv'...