* fuzz linearizer transformation
* no standard normal for fp16
* work
* Interpreted start
* CPU and TORCH work
* fix MemBuffer with same idx
* id for failed kernels
* no image and variable for Interpreted
* symbolic shape
* IMAGE only for GPU
* Interpreted almost all good
* cleanup
* fix bufs_from_lin
* zero size
* some failed examples
* just Exception
* just test not pass
* start work on auto opt
* lin failure
* not beating hcopt
* greedy
* timing is fast
* codegen.search
* greedy search in handcode_opt
* track running gflops
* clean up those files
* no failure