anchor.diff:  @REM left some floating around).
   
   taskkill /F /IM vbcscompiler.exe 2> nul
  +if ERRORLEVEL 1 GOTO ActuallyFail
  +
   taskkill /F /IM msbuild.exe 2> nul
  +if ERRORLEVEL 1 GOTO ActuallyFail
  +
  +taskkill /F /IM csc.exe 2> nul
  +if ERRORLEVEL 1 GOTO ActuallyFail
  +
  +taskkill /F /IM vbc.exe 2> nul
  +if ERRORLEVEL 1 GOTO ActuallyFail
  
positive.code: :BuildFailed
  echo Build failed with ERRORLEVEL %ERRORLEVEL%
  call :TerminateBuildProcesses
  exit /b 1
  
  :TerminateBuildProcesses
  
negative.code:         )
      )
  
      call :TerminateBuildProcesses
      .\Binaries\%BuildConfiguration%\Exes\Perf.Runner\Roslyn.Test.Performance.Runner.exe --no-trace-upload !EXTRA_PERF_RUNNER_ARGS! || goto :BuildFailed
      exit /b 0
  )
  