mining turtle program quarry. Here is a youtube video of the idea in action:Type "quarry" for a quarry or "bore" to mine a single layer. mining turtle program quarry

 
 Here is a youtube video of the idea in action:Type "quarry" for a quarry or "bore" to mine a single layermining turtle program quarry Craft Mining Crafty Turtle

quarry. If there are any bugs or suggested features please post a comment here or send me a message. Imagine this. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. -- Creates a quarry mining out only ores and leaving behind any noise blocks. for your quarry and for doing the GPS deploy. John Bridge Making Program (100% Done) ComputerCraft. It is a cheap quarry for starters. The turtle can be commanded to dig a quarry of any size, and it does so by digging through every other layer down to the. I have tried both the standard and the auto-recover programs with the same result. Programs you can use: coming soon! Plant your rubber trees one apart in a grid and remove all leaves, place the turtle 2 back from the back left hand corner and a chest behind it. I have gone to a few other places looking for/requesting this program to be made. »» Subscribe: ««In this tutorial, I cover the basics of the mining turtle for the beginner. Really nice update! Snap & Box might be better then a real quarry allready This programs needs more attention! Just two things i want to have changed in this program First, i would like to press a key e. Usage: 1) Set up a gps system (if you don't want to do that, use relative coordinates) 2) Put down a wireless mining turtle at some elevation and a disk drive with a floppy disk in it as shown in the picture 3) Put some Ender Chests with some fuel in the first slot, some Ender chests linked to your sorting system in the second slot, and a bunch. This will run the rednet. Of course, if you just want to work with the turtle and not worry about external infrastructure, the best solution is to tweak the mining program yourself. For some reason, with out warning the turtle will change it's dump location. That's not how you index this specific table, you should either do selecteditem. for your quarry and for doing the GPS deploy. Half the fun of using turtles is coding the programs yourself and have that "Yeah, I'm the boss!" moment when your program does exactly what it's supposed to do. Im guessing because bedrock varies in depth. I know programming's not for everyone, so I won't be doing much on camera. I would just use the excavate program. gitattributes. R167. -- Put any fuel in the first slot, if you don't want to have to refuel, use refuel<amount> before running this. 5. A lot of things have changed since the last demonstration. ")Yes, the kinetic augment from Plethora allowed this in 1. ") print("2) The turtle must be moving in the same direction that the chest opens. Pastebin is a website where you can store text online for a set period of time. Function: advanced-mining-turtle-ore-quarry Deadline: I dont mind. -- Quarry Turtle Program -- By Jharakn. Example: Loops through the turtle's inventory checking if the item is valid fuel and then consuming half of the stack when it is: Code: for i = 1, 16 do -- loop through the slots turtle. Never . It allows the turtle to not only place and interact with blocks, but also break them. -- This is a mining turtle program Quarry for FTB(Feed the Beast)-- In the 16th slot, put an ender chest and that is where the-- turtle will empty his inventory. down () end. It will need to go almost up the build limit and deploy the computers. clearCube Pastebin: the Beast: Made By: Sub_Zero - Music - Stephen Walking & Souler. I wrote a restartable quarry that uses a combination of the two. When utilised correctly, the mining turtle is a very useful and indispensable mining buddy. You should use smoothstone as an ignore block instead of cobble, since cobble is typically not found while digging a quarry. It ignores and re-places a variable number of materials (I use clean stone, cobble stone, dirt and gravel). Turtle will mine everything from this level to level Y1 (bedrock) and continue forward. Additional TurtleOS Shell Programs. inspect() command so is it extra fast It digs out every thirth layer and checks the block above and below. Example: OreQuarry 16 43 (will create a quarry 16 x 16 and the turtle's Y coordinates are 43) Description: A very versatile Quarry program for a mining turtle, AustinKK really took the time to make this program work well. drop () end. ComputerCraft Turtle Quarry. By default, it will mine out a 9x9 area with a frame of 11x11. 1 -- below this will check replant. 3) Load my quarry code into the turtle, again computercraft by default has an pastebin importer build in just type "pastebin get WzkjzJwB <program name>" into the turtle. It will simply charge a turtle next to it (on the side with the dot). Fees and costs. The programs it run are stored in its. The turtles will also put fuel items in this chest. That would look something like. 2,882 . To get the program to the engineering turtle, do "pastebin get 0uKD52qM" without the quotes. The only size limit is how much coal you. But, I would keep the area smaller and make sure there isn't any server. The 4 turtles will require half the energy cost of the quarry, mine to bedrock in about 3 hours, (quarry will take approx 12 hours or more). You can use a pump to suck out the lava then retrieve it, just forget about since its not that. This mining-turtle script can be used inside the game "Minecraft" with the "ComputerCraft" mod. Quarrying with Mining Turtles. place an inventory behind turtle like above picture. The most basic program you can create with a computer is known as the Hello world program. for no apparent reason. This is not particularly useful but its main appeal is that you can upgrade it to a much more useful turtle. Its better bigger brother Swarm Driller&Miner is in development. The Quarry can be powered in many different ways. Crypto-- Creates a quarry mining out only ores and leaving behind any noise blocks-- ***** --function createQuarry()-- Before doing anything, check whether there is any extra fuel for us: if resuming == false then: refuelAtStart() end-- Determine the top mining layer layer. The turtle should start mining a 20-block long tunnel in the direction it is facing. At programmed accurate, they can mine inches a square shape until they are full. Drops items in chest when inventory is full. . dumpCompareItems = false--If ore quarry, the turtle will dump items compared to (like. The Computer Craft Turtle program helps you to automate. It will know its location in the world. Fuel goes in slot 1, output chest behind the turtle: quarry 16. It basically says it in the name. The last two arguments are optional and you can fine-tune it later. Example- "-manualPos 65 30 30 2". You cannot reply to this topic; Go to first unread post; 2 replies to this topic #1 drawingkid1313. Fuel is necessary for Turtle movement and can be added manually by the player in its shell interface with the command, refuel <number>. refuel Is an command in ComputerCraft that attempts to refuel a Turtle using smeltables in its inventory. Sand and gravel pits, construction aggregate (rock) quarries and industrial mineral quarries are classified as mining activities and must have a permit issued by the Chief Permitting. If state == mine the bot returns to its last location when mining-- if bot returns because of a full inventory (state == full) then it will dispense items and then return to where it was in the quarry -- if bot returns due to a lack of fuel (state == fuel) then it. 4) DESCRIPTION: It seems when i use a quarry command with a mining turtle as soon as it starts to break a block my game crashes along with the server this happens with any Auto Mining such as simple quarry mod EXPECTED RESULT: i expected it to mine not crash my game/server. -- Quarry Turtle Program with Fuel Refueling and Full Inventory Check. -manualPos: [xPos] [zPos] [yPos] [facing] This is for advanced use. so you write to the log, then boom, your program crashes. raw download report. Quarry: Simple quarry alternative; License. raw download report. turtle. 5 (04/04/13): changed the gps check at home location to move under the chest not above it to prevent clash my my mining barge. . local MineTimes = 0 -- If Multi Mines Are ON then This will keep Count. ComputerCraft. No idea why. -- turtle was facing when the program starts. I tried looking for one but can find a good one. Computercraft Mod: Details Minecraft: auto mining mod. For example, enter the following into the turtle: appstore get AlSweigart mydance. 71 by AustinKK ** --. Turtle Quarry. I quickly learned this program running at ground level loses contact with the mining turtle somewhere down around mining level 11. type pastebin get bkL6gaRv name. -- Put any fuel in the first slot, if you don't want to have to refuel, use refuel<amount> before running this. com is the number one paste tool since 2002. A Turtle with the ability to mine any block it encounters. 1 and then the turtle recognizes. -- Start by placing a chest behind the turtle and make it empty. Mar 26th, 2015. Usage . Supply it with fuel, turtle will grab a stack when it needs to refuel. 5. . As for the ore, all that the turtle needs is the ore blocks ID. They can be 256*256. Right click it and type 'edit MyFirstTurtleProgram'. Amount, length, spacing of. Coal) Slot 2: torches. There are several mods that add ways to automatically mine with machines: Through a Mining Turtle program Through a Miner (Uses EU) Creating a Mining Machine with. And there is a program called "excavate" by default on mining turtles that will dig a (parameter)* (parameter) hole for you and once full come back and dump it into. Made quickly this new video about a utility program for the awesome modpack Create Above and Beyond. Specifying 0 will cause the mining turtle to mine *everything*, and you will end up with a big gaping hole in the end. I uploaded it to pastebin and I wanted to show you guys. A couple of quick workarounds: - If you are going to mine an area with a lot of empty space, (water counts as empty space) overfuel your turtle before starting the quarry. 30 Jul 2014; turtle Ftb Movable quarry Started by loovjo, 24 Jun 2014 turtle, networking : 1 reply; 3,876 views; BaRF; 25 Jul 2014; Automatic Tree Harvester Started. 16. 9. However,. -- Creates a quarry mining out only ores and leaving behind any noise blocks. Make sure you put some fuel into the 16th slot (the last one) for the turtle to use while it's flattening. One thing that my knight quarry program does it i have 4 checks before it detects and it goes the most common blocks to least common IE stone dirt sand gravel and if it compares and matches the very first one lets say its stone and it compares to the stone in the check list it then cant be anything else so it breaks the check list and returns false. turtles can still delete files in their storage space by running delete i think0. -Multiple Energy Cells Requirements-3 mining turtles (preferably chunkloaded)-Mining Well-Enderstorage Enderchest-Power. The turtle. It uses the turtle. Edit. Business, Economics, and Finance. You could then give your turtles silk touch enchantments and also fortune enchantments. Join Johnny and mysterious disembodied voice in this whacky and fun tutorial on how to make an efficient and easy to use mining turtle that will place chests. Quarry program. I got my turtles to mine for me! And they're pretty good at it. Depending on the program, this can be more reliable than tracking with a file. 681 topics; 7,994 replies; Variable Size Quarry (now w. Unless you write your programs manually, the. Snap and Box - The dynamic duo of mining turtles - Expandable mining well quarry without frames. Quarry industrial mineral, construction stone or dimension/decorative stone, which may include blasting of mineral rock, and primary processing of ore including all. the program runs smoothly for maybe the first 2-3 layers (1 layer being 3 blocks) after that it sometimes turn in the wrong direction, move up further than it should or goes further down than it should. #23. It's faster than a bc quarry at max efficiency by only mining ores, not stone if it has to. Turtles and Advanced Turtles are essentially robots, and were added in the 1. My take on a semi intelligent mining turtle. I decided to make a 64x64 hole and dig out everything,. Place another chest in the 2nd slot. -- Main mining loop. -- Creates a quarry mining out. This program will make a Mining Turtle branch mine for you. Note: Added by ComputerCraft 1. John Turtle Tunnel (100% done) still post on computercraft. raw download report. -- Make sure you keep the chunk (s) the turtle is. mine 3 layers. Constantly reduces the waste items stacks to a single item, preventing gravel/dirt/sand from overwhelming the turtles inventory. Todo. Stripmine Script Mining-Turtle Table of Contents. What I mean with that is for an excample: 53 (Length) & 56 (Wide) The normal Way to. Not a member of Pastebin yet? Sign Up, it unlocks many cool features! Lua 9. I've tried out the default excavate program but I don't want turtles puking items all over the place. Xplorer30 • 26 September 2012 • User blog:Xplorer30. 0. After upgrading to a turtle like the Mining Turtle, the commands "excavate" (mines a certain area down, such as excavate 3 will mine a 3x3 block going down) and "tunnel" (mines a 3. As mentioned below, Mekanism has tons of stuff and you could do a quarry type thing with the Digital Miner but it is more complicated of a mod and requires some investment to get to the digital miner and the higher tier pipes. Nature Communications , 2023; 14 (1) DOI: 10. -- Put any fuel in the first slot, if you don't want to have to refuel, use refuel<amount> before running this. quarry 6: 11m25s, 6 charcoal used. Half the fun of using turtles is coding the programs yourself and have that "Yeah, I'm the boss!" moment when your program does exactly what it's supposed to do. To save the program, press CTRL and select SAVE with the Arrow Keys. 1; 2; 3 : 47 replies; 37,557 views;. The quarry will dig through water down to. -- Usage (program name) <Width> <Depth> <Length> <Direction>. Version 3. If you want to automatically move dist files (lua) into a computercraft computer / turtle after each build, copy the . Mining programms for Computercraft (Minecraft) Turtles. Since mining a 2 wide staircase shaft, each block you mine reveals 3 new blocks, and on discovering a mineral you branch out to clear the vein. N. from the BetterEnder Chests mod. We start the mining turtle quarry. I've set up a turtle based quarry and it is mining as it's supposed to but every once in a while at seemingly random times the turtle that is mining will just explode and drop all it's items. select (i) turtle. cfg, the frequency is for turtle broadcast, and the color is for when receive. . It needs three values: height, width, and depth. Never . Yet one in three turtle species is. I suspect the default excavate program was written to make it easier to figure out the code rather than maximizing usefulness. Returns back when done mining. It might be a bit hardcore for me to dive in right at. 75 KB | None | 0 0. It also has lasers that break blocks, never used them but could potentially work. A Turtle is a programmable block just like a computer, but it has an inventory and is capable of movement, digging (when upgraded to be a Mining Turtle), block placing, and sensing its environment and inspecting the. The program I'm trying to write is a quarry-type. 1; 2; 3 : 47 replies; 38,057 views; ToothlessMasterRace. Turtle Programs: Programs specifically designed for Turtles. If you have not tried the ComputerCraft Mining Turtle excavate program, you should. I've been looking on the internet and I cannot find them. Turtles however, come preloaded with 'Shaft' and 'Tunnel' programs that can be used to mine out a three wide area with little effort, and at the cost of a handful of fuel. I really want to either edit them or copy them, as recreating it would be a small nuisance. Everything else in its radius (max 21 because of world anchor - that is a 43x43) is brought up into a gold chest. Run it. If it tells you that pastebin is not a recognized program, then you need to enable HTTP in ComputerCraft. Dec 17th, 2019. -- Waste materials (including granite, andesite, diorite, cobblestone, deepslate, and dirt) will be thrown out, -- valuables will be deposited into a chest. Top and bottom mining level is configurable for example 60 to 0). name == value then upCheck = true break end end if not upCheck then dig ("up") end --down for key,value in pairs. 6. Not a member of Pastebin yet? Sign Up , it unlocks many cool features! print("1) You must have the turtle and chest on one of the same axes. Need help troubleshooting Quarry Code. Fill the hopper with charcoal/coal and the turtle will output everything it mines into the chest. The limit specifies the number of fuel items to be consumed, not the total amount of fuel, so "refuel 2" could consume two lava buckets (2,000 fuel total), or two wooden shovels (20 fuel total),. This is the script that I use in my chunk loader mining turtle. --How to use: --Place a chest to the left of the turtle for fuel and a chest behind it for a place to drop off items. #1 I found a program that is faster than the buildcraft Quarry (unless it is at full power, but then its only a bit slower) I do not take any credit for the program, all. if its an ore its not going. 1. {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":"AutoComplete","path":"AutoComplete","contentType":"directory"},{"name":". Place down turtle, put a chest behind it for it to fill up, put a chest to its left for fuel. I think it would be cool if we could craft a mining turtle with enchanted pickaxes and then the turtle will be 'enchanted'. Less Stupid: Mining Turtle. ender = true. turtle starts at 1, 1. Once the user has obtained a diamond pickaxe. Members 56 posts; Location Germany; Posted 06 August 2018 - 09:25 PM. If not, it creates the file ( a simple text file ). Jun 15th, 2023 (edited) 158 . 0, the turtle also has oreQuarry support built in. 12. Systems for quarries are also super simple, probably more simple than this. 16/17, Advanced Peripherals (or Progressive Peripherals, can't remember which one) allows this. Then I have switched to filter+rs with a code like: for i = 1 , 9 do rs. People are mining with anywhere from 4 to 12 turtles going at once, and it works better to have the turtles. The Wireless Mining Turtle identical to the standard Mining Turtle, except for the ability to be issued commands from a distance via a Wireless Modem on a Computer. The reasoning turtles can't do this in base CC is due to the structure in which turtles "hold" tools. -- Waste materials will be thrown out, valuables will be deposited into a chest, and the turtle will attempt to refuel using mined coal. local cMinFuel = 960*2 -- 2 stacks of planks. Digs a square-shaped quarry to bedrock, of width equal to that specified. If the server reset when the turtle was in the middle of a 100x100x100 quarry, fear not, you can now manually set the position of the turtle. Whichever program I put in from pastbebin, the mining turtle won't start the program/mining. To save the program, press CTRL and select SAVE. -- Fuel should be on the lower right slot. raw download clone embed print report-- Turtle "quarry" program, may need some more work, also broadcasts its-- status over rednet, so you. end -- Mine in a quarry pattern until we hit something we can't dig. --Added a boring mode that mines a single layer, good for underground strip mining. - Chase your turtle down if you feel it is nearly out of fuel and place a single item in each inventory slot. It uses the turtle. Now you are on a blank screen where you can type. Place the turtle in bottom left of the quarry from birds eye view. The Miner is a machine from IndustrialCraft² that searches for ores in either a 5x5 or 9x9 area with itself in the center. Run it in minecraft. These. the turtle is actually at 99,100,99 You write to the log that the turtle is moving to 100,100,99. I used an engineering turtle and a mining turtle to move mining wells and energy tesseracts across the map to great effect. Website: Economics, and Finance. getItemCount (3) -- How many items are in slot 3 (Fuel) local MD = 3 -- How Many Blocks Apart From Each Mine. I was building a multi-turtle mining program, and ended up holding off on it due to that issue. It is relatively cheap to maintain, however you must first find a diamond pickaxe. Put a stack of coal/charcoal in its inventory and type in the command "refuel all". r/feedthebeast. lua -- API, needed by all other programs -- In flex_options. Craft Mining Crafty Turtle. ––– Description ––– Welcome to Feed The Beast Ultimate Reloaded! FTB brings us a remake of FTB Ultimate. I am having a issue with the program. Countries and companies can how applying for provisional licenses on July 10th if and U. " To start a 10x6x3 quarry, you just type in "quarry -dim 10 6 3 -default". lua > receive. and is not affiliated with this site. The path of the external files is now including your program name so that you could have multiple instances of the program on one turtle. Here's basic code that would cause a turtle to loop the attack command forever (turtles will stop. -- Variables used to support a resume. Jump to content Sign In Create Account; Search Advanced. Add comment. 0 is forward, and it progresses clockwise. Never . WARNING. local NeedFuel = 0 -- If Fuel Need Then 1 if not Then 0. Tunnel. Fill the hopper with charcoal/coal and the turtle will output everything it mines into the chest. So, inside the file, type. Never . When at bedrock level it will just keep digging down until it hits some bedrock, then it moves back up and goes across to. If not, it creates the file ( a simple text file ). Programs. ago. They have the ability to place, break and detect blocks, move around and drop items in their inventory via their. while. 4K Members. To print out the turtle info you could do this. It will need to go almost up the build limit and deploy the computers. com is the number one paste tool since 2002. Its excessive for a quarry program, but I wanted to make a more efficient excavation program that I could expand on in. Logs it's progress on screen and in a file named "turtleLog" 11. View New Content; News; Forums; Members; Wiki; More ; ComputerCraft | Programmable Computers for Minecraft; → ComputerCraft; → Programs; → Turtle Programs. Included programs: > flex. -- Quarry Turtle Program with Fuel Refueling and Full Inventory Check. Features include: self-orienting: The program will work on retangular/square holes of any size. Bug fixes: The 'place Walls'-option will now place walls in water or lava like it was originally supposed to (quite stupid mistake on my part). local ItemFuel = turtle. Turtle Interactions - Simply naviagate the turtle with a menu Two High Door -. I am using this program on my mining turtle in a FTB Infinity server (with Ars Magica 2 added on) and it works perfectly, except that I can't get him to ignore blocks. smart: The turtle will stop and report errors in most cases. Never . Correct at the ends of to quarry test, you took to off 'Fast Forward' and of video ran at normal speed. Thanks for checking this out!How to use: - place the turtle somewhere underground - put an Ender Chest (not a vanilla enderchest) in the second slot of the turtle - now type "pastebin get 5FRLtaL4 startup" (its important to set it as the startup program otherwise the turtle will not work after a chunk/world or server reload/restart) - use "reboot" to reboot the turtle. Make sure the turtle has about 500 or so fuel. up and turtle. Snap and Box - The dynamic duo of mining turtles - Expandable mining well quarry without frames Started by psyestorm, May 26 2013 09:09 AM turtle wireless. The thing about this kind of program is in a way what is the point (unless you are on a server with limited space in which case ignore this) running the program like this and then manually mining the ores that are left will definitively take a lot more time than just running the turtle on excavate/a tunnel bore/ a quarry and while in this. This lets you excavate large areas without a Quarry. Pastebin is a website where you can store text online for a set period of time. For all sizes, you could also turn based on the row's parity (even or odd). 12 Online. v2 Swarm Miner is a simple Swarm Turtle Quarry system that mines out area defined by you by dividing it into smaller sectors and mining them one. raw download clone embed print report-- Usage (program name) <Width> <Depth> <Length> <Direction> -- Place a chest with enough space for what you are digging behind the turtle before beginning -- Put any fuel in the first slot, if you. Turtles are capable of moving through the world. And if the pack you are playing has Quarry Plus mod in it, an Efficiency 5 Fortune 3 enchanted QuarryPlus is amazingly fast, and you get the benefit of. The turtle would also end up on top of the pillar, so you'd have to add a way to bring it down. HTTP controlled turtle swarm quarry. 10 Stirling engines is super cheap, and WAY overkill for one quarry. 02. The wireless range is approximately 50 blocks, and standard Turtle API commands can be issued. Stripmine: Simple Stripmine Script. -- Original. The turtle/programs section on the CC community forums is pretty sweet. Video. inspect() command so is it extra fast The turtle will first go down to bedrock, and then He will dig out every thirth layer and checks the block above. FTB Resurrection is a 1. . -- This program will mine from the current Y level to the final Y level in the specified area. use 2 ender chests (one for dumping stuff and one refueling) 3. Mining Programm [1. If it managed to hit the lowest spot at 2, it then would break the program when it ran into more bedrock at 3. SrGeekPT • 4 yr. -- Quarry Turtle Program with Fuel Refueling and Full Inventory Check-- This program will mine from the current Y level to the final Y level in the specified area. Contact . . dig() will return false. Jun 27th, 2013. Since the tools will lose any NBT data upon being equipped, the turtle will. The updater had to be modified aswell. Drops items in chest when inventory is full. Again the included programs don't really do this well, but you can write. Not a member of Pastebin yet? Sign Up, it unlocks many cool features! Lua 3. -dig a tunnel as lengthy as the user specifies -dig a tunnel as tall as the user. It will be used to purge all the mined items. select(i) -- change to the slot if turtle. Get your Script from pastebin. which is what you are ABOUT to move to. Press enter to start. You can automate this by putting a chest behind the turtle (before you start it) and a hopper above the turtle. EDIT: as for not being able to type "n", please check if it is not used in your key bindings. You could also tell the program in a setup that it has a gem or diamond. --"Columns" If looking from above, this is how many blocks it will mine in the 'x' axis. place the following things into the. This was a mining deal, which one of my sources has told me are becoming more prevalent and well suited for what he calls financial engineering. -- Usage (program name) <Width> <Depth> <Length> <Direction>. goes from slot 16 to 1 and places the items in the slot into a chest in front of it. ")All of the items have an item id. . --"Rows" If looking from above, this is how many blocks it will mine in the 'y' axis. 0 problems with gravel, monsters, players or random cobble/obisidian gen. Less Stupid: Mining Turtle. -- 0. Well, turtles are slow and use a lot of fuel, there is no. You can setup a 64x64 quarry in a matter of minutes and its basically set and forget. For some reason I put the chests in the second to last slot and when my turtles are done, the chest has disappeared from it's inventory. Not a member of Pastebin yet?. -- Place a chest with enough space for what you are digging behind the turtle before beginning. The video tutorial clearly shows this it has since he first put the program up. Its also much easier to run these early game, charcoal is easier to transport than engines for a quarry, etc. Another use of the mining turtle is of entertainment, a command that one can give isHere is a demonstration of my quarry program. It allows for unmanned mining of a large area. When programmed correctly, they can mine in a square shape until they are full. This program is very useful when starting a world if you like it or found this program helpful please leave a comment or a like. inspectDown () upS, upD = turtle. My Problem is that I want to let the Mining Turtle excavate two Numbers. Hey; brand new to Lua so don't expect anything to great, this mod actually got me into it. An advanced mining program for ComputerCraft Turtles. Save it again with nothing in it. The mining turtle is a robot used to mine straight tunnels the distance you specify, or dig outwards in a circle to hollow out an area.