Check stdout instead of process output
Check stdout instead of process output

Fixes GH-7465

benh57/vagrant,benizi/vagrant,mitchellh/vagrant,sax/vagrant,bdwyertech/vagrant,signed8bit/vagrant,sax/vagrant,marxarelli/vagrant,bryson/vagrant,jtopper/vagrant,PatrickLang/vagrant,tomfanning/vagrant,benizi/vagrant,bshurts/vagrant,bryson/vagrant,mwrock/vagrant,sax/vagrant,sni/vagrant,taliesins/vagrant,krig/vagrant,bdwyertech/vagrant,jtopper/vagrant,taliesins/vagrant,marxarelli/vagrant,lonniev/vagrant,benizi/vagrant,kamazee/vagrant,chrisroberts/vagrant,lukebakken/vagrant,justincampbell/vagrant,mitchellh/vagrant,signed8bit/vagrant,justincampbell/vagrant,krig/vagrant,gitebra/vagrant,chrisroberts/vagrant,benh57/vagrant,bshurts/vagrant,sax/vagrant,krig/vagrant,benizi/vagrant,gitebra/vagrant,crashlytics/vagrant,signed8bit/vagrant,kamazee/vagrant,kamazee/vagrant,mitchellh/vagrant,carlosefr/vagrant,marxarelli/vagrant,benh57/vagrant,bdwyertech/vagrant,taliesins/vagrant,justincampbell/vagrant,tomfanning/vagrant,bshurts/vagrant,mwrock/vagrant,crashlytics/vagrant,mitchellh/vagrant,mwrock/vagrant,carlosefr/vagrant,jtopper/vagrant,lukebakken/vagrant,bshurts/vagrant,lonniev/vagrant,sni/vagrant,chrisroberts/vagrant,bryson/vagrant,mwrock/vagrant,kamazee/vagrant,sni/vagrant,taliesins/vagrant,gitebra/vagrant,PatrickLang/vagrant,PatrickLang/vagrant,marxarelli/vagrant,bryson/vagrant,justincampbell/vagrant,PatrickLang/vagrant,crashlytics/vagrant,lonniev/vagrant,crashlytics/vagrant,signed8bit/vagrant,jtopper/vagrant,carlosefr/vagrant,tomfanning/vagrant,krig/vagrant,lukebakken/vagrant,chrisroberts/vagrant,gitebra/vagrant,benh57/vagrant,lonniev/vagrant,sni/vagrant,lukebakken/vagrant,bdwyertech/vagrant,tomfanning/vagrant,carlosefr/vagrant