[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 beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwdywjm%2FarrowDB" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wdywjm/arrowDB on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bf3934601742408df48f8e17b242a1c47c1e47035d3f6880c60d8964a251218
[INFO] running `Command { std: "docker" "start" "-a" "3bf3934601742408df48f8e17b242a1c47c1e47035d3f6880c60d8964a251218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bf3934601742408df48f8e17b242a1c47c1e47035d3f6880c60d8964a251218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf3934601742408df48f8e17b242a1c47c1e47035d3f6880c60d8964a251218", kill_on_drop: false }`
[INFO] [stdout] 3bf3934601742408df48f8e17b242a1c47c1e47035d3f6880c60d8964a251218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 495b31b59e6e439c422ba7f441db1429eae7bbcc9d7afa849721b0b9f0d6af8e
[INFO] running `Command { std: "docker" "start" "-a" "495b31b59e6e439c422ba7f441db1429eae7bbcc9d7afa849721b0b9f0d6af8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling crossbeam-skiplist v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
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[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling crc-catalog v2.2.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
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[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lru v0.10.0
[INFO] [stderr]    Compiling regex-automata v0.3.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling crc v3.0.1
[INFO] [stderr]    Compiling atomic_refcell v0.1.13
[INFO] [stderr]    Compiling project-root v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling toml_edit v0.19.8
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling serde_spanned v0.6.1
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling regex v1.9.4
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]    Compiling num_enum v0.6.1
[INFO] [stderr]    Compiling toml v0.7.3
[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)]` (part of `#[warn(unused)]`) 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` and `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`, and `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)]` (part of `#[warn(unused)]`) 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: struct `Entry` is never constructed
[INFO] [stdout]  --> src/data/entry.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Entry {
[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: struct `Meta` is never constructed
[INFO] [stdout]  --> src/data/meta.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Meta {
[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: struct `List` is never constructed
[INFO] [stdout]  --> src/datatypes/list.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct List {
[INFO] [stdout]   |            ^^^^
[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: struct `Set` is never constructed
[INFO] [stdout]  --> src/datatypes/set.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Set {
[INFO] [stdout]   |            ^^^
[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: type alias `Score` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | type Score = f64;
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ArcNode` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type ArcNode = Arc<AtomicRefCell<SortedSetNode>>;
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SortedSetLevel` is never constructed
[INFO] [stdout]   --> src/datatypes/sortedset.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SortedSetLevel {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SortedSetNode` is never constructed
[INFO] [stdout]   --> src/datatypes/sortedset.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SortedSetNode {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SortedSet` is never constructed
[INFO] [stdout]   --> src/datatypes/sortedset.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct SortedSet {
[INFO] [stdout]    |            ^^^^^^^^^
[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 `B` is never used
[INFO] [stdout]  --> src/enums/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub static B: u64 = 1;
[INFO] [stdout]   |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `KB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static KB: u64 = 1024 * B;
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `MB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub static MB: u64 = 1024 * KB;
[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: enum `DbError` is never used
[INFO] [stdout]  --> src/errors/mod.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum DbError {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FileIOManager` is never used
[INFO] [stdout]   --> src/fileio/mod.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub trait FileIOManager {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `FileIOManagerObject` is never used
[INFO] [stdout]   --> src/fileio/mod.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub type FileIOManagerObject = Arc<RwLock<Box<dyn FileIOManager>>>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FDManager` is never constructed
[INFO] [stdout]   --> src/fileio/mod.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct FDManager {
[INFO] [stdout]    |            ^^^^^^^^^
[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: struct `MMapFile` is never constructed
[INFO] [stdout]  --> src/fileio/mmap.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct MMapFile {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StdFile` is never constructed
[INFO] [stdout]  --> src/fileio/std_file.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct StdFile {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/index/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Record {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Index` is never constructed
[INFO] [stdout]   --> src/index/mod.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Index {
[INFO] [stdout]    |            ^^^^^
[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: struct `Hint` is never constructed
[INFO] [stdout]  --> src/index/hint.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Hint {
[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: struct `Memtable` is never constructed
[INFO] [stdout]   --> src/memtable/mod.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Memtable {
[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: struct `Option` is never constructed
[INFO] [stdout]  --> src/option/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Option {
[INFO] [stdout]   |            ^^^^^^
[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: struct `FileOption` is never constructed
[INFO] [stdout]   --> src/option/mod.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FileOption {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionOption` is never constructed
[INFO] [stdout]   --> src/option/mod.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct CompactionOption {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[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: struct `Wal` is never constructed
[INFO] [stdout]   --> src/wal/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Wal {
[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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.17s
[INFO] running `Command { std: "docker" "inspect" "495b31b59e6e439c422ba7f441db1429eae7bbcc9d7afa849721b0b9f0d6af8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495b31b59e6e439c422ba7f441db1429eae7bbcc9d7afa849721b0b9f0d6af8e", kill_on_drop: false }`
[INFO] [stdout] 495b31b59e6e439c422ba7f441db1429eae7bbcc9d7afa849721b0b9f0d6af8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99dc1c1b681784fb29003c3ffcf7e1f38977607bd5b6ba4bb9da4fa339b37c2c
[INFO] running `Command { std: "docker" "start" "-a" "99dc1c1b681784fb29003c3ffcf7e1f38977607bd5b6ba4bb9da4fa339b37c2c", 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)]` (part of `#[warn(unused)]`) 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` and `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`, and `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)]` (part of `#[warn(unused)]`) 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: struct `Entry` is never constructed
[INFO] [stdout]  --> src/data/entry.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Entry {
[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: struct `Meta` is never constructed
[INFO] [stdout]  --> src/data/meta.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Meta {
[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: struct `List` is never constructed
[INFO] [stdout]  --> src/datatypes/list.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct List {
[INFO] [stdout]   |            ^^^^
[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: struct `Set` is never constructed
[INFO] [stdout]  --> src/datatypes/set.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Set {
[INFO] [stdout]   |            ^^^
[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: type alias `Score` is never used
[INFO] [stdout]  --> src/datatypes/sortedset.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | type Score = f64;
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ArcNode` is never used
[INFO] [stdout]   --> src/datatypes/sortedset.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type ArcNode = Arc<AtomicRefCell<SortedSetNode>>;
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SortedSetLevel` is never constructed
[INFO] [stdout]   --> src/datatypes/sortedset.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct SortedSetLevel {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SortedSetNode` is never constructed
[INFO] [stdout]   --> src/datatypes/sortedset.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SortedSetNode {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SortedSet` is never constructed
[INFO] [stdout]   --> src/datatypes/sortedset.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct SortedSet {
[INFO] [stdout]    |            ^^^^^^^^^
[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 `B` is never used
[INFO] [stdout]  --> src/enums/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub static B: u64 = 1;
[INFO] [stdout]   |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `KB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static KB: u64 = 1024 * B;
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `MB` is never used
[INFO] [stdout]  --> src/enums/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub static MB: u64 = 1024 * KB;
[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: enum `DbError` is never used
[INFO] [stdout]  --> src/errors/mod.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum DbError {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FileIOManager` is never used
[INFO] [stdout]   --> src/fileio/mod.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub trait FileIOManager {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `FileIOManagerObject` is never used
[INFO] [stdout]   --> src/fileio/mod.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub type FileIOManagerObject = Arc<RwLock<Box<dyn FileIOManager>>>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FDManager` is never constructed
[INFO] [stdout]   --> src/fileio/mod.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct FDManager {
[INFO] [stdout]    |            ^^^^^^^^^
[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: struct `MMapFile` is never constructed
[INFO] [stdout]  --> src/fileio/mmap.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct MMapFile {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StdFile` is never constructed
[INFO] [stdout]  --> src/fileio/std_file.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct StdFile {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/index/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Record {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Index` is never constructed
[INFO] [stdout]   --> src/index/mod.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Index {
[INFO] [stdout]    |            ^^^^^
[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] [stderr]    Compiling arrowdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Hint` is never constructed
[INFO] [stdout]  --> src/index/hint.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Hint {
[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: struct `Memtable` is never constructed
[INFO] [stdout]   --> src/memtable/mod.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Memtable {
[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: struct `Option` is never constructed
[INFO] [stdout]  --> src/option/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Option {
[INFO] [stdout]   |            ^^^^^^
[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: struct `FileOption` is never constructed
[INFO] [stdout]   --> src/option/mod.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FileOption {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionOption` is never constructed
[INFO] [stdout]   --> src/option/mod.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct CompactionOption {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[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: struct `Wal` is never constructed
[INFO] [stdout]   --> src/wal/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Wal {
[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: 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`, and `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` and `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`, and `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)]` (part of `#[warn(unused)]`) 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: fields `value`, `meta`, and `crc` are never read
[INFO] [stdout]   --> src/data/entry.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Entry {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  9 |     pub key: Bytes,
[INFO] [stdout] 10 |     pub value: Bytes,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 11 |     pub meta: Meta,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 12 |     pub crc: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Entry` 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: 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: multiple fields are never read
[INFO] [stdout]   --> src/data/meta.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Meta {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  5 |     pub bucket: Bytes,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]  6 |     pub bucket_size: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]  7 |     pub key_size: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]  8 |     pub value_size: u32,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]  9 |     pub timestamp: i64,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 10 |     pub ttl: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 11 |     pub operate: u16,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 12 |     pub data_type: u16,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 13 |     pub tx_id: u64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 14 |     pub status: u16,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Meta` 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: 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 `hint` and `entry` are never read
[INFO] [stdout]   --> src/index/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Record {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 13 |     pub hint: Hint,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 14 |     pub entry: Entry,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Record` 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: struct `Index` is never constructed
[INFO] [stdout]   --> src/index/mod.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Index {
[INFO] [stdout]    |            ^^^^^
[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: fields `key`, `file_id`, `offset`, and `meta` are never read
[INFO] [stdout]   --> src/index/hint.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Hint {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  8 |     pub key: Bytes,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]  9 |     pub file_id: u32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 10 |     pub offset: u64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 11 |     pub meta: Meta,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Hint` 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: 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: struct `Memtable` is never constructed
[INFO] [stdout]   --> src/memtable/mod.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Memtable {
[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: struct `Option` is never constructed
[INFO] [stdout]  --> src/option/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Option {
[INFO] [stdout]   |            ^^^^^^
[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: struct `FileOption` is never constructed
[INFO] [stdout]   --> src/option/mod.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FileOption {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompactionOption` is never constructed
[INFO] [stdout]   --> src/option/mod.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct CompactionOption {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[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: struct `Wal` is never constructed
[INFO] [stdout]   --> src/wal/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Wal {
[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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "99dc1c1b681784fb29003c3ffcf7e1f38977607bd5b6ba4bb9da4fa339b37c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99dc1c1b681784fb29003c3ffcf7e1f38977607bd5b6ba4bb9da4fa339b37c2c", kill_on_drop: false }`
[INFO] [stdout] 99dc1c1b681784fb29003c3ffcf7e1f38977607bd5b6ba4bb9da4fa339b37c2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c8f220302b74cfd6faca810e192938d6eae7c1d593f83f820d7e5295765e5b5
[INFO] running `Command { std: "docker" "start" "-a" "6c8f220302b74cfd6faca810e192938d6eae7c1d593f83f820d7e5295765e5b5", 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)]` (part of `#[warn(unused)]`) 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` and `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`, and `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)]` (part of `#[warn(unused)]`) 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: struct `Entry` is never constructed
[INFO] [stderr]  --> src/data/entry.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Entry {
[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: struct `Meta` is never constructed
[INFO] [stderr]  --> src/data/meta.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Meta {
[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: struct `List` is never constructed
[INFO] [stderr]  --> src/datatypes/list.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct List {
[INFO] [stderr]   |            ^^^^
[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: struct `Set` is never constructed
[INFO] [stderr]  --> src/datatypes/set.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Set {
[INFO] [stderr]   |            ^^^
[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: type alias `Score` is never used
[INFO] [stderr]  --> src/datatypes/sortedset.rs:9:6
[INFO] [stderr]   |
[INFO] [stderr] 9 | type Score = f64;
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `ArcNode` is never used
[INFO] [stderr]   --> src/datatypes/sortedset.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub type ArcNode = Arc<AtomicRefCell<SortedSetNode>>;
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SortedSetLevel` is never constructed
[INFO] [stderr]   --> src/datatypes/sortedset.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct SortedSetLevel {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SortedSetNode` is never constructed
[INFO] [stderr]   --> src/datatypes/sortedset.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct SortedSetNode {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SortedSet` is never constructed
[INFO] [stderr]   --> src/datatypes/sortedset.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct SortedSet {
[INFO] [stderr]    |            ^^^^^^^^^
[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 `B` is never used
[INFO] [stderr]  --> src/enums/mod.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub static B: u64 = 1;
[INFO] [stderr]   |            ^
[INFO] [stderr] 
[INFO] [stderr] warning: static `KB` is never used
[INFO] [stderr]  --> src/enums/mod.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub static KB: u64 = 1024 * B;
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `MB` is never used
[INFO] [stderr]  --> src/enums/mod.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub static MB: u64 = 1024 * KB;
[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: enum `DbError` is never used
[INFO] [stderr]  --> src/errors/mod.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum DbError {
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `FileIOManager` is never used
[INFO] [stderr]   --> src/fileio/mod.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub trait FileIOManager {
[INFO] [stderr]    |           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `FileIOManagerObject` is never used
[INFO] [stderr]   --> src/fileio/mod.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub type FileIOManagerObject = Arc<RwLock<Box<dyn FileIOManager>>>;
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FDManager` is never constructed
[INFO] [stderr]   --> src/fileio/mod.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct FDManager {
[INFO] [stderr]    |            ^^^^^^^^^
[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: struct `MMapFile` is never constructed
[INFO] [stderr]  --> src/fileio/mmap.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct MMapFile {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `StdFile` is never constructed
[INFO] [stderr]  --> src/fileio/std_file.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct StdFile {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Record` is never constructed
[INFO] [stderr]   --> src/index/mod.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Record {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Index` is never constructed
[INFO] [stderr]   --> src/index/mod.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Index {
[INFO] [stderr]    |            ^^^^^
[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: struct `Hint` is never constructed
[INFO] [stderr]  --> src/index/hint.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Hint {
[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: struct `Memtable` is never constructed
[INFO] [stderr]   --> src/memtable/mod.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub struct Memtable {
[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: struct `Option` is never constructed
[INFO] [stderr]  --> src/option/mod.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Option {
[INFO] [stderr]   |            ^^^^^^
[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: struct `FileOption` is never constructed
[INFO] [stderr]   --> src/option/mod.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub struct FileOption {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CompactionOption` is never constructed
[INFO] [stderr]   --> src/option/mod.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub struct CompactionOption {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[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: struct `Wal` is never constructed
[INFO] [stderr]   --> src/wal/mod.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Wal {
[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`, and `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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `value`, `meta`, and `crc` are never read
[INFO] [stderr]   --> src/data/entry.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct Entry {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr]  9 |     pub key: Bytes,
[INFO] [stderr] 10 |     pub value: Bytes,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 11 |     pub meta: Meta,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 12 |     pub crc: u32,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Entry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/data/meta.rs:5:9
[INFO] [stderr]    |
[INFO] [stderr]  4 | pub struct Meta {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr]  5 |     pub bucket: Bytes,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]  6 |     pub bucket_size: u32,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]  7 |     pub key_size: u32,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]  8 |     pub value_size: u32,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]  9 |     pub timestamp: i64,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 10 |     pub ttl: u32,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 11 |     pub operate: u16,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 12 |     pub data_type: u16,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 13 |     pub tx_id: u64,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 14 |     pub status: u16,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Meta` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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: fields `hint` and `entry` are never read
[INFO] [stderr]   --> src/index/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Record {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] 13 |     pub hint: Hint,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 14 |     pub entry: Entry,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Record` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `key`, `file_id`, `offset`, and `meta` are never read
[INFO] [stderr]   --> src/index/hint.rs:8:9
[INFO] [stderr]    |
[INFO] [stderr]  7 | pub struct Hint {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr]  8 |     pub key: Bytes,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]  9 |     pub file_id: u32,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 10 |     pub offset: u64,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 11 |     pub meta: Meta,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Hint` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `arrowdb` (lib) generated 67 warnings (run `cargo fix --lib -p arrowdb` to apply 8 suggestions)
[INFO] [stderr] warning: `arrowdb` (lib test) generated 41 warnings (34 duplicates) (run `cargo fix --lib -p arrowdb --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arrowdb-b96be5671dc1d122)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test datatypes::list::tests::test_llen ... ok
[INFO] [stdout] test datatypes::list::tests::test_lindex ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpos ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpop ... ok
[INFO] [stdout] test datatypes::list::tests::test_lpush ... 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_lset ... ok
[INFO] [stdout] test datatypes::list::tests::test_rpop ... ok
[INFO] [stdout] test datatypes::list::tests::test_rpushx ... ok
[INFO] [stdout] test datatypes::list::tests::test_rpush ... ok
[INFO] [stdout] test datatypes::set::tests::test_scard ... ok
[INFO] [stdout] test datatypes::set::tests::test_sadd ... ok
[INFO] [stdout] test datatypes::set::tests::test_sdiff ... ok
[INFO] [stdout] test datatypes::set::tests::test_sismember ... ok
[INFO] [stdout] test datatypes::set::tests::test_smembers ... ok
[INFO] [stdout] test datatypes::set::tests::test_srem ... ok
[INFO] [stdout] test datatypes::set::tests::test_sinter ... ok
[INFO] [stdout] test datatypes::set::tests::test_suion ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_find_rank ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_get_by_key ... 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 ... ok
[INFO] [stdout] test datatypes::sortedset::tests::test_put_remove ... 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] 
[INFO] [stdout] thread 'fileio::tests::test_file' (53) 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:     0x5e327d059b72 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5e327d059b72 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5e327d059b72 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5e327d059b72 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5e327d06b04f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5e327d06b04f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5e327d025f71 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5e327d025f71 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5e327d032312 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5e327d03745f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5e327d0372f1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5e327cf92c7e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x5e327cf92c7e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5e327d037b1f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x5e327d037b1f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5e327d03797a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5e327d032449 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5e327d01a16d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5e327d073b40 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5e327d072e96 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x5e327ccd0930 - core::result::Result<T,E>::unwrap::he55f85928a456970
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x5e327ccd0930 - arrowdb::fileio::tests::test_file::ha90af3024922fa03
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fileio/mod.rs:124:14
[INFO] [stdout]   22:     0x5e327ccd1e47 - arrowdb::fileio::tests::test_file::{{closure}}::hca3252e6f35ea21f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/fileio/mod.rs:114:19
[INFO] [stdout]   23:     0x5e327ccda486 - core::ops::function::FnOnce::call_once::hb57e6ce3ed49c1e4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5e327cf92a3b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5e327cf92a3b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5e327cfa86a5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5e327cfa86a5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5e327cfa86a5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5e327cfa86a5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5e327cfa86a5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5e327cfa86a5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5e327cfa86a5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5e327cf7ee94 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5e327cf7ee94 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5e327cf8275a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5e327cf8275a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5e327cf8275a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5e327cf8275a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5e327cf8275a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5e327cf8275a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5e327cf8275a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5e327d02d5af - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x5e327d02d5af - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7b95d04a7aa4 - <unknown>
[INFO] [stdout]   45:     0x7b95d0534a34 - clone
[INFO] [stdout]   46:                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" "6c8f220302b74cfd6faca810e192938d6eae7c1d593f83f820d7e5295765e5b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8f220302b74cfd6faca810e192938d6eae7c1d593f83f820d7e5295765e5b5", kill_on_drop: false }`
[INFO] [stdout] 6c8f220302b74cfd6faca810e192938d6eae7c1d593f83f820d7e5295765e5b5
