+func (e *dockerExecutor) Runtime() string {
+ v, _ := e.dockerclient.ServerVersion(context.Background())
+ info := ""
+ for _, cv := range v.Components {
+ if info != "" {
+ info += ", "
+ }
+ info += cv.Name + " " + cv.Version
+ }
+ if info == "" {
+ info = "(unknown version)"
+ }
+ return "docker " + info
+}