diff --git a/jenkins-build-all b/jenkins-build-all
index 08e28ed7..2765ab63 100755
--- a/jenkins-build-all
+++ b/jenkins-build-all
@@ -39,12 +39,8 @@ if systemd-detect-virt -q ; then
 else
         echo "No virtualization is used."
 fi
-sudo /bin/chmod -R a+rX /var/lib/libvirt/images
 echo 'maximum allowed number of open file descriptors: ' `ulimit -n`
-ls -ld /var/lib/libvirt/images
-ls -l /var/lib/libvirt/images || echo no access
 ls -lR ~/.vagrant.d/ || echo no access
-virsh --connect qemu:///system list --all || echo cannot virsh list
 cat /etc/issue
 
 /sbin/ifconfig || true
diff --git a/jenkins-setup-build-environment b/jenkins-setup-build-environment
index 62c4e009..3117dfb7 100755
--- a/jenkins-setup-build-environment
+++ b/jenkins-setup-build-environment
@@ -26,7 +26,6 @@ cleanup_all() {
     set +e
     echo "$(date -u) - cleanup in progress..."
     ps auxww | grep -e VBox -e qemu
-    virsh --connect qemu:///system list --all
     ls -hl /var/lib/libvirt/images
     cd $WORKSPACE/buildserver
     vagrant halt
@@ -54,21 +53,6 @@ fi
 export VAGRANT_HOME=$WORKSPACE/vagrant.d
 mkdir $VAGRANT_HOME
 
-# delete leftovers from previous run
-virsh -c qemu:///system undefine buildserver_default \
-      --nvram --managed-save --remove-all-storage --snapshots-metadata || true
-virsh -c qemu:///system undefine builder_default \
-      --nvram --managed-save --remove-all-storage --snapshots-metadata || true
-virsh -c qemu:///system undefine basebox-stretch64 \
-      --nvram --managed-save --remove-all-storage --snapshots-metadata || true
-
-virsh -c qemu:///system vol-delete --pool default \
-      /var/lib/libvirt/images/buildserver_vagrant_box_image_0.img || true
-virsh -c qemu:///system vol-delete --pool default \
-      /var/lib/libvirt/images/basebox-stretch64_vagrant_box_image_0.img || true
-virsh -c qemu:///system vol-delete --pool default \
-      /var/lib/libvirt/images/jessie64_vagrant_box_image_0.img || true
-
 rm -rf "$WORKSPACE"/../*/.testfiles
 
 cd $WORKSPACE