MultiTank Walls & Roof Test

for o=1,6 do
    turtle.forward()
end
turtle.turnLeft()
for y=1,5 do
    turtle.forward()
end
    turtle.turnLeft()
    turtle.turnLeft()
r=3
turtle.select(r)
for u=1,11 do
  turtle.up()
  turtle.placeDown()
  for t=1,4 do
    for w=1,11 do
      turtle.forward()
      turtle.placeDown()
if r<16 and turtle.getItemCount(r)<1 then
     r=r+1
    turtle.select(r)
    end
if r==16 and turtle.getItemCount(r)<1 then
    for p=1,100000 do
        print “I am out of Items.”
    end
end
    end
   turtle.turnRight()
  end
end
turtle.forward()
turtle.turnRight()
turtle.forward()
turtle.down()
turtle.turnLeft()

while true do
turtle.forward()
turtle.turnRight()
turtle.turnRight()
turtle.place()
turtle.turnLeft()
turtle.turnLeft()
if r<16 and turtle.getItemCount(r)<1 then
         r=r+1
        turtle.select(r)
end
if r==16 and turtle.getItemCount(r)<1 then
        for p=1,100000 do
                print "I am out of Items."
        end
end
        if turtle.detect() then
                turtle.turnRight()
                if turtle.detect() then
                        turtle.turnRight()
                        if turtle.detect() then
                                turtle.turnRight()
                                if turtle.detect() then
                                        turtle.turnRight()
                                        if turtle.detect() then
                                                turtle.turnRight()
                                                if turtle.detect() then
                                                        turtle.up()
                                                        turtle.placeDown()
                            for d=1,6 do
                                turtle.forward()
                            end
                            turtle.turnLeft()
                            for f=1,6 do
                                turtle.forward()
                            end
                            for z=1,13 do
                                turtle.down()
                                                        for p=1,100000 do
                                                                print "The Tank has been made."
                                                        end
                                                end
                                        end
                                end
                        end
                end
        end
end