[Exim] acl_check_content freezes more than spam!

  # scan localhost, but do not scan relay_hosts
  accept hosts          = +relay_from_hosts
  accept authenticated  = *

  # First unpack MIME containers and reject serious errors.
  deny  message = This message contains a MIME error ($demime_reason)
        demime = *
        condition = ${if >{$demime_errorlevel}{2}{1}{0}}

  # Reject typically wormish file extensions. There is almost no
  # sense in sending such files by email.
  deny  message = This message contains an unwanted file extension
($found_extension)
        demime = scr:vbs:bat:lnk:pif
        control = freeze

  # Reject virus infected messages.
  deny  message = This message contains malware ($malware_name)
        malware = *

  # Always add X-Spam-Score and X-Spam-Report headers, using SA system-wide settings
  # (user "nobody"), no matter if over threshold or not.
  warn  message = X-Spam-Score: $spam_score ($spam_bar) [$spam_score_int]
        spam = nobody:true
  warn  message = X-Spam-Report: $spam_report
        spam = nobody:true

  # Add X-Spam-Flag if spam is over system-wide threshold
  warn  message = X-Spam-Flag: YES
        spam = nobody

  # Mark spam Message // and add system.filter
  warn  message = X-New-Subject: [Probably Spam $spam_bar] $h_Subject
        spam = nobody
        control = fakereject
        control = freeze

  # Reject spam messages with score over 30, using an extra condition.
  deny  message = This message scored $spam_score points. Congratulations!
        spam = nobody:true
        condition = ${if >{$spam_score_int}{300}{1}{0}}

> warn  message = This message scored $spam_score points. Congratulations!
>        spam = nobody:true
>        condition = ${if >{$spam_score_int}{150}{1}{0}}
>        control = fakereject
>        control = freeze