anchor.diff:  echo 0 > %cache_dir%\error_code.txt
   type %cache_dir%\error_code.txt
   
  -:: ci will collect clcache hit rate
  +:: ci will collect sccache hit rate
   if "%WITH_SCCACHE%"=="ON" (
       call :collect_sccache_hits
   )
  
positive.code: 
  rem -------Caching strategy 2: sccache decorate compiler-----------
  if "%WITH_SCCACHE%"=="ON" (
      rem cmd /C sccache -V || call :install_sccache
      sccache --stop-server 2> NUL
      if not exist D:\sccache mkdir D:\sccache
      set SCCACHE_DIR=D:\sccache\.cache
  
negative.code: for /f "tokens=2,3" %%i in ('type sccache_summary.txt ^| findstr "requests hits" ^| findstr /V "executed C/C++ CUDA"') do set %%i=%%j
  if %requests% EQU 0 (
      echo "sccache hit rate: 0%"
      echo ipipe_log_param_sccache_Hit_Hate: 0%
  ) else (
      set /a rate=!hits!*10000/!requests!
      echo "sccache hit rate: !rate:~0,-2!.!rate:~-2!%%"
      echo ipipe_log_param_sccache_Hit_Hate: !rate:~0,-2!.!rate:~-2!%%
  )
  
  goto:eof
  