hashcat (v5.1.0-1403-g87022919) starting in benchmark mode...

Benchmarking uses hand-optimized kernel code by default.
You can use it in your cracking session by setting the -O option.
Note: Using optimized kernel code limits the maximum supported password length.
To disable the optimized kernel code in benchmark mode, use the -w option.

/usr/local/share/hashcat/OpenCL/m02500-optimized.cl: Optimized kernel requested but not needed - falling back to pure kernel
No devices found/left.