Computercraft Cobble Generator Turtle program [No Fuel]

term.clear()
term.setCursorPos(1,1)
mine = 0
print("Mined Cobble:"..mine)
while true do
turtle.dig()
turtle.drop()
mine = mine + 1
term.clear()
term.setCursorPos(1,1)
print("Mined Cobble:"..mine)
end