[INFO] cloning repository https://github.com/wdywjm/arrowDB
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wdywjm/arrowDB" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwdywjm%2FarrowDB", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwdywjm%2FarrowDB'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67ca8711b6a81c077429c201b1b755c37c0d7c32
[INFO] testing wdywjm/arrowDB against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwdywjm%2FarrowDB" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wdywjm/arrowDB on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wdywjm/arrowDB
[INFO] finished tweaking git repo https://github.com/wdywjm/arrowDB
[INFO] tweaked toml for git repo https://github.com/wdywjm/arrowDB written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wdywjm/arrowDB already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-skiplist v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7376f1d2c42a074d417ae7c5001f3e851358fc1f6bed2c88553dc0528cdb42ec
[INFO] running `Command { std: "docker" "start" "-a" "7376f1d2c42a074d417ae7c5001f3e851358fc1f6bed2c88553dc0528cdb42ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7376f1d2c42a074d417ae7c5001f3e851358fc1f6bed2c88553dc0528cdb42ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7376f1d2c42a074d417ae7c5001f3e851358fc1f6bed2c88553dc0528cdb42ec", kill_on_drop: false }`
[INFO] [stdout] 7376f1d2c42a074d417ae7c5001f3e851358fc1f6bed2c88553dc0528cdb42ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07903ba45ad0b46d669ffdb44c398e2e4ac0db822d5c5abc16957b6056a325cb
[INFO] running `Command { std: "docker" "start" "-a" "07903ba45ad0b46d669ffdb44c398e2e4ac0db822d5c5abc16957b6056a325cb", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `fmt::Display`
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{thread, fmt::Display};
[INFO] [stdout]   |                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/bgworkers/index.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::PathBuf, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`
[INFO] [stdout]  --> src/bgworkers/index.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crossbeam_channel::{Sender, Receiver};
[INFO] [stdout]   |                         ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/bgworkers/index.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use parking_lot::{RwLock, Mutex};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataTypes`, `fileio::FileManager`, `self`
[INFO] [stdout]  --> src/bgworkers/index.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{index::{Record, Index}, fileio::FileManager, enums::{self, DataTypes, EntryOperate}, errors::{DbError, self}};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^          ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesMut`
[INFO] [stdout]  --> src/data/entry.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromPrimitive`
[INFO] [stdout]  --> src/enums/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_enum::{FromPrimitive, IntoPrimitive, TryFromPrimitive};
[INFO] [stdout]   |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::RwLock`
[INFO] [stdout]  --> src/db/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use parking_lot::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BgWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BgWorker<B>
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/bgworker.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | / impl<B> BgWorker<B>
[INFO] [stdout] 17 | | where
[INFO] [stdout] 18 | |     B: Send + 'static,
[INFO] [stdout]    | |______________________- associated items in this implementation
[INFO] [stdout] 19 |   {
[INFO] [stdout] 20 |       pub fn new(
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |       pub fn send(&self, task: B) {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |       pub fn stop(&self) {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/compaction.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CompactionWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/compaction.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl CompactionWorker {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] 11 |     
[INFO] [stdout] 12 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/flush.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FlushWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/flush.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl FlushWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(flush_worker_idx: usize, flush_mode: enums::RWMode, dir: PathBuf, file_size_mb: u64) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/index.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct IndexWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/index.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl IndexWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(index_worker_idx: usize, index: Arc<RwLock<Index>>) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn send(&self, record:(EntryOperate, Record, usize) ) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn stop(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ENTRYHEADERSIZE` is never used
[INFO] [stdout]  --> src/data/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static ENTRYHEADERSIZE: usize = 42;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `size`, `is_expired`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/data/entry.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Entry {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn is_expired(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_entry_header_buf`, and `parse_entry_header_buf` are never used
[INFO] [stdout]   --> src/data/meta.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Meta {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn set_entry_header_buf<'a>(&self, buf: &'a mut [u8]) -> &'a mut [u8] {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn parse_entry_header_buf(buf: &[u8]) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]  --> src/datatypes/list.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct List {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 6 |     items: HashMap<String, VecDeque<Bytes>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/list.rs:10:19
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl List {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 10  |     pub(crate) fn new() -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16  |     pub(crate) fn lpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24  |     pub(crate) fn lpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35  |     pub(crate) fn lpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43  |     pub(crate) fn rpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub(crate) fn rpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub(crate) fn rpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70  |     pub(crate) fn llen(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74  |     pub(crate) fn lindex(&self, key: &str, index: usize) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86  |     pub(crate) fn lpos(&self, key: &str, value: &Bytes) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     pub(crate) fn lset(&mut self, key: &str, index: usize, value: Bytes) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub(crate) fn lrange(&self, key: &str, start: usize, end: usize) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]  --> src/datatypes/set.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Set {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 7 |     items: HashMap<String, HashSet<Bytes>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Set` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/set.rs:11:12
[INFO] [stdout]     |
[INFO] [stdout] 10  | impl Set {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout] 11  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17  |     pub fn sadd(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27  |     pub fn scard(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34  |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50  |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90  |     pub fn sismember(&self, key: &str, member: Bytes) -> Option<bool> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     pub fn smembers(&self, key: &str) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn srem(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKIPLISTMAXLEVEL` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const SKIPLISTMAXLEVEL: usize = 32;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKIPLISTP` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const SKIPLISTP: f64 = 0.25;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `forward` and `span` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SortedSetLevel {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 14 |     forward: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     span: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSetLevel` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `backward` and `level` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SortedSetNode {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     backward: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |     level: Vec<SortedSetLevel>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSetNode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `header`, `tail`, `length`, `level`, and `dict` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct SortedSet {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 29 |     header: ArcNode,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 30 |     tail: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     length: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     level: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 33 |     dict: HashMap<String, ArcNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_sortedset_node` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn new_sortedset_node(level: usize, score: Score, key: &str, value: Bytes) -> ArcNode {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_level` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn random_level() -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/sortedset.rs:58:12
[INFO] [stdout]     |
[INFO] [stdout] 57  | impl SortedSet {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 58  |     pub fn new() -> SortedSet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69  |     pub fn put(&mut self, key: &str, value: Bytes, score: Score) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn remove(&mut self, key: &str) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn get_by_rank_range(&mut self, start: usize, end: usize, remove: bool) -> Vec<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub fn get_by_rank(&mut self, rank: usize, remove: bool) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn get_by_key(&self, key: &str) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn find_rank(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |     pub fn find_rev_rank(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 226 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 |     fn insert_sortedset_node(&mut self, key: &str, value: Bytes, score: Score) -> ArcNode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 320 |     fn delete_node(&mut self, key: &str, score: Score) -> Option<bool> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 360 |     fn delete_sortedset_node(&mut self, node: ArcNode, update: &mut [ArcNode]) -> Option<ArcNode> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 397 |     pub fn length(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn search_forward(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 457 |     fn search_reverse(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub static GB: u64 = 1024 * MB;
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SEPARATOR` is never used
[INFO] [stdout]  --> src/enums/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub static SEPARATOR: u8 = b'#';
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `EntryDecodeError`, `EntryCRCInvalid`, `EntryDataTypeOpInvalid`, `BucketNotExist`, and `ContainSeparatorChar` are never constructed
[INFO] [stdout]   --> src/errors/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum DbError {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     EntryDecodeError {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     EntryCRCInvalid { bucket: String, key: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     EntryDataTypeOpInvalid {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     BucketNotExist { bucket: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     ContainSeparatorChar { separator: char },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBALFDMANAGER` is never used
[INFO] [stdout]   --> src/fileio/mod.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | static GLOBALFDMANAGER: OnceCell<Arc<Mutex<FDManager>>> = OnceCell::new();
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `set_fd_manager` and `get_fd_manager` are never used
[INFO] [stdout]   --> src/fileio/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl FDManager {
[INFO] [stdout]    | -------------- associated functions in this implementation
[INFO] [stdout] 31 |     pub fn set_fd_manager(fds_cache_cap: NonZeroUsize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn get_fd_manager() -> Arc<Mutex<FDManager>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileManager` is never constructed
[INFO] [stdout]   --> src/fileio/mod.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct FileManager {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_fileio_manager` are never used
[INFO] [stdout]   --> src/fileio/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl FileManager {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 51 |     pub fn new(rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn get_fileio_manager(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kvs`, `lists`, `sets`, and `sorted_sets` are never read
[INFO] [stdout]   --> src/index/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     kvs: BTreeMap<String, Record>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     lists: List,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     sets: Set,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     sorted_sets: SortedSet
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `encode` is never used
[INFO] [stdout]   --> src/index/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Record {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 26 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/index/mod.rs:40:12
[INFO] [stdout]     |
[INFO] [stdout] 39  | impl Index {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] 40  |     pub fn get(&self, key: &str) -> Option<&Record> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44  |     pub fn put(&mut self, key: String, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn del(&mut self, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub fn range_scan(&self, start: &str, end: &str) -> Option<Vec<&Record>>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67  |     pub fn lpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     pub fn lpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82  |     pub fn rpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn rpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     pub fn lpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn rpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn lset(&mut self, key: &str, index: usize, record: Record) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn llen(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn lindex(&self, key: &str, index: usize) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn sadd(&mut self, key: &str, members: Vec<Record>)->Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn srem(&mut self, key: &str, members: Vec<Record>) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub fn sismember(&self, record: &Record) -> Option<bool>{
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn smembers(&self, key: &str) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     pub fn scard(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 263 |     pub fn zadd(&mut self, record:Record, score: f64) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     pub fn zrem(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 299 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn get_by_key(&self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 331 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `size`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/index/hint.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Hint {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(key: Bytes, file_id: u32, offset: u64, meta: Meta) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/memtable/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Memtable {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 24 |     active: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     kvs: HashMap<String, BTreeMap<String, Bytes>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     list: HashMap<String, List>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     set: HashMap<String, Set>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 28 |     sorted_set: HashMap<String, SortedSet>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     wal: Wal,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 30 |     live_key_ratio: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/mod.rs:34:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl Memtable {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 34  |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub fn active(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn set_active(&mut self, active: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59  |     pub fn get(&self, bucket: &str, key: &str) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72  |     pub fn range_scan(&self, bucket: &str, start: &str, end: &str) -> Result<Vec<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83  |     pub fn put(&mut self, entry: Entry) -> Result<&str, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn lpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn lpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn rpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn rpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     pub fn lpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn rpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn lset(&mut self, index: usize, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn llen(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     pub fn lindex(&self, bucket: &str, key: &str, index: usize) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |     pub fn sadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub fn srem(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     pub fn suion(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     pub fn sdiff(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 277 |     pub fn sinter(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 284 |     pub fn sismember(&self, entry: Entry) -> Result<bool, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 296 |     pub fn smembers(&self, bucket: &str, key: &str) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn scard(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 |     pub fn zadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 327 |     pub fn zrem(&mut self, entry: Entry) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub fn get_by_key(&self, bucket: &str, key: &str) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file_option`, `index_mode`, `max_memtable_nums`, `memtable_size_mb`, and `compaction` are never read
[INFO] [stdout]   --> src/option/mod.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Option {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 6  |     file_option: FileOption,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 7  |     index_mode: enums::IndexMode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     max_memtable_nums: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     #[derivative(Default(value = "1024"))]
[INFO] [stdout] 12 |     memtable_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     compaction: CompactionOption,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Option` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/option/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Option {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 17 |     pub fn with_dir(&mut self, dir: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn with_dat_file_size(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn with_rw_mode(&mut self, rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn with_write_sync_immediately(&mut self, write_sync_immediately: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn with_fd_cache_size(&mut self, fd_cache_size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn whth_index_mode(&mut self, index_mode: enums::IndexMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn with_max_memtable_nums(&mut self, nums: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn with_memtable_size_mb(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn with_candidate_live_key_ratio(&mut self, candidate_live_key_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn with_merge_overlapping_ratio(&mut self, merge_overlapping_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn with_candidate_ratio_everytime(&mut self, candidate_ratio_everytime: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `dir`, `dat_file_size_mb`, `rw_mode`, `write_sync_immediately`, and `fd_cache_size` are never read
[INFO] [stdout]   --> src/option/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FileOption {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 75 |     dir: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 76 |     #[derivative(Default(value = "256"))]
[INFO] [stdout] 77 |     dat_file_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 78 |     rw_mode: enums::RWMode,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 79 |     write_sync_immediately: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 80 |     fd_cache_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `candidate_live_key_ratio`, `merge_overlapping_ratio`, and `candidate_ratio_everytime` are never read
[INFO] [stdout]   --> src/option/mod.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct CompactionOption {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 85 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 86 |     candidate_live_key_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 87 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 88 |     merge_overlapping_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 89 |     #[derivative(Default(value = "0.5"))]
[INFO] [stdout] 90 |     candidate_ratio_everytime: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CompactionOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ZESTKEYVALSPLITCHAR` is never used
[INFO] [stdout]  --> src/consts/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const ZESTKEYVALSPLITCHAR: char = '|';
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/wal/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Wal {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn write(&mut self, b: &[u8]) -> Result<usize, DbError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DB` is never constructed
[INFO] [stdout]  --> src/db/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DB {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tx` is never constructed
[INFO] [stdout]  --> src/tx/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Tx {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.20s
[INFO] running `Command { std: "docker" "inspect" "07903ba45ad0b46d669ffdb44c398e2e4ac0db822d5c5abc16957b6056a325cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07903ba45ad0b46d669ffdb44c398e2e4ac0db822d5c5abc16957b6056a325cb", kill_on_drop: false }`
[INFO] [stdout] 07903ba45ad0b46d669ffdb44c398e2e4ac0db822d5c5abc16957b6056a325cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b8fc473a56f3da9d0a3a50ffae88f7df83992af403d05f341a6e33784dc025c
[INFO] running `Command { std: "docker" "start" "-a" "4b8fc473a56f3da9d0a3a50ffae88f7df83992af403d05f341a6e33784dc025c", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `fmt::Display`
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{thread, fmt::Display};
[INFO] [stdout]   |                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/bgworkers/index.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::PathBuf, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`
[INFO] [stdout]  --> src/bgworkers/index.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crossbeam_channel::{Sender, Receiver};
[INFO] [stdout]   |                         ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/bgworkers/index.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use parking_lot::{RwLock, Mutex};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataTypes`, `fileio::FileManager`, `self`
[INFO] [stdout]  --> src/bgworkers/index.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{index::{Record, Index}, fileio::FileManager, enums::{self, DataTypes, EntryOperate}, errors::{DbError, self}};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^          ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesMut`
[INFO] [stdout]  --> src/data/entry.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromPrimitive`
[INFO] [stdout]  --> src/enums/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_enum::{FromPrimitive, IntoPrimitive, TryFromPrimitive};
[INFO] [stdout]   |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::RwLock`
[INFO] [stdout]  --> src/db/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use parking_lot::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BgWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BgWorker<B>
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/bgworker.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | / impl<B> BgWorker<B>
[INFO] [stdout] 17 | | where
[INFO] [stdout] 18 | |     B: Send + 'static,
[INFO] [stdout]    | |______________________- associated items in this implementation
[INFO] [stdout] 19 |   {
[INFO] [stdout] 20 |       pub fn new(
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |       pub fn send(&self, task: B) {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |       pub fn stop(&self) {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/compaction.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CompactionWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/compaction.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl CompactionWorker {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] 11 |     
[INFO] [stdout] 12 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/flush.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FlushWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/flush.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl FlushWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(flush_worker_idx: usize, flush_mode: enums::RWMode, dir: PathBuf, file_size_mb: u64) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/index.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct IndexWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/index.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl IndexWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(index_worker_idx: usize, index: Arc<RwLock<Index>>) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn send(&self, record:(EntryOperate, Record, usize) ) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn stop(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ENTRYHEADERSIZE` is never used
[INFO] [stdout]  --> src/data/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static ENTRYHEADERSIZE: usize = 42;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `size`, `is_expired`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/data/entry.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Entry {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn is_expired(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_entry_header_buf`, and `parse_entry_header_buf` are never used
[INFO] [stdout]   --> src/data/meta.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Meta {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn set_entry_header_buf<'a>(&self, buf: &'a mut [u8]) -> &'a mut [u8] {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn parse_entry_header_buf(buf: &[u8]) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]  --> src/datatypes/list.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct List {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 6 |     items: HashMap<String, VecDeque<Bytes>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/list.rs:10:19
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl List {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 10  |     pub(crate) fn new() -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16  |     pub(crate) fn lpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24  |     pub(crate) fn lpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35  |     pub(crate) fn lpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43  |     pub(crate) fn rpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub(crate) fn rpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub(crate) fn rpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70  |     pub(crate) fn llen(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74  |     pub(crate) fn lindex(&self, key: &str, index: usize) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86  |     pub(crate) fn lpos(&self, key: &str, value: &Bytes) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     pub(crate) fn lset(&mut self, key: &str, index: usize, value: Bytes) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub(crate) fn lrange(&self, key: &str, start: usize, end: usize) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]  --> src/datatypes/set.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Set {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 7 |     items: HashMap<String, HashSet<Bytes>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Set` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/set.rs:11:12
[INFO] [stdout]     |
[INFO] [stdout] 10  | impl Set {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout] 11  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17  |     pub fn sadd(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27  |     pub fn scard(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34  |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50  |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90  |     pub fn sismember(&self, key: &str, member: Bytes) -> Option<bool> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     pub fn smembers(&self, key: &str) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn srem(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKIPLISTMAXLEVEL` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const SKIPLISTMAXLEVEL: usize = 32;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKIPLISTP` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const SKIPLISTP: f64 = 0.25;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `forward` and `span` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SortedSetLevel {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 14 |     forward: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     span: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSetLevel` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `backward` and `level` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SortedSetNode {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     backward: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |     level: Vec<SortedSetLevel>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSetNode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `header`, `tail`, `length`, `level`, and `dict` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct SortedSet {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 29 |     header: ArcNode,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 30 |     tail: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     length: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     level: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 33 |     dict: HashMap<String, ArcNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_sortedset_node` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn new_sortedset_node(level: usize, score: Score, key: &str, value: Bytes) -> ArcNode {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_level` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn random_level() -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/sortedset.rs:58:12
[INFO] [stdout]     |
[INFO] [stdout] 57  | impl SortedSet {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 58  |     pub fn new() -> SortedSet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69  |     pub fn put(&mut self, key: &str, value: Bytes, score: Score) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn remove(&mut self, key: &str) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn get_by_rank_range(&mut self, start: usize, end: usize, remove: bool) -> Vec<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub fn get_by_rank(&mut self, rank: usize, remove: bool) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn get_by_key(&self, key: &str) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn find_rank(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |     pub fn find_rev_rank(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 226 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 |     fn insert_sortedset_node(&mut self, key: &str, value: Bytes, score: Score) -> ArcNode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 320 |     fn delete_node(&mut self, key: &str, score: Score) -> Option<bool> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 360 |     fn delete_sortedset_node(&mut self, node: ArcNode, update: &mut [ArcNode]) -> Option<ArcNode> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 397 |     pub fn length(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn search_forward(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 457 |     fn search_reverse(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub static GB: u64 = 1024 * MB;
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SEPARATOR` is never used
[INFO] [stdout]  --> src/enums/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub static SEPARATOR: u8 = b'#';
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `EntryDecodeError`, `EntryCRCInvalid`, `EntryDataTypeOpInvalid`, `BucketNotExist`, and `ContainSeparatorChar` are never constructed
[INFO] [stdout]   --> src/errors/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum DbError {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     EntryDecodeError {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     EntryCRCInvalid { bucket: String, key: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     EntryDataTypeOpInvalid {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     BucketNotExist { bucket: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     ContainSeparatorChar { separator: char },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBALFDMANAGER` is never used
[INFO] [stdout]   --> src/fileio/mod.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | static GLOBALFDMANAGER: OnceCell<Arc<Mutex<FDManager>>> = OnceCell::new();
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `set_fd_manager` and `get_fd_manager` are never used
[INFO] [stdout]   --> src/fileio/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl FDManager {
[INFO] [stdout]    | -------------- associated functions in this implementation
[INFO] [stdout] 31 |     pub fn set_fd_manager(fds_cache_cap: NonZeroUsize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn get_fd_manager() -> Arc<Mutex<FDManager>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileManager` is never constructed
[INFO] [stdout]   --> src/fileio/mod.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct FileManager {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_fileio_manager` are never used
[INFO] [stdout]   --> src/fileio/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl FileManager {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 51 |     pub fn new(rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn get_fileio_manager(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kvs`, `lists`, `sets`, and `sorted_sets` are never read
[INFO] [stdout]   --> src/index/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     kvs: BTreeMap<String, Record>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     lists: List,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     sets: Set,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     sorted_sets: SortedSet
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `encode` is never used
[INFO] [stdout]   --> src/index/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Record {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 26 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/index/mod.rs:40:12
[INFO] [stdout]     |
[INFO] [stdout] 39  | impl Index {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] 40  |     pub fn get(&self, key: &str) -> Option<&Record> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44  |     pub fn put(&mut self, key: String, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn del(&mut self, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub fn range_scan(&self, start: &str, end: &str) -> Option<Vec<&Record>>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67  |     pub fn lpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     pub fn lpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82  |     pub fn rpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn rpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     pub fn lpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn rpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn lset(&mut self, key: &str, index: usize, record: Record) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn llen(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn lindex(&self, key: &str, index: usize) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn sadd(&mut self, key: &str, members: Vec<Record>)->Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn srem(&mut self, key: &str, members: Vec<Record>) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub fn sismember(&self, record: &Record) -> Option<bool>{
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn smembers(&self, key: &str) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     pub fn scard(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 263 |     pub fn zadd(&mut self, record:Record, score: f64) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     pub fn zrem(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 299 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn get_by_key(&self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 331 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `size`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/index/hint.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Hint {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(key: Bytes, file_id: u32, offset: u64, meta: Meta) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/memtable/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Memtable {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 24 |     active: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     kvs: HashMap<String, BTreeMap<String, Bytes>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     list: HashMap<String, List>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     set: HashMap<String, Set>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 28 |     sorted_set: HashMap<String, SortedSet>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     wal: Wal,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 30 |     live_key_ratio: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/mod.rs:34:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl Memtable {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 34  |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub fn active(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn set_active(&mut self, active: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59  |     pub fn get(&self, bucket: &str, key: &str) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72  |     pub fn range_scan(&self, bucket: &str, start: &str, end: &str) -> Result<Vec<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83  |     pub fn put(&mut self, entry: Entry) -> Result<&str, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn lpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn lpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn rpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn rpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     pub fn lpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn rpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn lset(&mut self, index: usize, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn llen(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     pub fn lindex(&self, bucket: &str, key: &str, index: usize) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |     pub fn sadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub fn srem(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     pub fn suion(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     pub fn sdiff(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 277 |     pub fn sinter(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 284 |     pub fn sismember(&self, entry: Entry) -> Result<bool, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 296 |     pub fn smembers(&self, bucket: &str, key: &str) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn scard(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 |     pub fn zadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 327 |     pub fn zrem(&mut self, entry: Entry) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub fn get_by_key(&self, bucket: &str, key: &str) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file_option`, `index_mode`, `max_memtable_nums`, `memtable_size_mb`, and `compaction` are never read
[INFO] [stdout]   --> src/option/mod.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Option {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 6  |     file_option: FileOption,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 7  |     index_mode: enums::IndexMode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     max_memtable_nums: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     #[derivative(Default(value = "1024"))]
[INFO] [stdout] 12 |     memtable_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     compaction: CompactionOption,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Option` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/option/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Option {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 17 |     pub fn with_dir(&mut self, dir: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn with_dat_file_size(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn with_rw_mode(&mut self, rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn with_write_sync_immediately(&mut self, write_sync_immediately: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn with_fd_cache_size(&mut self, fd_cache_size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn whth_index_mode(&mut self, index_mode: enums::IndexMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn with_max_memtable_nums(&mut self, nums: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn with_memtable_size_mb(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn with_candidate_live_key_ratio(&mut self, candidate_live_key_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn with_merge_overlapping_ratio(&mut self, merge_overlapping_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn with_candidate_ratio_everytime(&mut self, candidate_ratio_everytime: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `dir`, `dat_file_size_mb`, `rw_mode`, `write_sync_immediately`, and `fd_cache_size` are never read
[INFO] [stdout]   --> src/option/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FileOption {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 75 |     dir: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 76 |     #[derivative(Default(value = "256"))]
[INFO] [stdout] 77 |     dat_file_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 78 |     rw_mode: enums::RWMode,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 79 |     write_sync_immediately: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 80 |     fd_cache_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling arrowdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `candidate_live_key_ratio`, `merge_overlapping_ratio`, and `candidate_ratio_everytime` are never read
[INFO] [stdout]   --> src/option/mod.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct CompactionOption {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 85 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 86 |     candidate_live_key_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 87 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 88 |     merge_overlapping_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 89 |     #[derivative(Default(value = "0.5"))]
[INFO] [stdout] 90 |     candidate_ratio_everytime: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CompactionOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ZESTKEYVALSPLITCHAR` is never used
[INFO] [stdout]  --> src/consts/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const ZESTKEYVALSPLITCHAR: char = '|';
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/wal/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Wal {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn write(&mut self, b: &[u8]) -> Result<usize, DbError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DB` is never constructed
[INFO] [stdout]  --> src/db/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DB {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tx` is never constructed
[INFO] [stdout]  --> src/tx/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Tx {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Display`
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{thread, fmt::Display};
[INFO] [stdout]   |                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`, `warn`
[INFO] [stdout]   --> src/bgworkers/bgworker.rs:73:15
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use log::{info, error, warn};
[INFO] [stdout]    |               ^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/bgworkers/index.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::PathBuf, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`
[INFO] [stdout]  --> src/bgworkers/index.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crossbeam_channel::{Sender, Receiver};
[INFO] [stdout]   |                         ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/bgworkers/index.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use parking_lot::{RwLock, Mutex};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataTypes`, `fileio::FileManager`, `self`
[INFO] [stdout]  --> src/bgworkers/index.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{index::{Record, Index}, fileio::FileManager, enums::{self, DataTypes, EntryOperate}, errors::{DbError, self}};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^          ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesMut`
[INFO] [stdout]  --> src/data/entry.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromPrimitive`
[INFO] [stdout]  --> src/enums/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_enum::{FromPrimitive, IntoPrimitive, TryFromPrimitive};
[INFO] [stdout]   |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::RwLock`
[INFO] [stdout]  --> src/db/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use parking_lot::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/bgworkers/bgworker.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct BgWorker<B>
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/compaction.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CompactionWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/compaction.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl CompactionWorker {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] 11 |     
[INFO] [stdout] 12 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/flush.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FlushWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/flush.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl FlushWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(flush_worker_idx: usize, flush_mode: enums::RWMode, dir: PathBuf, file_size_mb: u64) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/index.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct IndexWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/index.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl IndexWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(index_worker_idx: usize, index: Arc<RwLock<Index>>) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn send(&self, record:(EntryOperate, Record, usize) ) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn stop(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ENTRYHEADERSIZE` is never used
[INFO] [stdout]  --> src/data/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static ENTRYHEADERSIZE: usize = 42;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `size`, `is_expired`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/data/entry.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Entry {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn is_expired(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_entry_header_buf`, and `parse_entry_header_buf` are never used
[INFO] [stdout]   --> src/data/meta.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Meta {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn set_entry_header_buf<'a>(&self, buf: &'a mut [u8]) -> &'a mut [u8] {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn parse_entry_header_buf(buf: &[u8]) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub static GB: u64 = 1024 * MB;
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SEPARATOR` is never used
[INFO] [stdout]  --> src/enums/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub static SEPARATOR: u8 = b'#';
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `EntryDecodeError`, `EntryCRCInvalid`, `EntryDataTypeOpInvalid`, `BucketNotExist`, and `ContainSeparatorChar` are never constructed
[INFO] [stdout]   --> src/errors/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum DbError {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     EntryDecodeError {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     EntryCRCInvalid { bucket: String, key: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     EntryDataTypeOpInvalid {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     BucketNotExist { bucket: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     ContainSeparatorChar { separator: char },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kvs`, `lists`, `sets`, and `sorted_sets` are never read
[INFO] [stdout]   --> src/index/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     kvs: BTreeMap<String, Record>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     lists: List,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     sets: Set,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     sorted_sets: SortedSet
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `encode` is never used
[INFO] [stdout]   --> src/index/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Record {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 26 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/index/mod.rs:40:12
[INFO] [stdout]     |
[INFO] [stdout] 39  | impl Index {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] 40  |     pub fn get(&self, key: &str) -> Option<&Record> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44  |     pub fn put(&mut self, key: String, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn del(&mut self, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub fn range_scan(&self, start: &str, end: &str) -> Option<Vec<&Record>>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67  |     pub fn lpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     pub fn lpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82  |     pub fn rpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn rpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     pub fn lpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn rpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn lset(&mut self, key: &str, index: usize, record: Record) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn llen(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn lindex(&self, key: &str, index: usize) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn sadd(&mut self, key: &str, members: Vec<Record>)->Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn srem(&mut self, key: &str, members: Vec<Record>) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub fn sismember(&self, record: &Record) -> Option<bool>{
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn smembers(&self, key: &str) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     pub fn scard(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 263 |     pub fn zadd(&mut self, record:Record, score: f64) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     pub fn zrem(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 299 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn get_by_key(&self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 331 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `size`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/index/hint.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Hint {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(key: Bytes, file_id: u32, offset: u64, meta: Meta) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/memtable/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Memtable {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 24 |     active: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     kvs: HashMap<String, BTreeMap<String, Bytes>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     list: HashMap<String, List>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     set: HashMap<String, Set>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 28 |     sorted_set: HashMap<String, SortedSet>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     wal: Wal,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 30 |     live_key_ratio: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/mod.rs:34:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl Memtable {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 34  |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub fn active(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn set_active(&mut self, active: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59  |     pub fn get(&self, bucket: &str, key: &str) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72  |     pub fn range_scan(&self, bucket: &str, start: &str, end: &str) -> Result<Vec<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83  |     pub fn put(&mut self, entry: Entry) -> Result<&str, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn lpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn lpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn rpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn rpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     pub fn lpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn rpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn lset(&mut self, index: usize, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn llen(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     pub fn lindex(&self, bucket: &str, key: &str, index: usize) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |     pub fn sadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub fn srem(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     pub fn suion(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     pub fn sdiff(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 277 |     pub fn sinter(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 284 |     pub fn sismember(&self, entry: Entry) -> Result<bool, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 296 |     pub fn smembers(&self, bucket: &str, key: &str) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn scard(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 |     pub fn zadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 327 |     pub fn zrem(&mut self, entry: Entry) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub fn get_by_key(&self, bucket: &str, key: &str) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file_option`, `index_mode`, `max_memtable_nums`, `memtable_size_mb`, and `compaction` are never read
[INFO] [stdout]   --> src/option/mod.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Option {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 6  |     file_option: FileOption,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 7  |     index_mode: enums::IndexMode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     max_memtable_nums: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     #[derivative(Default(value = "1024"))]
[INFO] [stdout] 12 |     memtable_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     compaction: CompactionOption,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Option` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/option/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Option {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 17 |     pub fn with_dir(&mut self, dir: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn with_dat_file_size(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn with_rw_mode(&mut self, rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn with_write_sync_immediately(&mut self, write_sync_immediately: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn with_fd_cache_size(&mut self, fd_cache_size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn whth_index_mode(&mut self, index_mode: enums::IndexMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn with_max_memtable_nums(&mut self, nums: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn with_memtable_size_mb(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn with_candidate_live_key_ratio(&mut self, candidate_live_key_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn with_merge_overlapping_ratio(&mut self, merge_overlapping_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn with_candidate_ratio_everytime(&mut self, candidate_ratio_everytime: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `dir`, `dat_file_size_mb`, `rw_mode`, `write_sync_immediately`, and `fd_cache_size` are never read
[INFO] [stdout]   --> src/option/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FileOption {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 75 |     dir: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 76 |     #[derivative(Default(value = "256"))]
[INFO] [stdout] 77 |     dat_file_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 78 |     rw_mode: enums::RWMode,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 79 |     write_sync_immediately: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 80 |     fd_cache_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `candidate_live_key_ratio`, `merge_overlapping_ratio`, and `candidate_ratio_everytime` are never read
[INFO] [stdout]   --> src/option/mod.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct CompactionOption {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 85 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 86 |     candidate_live_key_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 87 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 88 |     merge_overlapping_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 89 |     #[derivative(Default(value = "0.5"))]
[INFO] [stdout] 90 |     candidate_ratio_everytime: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CompactionOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ZESTKEYVALSPLITCHAR` is never used
[INFO] [stdout]  --> src/consts/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const ZESTKEYVALSPLITCHAR: char = '|';
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/wal/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Wal {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn write(&mut self, b: &[u8]) -> Result<usize, DbError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DB` is never constructed
[INFO] [stdout]  --> src/db/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DB {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tx` is never constructed
[INFO] [stdout]  --> src/tx/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Tx {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "4b8fc473a56f3da9d0a3a50ffae88f7df83992af403d05f341a6e33784dc025c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8fc473a56f3da9d0a3a50ffae88f7df83992af403d05f341a6e33784dc025c", kill_on_drop: false }`
[INFO] [stdout] 4b8fc473a56f3da9d0a3a50ffae88f7df83992af403d05f341a6e33784dc025c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44e34227cce6122fc5f8094a16b0cbf5af117a8c0be5129e55377f2eb99f3010
[INFO] running `Command { std: "docker" "start" "-a" "44e34227cce6122fc5f8094a16b0cbf5af117a8c0be5129e55377f2eb99f3010", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `fmt::Display`
[INFO] [stderr]  --> src/bgworkers/bgworker.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::{thread, fmt::Display};
[INFO] [stderr]   |                   ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `path::PathBuf`
[INFO] [stderr]  --> src/bgworkers/index.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{path::PathBuf, sync::Arc};
[INFO] [stderr]   |           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Receiver`, `Sender`
[INFO] [stderr]  --> src/bgworkers/index.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crossbeam_channel::{Sender, Receiver};
[INFO] [stderr]   |                         ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Mutex`
[INFO] [stderr]  --> src/bgworkers/index.rs:5:27
[INFO] [stderr]   |
[INFO] [stderr] 5 | use parking_lot::{RwLock, Mutex};
[INFO] [stderr]   |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DataTypes`, `fileio::FileManager`, `self`
[INFO] [stderr]  --> src/bgworkers/index.rs:7:37
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{index::{Record, Index}, fileio::FileManager, enums::{self, DataTypes, EntryOperate}, errors::{DbError, self}};
[INFO] [stderr]   |                                     ^^^^^^^^^^^^^^^^^^^          ^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BytesMut`
[INFO] [stderr]  --> src/data/entry.rs:3:20
[INFO] [stderr]   |
[INFO] [stderr] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stderr]   |                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FromPrimitive`
[INFO] [stderr]  --> src/enums/mod.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num_enum::{FromPrimitive, IntoPrimitive, TryFromPrimitive};
[INFO] [stderr]   |                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `parking_lot::RwLock`
[INFO] [stderr]  --> src/db/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use parking_lot::RwLock;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BgWorker` is never constructed
[INFO] [stderr]  --> src/bgworkers/bgworker.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct BgWorker<B>
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stderr]   --> src/bgworkers/bgworker.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | / impl<B> BgWorker<B>
[INFO] [stderr] 17 | | where
[INFO] [stderr] 18 | |     B: Send + 'static,
[INFO] [stderr]    | |______________________- associated items in this implementation
[INFO] [stderr] 19 |   {
[INFO] [stderr] 20 |       pub fn new(
[INFO] [stderr]    |              ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |       pub fn send(&self, task: B) {
[INFO] [stderr]    |              ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |       pub fn stop(&self) {
[INFO] [stderr]    |              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CompactionWorker` is never constructed
[INFO] [stderr]  --> src/bgworkers/compaction.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct CompactionWorker {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `send` and `stop` are never used
[INFO] [stderr]   --> src/bgworkers/compaction.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl CompactionWorker {
[INFO] [stderr]    | --------------------- methods in this implementation
[INFO] [stderr] 11 |     
[INFO] [stderr] 12 |     pub fn send(&self, record: Record) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 16 |     pub fn stop(&self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FlushWorker` is never constructed
[INFO] [stderr]  --> src/bgworkers/flush.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct FlushWorker {
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stderr]   --> src/bgworkers/flush.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl FlushWorker {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 13 |     pub fn new(flush_worker_idx: usize, flush_mode: enums::RWMode, dir: PathBuf, file_size_mb: u64) -> Result<Self, DbError> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn send(&self, record: Record) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     pub fn stop(&self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IndexWorker` is never constructed
[INFO] [stderr]  --> src/bgworkers/index.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct IndexWorker {
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stderr]   --> src/bgworkers/index.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl IndexWorker {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 15 |     pub fn new(index_worker_idx: usize, index: Arc<RwLock<Index>>) -> Result<Self, DbError> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn send(&self, record:(EntryOperate, Record, usize) ) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn stop(&self) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `ENTRYHEADERSIZE` is never used
[INFO] [stderr]  --> src/data/mod.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub static ENTRYHEADERSIZE: usize = 42;
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `size`, `is_expired`, `encode`, and `decode` are never used
[INFO] [stderr]   --> src/data/entry.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl Entry {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 26 |     pub fn size(&self) -> usize {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     pub fn is_expired(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `set_entry_header_buf`, and `parse_entry_header_buf` are never used
[INFO] [stderr]   --> src/data/meta.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl Meta {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] 18 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn set_entry_header_buf<'a>(&self, buf: &'a mut [u8]) -> &'a mut [u8] {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     pub fn parse_entry_header_buf(buf: &[u8]) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `items` is never read
[INFO] [stderr]  --> src/datatypes/list.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct List {
[INFO] [stderr]   |            ---- field in this struct
[INFO] [stderr] 6 |     items: HashMap<String, VecDeque<Bytes>>,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/datatypes/list.rs:10:19
[INFO] [stderr]     |
[INFO] [stderr] 9   | impl List {
[INFO] [stderr]     | --------- associated items in this implementation
[INFO] [stderr] 10  |     pub(crate) fn new() -> Self {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 16  |     pub(crate) fn lpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24  |     pub(crate) fn lpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35  |     pub(crate) fn lpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43  |     pub(crate) fn rpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 51  |     pub(crate) fn rpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 62  |     pub(crate) fn rpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70  |     pub(crate) fn llen(&self, key: &str) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 74  |     pub(crate) fn lindex(&self, key: &str, index: usize) -> Option<Bytes> {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 86  |     pub(crate) fn lpos(&self, key: &str, value: &Bytes) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 94  |     pub(crate) fn lset(&mut self, key: &str, index: usize, value: Bytes) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |     pub(crate) fn lrange(&self, key: &str, start: usize, end: usize) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `items` is never read
[INFO] [stderr]  --> src/datatypes/set.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Set {
[INFO] [stderr]   |            --- field in this struct
[INFO] [stderr] 7 |     items: HashMap<String, HashSet<Bytes>>,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Set` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/datatypes/set.rs:11:12
[INFO] [stderr]     |
[INFO] [stderr] 10  | impl Set {
[INFO] [stderr]     | -------- associated items in this implementation
[INFO] [stderr] 11  |     pub fn new() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 17  |     pub fn sadd(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27  |     pub fn scard(&self, key: &str) -> Option<usize> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34  |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 50  |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 73  |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 90  |     pub fn sismember(&self, key: &str, member: Bytes) -> Option<bool> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 94  |     pub fn smembers(&self, key: &str) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 103 |     pub fn srem(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SKIPLISTMAXLEVEL` is never used
[INFO] [stderr]  --> src/datatypes/sortedset.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | const SKIPLISTMAXLEVEL: usize = 32;
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SKIPLISTP` is never used
[INFO] [stderr]  --> src/datatypes/sortedset.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const SKIPLISTP: f64 = 0.25;
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `forward` and `span` are never read
[INFO] [stderr]   --> src/datatypes/sortedset.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct SortedSetLevel {
[INFO] [stderr]    |            -------------- fields in this struct
[INFO] [stderr] 14 |     forward: Option<ArcNode>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 15 |     span: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SortedSetLevel` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `backward` and `level` are never read
[INFO] [stderr]   --> src/datatypes/sortedset.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct SortedSetNode {
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 23 |     backward: Option<ArcNode>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 24 |     level: Vec<SortedSetLevel>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SortedSetNode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `header`, `tail`, `length`, `level`, and `dict` are never read
[INFO] [stderr]   --> src/datatypes/sortedset.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct SortedSet {
[INFO] [stderr]    |            --------- fields in this struct
[INFO] [stderr] 29 |     header: ArcNode,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 30 |     tail: Option<ArcNode>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 31 |     length: usize,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 32 |     level: usize,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 33 |     dict: HashMap<String, ArcNode>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SortedSet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `new_sortedset_node` is never used
[INFO] [stderr]   --> src/datatypes/sortedset.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn new_sortedset_node(level: usize, score: Score, key: &str, value: Bytes) -> ArcNode {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_level` is never used
[INFO] [stderr]   --> src/datatypes/sortedset.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn random_level() -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/datatypes/sortedset.rs:58:12
[INFO] [stderr]     |
[INFO] [stderr] 57  | impl SortedSet {
[INFO] [stderr]     | -------------- associated items in this implementation
[INFO] [stderr] 58  |     pub fn new() -> SortedSet {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 69  |     pub fn put(&mut self, key: &str, value: Bytes, score: Score) -> usize {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 89  |     pub fn remove(&mut self, key: &str) -> Option<ArcNode> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |     pub fn get_by_rank_range(&mut self, start: usize, end: usize, remove: bool) -> Vec<ArcNode> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 170 |     pub fn get_by_rank(&mut self, rank: usize, remove: bool) -> Option<ArcNode> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 |     pub fn get_by_key(&self, key: &str) -> Option<ArcNode> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 185 |     pub fn find_rank(&self, key: &str) -> Option<usize> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 222 |     pub fn find_rev_rank(&self, key: &str) -> Option<usize> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 226 |     pub fn get_by_score_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 252 |     fn insert_sortedset_node(&mut self, key: &str, value: Bytes, score: Score) -> ArcNode {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 320 |     fn delete_node(&mut self, key: &str, score: Score) -> Option<bool> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 360 |     fn delete_sortedset_node(&mut self, node: ArcNode, update: &mut [ArcNode]) -> Option<ArcNode> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 397 |     pub fn length(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 401 |     fn search_forward(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |     fn search_reverse(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `GB` is never used
[INFO] [stderr]  --> src/enums/mod.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub static GB: u64 = 1024 * MB;
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `SEPARATOR` is never used
[INFO] [stderr]  --> src/enums/mod.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub static SEPARATOR: u8 = b'#';
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `EntryDecodeError`, `EntryCRCInvalid`, `EntryDataTypeOpInvalid`, `BucketNotExist`, and `ContainSeparatorChar` are never constructed
[INFO] [stderr]   --> src/errors/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | pub enum DbError {
[INFO] [stderr]    |          ------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 16 |     EntryDecodeError {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     EntryCRCInvalid { bucket: String, key: String },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     EntryDataTypeOpInvalid {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     BucketNotExist { bucket: String },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     ContainSeparatorChar { separator: char },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: static `GLOBALFDMANAGER` is never used
[INFO] [stderr]   --> src/fileio/mod.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | static GLOBALFDMANAGER: OnceCell<Arc<Mutex<FDManager>>> = OnceCell::new();
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `set_fd_manager` and `get_fd_manager` are never used
[INFO] [stderr]   --> src/fileio/mod.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl FDManager {
[INFO] [stderr]    | -------------- associated functions in this implementation
[INFO] [stderr] 31 |     pub fn set_fd_manager(fds_cache_cap: NonZeroUsize) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     pub fn get_fd_manager() -> Arc<Mutex<FDManager>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FileManager` is never constructed
[INFO] [stderr]   --> src/fileio/mod.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct FileManager {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `get_fileio_manager` are never used
[INFO] [stderr]   --> src/fileio/mod.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | impl FileManager {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 51 |     pub fn new(rw_mode: enums::RWMode) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 58 |     pub fn get_fileio_manager(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `kvs`, `lists`, `sets`, and `sorted_sets` are never read
[INFO] [stderr]   --> src/index/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Index {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 19 |     kvs: BTreeMap<String, Record>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 20 |     lists: List,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 21 |     sets: Set,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 22 |     sorted_sets: SortedSet
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `encode` is never used
[INFO] [stderr]   --> src/index/mod.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl Record {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] 26 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/index/mod.rs:40:12
[INFO] [stderr]     |
[INFO] [stderr] 39  | impl Index {
[INFO] [stderr]     | ---------- methods in this implementation
[INFO] [stderr] 40  |     pub fn get(&self, key: &str) -> Option<&Record> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 44  |     pub fn put(&mut self, key: String, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 55  |     pub fn del(&mut self, key: &str) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 62  |     pub fn range_scan(&self, start: &str, end: &str) -> Option<Vec<&Record>>{
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67  |     pub fn lpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 75  |     pub fn lpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 82  |     pub fn rpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 89  |     pub fn rpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 96  |     pub fn lpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 114 |     pub fn rpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 129 |     pub fn lset(&mut self, key: &str, index: usize, record: Record) -> Option<usize>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |     pub fn llen(&self, key: &str) -> Option<usize>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 137 |     pub fn lindex(&self, key: &str, index: usize) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 150 |     pub fn lrange(
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 171 |     pub fn sadd(&mut self, key: &str, members: Vec<Record>)->Option<usize> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 176 |     pub fn srem(&mut self, key: &str, members: Vec<Record>) -> Option<usize>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 199 |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 217 |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 235 |     pub fn sismember(&self, record: &Record) -> Option<bool>{
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 241 |     pub fn smembers(&self, key: &str) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 259 |     pub fn scard(&self, key: &str) -> Option<usize>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 263 |     pub fn zadd(&mut self, record:Record, score: f64) -> Option<usize>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 267 |     pub fn zrem(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 281 |     pub fn get_by_rank_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 299 |     pub fn get_by_rank(
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 317 |     pub fn get_by_key(&self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 331 |     pub fn get_by_score_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `size`, `encode`, and `decode` are never used
[INFO] [stderr]   --> src/index/hint.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Hint {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] 15 |     pub fn new(key: Bytes, file_id: u32, offset: u64, meta: Meta) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn size(&self) -> usize {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 47 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/memtable/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub struct Memtable {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 24 |     active: bool,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 25 |     kvs: HashMap<String, BTreeMap<String, Bytes>>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 26 |     list: HashMap<String, List>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 27 |     set: HashMap<String, Set>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 28 |     sorted_set: HashMap<String, SortedSet>,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 29 |     wal: Wal,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 30 |     live_key_ratio: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/memtable/mod.rs:34:12
[INFO] [stderr]     |
[INFO] [stderr] 33  | impl Memtable {
[INFO] [stderr]     | ------------- associated items in this implementation
[INFO] [stderr] 34  |     pub fn new(
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 51  |     pub fn active(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 55  |     pub fn set_active(&mut self, active: bool) {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59  |     pub fn get(&self, bucket: &str, key: &str) -> Result<Option<Entry>, DbError> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 72  |     pub fn range_scan(&self, bucket: &str, start: &str, end: &str) -> Result<Vec<Entry>, DbError> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 83  |     pub fn put(&mut self, entry: Entry) -> Result<&str, DbError> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 119 |     pub fn lpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 130 |     pub fn lpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 |     pub fn rpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 154 |     pub fn rpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 166 |     pub fn lpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 180 |     pub fn rpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 194 |     pub fn lset(&mut self, index: usize, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 206 |     pub fn llen(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 214 |     pub fn lindex(&self, bucket: &str, key: &str, index: usize) -> Result<Option<Entry>, DbError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 225 |     pub fn lrange(
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 238 |     pub fn sadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 250 |     pub fn srem(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 262 |     pub fn suion(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 270 |     pub fn sdiff(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 277 |     pub fn sinter(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 284 |     pub fn sismember(&self, entry: Entry) -> Result<bool, DbError> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 296 |     pub fn smembers(&self, bucket: &str, key: &str) -> Result<Vec<Bytes>, DbError> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 303 |     pub fn scard(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 311 |     pub fn zadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 327 |     pub fn zrem(&mut self, entry: Entry) -> Result<Option<ArcNode>, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 342 |     pub fn get_by_rank_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 361 |     pub fn get_by_rank(
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 379 |     pub fn get_by_key(&self, bucket: &str, key: &str) -> Result<Option<ArcNode>, DbError> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 386 |     pub fn get_by_score_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `file_option`, `index_mode`, `max_memtable_nums`, `memtable_size_mb`, and `compaction` are never read
[INFO] [stderr]   --> src/option/mod.rs:6:5
[INFO] [stderr]    |
[INFO] [stderr] 5  | pub struct Option {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] 6  |     file_option: FileOption,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 7  |     index_mode: enums::IndexMode,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 10 |     max_memtable_nums: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 11 |     #[derivative(Default(value = "1024"))]
[INFO] [stderr] 12 |     memtable_size_mb: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 13 |     compaction: CompactionOption,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Option` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]   --> src/option/mod.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Option {
[INFO] [stderr]    | ----------- methods in this implementation
[INFO] [stderr] 17 |     pub fn with_dir(&mut self, dir: &str) -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn with_dat_file_size(&mut self, size_mb: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn with_rw_mode(&mut self, rw_mode: enums::RWMode) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn with_write_sync_immediately(&mut self, write_sync_immediately: bool) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     pub fn with_fd_cache_size(&mut self, fd_cache_size: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn whth_index_mode(&mut self, index_mode: enums::IndexMode) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 47 |     pub fn with_max_memtable_nums(&mut self, nums: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     pub fn with_memtable_size_mb(&mut self, size_mb: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57 |     pub fn with_candidate_live_key_ratio(&mut self, candidate_live_key_ratio: f32) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |     pub fn with_merge_overlapping_ratio(&mut self, merge_overlapping_ratio: f32) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     pub fn with_candidate_ratio_everytime(&mut self, candidate_ratio_everytime: f32) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `dir`, `dat_file_size_mb`, `rw_mode`, `write_sync_immediately`, and `fd_cache_size` are never read
[INFO] [stderr]   --> src/option/mod.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub struct FileOption {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr] 75 |     dir: String,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 76 |     #[derivative(Default(value = "256"))]
[INFO] [stderr] 77 |     dat_file_size_mb: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 78 |     rw_mode: enums::RWMode,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 79 |     write_sync_immediately: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 80 |     fd_cache_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `FileOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `candidate_live_key_ratio`, `merge_overlapping_ratio`, and `candidate_ratio_everytime` are never read
[INFO] [stderr]   --> src/option/mod.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub struct CompactionOption {
[INFO] [stderr]    |            ---------------- fields in this struct
[INFO] [stderr] 85 |     #[derivative(Default(value = "0.1"))]
[INFO] [stderr] 86 |     candidate_live_key_ratio: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 87 |     #[derivative(Default(value = "0.1"))]
[INFO] [stderr] 88 |     merge_overlapping_ratio: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 89 |     #[derivative(Default(value = "0.5"))]
[INFO] [stderr] 90 |     candidate_ratio_everytime: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CompactionOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ZESTKEYVALSPLITCHAR` is never used
[INFO] [stderr]  --> src/consts/mod.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const ZESTKEYVALSPLITCHAR: char = '|';
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `write` are never used
[INFO] [stderr]   --> src/wal/mod.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Wal {
[INFO] [stderr]    | -------- associated items in this implementation
[INFO] [stderr] 17 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     pub fn write(&mut self, b: &[u8]) -> Result<usize, DbError> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DB` is never constructed
[INFO] [stderr]  --> src/db/mod.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct DB {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Tx` is never constructed
[INFO] [stderr]  --> src/tx/mod.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Tx {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `info`, `warn`
[INFO] [stderr]   --> src/bgworkers/bgworker.rs:73:15
[INFO] [stderr]    |
[INFO] [stderr] 73 |     use log::{info, error, warn};
[INFO] [stderr]    |               ^^^^  ^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]   --> src/bgworkers/bgworker.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | pub struct BgWorker<B>
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 11 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `arrowdb` (lib) generated 52 warnings (run `cargo fix --lib -p arrowdb` to apply 8 suggestions)
[INFO] [stderr] warning: `arrowdb` (lib test) generated 36 warnings (34 duplicates) (run `cargo fix --lib -p arrowdb --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arrowdb-3a97d77c9d3e4c89)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test datatypes::list::tests::test_lindex ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpushx ... ok
[INFO] [stdout] test datatypes::list::tests::test_lrange ... ok
[INFO] [stdout] test datatypes::list::tests::test_llen ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpush ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpos ... ok
[INFO] [stdout] test datatypes::list::tests::test_lset ... ok
[INFO] [stdout] test datatypes::list::tests::test_rpop ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpop ... ok
[INFO] [stdout] test datatypes::set::tests::test_sadd ... ok
[INFO] [stdout] test datatypes::set::tests::test_sdiff ... ok
[INFO] [stdout] test datatypes::list::tests::test_rpush ... ok
[INFO] [stdout] test datatypes::set::tests::test_sinter ... ok
[INFO] [stdout] test datatypes::set::tests::test_smembers ... ok
[INFO] [stdout] test datatypes::list::tests::test_rpushx ... ok
[INFO] [stdout] test datatypes::set::tests::test_scard ... ok
[INFO] [stdout] test datatypes::set::tests::test_sismember ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_find_rev_rank ... ok
[INFO] [stdout] test datatypes::set::tests::test_suion ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_get_by_key ... ok
[INFO] [stdout] test datatypes::set::tests::test_srem ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_put_remove ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_get_by_rank ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_find_rank ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_get_by_score_range ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_get_by_rank_range ... ok
[INFO] [stdout] test fileio::tests::test_file ... FAILED
[INFO] [stdout] test bgworkers::bgworker::tests::test_bg_worker ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- fileio::tests::test_file stdout ----
[INFO] [stdout] thread 'fileio::tests::test_file' panicked at src/fileio/mod.rs:124:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IOError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561cbac2c676 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x561cbac2c676 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561cbac2c676 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x561cbac2c676 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x561cbac56390 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x561cbac56390 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x561cbac29e1f - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x561cbac2c454 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x561cbac2c454 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x561cbac2e1c7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x561cbac2dead - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x561cbab90707 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x561cbab90707 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x561cbac2e7e6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x561cbac2e7e6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x561cbac2e532 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x561cbac2cb76 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x561cbac2e290 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x561cba823335 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x561cba823913 - core::result::unwrap_failed::h03d8a5018196e1cd
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x561cba886f72 - core::result::Result<T,E>::unwrap::h227e1be9cd90894b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1073:23
[INFO] [stdout]   21:     0x561cba84bd61 - arrowdb::fileio::tests::test_file::hfde466a9ea77126e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fileio/mod.rs:122:37
[INFO] [stdout]   22:     0x561cba84baf7 - arrowdb::fileio::tests::test_file::{{closure}}::hf748bfdedbaf9e74
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fileio/mod.rs:114:19
[INFO] [stdout]   23:     0x561cba8731c6 - core::ops::function::FnOnce::call_once::h99495f2cc12bfed0
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x561cbab95fdf - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x561cbab95fdf - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x561cbab94d61 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x561cbab94d61 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x561cbab94d61 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x561cbab94d61 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x561cbab94d61 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x561cbab94d61 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x561cbab94d61 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x561cbab5c096 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x561cbab5c096 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x561cbab610f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x561cbab610f7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x561cbab610f7 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x561cbab610f7 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x561cbab610f7 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x561cbab610f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x561cbab610f7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x561cbac33725 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x561cbac33725 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x561cbac33725 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f4dbbf1cac3 - <unknown>
[INFO] [stdout]   46:     0x7f4dbbfadbf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     fileio::tests::test_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 27 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "44e34227cce6122fc5f8094a16b0cbf5af117a8c0be5129e55377f2eb99f3010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e34227cce6122fc5f8094a16b0cbf5af117a8c0be5129e55377f2eb99f3010", kill_on_drop: false }`
[INFO] [stdout] 44e34227cce6122fc5f8094a16b0cbf5af117a8c0be5129e55377f2eb99f3010
[INFO] testing wdywjm/arrowDB against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwdywjm%2FarrowDB" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wdywjm/arrowDB on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wdywjm/arrowDB
[INFO] finished tweaking git repo https://github.com/wdywjm/arrowDB
[INFO] tweaked toml for git repo https://github.com/wdywjm/arrowDB written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/wdywjm/arrowDB already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8855f107c19bdc5c5b4b17808cfffe49dba6b1b00d3db539a6ee8dbcb0d5d54e
[INFO] running `Command { std: "docker" "start" "-a" "8855f107c19bdc5c5b4b17808cfffe49dba6b1b00d3db539a6ee8dbcb0d5d54e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8855f107c19bdc5c5b4b17808cfffe49dba6b1b00d3db539a6ee8dbcb0d5d54e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8855f107c19bdc5c5b4b17808cfffe49dba6b1b00d3db539a6ee8dbcb0d5d54e", kill_on_drop: false }`
[INFO] [stdout] 8855f107c19bdc5c5b4b17808cfffe49dba6b1b00d3db539a6ee8dbcb0d5d54e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a91382d108007dc5a1e9b85a90ffcbf36c75c3ae01dd151122f6b6c3dfaa4aaa
[INFO] running `Command { std: "docker" "start" "-a" "a91382d108007dc5a1e9b85a90ffcbf36c75c3ae01dd151122f6b6c3dfaa4aaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling toml_edit v0.19.8
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde_spanned v0.6.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling regex-automata v0.3.7
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling crossbeam-skiplist v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]    Compiling termcolor v1.3.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling regex v1.9.4
[INFO] [stderr]    Compiling crc-catalog v2.2.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling toml v0.7.3
[INFO] [stderr]    Compiling crc v3.0.1
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling lru v0.10.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num_enum v0.6.1
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling atomic_refcell v0.1.13
[INFO] [stderr]    Compiling project-root v0.2.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling arrowdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fmt::Display`
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{thread, fmt::Display};
[INFO] [stdout]   |                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/bgworkers/index.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::PathBuf, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`
[INFO] [stdout]  --> src/bgworkers/index.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crossbeam_channel::{Sender, Receiver};
[INFO] [stdout]   |                         ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/bgworkers/index.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use parking_lot::{RwLock, Mutex};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataTypes`, `fileio::FileManager`, `self`
[INFO] [stdout]  --> src/bgworkers/index.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{index::{Record, Index}, fileio::FileManager, enums::{self, DataTypes, EntryOperate}, errors::{DbError, self}};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^          ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesMut`
[INFO] [stdout]  --> src/data/entry.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromPrimitive`
[INFO] [stdout]  --> src/enums/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_enum::{FromPrimitive, IntoPrimitive, TryFromPrimitive};
[INFO] [stdout]   |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::RwLock`
[INFO] [stdout]  --> src/db/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use parking_lot::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BgWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BgWorker<B>
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/bgworker.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | / impl<B> BgWorker<B>
[INFO] [stdout] 17 | | where
[INFO] [stdout] 18 | |     B: Send + 'static,
[INFO] [stdout]    | |______________________- associated items in this implementation
[INFO] [stdout] 19 |   {
[INFO] [stdout] 20 |       pub fn new(
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |       pub fn send(&self, task: B) {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |       pub fn stop(&self) {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/compaction.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CompactionWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/compaction.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl CompactionWorker {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] 11 |     
[INFO] [stdout] 12 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/flush.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FlushWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/flush.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl FlushWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(flush_worker_idx: usize, flush_mode: enums::RWMode, dir: PathBuf, file_size_mb: u64) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/index.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct IndexWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/index.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl IndexWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(index_worker_idx: usize, index: Arc<RwLock<Index>>) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn send(&self, record:(EntryOperate, Record, usize) ) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn stop(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ENTRYHEADERSIZE` is never used
[INFO] [stdout]  --> src/data/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static ENTRYHEADERSIZE: usize = 42;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `size`, `is_expired`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/data/entry.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Entry {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn is_expired(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_entry_header_buf`, and `parse_entry_header_buf` are never used
[INFO] [stdout]   --> src/data/meta.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Meta {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn set_entry_header_buf<'a>(&self, buf: &'a mut [u8]) -> &'a mut [u8] {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn parse_entry_header_buf(buf: &[u8]) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]  --> src/datatypes/list.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct List {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 6 |     items: HashMap<String, VecDeque<Bytes>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/list.rs:10:19
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl List {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 10  |     pub(crate) fn new() -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16  |     pub(crate) fn lpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24  |     pub(crate) fn lpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35  |     pub(crate) fn lpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43  |     pub(crate) fn rpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub(crate) fn rpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub(crate) fn rpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70  |     pub(crate) fn llen(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74  |     pub(crate) fn lindex(&self, key: &str, index: usize) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86  |     pub(crate) fn lpos(&self, key: &str, value: &Bytes) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     pub(crate) fn lset(&mut self, key: &str, index: usize, value: Bytes) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub(crate) fn lrange(&self, key: &str, start: usize, end: usize) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]  --> src/datatypes/set.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Set {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 7 |     items: HashMap<String, HashSet<Bytes>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Set` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/set.rs:11:12
[INFO] [stdout]     |
[INFO] [stdout] 10  | impl Set {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout] 11  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17  |     pub fn sadd(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27  |     pub fn scard(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34  |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50  |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90  |     pub fn sismember(&self, key: &str, member: Bytes) -> Option<bool> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     pub fn smembers(&self, key: &str) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn srem(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKIPLISTMAXLEVEL` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const SKIPLISTMAXLEVEL: usize = 32;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKIPLISTP` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const SKIPLISTP: f64 = 0.25;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `forward` and `span` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SortedSetLevel {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 14 |     forward: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     span: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSetLevel` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `backward` and `level` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SortedSetNode {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     backward: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |     level: Vec<SortedSetLevel>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSetNode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `header`, `tail`, `length`, `level`, and `dict` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct SortedSet {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 29 |     header: ArcNode,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 30 |     tail: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     length: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     level: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 33 |     dict: HashMap<String, ArcNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_sortedset_node` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn new_sortedset_node(level: usize, score: Score, key: &str, value: Bytes) -> ArcNode {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_level` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn random_level() -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/sortedset.rs:58:12
[INFO] [stdout]     |
[INFO] [stdout] 57  | impl SortedSet {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 58  |     pub fn new() -> SortedSet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69  |     pub fn put(&mut self, key: &str, value: Bytes, score: Score) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn remove(&mut self, key: &str) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn get_by_rank_range(&mut self, start: usize, end: usize, remove: bool) -> Vec<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub fn get_by_rank(&mut self, rank: usize, remove: bool) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn get_by_key(&self, key: &str) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn find_rank(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |     pub fn find_rev_rank(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 226 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 |     fn insert_sortedset_node(&mut self, key: &str, value: Bytes, score: Score) -> ArcNode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 320 |     fn delete_node(&mut self, key: &str, score: Score) -> Option<bool> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 360 |     fn delete_sortedset_node(&mut self, node: ArcNode, update: &mut [ArcNode]) -> Option<ArcNode> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 397 |     pub fn length(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn search_forward(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 457 |     fn search_reverse(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub static GB: u64 = 1024 * MB;
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SEPARATOR` is never used
[INFO] [stdout]  --> src/enums/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub static SEPARATOR: u8 = b'#';
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `EntryDecodeError`, `EntryCRCInvalid`, `EntryDataTypeOpInvalid`, `BucketNotExist`, and `ContainSeparatorChar` are never constructed
[INFO] [stdout]   --> src/errors/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum DbError {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     EntryDecodeError {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     EntryCRCInvalid { bucket: String, key: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     EntryDataTypeOpInvalid {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     BucketNotExist { bucket: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     ContainSeparatorChar { separator: char },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBALFDMANAGER` is never used
[INFO] [stdout]   --> src/fileio/mod.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | static GLOBALFDMANAGER: OnceCell<Arc<Mutex<FDManager>>> = OnceCell::new();
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `set_fd_manager` and `get_fd_manager` are never used
[INFO] [stdout]   --> src/fileio/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl FDManager {
[INFO] [stdout]    | -------------- associated functions in this implementation
[INFO] [stdout] 31 |     pub fn set_fd_manager(fds_cache_cap: NonZeroUsize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn get_fd_manager() -> Arc<Mutex<FDManager>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileManager` is never constructed
[INFO] [stdout]   --> src/fileio/mod.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct FileManager {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_fileio_manager` are never used
[INFO] [stdout]   --> src/fileio/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl FileManager {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 51 |     pub fn new(rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn get_fileio_manager(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kvs`, `lists`, `sets`, and `sorted_sets` are never read
[INFO] [stdout]   --> src/index/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     kvs: BTreeMap<String, Record>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     lists: List,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     sets: Set,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     sorted_sets: SortedSet
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `encode` is never used
[INFO] [stdout]   --> src/index/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Record {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 26 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/index/mod.rs:40:12
[INFO] [stdout]     |
[INFO] [stdout] 39  | impl Index {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] 40  |     pub fn get(&self, key: &str) -> Option<&Record> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44  |     pub fn put(&mut self, key: String, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn del(&mut self, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub fn range_scan(&self, start: &str, end: &str) -> Option<Vec<&Record>>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67  |     pub fn lpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     pub fn lpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82  |     pub fn rpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn rpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     pub fn lpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn rpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn lset(&mut self, key: &str, index: usize, record: Record) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn llen(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn lindex(&self, key: &str, index: usize) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn sadd(&mut self, key: &str, members: Vec<Record>)->Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn srem(&mut self, key: &str, members: Vec<Record>) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub fn sismember(&self, record: &Record) -> Option<bool>{
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn smembers(&self, key: &str) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     pub fn scard(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 263 |     pub fn zadd(&mut self, record:Record, score: f64) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     pub fn zrem(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 299 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn get_by_key(&self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 331 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `size`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/index/hint.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Hint {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(key: Bytes, file_id: u32, offset: u64, meta: Meta) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/memtable/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Memtable {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 24 |     active: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     kvs: HashMap<String, BTreeMap<String, Bytes>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     list: HashMap<String, List>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     set: HashMap<String, Set>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 28 |     sorted_set: HashMap<String, SortedSet>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     wal: Wal,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 30 |     live_key_ratio: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/mod.rs:34:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl Memtable {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 34  |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub fn active(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn set_active(&mut self, active: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59  |     pub fn get(&self, bucket: &str, key: &str) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72  |     pub fn range_scan(&self, bucket: &str, start: &str, end: &str) -> Result<Vec<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83  |     pub fn put(&mut self, entry: Entry) -> Result<&str, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn lpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn lpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn rpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn rpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     pub fn lpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn rpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn lset(&mut self, index: usize, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn llen(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     pub fn lindex(&self, bucket: &str, key: &str, index: usize) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |     pub fn sadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub fn srem(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     pub fn suion(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     pub fn sdiff(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 277 |     pub fn sinter(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 284 |     pub fn sismember(&self, entry: Entry) -> Result<bool, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 296 |     pub fn smembers(&self, bucket: &str, key: &str) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn scard(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 |     pub fn zadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 327 |     pub fn zrem(&mut self, entry: Entry) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub fn get_by_key(&self, bucket: &str, key: &str) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file_option`, `index_mode`, `max_memtable_nums`, `memtable_size_mb`, and `compaction` are never read
[INFO] [stdout]   --> src/option/mod.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Option {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 6  |     file_option: FileOption,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 7  |     index_mode: enums::IndexMode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     max_memtable_nums: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     #[derivative(Default(value = "1024"))]
[INFO] [stdout] 12 |     memtable_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     compaction: CompactionOption,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Option` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/option/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Option {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 17 |     pub fn with_dir(&mut self, dir: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn with_dat_file_size(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn with_rw_mode(&mut self, rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn with_write_sync_immediately(&mut self, write_sync_immediately: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn with_fd_cache_size(&mut self, fd_cache_size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn whth_index_mode(&mut self, index_mode: enums::IndexMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn with_max_memtable_nums(&mut self, nums: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn with_memtable_size_mb(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn with_candidate_live_key_ratio(&mut self, candidate_live_key_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn with_merge_overlapping_ratio(&mut self, merge_overlapping_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn with_candidate_ratio_everytime(&mut self, candidate_ratio_everytime: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `dir`, `dat_file_size_mb`, `rw_mode`, `write_sync_immediately`, and `fd_cache_size` are never read
[INFO] [stdout]   --> src/option/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FileOption {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 75 |     dir: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 76 |     #[derivative(Default(value = "256"))]
[INFO] [stdout] 77 |     dat_file_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 78 |     rw_mode: enums::RWMode,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 79 |     write_sync_immediately: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 80 |     fd_cache_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `candidate_live_key_ratio`, `merge_overlapping_ratio`, and `candidate_ratio_everytime` are never read
[INFO] [stdout]   --> src/option/mod.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct CompactionOption {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 85 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 86 |     candidate_live_key_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 87 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 88 |     merge_overlapping_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 89 |     #[derivative(Default(value = "0.5"))]
[INFO] [stdout] 90 |     candidate_ratio_everytime: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CompactionOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ZESTKEYVALSPLITCHAR` is never used
[INFO] [stdout]  --> src/consts/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const ZESTKEYVALSPLITCHAR: char = '|';
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/wal/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Wal {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn write(&mut self, b: &[u8]) -> Result<usize, DbError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DB` is never constructed
[INFO] [stdout]  --> src/db/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DB {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tx` is never constructed
[INFO] [stdout]  --> src/tx/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Tx {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.91s
[INFO] running `Command { std: "docker" "inspect" "a91382d108007dc5a1e9b85a90ffcbf36c75c3ae01dd151122f6b6c3dfaa4aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91382d108007dc5a1e9b85a90ffcbf36c75c3ae01dd151122f6b6c3dfaa4aaa", kill_on_drop: false }`
[INFO] [stdout] a91382d108007dc5a1e9b85a90ffcbf36c75c3ae01dd151122f6b6c3dfaa4aaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd83ea5d6d046c53a444808213fd2c2923845a9e39a4d058649cb0aba446f93d
[INFO] running `Command { std: "docker" "start" "-a" "cd83ea5d6d046c53a444808213fd2c2923845a9e39a4d058649cb0aba446f93d", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `fmt::Display`
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{thread, fmt::Display};
[INFO] [stdout]   |                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/bgworkers/index.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::PathBuf, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`
[INFO] [stdout]  --> src/bgworkers/index.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crossbeam_channel::{Sender, Receiver};
[INFO] [stdout]   |                         ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/bgworkers/index.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use parking_lot::{RwLock, Mutex};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataTypes`, `fileio::FileManager`, `self`
[INFO] [stdout]  --> src/bgworkers/index.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{index::{Record, Index}, fileio::FileManager, enums::{self, DataTypes, EntryOperate}, errors::{DbError, self}};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^          ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesMut`
[INFO] [stdout]  --> src/data/entry.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromPrimitive`
[INFO] [stdout]  --> src/enums/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_enum::{FromPrimitive, IntoPrimitive, TryFromPrimitive};
[INFO] [stdout]   |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::RwLock`
[INFO] [stdout]  --> src/db/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use parking_lot::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BgWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BgWorker<B>
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/bgworker.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | / impl<B> BgWorker<B>
[INFO] [stdout] 17 | | where
[INFO] [stdout] 18 | |     B: Send + 'static,
[INFO] [stdout]    | |______________________- associated items in this implementation
[INFO] [stdout] 19 |   {
[INFO] [stdout] 20 |       pub fn new(
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |       pub fn send(&self, task: B) {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |       pub fn stop(&self) {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/compaction.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CompactionWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/compaction.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl CompactionWorker {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] 11 |     
[INFO] [stdout] 12 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/flush.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FlushWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/flush.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl FlushWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(flush_worker_idx: usize, flush_mode: enums::RWMode, dir: PathBuf, file_size_mb: u64) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/index.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct IndexWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/index.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl IndexWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(index_worker_idx: usize, index: Arc<RwLock<Index>>) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn send(&self, record:(EntryOperate, Record, usize) ) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn stop(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ENTRYHEADERSIZE` is never used
[INFO] [stdout]  --> src/data/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static ENTRYHEADERSIZE: usize = 42;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `size`, `is_expired`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/data/entry.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Entry {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn is_expired(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_entry_header_buf`, and `parse_entry_header_buf` are never used
[INFO] [stdout]   --> src/data/meta.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Meta {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn set_entry_header_buf<'a>(&self, buf: &'a mut [u8]) -> &'a mut [u8] {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn parse_entry_header_buf(buf: &[u8]) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]  --> src/datatypes/list.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct List {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 6 |     items: HashMap<String, VecDeque<Bytes>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/list.rs:10:19
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl List {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 10  |     pub(crate) fn new() -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16  |     pub(crate) fn lpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24  |     pub(crate) fn lpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35  |     pub(crate) fn lpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43  |     pub(crate) fn rpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub(crate) fn rpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub(crate) fn rpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70  |     pub(crate) fn llen(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74  |     pub(crate) fn lindex(&self, key: &str, index: usize) -> Option<Bytes> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86  |     pub(crate) fn lpos(&self, key: &str, value: &Bytes) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     pub(crate) fn lset(&mut self, key: &str, index: usize, value: Bytes) -> Option<usize> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub(crate) fn lrange(&self, key: &str, start: usize, end: usize) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]  --> src/datatypes/set.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Set {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 7 |     items: HashMap<String, HashSet<Bytes>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Set` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/set.rs:11:12
[INFO] [stdout]     |
[INFO] [stdout] 10  | impl Set {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout] 11  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17  |     pub fn sadd(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27  |     pub fn scard(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34  |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50  |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90  |     pub fn sismember(&self, key: &str, member: Bytes) -> Option<bool> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     pub fn smembers(&self, key: &str) -> Option<Vec<Bytes>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn srem(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKIPLISTMAXLEVEL` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const SKIPLISTMAXLEVEL: usize = 32;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKIPLISTP` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const SKIPLISTP: f64 = 0.25;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `forward` and `span` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SortedSetLevel {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 14 |     forward: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     span: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSetLevel` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `backward` and `level` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SortedSetNode {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     backward: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |     level: Vec<SortedSetLevel>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSetNode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `header`, `tail`, `length`, `level`, and `dict` are never read
[INFO] [stdout]   --> src/datatypes/sortedset.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct SortedSet {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 29 |     header: ArcNode,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 30 |     tail: Option<ArcNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     length: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     level: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 33 |     dict: HashMap<String, ArcNode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedSet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_sortedset_node` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn new_sortedset_node(level: usize, score: Score, key: &str, value: Bytes) -> ArcNode {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_level` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn random_level() -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/datatypes/sortedset.rs:58:12
[INFO] [stdout]     |
[INFO] [stdout] 57  | impl SortedSet {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 58  |     pub fn new() -> SortedSet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69  |     pub fn put(&mut self, key: &str, value: Bytes, score: Score) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn remove(&mut self, key: &str) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn get_by_rank_range(&mut self, start: usize, end: usize, remove: bool) -> Vec<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub fn get_by_rank(&mut self, rank: usize, remove: bool) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn get_by_key(&self, key: &str) -> Option<ArcNode> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn find_rank(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |     pub fn find_rev_rank(&self, key: &str) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 226 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 |     fn insert_sortedset_node(&mut self, key: &str, value: Bytes, score: Score) -> ArcNode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 320 |     fn delete_node(&mut self, key: &str, score: Score) -> Option<bool> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 360 |     fn delete_sortedset_node(&mut self, node: ArcNode, update: &mut [ArcNode]) -> Option<ArcNode> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 397 |     pub fn length(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn search_forward(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 457 |     fn search_reverse(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub static GB: u64 = 1024 * MB;
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SEPARATOR` is never used
[INFO] [stdout]  --> src/enums/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub static SEPARATOR: u8 = b'#';
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `EntryDecodeError`, `EntryCRCInvalid`, `EntryDataTypeOpInvalid`, `BucketNotExist`, and `ContainSeparatorChar` are never constructed
[INFO] [stdout]   --> src/errors/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum DbError {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     EntryDecodeError {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     EntryCRCInvalid { bucket: String, key: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     EntryDataTypeOpInvalid {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     BucketNotExist { bucket: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     ContainSeparatorChar { separator: char },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBALFDMANAGER` is never used
[INFO] [stdout]   --> src/fileio/mod.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | static GLOBALFDMANAGER: OnceCell<Arc<Mutex<FDManager>>> = OnceCell::new();
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `set_fd_manager` and `get_fd_manager` are never used
[INFO] [stdout]   --> src/fileio/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl FDManager {
[INFO] [stdout]    | -------------- associated functions in this implementation
[INFO] [stdout] 31 |     pub fn set_fd_manager(fds_cache_cap: NonZeroUsize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn get_fd_manager() -> Arc<Mutex<FDManager>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileManager` is never constructed
[INFO] [stdout]   --> src/fileio/mod.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct FileManager {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_fileio_manager` are never used
[INFO] [stdout]   --> src/fileio/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl FileManager {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 51 |     pub fn new(rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn get_fileio_manager(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kvs`, `lists`, `sets`, and `sorted_sets` are never read
[INFO] [stdout]   --> src/index/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     kvs: BTreeMap<String, Record>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     lists: List,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     sets: Set,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     sorted_sets: SortedSet
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `encode` is never used
[INFO] [stdout]   --> src/index/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Record {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 26 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/index/mod.rs:40:12
[INFO] [stdout]     |
[INFO] [stdout] 39  | impl Index {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] 40  |     pub fn get(&self, key: &str) -> Option<&Record> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44  |     pub fn put(&mut self, key: String, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn del(&mut self, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub fn range_scan(&self, start: &str, end: &str) -> Option<Vec<&Record>>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67  |     pub fn lpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     pub fn lpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82  |     pub fn rpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn rpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     pub fn lpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn rpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn lset(&mut self, key: &str, index: usize, record: Record) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn llen(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn lindex(&self, key: &str, index: usize) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn sadd(&mut self, key: &str, members: Vec<Record>)->Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn srem(&mut self, key: &str, members: Vec<Record>) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub fn sismember(&self, record: &Record) -> Option<bool>{
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn smembers(&self, key: &str) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     pub fn scard(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 263 |     pub fn zadd(&mut self, record:Record, score: f64) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     pub fn zrem(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 299 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn get_by_key(&self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 331 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `size`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/index/hint.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Hint {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(key: Bytes, file_id: u32, offset: u64, meta: Meta) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/memtable/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Memtable {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 24 |     active: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     kvs: HashMap<String, BTreeMap<String, Bytes>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     list: HashMap<String, List>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     set: HashMap<String, Set>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 28 |     sorted_set: HashMap<String, SortedSet>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     wal: Wal,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 30 |     live_key_ratio: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/mod.rs:34:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl Memtable {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 34  |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub fn active(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn set_active(&mut self, active: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59  |     pub fn get(&self, bucket: &str, key: &str) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72  |     pub fn range_scan(&self, bucket: &str, start: &str, end: &str) -> Result<Vec<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83  |     pub fn put(&mut self, entry: Entry) -> Result<&str, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn lpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn lpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn rpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn rpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     pub fn lpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn rpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn lset(&mut self, index: usize, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn llen(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     pub fn lindex(&self, bucket: &str, key: &str, index: usize) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |     pub fn sadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub fn srem(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     pub fn suion(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     pub fn sdiff(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 277 |     pub fn sinter(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 284 |     pub fn sismember(&self, entry: Entry) -> Result<bool, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 296 |     pub fn smembers(&self, bucket: &str, key: &str) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn scard(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 |     pub fn zadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 327 |     pub fn zrem(&mut self, entry: Entry) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub fn get_by_key(&self, bucket: &str, key: &str) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file_option`, `index_mode`, `max_memtable_nums`, `memtable_size_mb`, and `compaction` are never read
[INFO] [stdout]   --> src/option/mod.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Option {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 6  |     file_option: FileOption,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 7  |     index_mode: enums::IndexMode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     max_memtable_nums: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     #[derivative(Default(value = "1024"))]
[INFO] [stdout] 12 |     memtable_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     compaction: CompactionOption,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Option` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/option/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Option {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 17 |     pub fn with_dir(&mut self, dir: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn with_dat_file_size(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn with_rw_mode(&mut self, rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn with_write_sync_immediately(&mut self, write_sync_immediately: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn with_fd_cache_size(&mut self, fd_cache_size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn whth_index_mode(&mut self, index_mode: enums::IndexMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn with_max_memtable_nums(&mut self, nums: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn with_memtable_size_mb(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn with_candidate_live_key_ratio(&mut self, candidate_live_key_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn with_merge_overlapping_ratio(&mut self, merge_overlapping_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn with_candidate_ratio_everytime(&mut self, candidate_ratio_everytime: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `dir`, `dat_file_size_mb`, `rw_mode`, `write_sync_immediately`, and `fd_cache_size` are never read
[INFO] [stdout]   --> src/option/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FileOption {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 75 |     dir: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 76 |     #[derivative(Default(value = "256"))]
[INFO] [stdout] 77 |     dat_file_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 78 |     rw_mode: enums::RWMode,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 79 |     write_sync_immediately: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 80 |     fd_cache_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `candidate_live_key_ratio`, `merge_overlapping_ratio`, and `candidate_ratio_everytime` are never read
[INFO] [stdout]   --> src/option/mod.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct CompactionOption {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 85 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 86 |     candidate_live_key_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 87 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 88 |     merge_overlapping_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 89 |     #[derivative(Default(value = "0.5"))]
[INFO] [stdout] 90 |     candidate_ratio_everytime: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CompactionOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ZESTKEYVALSPLITCHAR` is never used
[INFO] [stdout]  --> src/consts/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const ZESTKEYVALSPLITCHAR: char = '|';
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/wal/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Wal {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn write(&mut self, b: &[u8]) -> Result<usize, DbError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DB` is never constructed
[INFO] [stdout]  --> src/db/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DB {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tx` is never constructed
[INFO] [stdout]  --> src/tx/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Tx {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling arrowdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Display`
[INFO] [stdout]  --> src/bgworkers/bgworker.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{thread, fmt::Display};
[INFO] [stdout]   |                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`, `warn`
[INFO] [stdout]   --> src/bgworkers/bgworker.rs:73:15
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use log::{info, error, warn};
[INFO] [stdout]    |               ^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path::PathBuf`
[INFO] [stdout]  --> src/bgworkers/index.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::PathBuf, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`
[INFO] [stdout]  --> src/bgworkers/index.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crossbeam_channel::{Sender, Receiver};
[INFO] [stdout]   |                         ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/bgworkers/index.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use parking_lot::{RwLock, Mutex};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataTypes`, `fileio::FileManager`, `self`
[INFO] [stdout]  --> src/bgworkers/index.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{index::{Record, Index}, fileio::FileManager, enums::{self, DataTypes, EntryOperate}, errors::{DbError, self}};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^          ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesMut`
[INFO] [stdout]  --> src/data/entry.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromPrimitive`
[INFO] [stdout]  --> src/enums/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_enum::{FromPrimitive, IntoPrimitive, TryFromPrimitive};
[INFO] [stdout]   |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::RwLock`
[INFO] [stdout]  --> src/db/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use parking_lot::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/bgworkers/bgworker.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct BgWorker<B>
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/compaction.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CompactionWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/compaction.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl CompactionWorker {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] 11 |     
[INFO] [stdout] 12 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/flush.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FlushWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/flush.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl FlushWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(flush_worker_idx: usize, flush_mode: enums::RWMode, dir: PathBuf, file_size_mb: u64) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn send(&self, record: Record) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn stop(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexWorker` is never constructed
[INFO] [stdout]  --> src/bgworkers/index.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct IndexWorker {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stdout]   --> src/bgworkers/index.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl IndexWorker {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(index_worker_idx: usize, index: Arc<RwLock<Index>>) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn send(&self, record:(EntryOperate, Record, usize) ) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn stop(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ENTRYHEADERSIZE` is never used
[INFO] [stdout]  --> src/data/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static ENTRYHEADERSIZE: usize = 42;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `size`, `is_expired`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/data/entry.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Entry {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn is_expired(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_entry_header_buf`, and `parse_entry_header_buf` are never used
[INFO] [stdout]   --> src/data/meta.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Meta {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn set_entry_header_buf<'a>(&self, buf: &'a mut [u8]) -> &'a mut [u8] {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn parse_entry_header_buf(buf: &[u8]) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub static GB: u64 = 1024 * MB;
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SEPARATOR` is never used
[INFO] [stdout]  --> src/enums/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub static SEPARATOR: u8 = b'#';
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `EntryDecodeError`, `EntryCRCInvalid`, `EntryDataTypeOpInvalid`, `BucketNotExist`, and `ContainSeparatorChar` are never constructed
[INFO] [stdout]   --> src/errors/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum DbError {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     EntryDecodeError {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     EntryCRCInvalid { bucket: String, key: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     EntryDataTypeOpInvalid {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     BucketNotExist { bucket: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     ContainSeparatorChar { separator: char },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kvs`, `lists`, `sets`, and `sorted_sets` are never read
[INFO] [stdout]   --> src/index/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     kvs: BTreeMap<String, Record>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     lists: List,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     sets: Set,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     sorted_sets: SortedSet
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `encode` is never used
[INFO] [stdout]   --> src/index/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Record {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 26 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/index/mod.rs:40:12
[INFO] [stdout]     |
[INFO] [stdout] 39  | impl Index {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] 40  |     pub fn get(&self, key: &str) -> Option<&Record> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44  |     pub fn put(&mut self, key: String, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn del(&mut self, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub fn range_scan(&self, start: &str, end: &str) -> Option<Vec<&Record>>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67  |     pub fn lpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75  |     pub fn lpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82  |     pub fn rpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89  |     pub fn rpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     pub fn lpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn rpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn lset(&mut self, key: &str, index: usize, record: Record) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn llen(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn lindex(&self, key: &str, index: usize) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn sadd(&mut self, key: &str, members: Vec<Record>)->Option<usize> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn srem(&mut self, key: &str, members: Vec<Record>) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub fn sismember(&self, record: &Record) -> Option<bool>{
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn smembers(&self, key: &str) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     pub fn scard(&self, key: &str) -> Option<usize>{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 263 |     pub fn zadd(&mut self, record:Record, score: f64) -> Option<usize>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     pub fn zrem(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 299 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     pub fn get_by_key(&self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 331 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `size`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/index/hint.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Hint {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(key: Bytes, file_id: u32, offset: u64, meta: Meta) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/memtable/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Memtable {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 24 |     active: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     kvs: HashMap<String, BTreeMap<String, Bytes>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 26 |     list: HashMap<String, List>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     set: HashMap<String, Set>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 28 |     sorted_set: HashMap<String, SortedSet>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     wal: Wal,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 30 |     live_key_ratio: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/memtable/mod.rs:34:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl Memtable {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 34  |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 51  |     pub fn active(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55  |     pub fn set_active(&mut self, active: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59  |     pub fn get(&self, bucket: &str, key: &str) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72  |     pub fn range_scan(&self, bucket: &str, start: &str, end: &str) -> Result<Vec<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83  |     pub fn put(&mut self, entry: Entry) -> Result<&str, DbError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn lpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn lpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn rpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn rpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     pub fn lpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn rpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn lset(&mut self, index: usize, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn llen(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     pub fn lindex(&self, bucket: &str, key: &str, index: usize) -> Result<Option<Entry>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub fn lrange(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |     pub fn sadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub fn srem(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     pub fn suion(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     pub fn sdiff(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 277 |     pub fn sinter(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 284 |     pub fn sismember(&self, entry: Entry) -> Result<bool, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 296 |     pub fn smembers(&self, bucket: &str, key: &str) -> Result<Vec<Bytes>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn scard(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 |     pub fn zadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 327 |     pub fn zrem(&mut self, entry: Entry) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |     pub fn get_by_rank_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn get_by_rank(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub fn get_by_key(&self, bucket: &str, key: &str) -> Result<Option<ArcNode>, DbError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |     pub fn get_by_score_range(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file_option`, `index_mode`, `max_memtable_nums`, `memtable_size_mb`, and `compaction` are never read
[INFO] [stdout]   --> src/option/mod.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Option {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 6  |     file_option: FileOption,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 7  |     index_mode: enums::IndexMode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     max_memtable_nums: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     #[derivative(Default(value = "1024"))]
[INFO] [stdout] 12 |     memtable_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     compaction: CompactionOption,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Option` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/option/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Option {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 17 |     pub fn with_dir(&mut self, dir: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn with_dat_file_size(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn with_rw_mode(&mut self, rw_mode: enums::RWMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn with_write_sync_immediately(&mut self, write_sync_immediately: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn with_fd_cache_size(&mut self, fd_cache_size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn whth_index_mode(&mut self, index_mode: enums::IndexMode) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn with_max_memtable_nums(&mut self, nums: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn with_memtable_size_mb(&mut self, size_mb: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn with_candidate_live_key_ratio(&mut self, candidate_live_key_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn with_merge_overlapping_ratio(&mut self, merge_overlapping_ratio: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn with_candidate_ratio_everytime(&mut self, candidate_ratio_everytime: f32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `dir`, `dat_file_size_mb`, `rw_mode`, `write_sync_immediately`, and `fd_cache_size` are never read
[INFO] [stdout]   --> src/option/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FileOption {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 75 |     dir: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 76 |     #[derivative(Default(value = "256"))]
[INFO] [stdout] 77 |     dat_file_size_mb: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 78 |     rw_mode: enums::RWMode,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 79 |     write_sync_immediately: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 80 |     fd_cache_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `candidate_live_key_ratio`, `merge_overlapping_ratio`, and `candidate_ratio_everytime` are never read
[INFO] [stdout]   --> src/option/mod.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct CompactionOption {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 85 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 86 |     candidate_live_key_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 87 |     #[derivative(Default(value = "0.1"))]
[INFO] [stdout] 88 |     merge_overlapping_ratio: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 89 |     #[derivative(Default(value = "0.5"))]
[INFO] [stdout] 90 |     candidate_ratio_everytime: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CompactionOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ZESTKEYVALSPLITCHAR` is never used
[INFO] [stdout]  --> src/consts/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const ZESTKEYVALSPLITCHAR: char = '|';
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/wal/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Wal {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn write(&mut self, b: &[u8]) -> Result<usize, DbError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DB` is never constructed
[INFO] [stdout]  --> src/db/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DB {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tx` is never constructed
[INFO] [stdout]  --> src/tx/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Tx {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "cd83ea5d6d046c53a444808213fd2c2923845a9e39a4d058649cb0aba446f93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd83ea5d6d046c53a444808213fd2c2923845a9e39a4d058649cb0aba446f93d", kill_on_drop: false }`
[INFO] [stdout] cd83ea5d6d046c53a444808213fd2c2923845a9e39a4d058649cb0aba446f93d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5c5db12456eb3d96132b7ba3702e6dd67982d4ac5dc4207362180b7856998c2b
[INFO] running `Command { std: "docker" "start" "-a" "5c5db12456eb3d96132b7ba3702e6dd67982d4ac5dc4207362180b7856998c2b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `fmt::Display`
[INFO] [stderr]  --> src/bgworkers/bgworker.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::{thread, fmt::Display};
[INFO] [stderr]   |                   ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `path::PathBuf`
[INFO] [stderr]  --> src/bgworkers/index.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{path::PathBuf, sync::Arc};
[INFO] [stderr]   |           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Receiver`, `Sender`
[INFO] [stderr]  --> src/bgworkers/index.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crossbeam_channel::{Sender, Receiver};
[INFO] [stderr]   |                         ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Mutex`
[INFO] [stderr]  --> src/bgworkers/index.rs:5:27
[INFO] [stderr]   |
[INFO] [stderr] 5 | use parking_lot::{RwLock, Mutex};
[INFO] [stderr]   |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DataTypes`, `fileio::FileManager`, `self`
[INFO] [stderr]  --> src/bgworkers/index.rs:7:37
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{index::{Record, Index}, fileio::FileManager, enums::{self, DataTypes, EntryOperate}, errors::{DbError, self}};
[INFO] [stderr]   |                                     ^^^^^^^^^^^^^^^^^^^          ^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BytesMut`
[INFO] [stderr]  --> src/data/entry.rs:3:20
[INFO] [stderr]   |
[INFO] [stderr] 3 | use bytes::{Bytes, BytesMut};
[INFO] [stderr]   |                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FromPrimitive`
[INFO] [stderr]  --> src/enums/mod.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num_enum::{FromPrimitive, IntoPrimitive, TryFromPrimitive};
[INFO] [stderr]   |                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `parking_lot::RwLock`
[INFO] [stderr]  --> src/db/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use parking_lot::RwLock;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BgWorker` is never constructed
[INFO] [stderr]  --> src/bgworkers/bgworker.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct BgWorker<B>
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stderr]   --> src/bgworkers/bgworker.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | / impl<B> BgWorker<B>
[INFO] [stderr] 17 | | where
[INFO] [stderr] 18 | |     B: Send + 'static,
[INFO] [stderr]    | |______________________- associated items in this implementation
[INFO] [stderr] 19 |   {
[INFO] [stderr] 20 |       pub fn new(
[INFO] [stderr]    |              ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |       pub fn send(&self, task: B) {
[INFO] [stderr]    |              ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |       pub fn stop(&self) {
[INFO] [stderr]    |              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CompactionWorker` is never constructed
[INFO] [stderr]  --> src/bgworkers/compaction.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct CompactionWorker {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `send` and `stop` are never used
[INFO] [stderr]   --> src/bgworkers/compaction.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl CompactionWorker {
[INFO] [stderr]    | --------------------- methods in this implementation
[INFO] [stderr] 11 |     
[INFO] [stderr] 12 |     pub fn send(&self, record: Record) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 16 |     pub fn stop(&self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FlushWorker` is never constructed
[INFO] [stderr]  --> src/bgworkers/flush.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct FlushWorker {
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stderr]   --> src/bgworkers/flush.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl FlushWorker {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 13 |     pub fn new(flush_worker_idx: usize, flush_mode: enums::RWMode, dir: PathBuf, file_size_mb: u64) -> Result<Self, DbError> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn send(&self, record: Record) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     pub fn stop(&self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IndexWorker` is never constructed
[INFO] [stderr]  --> src/bgworkers/index.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct IndexWorker {
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `send`, and `stop` are never used
[INFO] [stderr]   --> src/bgworkers/index.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl IndexWorker {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 15 |     pub fn new(index_worker_idx: usize, index: Arc<RwLock<Index>>) -> Result<Self, DbError> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn send(&self, record:(EntryOperate, Record, usize) ) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn stop(&self) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `ENTRYHEADERSIZE` is never used
[INFO] [stderr]  --> src/data/mod.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub static ENTRYHEADERSIZE: usize = 42;
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `size`, `is_expired`, `encode`, and `decode` are never used
[INFO] [stderr]   --> src/data/entry.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl Entry {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 26 |     pub fn size(&self) -> usize {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     pub fn is_expired(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `set_entry_header_buf`, and `parse_entry_header_buf` are never used
[INFO] [stderr]   --> src/data/meta.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl Meta {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] 18 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn set_entry_header_buf<'a>(&self, buf: &'a mut [u8]) -> &'a mut [u8] {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     pub fn parse_entry_header_buf(buf: &[u8]) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `items` is never read
[INFO] [stderr]  --> src/datatypes/list.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct List {
[INFO] [stderr]   |            ---- field in this struct
[INFO] [stderr] 6 |     items: HashMap<String, VecDeque<Bytes>>,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/datatypes/list.rs:10:19
[INFO] [stderr]     |
[INFO] [stderr] 9   | impl List {
[INFO] [stderr]     | --------- associated items in this implementation
[INFO] [stderr] 10  |     pub(crate) fn new() -> Self {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 16  |     pub(crate) fn lpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24  |     pub(crate) fn lpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35  |     pub(crate) fn lpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43  |     pub(crate) fn rpush(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 51  |     pub(crate) fn rpushx(&mut self, key: &str, values: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 62  |     pub(crate) fn rpop(&mut self, key: &str) -> Option<Bytes> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70  |     pub(crate) fn llen(&self, key: &str) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 74  |     pub(crate) fn lindex(&self, key: &str, index: usize) -> Option<Bytes> {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 86  |     pub(crate) fn lpos(&self, key: &str, value: &Bytes) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 94  |     pub(crate) fn lset(&mut self, key: &str, index: usize, value: Bytes) -> Option<usize> {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |     pub(crate) fn lrange(&self, key: &str, start: usize, end: usize) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `items` is never read
[INFO] [stderr]  --> src/datatypes/set.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Set {
[INFO] [stderr]   |            --- field in this struct
[INFO] [stderr] 7 |     items: HashMap<String, HashSet<Bytes>>,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Set` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/datatypes/set.rs:11:12
[INFO] [stderr]     |
[INFO] [stderr] 10  | impl Set {
[INFO] [stderr]     | -------- associated items in this implementation
[INFO] [stderr] 11  |     pub fn new() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 17  |     pub fn sadd(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27  |     pub fn scard(&self, key: &str) -> Option<usize> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34  |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 50  |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 73  |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 90  |     pub fn sismember(&self, key: &str, member: Bytes) -> Option<bool> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 94  |     pub fn smembers(&self, key: &str) -> Option<Vec<Bytes>> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 103 |     pub fn srem(&mut self, key: &str, members: Vec<Bytes>) -> Option<usize> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SKIPLISTMAXLEVEL` is never used
[INFO] [stderr]  --> src/datatypes/sortedset.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | const SKIPLISTMAXLEVEL: usize = 32;
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SKIPLISTP` is never used
[INFO] [stderr]  --> src/datatypes/sortedset.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const SKIPLISTP: f64 = 0.25;
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `forward` and `span` are never read
[INFO] [stderr]   --> src/datatypes/sortedset.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct SortedSetLevel {
[INFO] [stderr]    |            -------------- fields in this struct
[INFO] [stderr] 14 |     forward: Option<ArcNode>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 15 |     span: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SortedSetLevel` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `backward` and `level` are never read
[INFO] [stderr]   --> src/datatypes/sortedset.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct SortedSetNode {
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 23 |     backward: Option<ArcNode>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 24 |     level: Vec<SortedSetLevel>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SortedSetNode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `header`, `tail`, `length`, `level`, and `dict` are never read
[INFO] [stderr]   --> src/datatypes/sortedset.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct SortedSet {
[INFO] [stderr]    |            --------- fields in this struct
[INFO] [stderr] 29 |     header: ArcNode,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 30 |     tail: Option<ArcNode>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 31 |     length: usize,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 32 |     level: usize,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 33 |     dict: HashMap<String, ArcNode>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SortedSet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `new_sortedset_node` is never used
[INFO] [stderr]   --> src/datatypes/sortedset.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn new_sortedset_node(level: usize, score: Score, key: &str, value: Bytes) -> ArcNode {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_level` is never used
[INFO] [stderr]   --> src/datatypes/sortedset.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn random_level() -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/datatypes/sortedset.rs:58:12
[INFO] [stderr]     |
[INFO] [stderr] 57  | impl SortedSet {
[INFO] [stderr]     | -------------- associated items in this implementation
[INFO] [stderr] 58  |     pub fn new() -> SortedSet {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 69  |     pub fn put(&mut self, key: &str, value: Bytes, score: Score) -> usize {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 89  |     pub fn remove(&mut self, key: &str) -> Option<ArcNode> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |     pub fn get_by_rank_range(&mut self, start: usize, end: usize, remove: bool) -> Vec<ArcNode> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 170 |     pub fn get_by_rank(&mut self, rank: usize, remove: bool) -> Option<ArcNode> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 |     pub fn get_by_key(&self, key: &str) -> Option<ArcNode> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 185 |     pub fn find_rank(&self, key: &str) -> Option<usize> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 222 |     pub fn find_rev_rank(&self, key: &str) -> Option<usize> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 226 |     pub fn get_by_score_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 252 |     fn insert_sortedset_node(&mut self, key: &str, value: Bytes, score: Score) -> ArcNode {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 320 |     fn delete_node(&mut self, key: &str, score: Score) -> Option<bool> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 360 |     fn delete_sortedset_node(&mut self, node: ArcNode, update: &mut [ArcNode]) -> Option<ArcNode> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 397 |     pub fn length(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 401 |     fn search_forward(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |     fn search_reverse(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `GB` is never used
[INFO] [stderr]  --> src/enums/mod.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub static GB: u64 = 1024 * MB;
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `SEPARATOR` is never used
[INFO] [stderr]  --> src/enums/mod.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub static SEPARATOR: u8 = b'#';
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `EntryDecodeError`, `EntryCRCInvalid`, `EntryDataTypeOpInvalid`, `BucketNotExist`, and `ContainSeparatorChar` are never constructed
[INFO] [stderr]   --> src/errors/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | pub enum DbError {
[INFO] [stderr]    |          ------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 16 |     EntryDecodeError {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     EntryCRCInvalid { bucket: String, key: String },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     EntryDataTypeOpInvalid {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     BucketNotExist { bucket: String },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     ContainSeparatorChar { separator: char },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: static `GLOBALFDMANAGER` is never used
[INFO] [stderr]   --> src/fileio/mod.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | static GLOBALFDMANAGER: OnceCell<Arc<Mutex<FDManager>>> = OnceCell::new();
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `set_fd_manager` and `get_fd_manager` are never used
[INFO] [stderr]   --> src/fileio/mod.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl FDManager {
[INFO] [stderr]    | -------------- associated functions in this implementation
[INFO] [stderr] 31 |     pub fn set_fd_manager(fds_cache_cap: NonZeroUsize) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     pub fn get_fd_manager() -> Arc<Mutex<FDManager>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FileManager` is never constructed
[INFO] [stderr]   --> src/fileio/mod.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct FileManager {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `get_fileio_manager` are never used
[INFO] [stderr]   --> src/fileio/mod.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | impl FileManager {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 51 |     pub fn new(rw_mode: enums::RWMode) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 58 |     pub fn get_fileio_manager(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `kvs`, `lists`, `sets`, and `sorted_sets` are never read
[INFO] [stderr]   --> src/index/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Index {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 19 |     kvs: BTreeMap<String, Record>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 20 |     lists: List,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 21 |     sets: Set,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 22 |     sorted_sets: SortedSet
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Index` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `encode` is never used
[INFO] [stderr]   --> src/index/mod.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl Record {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] 26 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/index/mod.rs:40:12
[INFO] [stderr]     |
[INFO] [stderr] 39  | impl Index {
[INFO] [stderr]     | ---------- methods in this implementation
[INFO] [stderr] 40  |     pub fn get(&self, key: &str) -> Option<&Record> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 44  |     pub fn put(&mut self, key: String, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 55  |     pub fn del(&mut self, key: &str) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 62  |     pub fn range_scan(&self, start: &str, end: &str) -> Option<Vec<&Record>>{
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67  |     pub fn lpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 75  |     pub fn lpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 82  |     pub fn rpush(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 89  |     pub fn rpushx(&mut self, key: &str, record: Record) -> Result<usize, DbError>{
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 96  |     pub fn lpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 114 |     pub fn rpop(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 129 |     pub fn lset(&mut self, key: &str, index: usize, record: Record) -> Option<usize>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |     pub fn llen(&self, key: &str) -> Option<usize>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 137 |     pub fn lindex(&self, key: &str, index: usize) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 150 |     pub fn lrange(
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 171 |     pub fn sadd(&mut self, key: &str, members: Vec<Record>)->Option<usize> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 176 |     pub fn srem(&mut self, key: &str, members: Vec<Record>) -> Option<usize>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 |     pub fn suion(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 199 |     pub fn sdiff(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 217 |     pub fn sinter(&self, key: &str, keys: Vec<&str>) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 235 |     pub fn sismember(&self, record: &Record) -> Option<bool>{
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 241 |     pub fn smembers(&self, key: &str) -> Result<Option<Vec<Record>>, DbError>{
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 259 |     pub fn scard(&self, key: &str) -> Option<usize>{
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 263 |     pub fn zadd(&mut self, record:Record, score: f64) -> Option<usize>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 267 |     pub fn zrem(&mut self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 281 |     pub fn get_by_rank_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 299 |     pub fn get_by_rank(
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 317 |     pub fn get_by_key(&self, key: &str) -> Result<Option<Record>, DbError>{
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 331 |     pub fn get_by_score_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `size`, `encode`, and `decode` are never used
[INFO] [stderr]   --> src/index/hint.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Hint {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] 15 |     pub fn new(key: Bytes, file_id: u32, offset: u64, meta: Meta) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn size(&self) -> usize {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 47 |     pub fn decode(buf: &[u8]) -> Result<Self, DbError> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/memtable/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub struct Memtable {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 24 |     active: bool,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 25 |     kvs: HashMap<String, BTreeMap<String, Bytes>>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 26 |     list: HashMap<String, List>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 27 |     set: HashMap<String, Set>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 28 |     sorted_set: HashMap<String, SortedSet>,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 29 |     wal: Wal,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 30 |     live_key_ratio: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/memtable/mod.rs:34:12
[INFO] [stderr]     |
[INFO] [stderr] 33  | impl Memtable {
[INFO] [stderr]     | ------------- associated items in this implementation
[INFO] [stderr] 34  |     pub fn new(
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 51  |     pub fn active(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 55  |     pub fn set_active(&mut self, active: bool) {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59  |     pub fn get(&self, bucket: &str, key: &str) -> Result<Option<Entry>, DbError> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 72  |     pub fn range_scan(&self, bucket: &str, start: &str, end: &str) -> Result<Vec<Entry>, DbError> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 83  |     pub fn put(&mut self, entry: Entry) -> Result<&str, DbError> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 119 |     pub fn lpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 130 |     pub fn lpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 |     pub fn rpush(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 154 |     pub fn rpushx(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 166 |     pub fn lpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 180 |     pub fn rpop(&mut self, entry: Entry) -> Result<Option<Entry>, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 194 |     pub fn lset(&mut self, index: usize, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 206 |     pub fn llen(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 214 |     pub fn lindex(&self, bucket: &str, key: &str, index: usize) -> Result<Option<Entry>, DbError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 225 |     pub fn lrange(
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 238 |     pub fn sadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 250 |     pub fn srem(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 262 |     pub fn suion(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 270 |     pub fn sdiff(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 277 |     pub fn sinter(&self, bucket: &str, key: &str, keys: Vec<&str>) -> Result<Vec<Bytes>, DbError> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 284 |     pub fn sismember(&self, entry: Entry) -> Result<bool, DbError> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 296 |     pub fn smembers(&self, bucket: &str, key: &str) -> Result<Vec<Bytes>, DbError> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 303 |     pub fn scard(&self, bucket: &str, key: &str) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 311 |     pub fn zadd(&mut self, entry: Entry) -> Result<usize, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 327 |     pub fn zrem(&mut self, entry: Entry) -> Result<Option<ArcNode>, DbError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 342 |     pub fn get_by_rank_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 361 |     pub fn get_by_rank(
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 379 |     pub fn get_by_key(&self, bucket: &str, key: &str) -> Result<Option<ArcNode>, DbError> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 386 |     pub fn get_by_score_range(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `file_option`, `index_mode`, `max_memtable_nums`, `memtable_size_mb`, and `compaction` are never read
[INFO] [stderr]   --> src/option/mod.rs:6:5
[INFO] [stderr]    |
[INFO] [stderr] 5  | pub struct Option {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] 6  |     file_option: FileOption,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 7  |     index_mode: enums::IndexMode,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 10 |     max_memtable_nums: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 11 |     #[derivative(Default(value = "1024"))]
[INFO] [stderr] 12 |     memtable_size_mb: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 13 |     compaction: CompactionOption,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Option` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]   --> src/option/mod.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Option {
[INFO] [stderr]    | ----------- methods in this implementation
[INFO] [stderr] 17 |     pub fn with_dir(&mut self, dir: &str) -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn with_dat_file_size(&mut self, size_mb: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn with_rw_mode(&mut self, rw_mode: enums::RWMode) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn with_write_sync_immediately(&mut self, write_sync_immediately: bool) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     pub fn with_fd_cache_size(&mut self, fd_cache_size: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn whth_index_mode(&mut self, index_mode: enums::IndexMode) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 47 |     pub fn with_max_memtable_nums(&mut self, nums: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     pub fn with_memtable_size_mb(&mut self, size_mb: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57 |     pub fn with_candidate_live_key_ratio(&mut self, candidate_live_key_ratio: f32) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |     pub fn with_merge_overlapping_ratio(&mut self, merge_overlapping_ratio: f32) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     pub fn with_candidate_ratio_everytime(&mut self, candidate_ratio_everytime: f32) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `dir`, `dat_file_size_mb`, `rw_mode`, `write_sync_immediately`, and `fd_cache_size` are never read
[INFO] [stderr]   --> src/option/mod.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub struct FileOption {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr] 75 |     dir: String,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 76 |     #[derivative(Default(value = "256"))]
[INFO] [stderr] 77 |     dat_file_size_mb: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 78 |     rw_mode: enums::RWMode,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 79 |     write_sync_immediately: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 80 |     fd_cache_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `FileOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `candidate_live_key_ratio`, `merge_overlapping_ratio`, and `candidate_ratio_everytime` are never read
[INFO] [stderr]   --> src/option/mod.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub struct CompactionOption {
[INFO] [stderr]    |            ---------------- fields in this struct
[INFO] [stderr] 85 |     #[derivative(Default(value = "0.1"))]
[INFO] [stderr] 86 |     candidate_live_key_ratio: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 87 |     #[derivative(Default(value = "0.1"))]
[INFO] [stderr] 88 |     merge_overlapping_ratio: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 89 |     #[derivative(Default(value = "0.5"))]
[INFO] [stderr] 90 |     candidate_ratio_everytime: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CompactionOption` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ZESTKEYVALSPLITCHAR` is never used
[INFO] [stderr]  --> src/consts/mod.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const ZESTKEYVALSPLITCHAR: char = '|';
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `write` are never used
[INFO] [stderr]   --> src/wal/mod.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Wal {
[INFO] [stderr]    | -------- associated items in this implementation
[INFO] [stderr] 17 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     pub fn write(&mut self, b: &[u8]) -> Result<usize, DbError> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DB` is never constructed
[INFO] [stderr]  --> src/db/mod.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct DB {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Tx` is never constructed
[INFO] [stderr]  --> src/tx/mod.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Tx {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `arrowdb` (lib) generated 52 warnings (run `cargo fix --lib -p arrowdb` to apply 8 suggestions)
[INFO] [stderr] warning: unused imports: `error`, `info`, `warn`
[INFO] [stderr]   --> src/bgworkers/bgworker.rs:73:15
[INFO] [stderr]    |
[INFO] [stderr] 73 |     use log::{info, error, warn};
[INFO] [stderr]    |               ^^^^  ^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]   --> src/bgworkers/bgworker.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | pub struct BgWorker<B>
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 11 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `arrowdb` (lib test) generated 36 warnings (34 duplicates) (run `cargo fix --lib -p arrowdb --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arrowdb-7aee54dae82e807d)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test datatypes::list::tests::test_llen ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpop ... ok
[INFO] [stdout] test datatypes::list::tests::test_lindex ... ok
[INFO] [stdout] test datatypes::list::tests::test_lrange ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpushx ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpos ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpush ... ok
[INFO] [stdout] test datatypes::list::tests::test_rpop ... ok
[INFO] [stdout] test datatypes::set::tests::test_sadd ... ok
[INFO] [stdout] test datatypes::set::tests::test_sinter ... ok
[INFO] [stdout] test datatypes::set::tests::test_sdiff ... ok
[INFO] [stdout] test datatypes::set::tests::test_scard ... ok
[INFO] [stdout] test datatypes::list::tests::test_lset ... ok
[INFO] [stdout] test datatypes::set::tests::test_sismember ... ok
[INFO] [stdout] test datatypes::set::tests::test_smembers ... ok
[INFO] [stdout] test datatypes::list::tests::test_rpushx ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_get_by_key ... ok
[INFO] [stdout] test datatypes::set::tests::test_suion ... ok
[INFO] [stdout] test datatypes::set::tests::test_srem ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_find_rank ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_put_remove ... ok
[INFO] [stdout] test datatypes::list::tests::test_rpush ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_get_by_rank ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_find_rev_rank ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_get_by_score_range ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_get_by_rank_range ... ok
[INFO] [stdout] test fileio::tests::test_file ... FAILED
[INFO] [stdout] test bgworkers::bgworker::tests::test_bg_worker ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- fileio::tests::test_file stdout ----
[INFO] [stdout] thread 'fileio::tests::test_file' panicked at src/fileio/mod.rs:124:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IOError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55838e945ca6 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55838e945ca6 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55838e945ca6 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55838e945ca6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55838e96f7c0 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55838e96f7c0 - core::fmt::write::h873f89a91a4832db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55838e94323f - std::io::Write::write_fmt::h90f651e9e694a4bb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stdout]    7:     0x55838e945a84 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55838e945a84 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55838e9477f7 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stdout]   10:     0x55838e9474dd - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55838e8a8ea7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55838e8a8ea7 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55838e947e16 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55838e947e16 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stdout]   15:     0x55838e947b62 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:659:13
[INFO] [stdout]   16:     0x55838e9461a6 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55838e9478b4 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stdout]   18:     0x55838e539dc5 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55838e53a3a3 - core::result::unwrap_failed::h12bc80647957bcdb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x55838e583112 - core::result::Result<T,E>::unwrap::h0d4da9059ba52f8c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/result.rs:1073:23
[INFO] [stdout]   21:     0x55838e583112 - arrowdb::fileio::tests::test_file::h1412ba8a0ddb8fd1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fileio/mod.rs:122:37
[INFO] [stdout]   22:     0x55838e582cc7 - arrowdb::fileio::tests::test_file::{{closure}}::hf1eef7045e86f5a3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fileio/mod.rs:114:19
[INFO] [stdout]   23:     0x55838e54ed16 - core::ops::function::FnOnce::call_once::h9492d0ebedf2cd65
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55838e8aea9f - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55838e8aea9f - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stdout]   26:     0x55838e8ad8c1 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stdout]   27:     0x55838e8ad8c1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55838e8ad8c1 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   29:     0x55838e8ad8c1 - std::panicking::try::hbb7a2054f484688e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   30:     0x55838e8ad8c1 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x55838e8ad8c1 - test::run_test_in_process::h053367a7217c825b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stdout]   32:     0x55838e8ad8c1 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stdout]   33:     0x55838e874d26 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stdout]   34:     0x55838e874d26 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55838e879ce7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x55838e879ce7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55838e879ce7 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   38:     0x55838e879ce7 - std::panicking::try::h861a16d180681c80
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   39:     0x55838e879ce7 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x55838e879ce7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x55838e879ce7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55838e94c615 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x55838e94c615 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55838e94c615 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f5bbf3dcac3 - <unknown>
[INFO] [stdout]   46:     0x7f5bbf46dbf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     fileio::tests::test_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 27 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "5c5db12456eb3d96132b7ba3702e6dd67982d4ac5dc4207362180b7856998c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c5db12456eb3d96132b7ba3702e6dd67982d4ac5dc4207362180b7856998c2b", kill_on_drop: false }`
[INFO] [stdout] 5c5db12456eb3d96132b7ba3702e6dd67982d4ac5dc4207362180b7856998c2b
