+ export WORKSPACE=/var/lib/swarm/workspace/kubevirt-functional-tests-k8s-1.10.3-release + WORKSPACE=/var/lib/swarm/workspace/kubevirt-functional-tests-k8s-1.10.3-release + [[ k8s-1.10.3-release =~ openshift-.* ]] + [[ k8s-1.10.3-release =~ .*-1.9.3-.* ]] + export KUBEVIRT_PROVIDER=k8s-1.10.3 + KUBEVIRT_PROVIDER=k8s-1.10.3 + export KUBEVIRT_NUM_NODES=2 + KUBEVIRT_NUM_NODES=2 + export NFS_WINDOWS_DIR=/home/nfs/images/windows2016 + NFS_WINDOWS_DIR=/home/nfs/images/windows2016 + export NAMESPACE=kube-system + NAMESPACE=kube-system + trap '{ make cluster-down; }' EXIT SIGINT SIGTERM SIGSTOP + make cluster-down ./cluster/down.sh Error response from daemon: Unable to remove volume, volume still in use: remove kubevirt-functional-tests-k8s-1.10.3-release1: volume is in use - [cdbe8da124fdc141bd3f28f29f77bb49b9512ca61d5016115aad1e5e90acae28] make: *** [cluster-down] Error 1 + make cluster-down ./cluster/down.sh Error response from daemon: Unable to remove volume, volume still in use: remove kubevirt-functional-tests-k8s-1.10.3-release1: volume is in use - [cdbe8da124fdc141bd3f28f29f77bb49b9512ca61d5016115aad1e5e90acae28] make: *** [cluster-down] Error 1