s2i: intermittent hang
s2i: intermittent hang

Bug 1368074
Bugzilla link https://bugzilla.redhat.com/show_bug.cgi?id=1368074
Detailed explanation
A timing window existed, seen first with incremental builds and the new engine-api/k8s docker client, where the attach container would never return because of a blocking channel call

gabemontero/source-to-image,liggitt/source-to-image,jim-minter/source-to-image,csrwng/source-to-image,soltysh/source-to-image,gabemontero/source-to-image,soltysh/source-to-image,guangxuli/source-to-image,rhcarvalho/source-to-image,guangxuli/source-to-image,csrwng/source-to-image,coreydaley/source-to-image,dobbymoodge/source-to-image,coreydaley/source-to-image,php-coder/source-to-image,rhcarvalho/source-to-image,rhcarvalho/source-to-image,rhcarvalho/source-to-image,guangxuli/source-to-image,mfojtik/source-to-image,openshift/source-to-image,guangxuli/source-to-image,jim-minter/source-to-image,bparees/source-to-image,bparees/source-to-image,liggitt/source-to-image,bparees/source-to-image,coreydaley/source-to-image,PI-Victor/source-to-image,openshift/source-to-image,bparees/source-to-image,mfojtik/source-to-image,csrwng/source-to-image,jim-minter/source-to-image,mfojtik/source-to-image,php-coder/source-to-image,PI-Victor/source-to-image,gabemontero/source-to-image,liggitt/source-to-image,PI-Victor/source-to-image,mfojtik/source-to-image,dobbymoodge/source-to-image,PI-Victor/source-to-image,liggitt/source-to-image,dobbymoodge/source-to-image,soltysh/source-to-image,jim-minter/source-to-image,dobbymoodge/source-to-image,csrwng/source-to-image,soltysh/source-to-image,gabemontero/source-to-image,coreydaley/source-to-image,openshift/source-to-image