remove the script after its use, a minor safety net for vm reuse
remove the script after its use, a minor safety net for vm reuse

Acidburn0zzz/worker,solarce/worker,solarce/worker,travis-ci/worker,henrikhodne-abandoned/worker,travis-ci/worker,henrikhodne-abandoned/worker,travis-ci/worker,henrikhodne-abandoned/worker,solarce/worker,Acidburn0zzz/worker,Acidburn0zzz/worker