~$ blender -b -P ~/renderScript.py
Read new prefs: /home/al/.config/blender/2.78/config/userpref.blend
found bundled python: /home/al/apps/blender-2.78a/2.78/python
read blend: Cycles_cube.blend
Device init success
Fra:1 Mem:15.96M (0.00M, Peak 15.96M) | Time:00:00.23 | Mem:0.00M, Peak:0.00M | Scene, RenderLayer | Synchronizing object | Plane
Fra:1 Mem:15.96M (0.00M, Peak 15.97M) | Time:00:00.23 | Mem:0.00M, Peak:0.00M | Scene, RenderLayer | Synchronizing object | Cube
Fra:1 Mem:15.96M (0.00M, Peak 15.97M) | Time:00:00.23 | Mem:0.00M, Peak:0.00M | Scene, RenderLayer | Synchronizing object | Lamp
Fra:1 Mem:15.96M (0.00M, Peak 15.97M) | Time:00:00.23 | Mem:0.00M, Peak:0.00M | Scene, RenderLayer | Synchronizing object | Camera
Fra:1 Mem:15.96M (0.00M, Peak 15.97M) | Time:00:00.23 | Mem:0.00M, Peak:0.00M | Scene, RenderLayer | Initializing
Fra:1 Mem:15.96M (0.00M, Peak 15.97M) | Time:00:00.24 | Mem:0.00M, Peak:0.00M | Scene, RenderLayer | Loading render kernels (may take a few minutes the first time)
OpenCL build failed: errors in console
Build error: CL_INVALID_BUILD_OPTIONS
Compiling base_kernel OpenCL kernel ...
Build flags: -D__NODES_MAX_GROUP__=0 -D__NODES_FEATURES__=0 -D__MAX_CLOSURE__=1 -D__NO_HAIR__ -D__NO_OBJECT_MOTION__ -D__NO_CAMERA_MOTION__ -D__NO_BAKING__ -D__NO_VOLUME__ -D__NO_SUBSURFACE__ -D__NO_BRANCHED_PATH__ -D__NO_PATCH_EVAL__
OpenCL build failed: errors in console
Build error: CL_INVALID_BUILD_OPTIONS
Fra:1 Mem:15.96M (0.00M, Peak 17.46M) | Time:00:00.54 | Mem:0.00M, Peak:0.00M | Scene, RenderLayer | Error | OpenCL build failed: errors in console
Error: OpenCL build failed: errors in console
Fra:1 Mem:15.96M (0.00M, Peak 17.46M) | Time:00:00.54 | Mem:0.00M, Peak:0.00M | Scene, RenderLayer | Waiting for render to start
Fra:1 Mem:15.96M (0.00M, Peak 17.46M) | Time:00:00.54 | Mem:0.00M, Peak:0.00M | Scene, RenderLayer | Cancel | OpenCL build failed: errors in console
Fra:1 Mem:15.96M (0.00M, Peak 17.46M) | Time:00:00.55 | Sce: Scene Ve:0 Fa:0 La:0
Error: OpenCL build failed: errors in console
Traceback (most recent call last):
  File "/home/al/renderScript.py", line 4, in <module>
    bpy.ops.render.render(write_still=True)
  File "/home/al/apps/blender-2.78a/2.78/scripts/modules/bpy/ops.py", line 189, in __call__
    ret = op_call(self.idname_py(), None, kw)
RuntimeError: Error: OpenCL build failed: errors in console


Blender quit