anchor.diff:  echo.
   
   echo ##### Testing packages.
  -go test std cmd -short -timeout=120s
  +go test std cmd -short -timeout=240s
   if errorlevel 1 goto fail
   echo.
   
  
positive.code: set OLDGOMAXPROCS=
  
  echo ##### sync -cpu=10
  go test sync -short -timeout=120s -cpu=10
  if errorlevel 1 goto fail
  echo.
  
  
negative.code: :: creation of first goroutines and first garbage collections in the parallel setting.
  echo ##### GOMAXPROCS=2 runtime -cpu=1,2,4
  set GOMAXPROCS=2
  go test runtime -short -timeout=600s -cpu=1,2,4
  if errorlevel 1 goto fail
  echo.
  
  