reproduce.lua

--// How many computers this script will test with.
local size = 10

local pos = { commands.getBlockPosition() }
      pos = { x = pos[1], y = pos[2], z = pos[3] }

--// Create a new set of computers for reproduction
for x = pos.x+1, pos.x+size do
    commands.setblock(x, pos.y, pos.z, "minecraft:air")
    commands.setblock(x, pos.y, pos.z, "computercraft:computer")
end

--// Create modems underneath computers.
for x = pos.x, pos.x+size do
    commands.setblock(x, pos.y-1, pos.z, "computercraft:wired_modem_full")
end

print("Turn on all modems, then press enter.")
os.pullEvent("key")

peripheral.find("computer", function (name, comp)
    comp.turnOn()
end)

print("The bug should have now been reproduced.")