If libvdwxc is not available, even in the GPU version of the code, libvdwxc_init() is called for this test.
************************** GPU acceleration **************************
Rank 00000 uses device number 00000
Rank 00001 uses device number 00000
Selected device:
Framework : CUDA
Device type : GPU
Device vendor : NVIDIA Corporation
Device name : A100-SXM4-40GB
Cuda capabilities : 8.0
Driver version : 11020
Device memory : 40536.188 MiB
Local/shared memory : 48.000 KiB
Max. group/block size : 1024
**********************************************************************
**************************** FATAL ERROR *****************************
*** Fatal Error (description follows)
*--------------------------------------------------------------------
* From node = 0
*--------------------------------------------------------------------
* Octopus not compiled with libvdwxc
**********************************************************************