編輯start.sh，找到下面的程式碼片段：

STEP="Checking if machine $VM exists"
if [ $VMEXISTSCODE -eq 1 ]; then
  "${DOCKERMACHINE}" rm -f "${VM}" &> /dev/null || :
  rm -rf ~/.docker/machine/machines/"${VM}"
  #set proxy variables if they exists
  if [ -n ${HTTPPROXY+x} ]; then
    PROXYENV="$PROXY
 
ENV --engine-env HTTPPROXY=$HTTPPROXY"
  fi
  if [ -n ${HTTPSPROXY+x} ]; then
    PROXYENV="$PROXYENV --engine-env HTTPSPROXY=$HTTPSPROXY"
  fi
  if [ -n ${NOPROXY+x} ]; then
    PROXYENV="$PROXYENV --engine-env NOPROXY=$NOPROXY"
  fi
  "${DOCKERMACHINE}" create -d virtualbox $PROXYENV "${VM}"
fi

"${DOCKERMACHINE}" create -d virtualbox --virtualbox-no-vtx-check $PROXYENV "${VM}"