Post any defects you find in the released or beta versions of the ImageMagick software here. Include the ImageMagick version, OS, and any command-line required to reproduce the problem. Got a patch for a bug? Post it here.
convert: Error when saving the profile into a file '.' @ warning/opencl.c/autoSelectDevice/2184.
convert: Saving binary kernel failed. '.' @ warning/opencl.c/saveBinaryCLProgram/562.
The benchmark then does take place, though presumably sans OpenCL.
There is a flaw in magick/opencl.c GetOpenCLCachedFilesDirectory()
Sometime recently the path was changed from $HOME/.magick to $HOME/.config/ImageMagick
The problem is on line 2580 mkdir(path, 0777);
This will work only if $HOME/.config already exists
The code should be changed to create $HOME/.config before creating $HOME/.config/ImageMagick
You can work around this by creating $HOME/.config before running convert - it will then create ImageMagick and place the cache file within