INFO: Installing cable drivers.
INFO: Script name = ./install_drivers
INFO: HostName = aeon
INFO: Current working dir = /tools/Xilinx/Vivado/2018.3/data/xicom/cable_drivers/lin64/install_script/install_drivers
INFO: Kernel version = 4.15.0-45-generic.
INFO: Arch = x86_64.
USB udev file exists and will not be updated.
--File /etc/udev/rules.d/52-xilinx-ftdi-usb.rules exists.
--File /etc/udev/rules.d/52-xilinx-ftdi-usb.rules version = 0001
--File 52-xilinx-ftdi-usb.rules exists.
--File 52-xilinx-ftdi-usb.rules version = 0001
--File 52-xilinx-ftdi-usb.rules is already updated.
--File /etc/udev/rules.d/52-xilinx-pcusb.rules exists.
--File /etc/udev/rules.d/52-xilinx-pcusb.rules version = 0002
--File 52-xilinx-pcusb.rules exists.
--File 52-xilinx-pcusb.rules version = 0002
--File 52-xilinx-pcusb.rules is already updated.

INFO: Digilent Return code = 0
INFO: Xilinx Return code = 0
INFO: Xilinx FTDI Return code = 0
INFO: Return code = 0
INFO: Driver installation successful.
CRITICAL WARNING: Cable(s) on the system must be unplugged then plugged back in order for the driver scripts to update the cables.