[INFO] cloning repository https://github.com/xiaoxineryi/kaitoDB
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiaoxineryi/kaitoDB" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaoxineryi%2FkaitoDB", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaoxineryi%2FkaitoDB'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1994e80d3915606cd7562754d89571faca9e0866
[INFO] checking xiaoxineryi/kaitoDB against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaoxineryi%2FkaitoDB" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xiaoxineryi/kaitoDB on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xiaoxineryi/kaitoDB
[INFO] finished tweaking git repo https://github.com/xiaoxineryi/kaitoDB
[INFO] tweaked toml for git repo https://github.com/xiaoxineryi/kaitoDB written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/xiaoxineryi/kaitoDB already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 641100d429f8ac7089783723a974a9ac8df2e0126161fba82bf4c322a04d2ae2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "641100d429f8ac7089783723a974a9ac8df2e0126161fba82bf4c322a04d2ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "641100d429f8ac7089783723a974a9ac8df2e0126161fba82bf4c322a04d2ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641100d429f8ac7089783723a974a9ac8df2e0126161fba82bf4c322a04d2ae2", kill_on_drop: false }`
[INFO] [stdout] 641100d429f8ac7089783723a974a9ac8df2e0126161fba82bf4c322a04d2ae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31485fa3f1d32d62f8e2af603ea34a0a3d30b50b5a61d3e17b54213b4350bc69
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "31485fa3f1d32d62f8e2af603ea34a0a3d30b50b5a61d3e17b54213b4350bc69", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking dataStorage v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (5 fixes)
[INFO] [stderr]        Fixed src/Record/Record.rs (4 fixes)
[INFO] [stderr]        Fixed src/DataItem/Page.rs (12 fixes)
[INFO] [stderr]        Fixed src/index/bPlusTree.rs (5 fixes)
[INFO] [stderr]        Fixed src/index/node.rs (5 fixes)
[INFO] [stderr]        Fixed src/Test/test.rs (21 fixes)
[INFO] [stderr]        Fixed src/Disk/Disk.rs (3 fixes)
[INFO] [stderr]        Fixed src/BufferPool/BufferPool.rs (5 fixes)
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]  --> src/BufferPool/BufferPool.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]   |                           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IS_PAGE`
[INFO] [stdout]   --> src/DataItem/Page.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const IS_PAGE:u32 = 796*325*4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PageHeader`
[INFO] [stdout]   --> src/DataItem/Page.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct PageHeader{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PageInfo`
[INFO] [stdout]   --> src/DataItem/Page.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct PageInfo{
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cal_offset`
[INFO] [stdout]   --> src/DataItem/Page.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn cal_offset(&self)->usize{
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ItemHandler`
[INFO] [stdout]   --> src/DataItem/Page.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct ItemHandler{
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ItemManager`
[INFO] [stdout]   --> src/DataItem/Page.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct ItemManager{}
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_item_handler`
[INFO] [stdout]   --> src/DataItem/Page.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new_item_handler(file_name:String,size:u32,buffer_pool:Rc<RefCell<BufferPool>>)->ItemHandler{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `judge_page`
[INFO] [stdout]   --> src/DataItem/Page.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn judge_page(&self, page:&BufferReference)->Option<PageInfo>{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_item`
[INFO] [stdout]    --> src/DataItem/Page.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn insert_item(&mut self,item:Vec<u8>)->u32{
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_items_by_page`
[INFO] [stdout]    --> src/DataItem/Page.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn get_items_by_page(&mut self, page_id:u32)->Vec<Vec<u8>>{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_item_by_uuid`
[INFO] [stdout]    --> src/DataItem/Page.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn get_item_by_uuid(&mut self, uuid:u32) ->Option<Vec<u8>>{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_item_by_uuid`
[INFO] [stdout]    --> src/DataItem/Page.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn update_item_by_uuid(&mut self,uuid:u32,new_item:Vec<u8>){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_file`
[INFO] [stdout]   --> src/Disk/Disk.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |    pub fn create_file(file_name:&str, page_size:u32) ->DiskHandler{
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ptr`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ptr:u32
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Replace`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Replace{}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn replace(&self,_buffers:BS)->usize{
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn new() -> BufferPoolBuilder{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn get(size:u32) -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_size`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn with_size(mut self,size:u32)->BufferPoolBuilder{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_dirty`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn make_dirty(&mut self,file_name:&str,page_id:u32){
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `change_page_clock`
[INFO] [stdout]    --> src/BufferPool/BufferPool.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn change_page_clock(&mut self,file_name:&str, page_id:u32,page:&[u8;SIZE],is_used_n:bool,is_dirty_n:bool)->Option<BufferReference>{
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_page_clock`
[INFO] [stdout]    --> src/BufferPool/BufferPool.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn get_page_clock(&mut self, file_name:&str, page_id:u32)->BufferReference{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TableManager`
[INFO] [stdout]   --> src/Record/Record.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct TableManager{
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_attr`
[INFO] [stdout]   --> src/Record/Record.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 |    fn save_attr(page:&mut[u8;SIZE],attrs:Vec<Format>,s:usize){
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_free`
[INFO] [stdout]   --> src/Record/Record.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 |    fn save_free(page:&mut[u8;SIZE],free_page:u32){
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_table`
[INFO] [stdout]   --> src/Record/Record.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 |    pub fn create_table(&self,file_name:&str,attrs:Vec<Format>,size:u32)->TableHandler{
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open_table`
[INFO] [stdout]   --> src/Record/Record.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 |    pub fn open_table(&self,file_name:&str)->TableHandler{
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TableHandler`
[INFO] [stdout]   --> src/Record/Record.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct TableHandler{
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_table_handler`
[INFO] [stdout]   --> src/Record/Record.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 |    fn get_table_handler(file_name:&str,page:&[u8;SIZE],buffer_pool:Rc<RefCell<BufferPool>>)->TableHandler{
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_item`
[INFO] [stdout]    --> src/Record/Record.rs:112:11
[INFO] [stdout]     |
[INFO] [stdout] 112 |    pub fn parse_item(&self,item:&Vec<u8>){
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_attr`
[INFO] [stdout]    --> src/Record/Record.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 |    fn parse_attr(&self,attr:&[u8],attr_type:u8){
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `M`
[INFO] [stdout]   --> src/index/bPlusTree.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const M:u32 = 5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BPlusTree`
[INFO] [stdout]   --> src/index/bPlusTree.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct BPlusTree {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_index`
[INFO] [stdout]   --> src/index/bPlusTree.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn create_index(file_name :&str,size:u32,buffer_pool:Rc<RefCell<BufferPool>>)-> BPlusTree {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open_index`
[INFO] [stdout]   --> src/index/bPlusTree.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn open_index(file_name:&str,buffer_pool:Rc<RefCell<BufferPool>>)-> BPlusTree {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/index/bPlusTree.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn search(&mut self, key: u32) -> Result<KeyValuePair, Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/index/bPlusTree.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn insert(&mut self, kv: KeyValuePair) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_internal`
[INFO] [stdout]    --> src/index/bPlusTree.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn insert_internal(&mut self,node : Arc<RwLock<Node>>,kv: KeyValuePair) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `split_node`
[INFO] [stdout]    --> src/index/bPlusTree.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn split_node(&mut self, node: Arc<RwLock<Node>>) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_node`
[INFO] [stdout]    --> src/index/bPlusTree.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn search_node(
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `traverse_or_return`
[INFO] [stdout]    --> src/index/bPlusTree.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn traverse_or_return(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node_by_uuid`
[INFO] [stdout]    --> src/index/bPlusTree.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn get_node_by_uuid(&mut self,uuid:u32)->Result<Node,Error>{
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_index`
[INFO] [stdout]    --> src/index/bPlusTree.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn delete_index(&mut self,search_key:u32){
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/index/key_value_pair.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(key:u32,value:u32)->KeyValuePair{
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NODE_TYPE_SIZE`
[INFO] [stdout]  --> src/index/node.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const NODE_TYPE_SIZE : usize  = 1 ;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PARENT_UUID_SIZE`
[INFO] [stdout]   --> src/index/node.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PARENT_UUID_SIZE : usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_NUMBER_SIZE`
[INFO] [stdout]   --> src/index/node.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const INDEX_NUMBER_SIZE : usize = 1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEADER_SIZE`
[INFO] [stdout]   --> src/index/node.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const HEADER_SIZE :usize = NODE_TYPE_SIZE + PARENT_UUID_SIZE + INDEX_NUMBER_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LEFT_NODE_UUID_SIZE`
[INFO] [stdout]   --> src/index/node.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | const LEFT_NODE_UUID_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_SIZE`
[INFO] [stdout]   --> src/index/node.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const KEY_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VALUE_SIZE`
[INFO] [stdout]   --> src/index/node.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const VALUE_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IS_DELETE_SIZE`
[INFO] [stdout]   --> src/index/node.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | const IS_DELETE_SIZE :usize = 1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_INFO_SIZE`
[INFO] [stdout]   --> src/index/node.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | const INDEX_INFO_SIZE:usize = LEFT_NODE_UUID_SIZE + KEY_SIZE + VALUE_SIZE + IS_DELETE_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RIGHT_NODE_UUID_SIZE`
[INFO] [stdout]   --> src/index/node.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | const RIGHT_NODE_UUID_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_MAX_NUMBER`
[INFO] [stdout]   --> src/index/node.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | const INDEX_MAX_NUMBER :usize = 5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_RECORD_SIZE`
[INFO] [stdout]   --> src/index/node.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub const INDEX_RECORD_SIZE :usize = HEADER_SIZE + INDEX_MAX_NUMBER * INDEX_INFO_SIZE + RIGHT_NODE_UUID_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PTR_SIZE`
[INFO] [stdout]   --> src/index/node.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | const PTR_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_NUMBER_OFFSET`
[INFO] [stdout]   --> src/index/node.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const INDEX_NUMBER_OFFSET:usize = NODE_TYPE_SIZE + PARENT_UUID_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_START_OFFSET`
[INFO] [stdout]   --> src/index/node.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | const INDEX_START_OFFSET :usize = HEADER_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `IndexRecord`
[INFO] [stdout]   --> src/index/node.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct  IndexRecord{
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value_from_offset`
[INFO] [stdout]   --> src/index/node.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn get_value_from_offset(&self, offset: usize) -> Result<u32, Error> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Node`
[INFO] [stdout]   --> src/index/node.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub struct Node{
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `split`
[INFO] [stdout]    --> src/index/node.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn split(&mut self)->Result<Node,Error>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_parent_uuid`
[INFO] [stdout]    --> src/index/node.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn get_parent_uuid(&mut self)->Result<u32,Error>{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_record`
[INFO] [stdout]    --> src/index/node.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn delete_record(&mut self, delete_key:u32){
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_keys_number`
[INFO] [stdout]    --> src/index/node.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn get_keys_number(&self) -> Result<u32, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_key_value_pair`
[INFO] [stdout]    --> src/index/node.rs:153:12
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn add_key_value_pair(&mut self, kv: KeyValuePair) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_from`
[INFO] [stdout]    --> src/index/node.rs:188:12
[INFO] [stdout]     |
[INFO] [stdout] 188 |     pub fn create_from(v:Vec<u8>,uuid:u32)->Node{
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/index/node.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_key_value_pairs`
[INFO] [stdout]    --> src/index/node.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn get_key_value_pairs(&self )->Result<Vec<KeyValuePair>,Error>{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_keys`
[INFO] [stdout]    --> src/index/node.rs:256:12
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn get_keys(&self) -> Result<Vec<u32>, Error> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_children`
[INFO] [stdout]    --> src/index/node.rs:279:12
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn get_children(&self) -> Result<Vec<usize>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `KeyNotFound`
[INFO] [stdout]  --> src/index/error.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     KeyNotFound,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `KeyAlreadyExists`
[INFO] [stdout]  --> src/index/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     KeyAlreadyExists,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TryFromSliceError`
[INFO] [stdout]  --> src/index/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TryFromSliceError(&'static str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UTF8Error`
[INFO] [stdout]  --> src/index/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     UTF8Error,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `dataStorage` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `data_storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `DataItem` should have a snake case name
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod DataItem;
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to snake case: `data_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Disk` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod Disk;
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `disk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `BufferPool` should have a snake case name
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | mod BufferPool;
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Record` should have a snake case name
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | mod Record;
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Test` should have a snake case name
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | mod Test;
[INFO] [stdout]    |     ^^^^ help: convert the identifier to snake case: `test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bufferPool` should have a snake case name
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut bufferPool = BufferPool::BufferPool::BufferPool::default();
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Page` should have a snake case name
[INFO] [stdout]  --> src/DataItem/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Page;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Disk` should have a snake case name
[INFO] [stdout]  --> src/Disk/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Disk;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `disk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pageID` should have a snake case name
[INFO] [stdout]   --> src/Disk/Disk.rs:64:28
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn get_page(&self, pageID:u32)->[u8;SIZE]{
[INFO] [stdout]    |                            ^^^^^^ help: convert the identifier to snake case: `page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/Disk/Disk.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         file.seek(SeekFrom::Start(((pageID+1) * SIZE as u32) as u64));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pageID` should have a snake case name
[INFO] [stdout]   --> src/Disk/Disk.rs:72:29
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn flush_page(&self,pageID:u32,buffer:[u8;SIZE]){
[INFO] [stdout]    |                             ^^^^^^ help: convert the identifier to snake case: `page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/Disk/Disk.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         file.seek(SeekFrom::Start(((pageID+1) * SIZE as u32) as u64));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `BufferPool` should have a snake case name
[INFO] [stdout]  --> src/BufferPool/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod BufferPool;
[INFO] [stdout]   |         ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Record` should have a snake case name
[INFO] [stdout]  --> src/Record/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) mod Record;
[INFO] [stdout]   |                ^^^^^^ help: convert the identifier to snake case: `record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `bPlusTree` should have a snake case name
[INFO] [stdout]  --> src/index/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod bPlusTree;
[INFO] [stdout]   |         ^^^^^^^^^ help: convert the identifier to snake case: `b_plus_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 93 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]  --> src/BufferPool/BufferPool.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]   |                           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_page`
[INFO] [stdout]   --> src/DataItem/Page.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     is_page:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `page_number`
[INFO] [stdout]   --> src/DataItem/Page.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     page_number:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ptr`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ptr:u32
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Replace`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Replace{}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn replace(&self,_buffers:BS)->usize{
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn get(size:u32) -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_name`
[INFO] [stdout]   --> src/Record/Record.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 |    file_name:String,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `M`
[INFO] [stdout]   --> src/index/bPlusTree.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const M:u32 = 5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `free_page`
[INFO] [stdout]   --> src/index/bPlusTree.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     free_page:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/index/node.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TryFromSliceError`
[INFO] [stdout]  --> src/index/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TryFromSliceError(&'static str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UTF8Error`
[INFO] [stdout]  --> src/index/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     UTF8Error,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `dataStorage` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `data_storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `DataItem` should have a snake case name
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod DataItem;
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to snake case: `data_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Disk` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod Disk;
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `disk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `BufferPool` should have a snake case name
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | mod BufferPool;
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Record` should have a snake case name
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | mod Record;
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Test` should have a snake case name
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | mod Test;
[INFO] [stdout]    |     ^^^^ help: convert the identifier to snake case: `test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bufferPool` should have a snake case name
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut bufferPool = BufferPool::BufferPool::BufferPool::default();
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Page` should have a snake case name
[INFO] [stdout]  --> src/DataItem/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Page;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Disk` should have a snake case name
[INFO] [stdout]  --> src/Disk/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Disk;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `disk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pageID` should have a snake case name
[INFO] [stdout]   --> src/Disk/Disk.rs:64:28
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn get_page(&self, pageID:u32)->[u8;SIZE]{
[INFO] [stdout]    |                            ^^^^^^ help: convert the identifier to snake case: `page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/Disk/Disk.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         file.seek(SeekFrom::Start(((pageID+1) * SIZE as u32) as u64));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pageID` should have a snake case name
[INFO] [stdout]   --> src/Disk/Disk.rs:72:29
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn flush_page(&self,pageID:u32,buffer:[u8;SIZE]){
[INFO] [stdout]    |                             ^^^^^^ help: convert the identifier to snake case: `page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/Disk/Disk.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         file.seek(SeekFrom::Start(((pageID+1) * SIZE as u32) as u64));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `BufferPool` should have a snake case name
[INFO] [stdout]  --> src/BufferPool/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod BufferPool;
[INFO] [stdout]   |         ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Record` should have a snake case name
[INFO] [stdout]  --> src/Record/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) mod Record;
[INFO] [stdout]   |                ^^^^^^ help: convert the identifier to snake case: `record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_bufferPool` should have a snake case name
[INFO] [stdout]    --> src/Test/test.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn test_bufferPool(){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/Test/test.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |             b_plus_tree.insert(kv);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `bPlusTree` should have a snake case name
[INFO] [stdout]  --> src/index/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod bPlusTree;
[INFO] [stdout]   |         ^^^^^^^^^ help: convert the identifier to snake case: `b_plus_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.98s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking dataStorage v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]  --> src/BufferPool/BufferPool.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]   |                           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]  --> src/BufferPool/BufferPool.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]   |                           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IS_PAGE`
[INFO] [stdout]   --> src/DataItem/Page.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const IS_PAGE:u32 = 796*325*4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PageHeader`
[INFO] [stdout]   --> src/DataItem/Page.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct PageHeader{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PageInfo`
[INFO] [stdout]   --> src/DataItem/Page.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct PageInfo{
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cal_offset`
[INFO] [stdout]   --> src/DataItem/Page.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn cal_offset(&self)->usize{
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ItemHandler`
[INFO] [stdout]   --> src/DataItem/Page.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct ItemHandler{
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ItemManager`
[INFO] [stdout]   --> src/DataItem/Page.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct ItemManager{}
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_item_handler`
[INFO] [stdout]   --> src/DataItem/Page.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new_item_handler(file_name:String,size:u32,buffer_pool:Rc<RefCell<BufferPool>>)->ItemHandler{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `judge_page`
[INFO] [stdout]   --> src/DataItem/Page.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn judge_page(&self, page:&BufferReference)->Option<PageInfo>{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_item`
[INFO] [stdout]    --> src/DataItem/Page.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn insert_item(&mut self,item:Vec<u8>)->u32{
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_items_by_page`
[INFO] [stdout]    --> src/DataItem/Page.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn get_items_by_page(&mut self, page_id:u32)->Vec<Vec<u8>>{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_item_by_uuid`
[INFO] [stdout]    --> src/DataItem/Page.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn get_item_by_uuid(&mut self, uuid:u32) ->Option<Vec<u8>>{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_item_by_uuid`
[INFO] [stdout]    --> src/DataItem/Page.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 271 |     pub fn update_item_by_uuid(&mut self,uuid:u32,new_item:Vec<u8>){
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_file`
[INFO] [stdout]   --> src/Disk/Disk.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |    pub fn create_file(file_name:&str, page_size:u32) ->DiskHandler{
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ptr`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ptr:u32
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Replace`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Replace{}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn replace(&self,_buffers:BS)->usize{
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn new() -> BufferPoolBuilder{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn get(size:u32) -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_size`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn with_size(mut self,size:u32)->BufferPoolBuilder{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_dirty`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn make_dirty(&mut self,file_name:&str,page_id:u32){
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `change_page_clock`
[INFO] [stdout]    --> src/BufferPool/BufferPool.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn change_page_clock(&mut self,file_name:&str, page_id:u32,page:&[u8;SIZE],is_used_n:bool,is_dirty_n:bool)->Option<BufferReference>{
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_page_clock`
[INFO] [stdout]    --> src/BufferPool/BufferPool.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn get_page_clock(&mut self, file_name:&str, page_id:u32)->BufferReference{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TableManager`
[INFO] [stdout]   --> src/Record/Record.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct TableManager{
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_attr`
[INFO] [stdout]   --> src/Record/Record.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 |    fn save_attr(page:&mut[u8;SIZE],attrs:Vec<Format>,s:usize){
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_free`
[INFO] [stdout]   --> src/Record/Record.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 |    fn save_free(page:&mut[u8;SIZE],free_page:u32){
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_table`
[INFO] [stdout]   --> src/Record/Record.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 |    pub fn create_table(&self,file_name:&str,attrs:Vec<Format>,size:u32)->TableHandler{
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open_table`
[INFO] [stdout]   --> src/Record/Record.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 |    pub fn open_table(&self,file_name:&str)->TableHandler{
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TableHandler`
[INFO] [stdout]   --> src/Record/Record.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct TableHandler{
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_table_handler`
[INFO] [stdout]   --> src/Record/Record.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 |    fn get_table_handler(file_name:&str,page:&[u8;SIZE],buffer_pool:Rc<RefCell<BufferPool>>)->TableHandler{
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_item`
[INFO] [stdout]    --> src/Record/Record.rs:112:11
[INFO] [stdout]     |
[INFO] [stdout] 112 |    pub fn parse_item(&self,item:&Vec<u8>){
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_attr`
[INFO] [stdout]    --> src/Record/Record.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 |    fn parse_attr(&self,attr:&[u8],attr_type:u8){
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `M`
[INFO] [stdout]   --> src/index/bPlusTree.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const M:u32 = 5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BPlusTree`
[INFO] [stdout]   --> src/index/bPlusTree.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct BPlusTree {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_index`
[INFO] [stdout]   --> src/index/bPlusTree.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn create_index(file_name :&str,size:u32,buffer_pool:Rc<RefCell<BufferPool>>)-> BPlusTree {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open_index`
[INFO] [stdout]   --> src/index/bPlusTree.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn open_index(file_name:&str,buffer_pool:Rc<RefCell<BufferPool>>)-> BPlusTree {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/index/bPlusTree.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn search(&mut self, key: u32) -> Result<KeyValuePair, Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/index/bPlusTree.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn insert(&mut self, kv: KeyValuePair) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_internal`
[INFO] [stdout]    --> src/index/bPlusTree.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn insert_internal(&mut self,node : Arc<RwLock<Node>>,kv: KeyValuePair) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `split_node`
[INFO] [stdout]    --> src/index/bPlusTree.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn split_node(&mut self, node: Arc<RwLock<Node>>) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_node`
[INFO] [stdout]    --> src/index/bPlusTree.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn search_node(
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `traverse_or_return`
[INFO] [stdout]    --> src/index/bPlusTree.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn traverse_or_return(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node_by_uuid`
[INFO] [stdout]    --> src/index/bPlusTree.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn get_node_by_uuid(&mut self,uuid:u32)->Result<Node,Error>{
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_index`
[INFO] [stdout]    --> src/index/bPlusTree.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn delete_index(&mut self,search_key:u32){
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/index/key_value_pair.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(key:u32,value:u32)->KeyValuePair{
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NODE_TYPE_SIZE`
[INFO] [stdout]  --> src/index/node.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const NODE_TYPE_SIZE : usize  = 1 ;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PARENT_UUID_SIZE`
[INFO] [stdout]   --> src/index/node.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PARENT_UUID_SIZE : usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_NUMBER_SIZE`
[INFO] [stdout]   --> src/index/node.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const INDEX_NUMBER_SIZE : usize = 1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEADER_SIZE`
[INFO] [stdout]   --> src/index/node.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const HEADER_SIZE :usize = NODE_TYPE_SIZE + PARENT_UUID_SIZE + INDEX_NUMBER_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LEFT_NODE_UUID_SIZE`
[INFO] [stdout]   --> src/index/node.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | const LEFT_NODE_UUID_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_SIZE`
[INFO] [stdout]   --> src/index/node.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const KEY_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VALUE_SIZE`
[INFO] [stdout]   --> src/index/node.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const VALUE_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IS_DELETE_SIZE`
[INFO] [stdout]   --> src/index/node.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | const IS_DELETE_SIZE :usize = 1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_INFO_SIZE`
[INFO] [stdout]   --> src/index/node.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | const INDEX_INFO_SIZE:usize = LEFT_NODE_UUID_SIZE + KEY_SIZE + VALUE_SIZE + IS_DELETE_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RIGHT_NODE_UUID_SIZE`
[INFO] [stdout]   --> src/index/node.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | const RIGHT_NODE_UUID_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_MAX_NUMBER`
[INFO] [stdout]   --> src/index/node.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | const INDEX_MAX_NUMBER :usize = 5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_RECORD_SIZE`
[INFO] [stdout]   --> src/index/node.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub const INDEX_RECORD_SIZE :usize = HEADER_SIZE + INDEX_MAX_NUMBER * INDEX_INFO_SIZE + RIGHT_NODE_UUID_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PTR_SIZE`
[INFO] [stdout]   --> src/index/node.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | const PTR_SIZE :usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_NUMBER_OFFSET`
[INFO] [stdout]   --> src/index/node.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const INDEX_NUMBER_OFFSET:usize = NODE_TYPE_SIZE + PARENT_UUID_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INDEX_START_OFFSET`
[INFO] [stdout]   --> src/index/node.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | const INDEX_START_OFFSET :usize = HEADER_SIZE;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `IndexRecord`
[INFO] [stdout]   --> src/index/node.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct  IndexRecord{
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value_from_offset`
[INFO] [stdout]   --> src/index/node.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn get_value_from_offset(&self, offset: usize) -> Result<u32, Error> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Node`
[INFO] [stdout]   --> src/index/node.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub struct Node{
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `split`
[INFO] [stdout]    --> src/index/node.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn split(&mut self)->Result<Node,Error>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_parent_uuid`
[INFO] [stdout]    --> src/index/node.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn get_parent_uuid(&mut self)->Result<u32,Error>{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_record`
[INFO] [stdout]    --> src/index/node.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn delete_record(&mut self, delete_key:u32){
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_keys_number`
[INFO] [stdout]    --> src/index/node.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn get_keys_number(&self) -> Result<u32, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_key_value_pair`
[INFO] [stdout]    --> src/index/node.rs:153:12
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn add_key_value_pair(&mut self, kv: KeyValuePair) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_from`
[INFO] [stdout]    --> src/index/node.rs:188:12
[INFO] [stdout]     |
[INFO] [stdout] 188 |     pub fn create_from(v:Vec<u8>,uuid:u32)->Node{
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/index/node.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_key_value_pairs`
[INFO] [stdout]    --> src/index/node.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn get_key_value_pairs(&self )->Result<Vec<KeyValuePair>,Error>{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_keys`
[INFO] [stdout]    --> src/index/node.rs:256:12
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn get_keys(&self) -> Result<Vec<u32>, Error> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_children`
[INFO] [stdout]    --> src/index/node.rs:279:12
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn get_children(&self) -> Result<Vec<usize>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `KeyNotFound`
[INFO] [stdout]  --> src/index/error.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     KeyNotFound,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `KeyAlreadyExists`
[INFO] [stdout]  --> src/index/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     KeyAlreadyExists,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TryFromSliceError`
[INFO] [stdout]  --> src/index/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TryFromSliceError(&'static str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UTF8Error`
[INFO] [stdout]  --> src/index/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     UTF8Error,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `dataStorage` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `data_storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `DataItem` should have a snake case name
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod DataItem;
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to snake case: `data_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Disk` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod Disk;
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `disk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `BufferPool` should have a snake case name
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | mod BufferPool;
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Record` should have a snake case name
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | mod Record;
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Test` should have a snake case name
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | mod Test;
[INFO] [stdout]    |     ^^^^ help: convert the identifier to snake case: `test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bufferPool` should have a snake case name
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut bufferPool = BufferPool::BufferPool::BufferPool::default();
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Page` should have a snake case name
[INFO] [stdout]  --> src/DataItem/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Page;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Disk` should have a snake case name
[INFO] [stdout]  --> src/Disk/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Disk;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `disk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pageID` should have a snake case name
[INFO] [stdout]   --> src/Disk/Disk.rs:64:28
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn get_page(&self, pageID:u32)->[u8;SIZE]{
[INFO] [stdout]    |                            ^^^^^^ help: convert the identifier to snake case: `page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/Disk/Disk.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         file.seek(SeekFrom::Start(((pageID+1) * SIZE as u32) as u64));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pageID` should have a snake case name
[INFO] [stdout]   --> src/Disk/Disk.rs:72:29
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn flush_page(&self,pageID:u32,buffer:[u8;SIZE]){
[INFO] [stdout]    |                             ^^^^^^ help: convert the identifier to snake case: `page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/Disk/Disk.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         file.seek(SeekFrom::Start(((pageID+1) * SIZE as u32) as u64));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `BufferPool` should have a snake case name
[INFO] [stdout]  --> src/BufferPool/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod BufferPool;
[INFO] [stdout]   |         ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Record` should have a snake case name
[INFO] [stdout]  --> src/Record/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) mod Record;
[INFO] [stdout]   |                ^^^^^^ help: convert the identifier to snake case: `record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `bPlusTree` should have a snake case name
[INFO] [stdout]  --> src/index/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod bPlusTree;
[INFO] [stdout]   |         ^^^^^^^^^ help: convert the identifier to snake case: `b_plus_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 93 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_page`
[INFO] [stdout]   --> src/DataItem/Page.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     is_page:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `page_number`
[INFO] [stdout]   --> src/DataItem/Page.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     page_number:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ptr`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ptr:u32
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Replace`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Replace{}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn replace(&self,_buffers:BS)->usize{
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/BufferPool/BufferPool.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn get(size:u32) -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_name`
[INFO] [stdout]   --> src/Record/Record.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 |    file_name:String,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `M`
[INFO] [stdout]   --> src/index/bPlusTree.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const M:u32 = 5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `free_page`
[INFO] [stdout]   --> src/index/bPlusTree.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     free_page:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/index/node.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TryFromSliceError`
[INFO] [stdout]  --> src/index/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TryFromSliceError(&'static str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UTF8Error`
[INFO] [stdout]  --> src/index/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     UTF8Error,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `dataStorage` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `data_storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `DataItem` should have a snake case name
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod DataItem;
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to snake case: `data_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Disk` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod Disk;
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `disk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `BufferPool` should have a snake case name
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | mod BufferPool;
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Record` should have a snake case name
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | mod Record;
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Test` should have a snake case name
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | mod Test;
[INFO] [stdout]    |     ^^^^ help: convert the identifier to snake case: `test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bufferPool` should have a snake case name
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut bufferPool = BufferPool::BufferPool::BufferPool::default();
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Page` should have a snake case name
[INFO] [stdout]  --> src/DataItem/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Page;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Disk` should have a snake case name
[INFO] [stdout]  --> src/Disk/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Disk;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `disk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pageID` should have a snake case name
[INFO] [stdout]   --> src/Disk/Disk.rs:64:28
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn get_page(&self, pageID:u32)->[u8;SIZE]{
[INFO] [stdout]    |                            ^^^^^^ help: convert the identifier to snake case: `page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/Disk/Disk.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         file.seek(SeekFrom::Start(((pageID+1) * SIZE as u32) as u64));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pageID` should have a snake case name
[INFO] [stdout]   --> src/Disk/Disk.rs:72:29
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn flush_page(&self,pageID:u32,buffer:[u8;SIZE]){
[INFO] [stdout]    |                             ^^^^^^ help: convert the identifier to snake case: `page_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/Disk/Disk.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         file.seek(SeekFrom::Start(((pageID+1) * SIZE as u32) as u64));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `BufferPool` should have a snake case name
[INFO] [stdout]  --> src/BufferPool/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod BufferPool;
[INFO] [stdout]   |         ^^^^^^^^^^ help: convert the identifier to snake case: `buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Record` should have a snake case name
[INFO] [stdout]  --> src/Record/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) mod Record;
[INFO] [stdout]   |                ^^^^^^ help: convert the identifier to snake case: `record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_bufferPool` should have a snake case name
[INFO] [stdout]    --> src/Test/test.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn test_bufferPool(){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_buffer_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/Test/test.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |             b_plus_tree.insert(kv);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `bPlusTree` should have a snake case name
[INFO] [stdout]  --> src/index/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod bPlusTree;
[INFO] [stdout]   |         ^^^^^^^^^ help: convert the identifier to snake case: `b_plus_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "31485fa3f1d32d62f8e2af603ea34a0a3d30b50b5a61d3e17b54213b4350bc69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31485fa3f1d32d62f8e2af603ea34a0a3d30b50b5a61d3e17b54213b4350bc69", kill_on_drop: false }`
[INFO] [stdout] 31485fa3f1d32d62f8e2af603ea34a0a3d30b50b5a61d3e17b54213b4350bc69