[INFO] cloning repository https://github.com/0ldm0s/melange_db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0ldm0s/melange_db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0ldm0s%2Fmelange_db", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0ldm0s%2Fmelange_db'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7b43c59ae6fcb3134376e83eaddb536b81c31c8
[INFO] testing 0ldm0s/melange_db against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0ldm0s%2Fmelange_db" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0ldm0s/melange_db
[INFO] finished tweaking git repo https://github.com/0ldm0s/melange_db
[INFO] tweaked toml for git repo https://github.com/0ldm0s/melange_db written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0ldm0s/melange_db on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0ldm0s/melange_db 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 586f3f2bde882dce34194c97ce481345d9a5715c1cfb154f098a4d26f35621f1
[INFO] running `Command { std: "docker" "start" "-a" "586f3f2bde882dce34194c97ce481345d9a5715c1cfb154f098a4d26f35621f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "586f3f2bde882dce34194c97ce481345d9a5715c1cfb154f098a4d26f35621f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586f3f2bde882dce34194c97ce481345d9a5715c1cfb154f098a4d26f35621f1", kill_on_drop: false }`
[INFO] [stdout] 586f3f2bde882dce34194c97ce481345d9a5715c1cfb154f098a4d26f35621f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7692a252d22ac4b4c0a5ecf99c77bcb7751ace1776fa91debe536a2c72888e9
[INFO] running `Command { std: "docker" "start" "-a" "d7692a252d22ac4b4c0a5ecf99c77bcb7751ace1776fa91debe536a2c72888e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
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[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling tempfile v3.22.0
[INFO] [stderr]    Compiling serde_derive v1.0.224
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling stack-map v1.0.5
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling concurrent-map v5.0.37
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling inline-array v0.1.14
[INFO] [stderr]    Compiling zstd v0.12.4
[INFO] [stderr]    Compiling lz4 v1.28.1
[INFO] [stderr]    Compiling rat_logger v0.2.8
[INFO] [stderr]    Compiling melange_db v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LinkedList`
[INFO] [stdout]   --> src/block_cache.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::collections::{HashMap, LinkedList, VecDeque};
[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: `Duration`
[INFO] [stdout]   --> src/block_cache.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hash`
[INFO] [stdout]   --> src/block_cache.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::{Hash, Hasher};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::hash_map::DefaultHasher`
[INFO] [stdout]   --> src/block_cache.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::collections::hash_map::DefaultHasher;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/bloom_filter.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 | use serde::{Serialize, Deserialize};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug_log`, `error_log`, `info_log`, and `trace_log`
[INFO] [stdout]   --> src/bloom_filter.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^^            ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace_log` and `warn_log`
[INFO] [stdout]   --> src/db.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, smart_flush::{SmartFlushScheduler, SmartFlushConfig}};
[INFO] [stdout]    |                        ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info_log` and `warn_log`
[INFO] [stdout]  --> src/flush_epoch.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                   ^^^^^^^^             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log` and `info_log`
[INFO] [stdout]  --> src/heap.rs:6:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                             ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug_log`, `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]  --> src/id_allocator.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |             ^^^^^^^^^             ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]  --> src/leaf.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info_log`
[INFO] [stdout]  --> src/metadata_store.rs:6:56
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/object_cache.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info_log` and `warn_log`
[INFO] [stdout]  --> src/object_cache.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, smart_flush::WriteLoadStats};
[INFO] [stdout]   |                                   ^^^^^^^^             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Seek`, and `self`
[INFO] [stdout]  --> src/platform_utils.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{self, Read, Seek};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/atomic_worker.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/atomic_worker.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::Mutex`
[INFO] [stdout]   --> src/atomic_worker.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use parking_lot::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log` and `info_log`
[INFO] [stdout]   --> src/atomic_worker.rs:16:45
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]    |                                             ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]  --> src/atomic_operations_manager.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, InlineArray};
[INFO] [stdout]   |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::Mutex`
[INFO] [stdout]   --> src/database_worker.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use parking_lot::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]   --> src/database_worker.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, InlineArray};
[INFO] [stdout]    |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug_log` and `info_log`
[INFO] [stdout]   --> src/tree.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]    |             ^^^^^^^^^                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/lib.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     use std::path::Path;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]   --> src/block_cache.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::{Hash, Hasher};
[INFO] [stdout]    |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bloom_filter.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let mut new_filter = Self::new(new_element_count, self.target_fpp);
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `interval_ms` is never read
[INFO] [stdout]    --> src/smart_flush.rs:159:31
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let mut interval_ms = self.config.base_interval_ms;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/config.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut features = Vec::new();
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/db.rs:597:9
[INFO] [stdout]     |
[INFO] [stdout] 597 |     let mut scheduler = SmartFlushScheduler::new(config);
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stats`
[INFO] [stdout]    --> src/db.rs:598:9
[INFO] [stdout]     |
[INFO] [stdout] 598 |     let stats = scheduler.get_stats();
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_stats`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/flush_epoch.rs:281:37
[INFO] [stdout]     |
[INFO] [stdout] 281 |                         if let Some(mut callback) = callback {
[INFO] [stdout]     |                                     ----^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/flush_epoch.rs:302:37
[INFO] [stdout]     |
[INFO] [stdout] 302 |                         if let Some(mut callback) = callback {
[INFO] [stdout]     |                                     ----^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `results`
[INFO] [stdout]    --> src/flush_epoch.rs:354:25
[INFO] [stdout]     |
[INFO] [stdout] 354 |                     let results = perform_batch_flush(batch_tasks);
[INFO] [stdout]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/flush_epoch.rs:373:37
[INFO] [stdout]     |
[INFO] [stdout] 373 | fn perform_flush(epoch: FlushEpoch, data: Vec<u8>) -> std::io::Result<()> {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/platform_utils.rs:93:39
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn read_exact_at(file: &fs::File, mut buf: &mut [u8], offset: u64) -> std::io::Result<()> {
[INFO] [stdout]    |                                       ----^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]   --> src/simd_optimized.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let remainder = min_len % 8;
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_avx2` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/simd_optimized.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 Self::compare_simd_avx2(a, b, len)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/simd_optimized.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     unsafe fn compare_simd(a: &[u8], b: &[u8], len: usize) -> Ordering {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_sse2` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/simd_optimized.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 Self::compare_simd_sse2(a, b, len)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_fallback` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/simd_optimized.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 Self::compare_simd_fallback(a, b, len)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/simd_optimized.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let remainder = len % 32;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/simd_optimized.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let remainder = len % 16;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/simd_optimized.rs:223:13
[INFO] [stdout]     |
[INFO] [stdout] 223 |         let remainder = len % 8;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtomicWorker` is more private than the item `AtomicOperationsManager::atomic_worker`
[INFO] [stdout]    --> src/atomic_operations_manager.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn atomic_worker(&self) -> &AtomicWorker {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `AtomicOperationsManager::atomic_worker` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `AtomicWorker` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/atomic_worker.rs:76:1
[INFO] [stdout]     |
[INFO] [stdout]  76 | pub(crate) struct AtomicWorker {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `DatabaseWorker` is more private than the item `AtomicOperationsManager::database_worker`
[INFO] [stdout]    --> src/atomic_operations_manager.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn database_worker(&self) -> &DatabaseWorker {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `AtomicOperationsManager::database_worker` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `DatabaseWorker` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/database_worker.rs:49:1
[INFO] [stdout]     |
[INFO] [stdout]  49 | pub(crate) struct DatabaseWorker {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `move_to_head` is never used
[INFO] [stdout]    --> src/block_cache.rs:219:8
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl LruCache {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 219 |     fn move_to_head(&mut self, node: &mut Box<LruNode>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/block_cache.rs:532:5
[INFO] [stdout]     |
[INFO] [stdout] 530 | pub struct CacheManager {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 531 |     block_cache: Arc<TieredBlockCache>,
[INFO] [stdout] 532 |     config: CacheConfig,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CacheManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OptimizedFlushScheduler` is never constructed
[INFO] [stdout]   --> src/flush_epoch.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct OptimizedFlushScheduler {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FlushTask` is never used
[INFO] [stdout]   --> src/flush_epoch.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum FlushTask {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BatchFlushTask` is never constructed
[INFO] [stdout]   --> src/flush_epoch.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct BatchFlushTask {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FlushPriority` is never used
[INFO] [stdout]   --> src/flush_epoch.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub enum FlushPriority {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushConfig` is never constructed
[INFO] [stdout]   --> src/flush_epoch.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct FlushConfig {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushStats` is never constructed
[INFO] [stdout]    --> src/flush_epoch.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct FlushStats {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/flush_epoch.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl OptimizedFlushScheduler {
[INFO] [stdout]     | ---------------------------- associated items in this implementation
[INFO] [stdout] 117 |     /// 创建新的优化的flush调度器
[INFO] [stdout] 118 |     pub fn new(config: FlushConfig) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn start_workers(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn submit_immediate_flush<F>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn submit_delayed_flush<F>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |     pub fn submit_batch_flush<F>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn get_stats(&self) -> FlushStats {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     pub fn shutdown(self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `worker_loop` is never used
[INFO] [stdout]    --> src/flush_epoch.rs:252:4
[INFO] [stdout]     |
[INFO] [stdout] 252 | fn worker_loop(
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_flush` is never used
[INFO] [stdout]    --> src/flush_epoch.rs:373:4
[INFO] [stdout]     |
[INFO] [stdout] 373 | fn perform_flush(epoch: FlushEpoch, data: Vec<u8>) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_batch_flush` is never used
[INFO] [stdout]    --> src/flush_epoch.rs:387:4
[INFO] [stdout]     |
[INFO] [stdout] 387 | fn perform_batch_flush(tasks: Vec<BatchFlushTask>) -> Vec<std::io::Result<()>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/leaf.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl IncrementalChanges {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `disable_incremental_serialization`, `apply_incremental_changes`, and `reset_incremental_changes` are never used
[INFO] [stdout]    --> src/leaf.rs:130:19
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl<const LEAF_FANOUT: usize> Leaf<LEAF_FANOUT> {
[INFO] [stdout]     | ------------------------------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub(crate) fn disable_incremental_serialization(&mut self) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 368 |     pub(crate) fn apply_incremental_changes(&mut self, changes: &IncrementalChanges) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |     pub(crate) fn reset_incremental_changes(&mut self) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db_queue` is never read
[INFO] [stdout]   --> src/atomic_worker.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub(crate) struct AtomicWorker {
[INFO] [stdout]    |                   ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 90 |     db_queue: Option<Arc<SegQueue<DatabaseOperation>>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_counter_names` is never used
[INFO] [stdout]    --> src/atomic_worker.rs:621:19
[INFO] [stdout]     |
[INFO] [stdout]  93 | impl AtomicWorker {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 621 |     pub(crate) fn get_counter_names(&self) -> Vec<String> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `persist_counter` is never used
[INFO] [stdout]    --> src/database_worker.rs:202:19
[INFO] [stdout]     |
[INFO] [stdout]  60 | impl DatabaseWorker {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub(crate) fn persist_counter(&self, counter_name: String, value: u64) -> io::Result<()> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/object_cache.rs:411:35
[INFO] [stdout]     |
[INFO] [stdout] 411 |     pub fn check_into_flush_epoch(&self) -> FlushEpochGuard {
[INFO] [stdout]     |                                   ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 411 |     pub fn check_into_flush_epoch(&self) -> FlushEpochGuard<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.90s
[INFO] running `Command { std: "docker" "inspect" "d7692a252d22ac4b4c0a5ecf99c77bcb7751ace1776fa91debe536a2c72888e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7692a252d22ac4b4c0a5ecf99c77bcb7751ace1776fa91debe536a2c72888e9", kill_on_drop: false }`
[INFO] [stdout] d7692a252d22ac4b4c0a5ecf99c77bcb7751ace1776fa91debe536a2c72888e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a8ed8dce06997ed7d1596b12a1d0159c855c51f7453e2d4a1d1cbf7a1e33a4a
[INFO] running `Command { std: "docker" "start" "-a" "8a8ed8dce06997ed7d1596b12a1d0159c855c51f7453e2d4a1d1cbf7a1e33a4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling clap_builder v4.5.47
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling tempfile v3.22.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling clap v4.5.47
[INFO] [stderr]    Compiling rat_logger v0.2.8
[INFO] [stderr]    Compiling melange_db v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LinkedList`
[INFO] [stdout]   --> src/block_cache.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::collections::{HashMap, LinkedList, VecDeque};
[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: `Duration`
[INFO] [stdout]   --> src/block_cache.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hash`
[INFO] [stdout]   --> src/block_cache.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::{Hash, Hasher};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stdout] warning: unused import: `std::collections::hash_map::DefaultHasher`
[INFO] [stdout]   --> src/block_cache.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::collections::hash_map::DefaultHasher;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/bloom_filter.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 | use serde::{Serialize, Deserialize};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug_log`, `error_log`, `info_log`, and `trace_log`
[INFO] [stdout]   --> src/bloom_filter.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^^            ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace_log` and `warn_log`
[INFO] [stdout]   --> src/db.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, smart_flush::{SmartFlushScheduler, SmartFlushConfig}};
[INFO] [stdout]    |                        ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info_log` and `warn_log`
[INFO] [stdout]  --> src/flush_epoch.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                   ^^^^^^^^             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log` and `info_log`
[INFO] [stdout]  --> src/heap.rs:6:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                             ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug_log`, `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]  --> src/id_allocator.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |             ^^^^^^^^^             ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]  --> src/leaf.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info_log`
[INFO] [stdout]  --> src/metadata_store.rs:6:56
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/object_cache.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info_log` and `warn_log`
[INFO] [stdout]  --> src/object_cache.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, smart_flush::WriteLoadStats};
[INFO] [stdout]   |                                   ^^^^^^^^             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Seek`, and `self`
[INFO] [stdout]  --> src/platform_utils.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{self, Read, Seek};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/atomic_worker.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/atomic_worker.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::Mutex`
[INFO] [stdout]   --> src/atomic_worker.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use parking_lot::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log` and `info_log`
[INFO] [stdout]   --> src/atomic_worker.rs:16:45
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]    |                                             ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]  --> src/atomic_operations_manager.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, InlineArray};
[INFO] [stdout]   |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::Mutex`
[INFO] [stdout]   --> src/database_worker.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use parking_lot::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]   --> src/database_worker.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, InlineArray};
[INFO] [stdout]    |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug_log` and `info_log`
[INFO] [stdout]   --> src/tree.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]    |             ^^^^^^^^^                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/lib.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     use std::path::Path;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]   --> src/block_cache.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::{Hash, Hasher};
[INFO] [stdout]    |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bloom_filter.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let mut new_filter = Self::new(new_element_count, self.target_fpp);
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `interval_ms` is never read
[INFO] [stdout]    --> src/smart_flush.rs:159:31
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let mut interval_ms = self.config.base_interval_ms;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/config.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut features = Vec::new();
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/db.rs:597:9
[INFO] [stdout]     |
[INFO] [stdout] 597 |     let mut scheduler = SmartFlushScheduler::new(config);
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stats`
[INFO] [stdout]    --> src/db.rs:598:9
[INFO] [stdout]     |
[INFO] [stdout] 598 |     let stats = scheduler.get_stats();
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_stats`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/flush_epoch.rs:281:37
[INFO] [stdout]     |
[INFO] [stdout] 281 |                         if let Some(mut callback) = callback {
[INFO] [stdout]     |                                     ----^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/flush_epoch.rs:302:37
[INFO] [stdout]     |
[INFO] [stdout] 302 |                         if let Some(mut callback) = callback {
[INFO] [stdout]     |                                     ----^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `results`
[INFO] [stdout]    --> src/flush_epoch.rs:354:25
[INFO] [stdout]     |
[INFO] [stdout] 354 |                     let results = perform_batch_flush(batch_tasks);
[INFO] [stdout]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/flush_epoch.rs:373:37
[INFO] [stdout]     |
[INFO] [stdout] 373 | fn perform_flush(epoch: FlushEpoch, data: Vec<u8>) -> std::io::Result<()> {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/platform_utils.rs:93:39
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn read_exact_at(file: &fs::File, mut buf: &mut [u8], offset: u64) -> std::io::Result<()> {
[INFO] [stdout]    |                                       ----^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]   --> src/simd_optimized.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let remainder = min_len % 8;
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_avx2` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/simd_optimized.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 Self::compare_simd_avx2(a, b, len)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/simd_optimized.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     unsafe fn compare_simd(a: &[u8], b: &[u8], len: usize) -> Ordering {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_sse2` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/simd_optimized.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 Self::compare_simd_sse2(a, b, len)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_fallback` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/simd_optimized.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 Self::compare_simd_fallback(a, b, len)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/simd_optimized.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let remainder = len % 32;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/simd_optimized.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let remainder = len % 16;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/simd_optimized.rs:223:13
[INFO] [stdout]     |
[INFO] [stdout] 223 |         let remainder = len % 8;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtomicWorker` is more private than the item `AtomicOperationsManager::atomic_worker`
[INFO] [stdout]    --> src/atomic_operations_manager.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn atomic_worker(&self) -> &AtomicWorker {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `AtomicOperationsManager::atomic_worker` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `AtomicWorker` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/atomic_worker.rs:76:1
[INFO] [stdout]     |
[INFO] [stdout]  76 | pub(crate) struct AtomicWorker {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `DatabaseWorker` is more private than the item `AtomicOperationsManager::database_worker`
[INFO] [stdout]    --> src/atomic_operations_manager.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn database_worker(&self) -> &DatabaseWorker {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `AtomicOperationsManager::database_worker` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `DatabaseWorker` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/database_worker.rs:49:1
[INFO] [stdout]     |
[INFO] [stdout]  49 | pub(crate) struct DatabaseWorker {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `move_to_head` is never used
[INFO] [stdout]    --> src/block_cache.rs:219:8
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl LruCache {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 219 |     fn move_to_head(&mut self, node: &mut Box<LruNode>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/block_cache.rs:532:5
[INFO] [stdout]     |
[INFO] [stdout] 530 | pub struct CacheManager {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 531 |     block_cache: Arc<TieredBlockCache>,
[INFO] [stdout] 532 |     config: CacheConfig,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CacheManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OptimizedFlushScheduler` is never constructed
[INFO] [stdout]   --> src/flush_epoch.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct OptimizedFlushScheduler {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FlushTask` is never used
[INFO] [stdout]   --> src/flush_epoch.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum FlushTask {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BatchFlushTask` is never constructed
[INFO] [stdout]   --> src/flush_epoch.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct BatchFlushTask {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FlushPriority` is never used
[INFO] [stdout]   --> src/flush_epoch.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub enum FlushPriority {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushConfig` is never constructed
[INFO] [stdout]   --> src/flush_epoch.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct FlushConfig {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushStats` is never constructed
[INFO] [stdout]    --> src/flush_epoch.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct FlushStats {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/flush_epoch.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl OptimizedFlushScheduler {
[INFO] [stdout]     | ---------------------------- associated items in this implementation
[INFO] [stdout] 117 |     /// 创建新的优化的flush调度器
[INFO] [stdout] 118 |     pub fn new(config: FlushConfig) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn start_workers(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn submit_immediate_flush<F>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn submit_delayed_flush<F>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |     pub fn submit_batch_flush<F>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn get_stats(&self) -> FlushStats {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     pub fn shutdown(self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `worker_loop` is never used
[INFO] [stdout]    --> src/flush_epoch.rs:252:4
[INFO] [stdout]     |
[INFO] [stdout] 252 | fn worker_loop(
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_flush` is never used
[INFO] [stdout]    --> src/flush_epoch.rs:373:4
[INFO] [stdout]     |
[INFO] [stdout] 373 | fn perform_flush(epoch: FlushEpoch, data: Vec<u8>) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_batch_flush` is never used
[INFO] [stdout]    --> src/flush_epoch.rs:387:4
[INFO] [stdout]     |
[INFO] [stdout] 387 | fn perform_batch_flush(tasks: Vec<BatchFlushTask>) -> Vec<std::io::Result<()>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/leaf.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl IncrementalChanges {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `disable_incremental_serialization`, `apply_incremental_changes`, and `reset_incremental_changes` are never used
[INFO] [stdout]    --> src/leaf.rs:130:19
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl<const LEAF_FANOUT: usize> Leaf<LEAF_FANOUT> {
[INFO] [stdout]     | ------------------------------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub(crate) fn disable_incremental_serialization(&mut self) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 368 |     pub(crate) fn apply_incremental_changes(&mut self, changes: &IncrementalChanges) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |     pub(crate) fn reset_incremental_changes(&mut self) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db_queue` is never read
[INFO] [stdout]   --> src/atomic_worker.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub(crate) struct AtomicWorker {
[INFO] [stdout]    |                   ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 90 |     db_queue: Option<Arc<SegQueue<DatabaseOperation>>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_counter_names` is never used
[INFO] [stdout]    --> src/atomic_worker.rs:621:19
[INFO] [stdout]     |
[INFO] [stdout]  93 | impl AtomicWorker {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 621 |     pub(crate) fn get_counter_names(&self) -> Vec<String> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `persist_counter` is never used
[INFO] [stdout]    --> src/database_worker.rs:202:19
[INFO] [stdout]     |
[INFO] [stdout]  60 | impl DatabaseWorker {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub(crate) fn persist_counter(&self, counter_name: String, value: u64) -> io::Result<()> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/object_cache.rs:411:35
[INFO] [stdout]     |
[INFO] [stdout] 411 |     pub fn check_into_flush_epoch(&self) -> FlushEpochGuard {
[INFO] [stdout]     |                                   ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 411 |     pub fn check_into_flush_epoch(&self) -> FlushEpochGuard<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `melange_db::*`
[INFO] [stdout]  --> examples/macbook_air_m1_compression_lz4.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use melange_db::*;
[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: `std::time::Instant`
[INFO] [stdout]   --> examples/macbook_air_m1_compression_lz4.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> examples/macbook_air_m1_compression_lz4.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |           return Ok(());
[INFO] [stdout]    |           ------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 23 | /     {
[INFO] [stdout] 24 | |         eprintln!("❌ 错误: 此示例需要启用 compression-lz4 特性");
[INFO] [stdout] 25 | |         eprintln!("❌ 请使用以下命令运行:");
[INFO] [stdout] 26 | |         eprintln!("❌ cargo run --example macbook_air_m1_compression_lz4 --features compression-lz4 --release");
[INFO] [stdout] 27 | |         return Err("未启用 compression-lz4 特性".into());
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Db`
[INFO] [stdout]  --> examples/no_logger_test.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use melange_db::{Db, Config};
[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: `std::sync::Arc`
[INFO] [stdout]  --> tests/performance_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::Arc;
[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: `melange_db::*`
[INFO] [stdout]  --> examples/macbook_air_m1_compression_zstd.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use melange_db::*;
[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: `std::time::Instant`
[INFO] [stdout]   --> examples/macbook_air_m1_compression_zstd.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> examples/performance_demo.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::Path;
[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: `std::fs`
[INFO] [stdout]  --> examples/performance_demo.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> examples/performance_demo.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{self, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> examples/macbook_air_m1_compression_zstd.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |           return Ok(());
[INFO] [stdout]    |           ------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 23 | /     {
[INFO] [stdout] 24 | |         eprintln!("❌ 错误: 此示例需要启用 compression-zstd 特性");
[INFO] [stdout] 25 | |         eprintln!("❌ 请使用以下命令运行:");
[INFO] [stdout] 26 | |         eprintln!("❌ cargo run --example macbook_air_m1_compression_zstd --features compression-zstd --release");
[INFO] [stdout] 27 | |         return Err("未启用 compression-zstd 特性".into());
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> examples/best_practices.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Write};
[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: `std::time::Instant`
[INFO] [stdout]  --> tests/integration_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::Instant;
[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: `LinkedList`
[INFO] [stdout]   --> src/block_cache.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::collections::{HashMap, LinkedList, VecDeque};
[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: `Duration`
[INFO] [stdout]   --> src/block_cache.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hash`
[INFO] [stdout]   --> src/block_cache.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::{Hash, Hasher};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::hash_map::DefaultHasher`
[INFO] [stdout]   --> src/block_cache.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::collections::hash_map::DefaultHasher;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/bloom_filter.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 | use serde::{Serialize, Deserialize};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug_log`, `error_log`, `info_log`, and `trace_log`
[INFO] [stdout]   --> src/bloom_filter.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^^            ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace_log` and `warn_log`
[INFO] [stdout]   --> src/db.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, smart_flush::{SmartFlushScheduler, SmartFlushConfig}};
[INFO] [stdout]    |                        ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info_log` and `warn_log`
[INFO] [stdout]  --> src/flush_epoch.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                   ^^^^^^^^             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log` and `info_log`
[INFO] [stdout]  --> src/heap.rs:6:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                             ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug_log`, `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]  --> src/id_allocator.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |             ^^^^^^^^^             ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]  --> src/leaf.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info_log`
[INFO] [stdout]  --> src/metadata_store.rs:6:56
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]   |                                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/object_cache.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info_log` and `warn_log`
[INFO] [stdout]  --> src/object_cache.rs:6:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, smart_flush::WriteLoadStats};
[INFO] [stdout]   |                                   ^^^^^^^^             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Seek`, and `self`
[INFO] [stdout]  --> src/platform_utils.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{self, Read, Seek};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/atomic_worker.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/atomic_worker.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::Mutex`
[INFO] [stdout]   --> src/atomic_worker.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use parking_lot::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log` and `info_log`
[INFO] [stdout]   --> src/atomic_worker.rs:16:45
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]    |                                             ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]  --> src/atomic_operations_manager.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, InlineArray};
[INFO] [stdout]   |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::Mutex`
[INFO] [stdout]   --> src/database_worker.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use parking_lot::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stdout]   --> src/database_worker.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, InlineArray};
[INFO] [stdout]    |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug_log` and `info_log`
[INFO] [stdout]   --> src/tree.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stdout]    |             ^^^^^^^^^                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/lib.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     use std::path::Path;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> examples/best_practices.rs:185:14
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let (key, value) = kv?;
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `melange_db::*`
[INFO] [stdout]  --> tests/mmap_performance_test.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use melange_db::*;
[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: `std::os::unix::fs::FileExt`
[INFO] [stdout]   --> tests/mmap_performance_test.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::os::unix::fs::FileExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> tests/mmap_performance_test.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut rng = rand::thread_rng();
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> tests/mmap_performance_test.rs:285:29
[INFO] [stdout]     |
[INFO] [stdout] 285 |         let mut rng = rand::thread_rng();
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]   --> src/block_cache.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::{Hash, Hasher};
[INFO] [stdout]    |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bloom_filter.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let mut new_filter = Self::new(new_element_count, self.target_fpp);
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `interval_ms` is never read
[INFO] [stdout]    --> src/smart_flush.rs:159:31
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let mut interval_ms = self.config.base_interval_ms;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/config.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut features = Vec::new();
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/db.rs:597:9
[INFO] [stdout]     |
[INFO] [stdout] 597 |     let mut scheduler = SmartFlushScheduler::new(config);
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stats`
[INFO] [stdout]    --> src/db.rs:598:9
[INFO] [stdout]     |
[INFO] [stdout] 598 |     let stats = scheduler.get_stats();
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_stats`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/flush_epoch.rs:281:37
[INFO] [stdout]     |
[INFO] [stdout] 281 |                         if let Some(mut callback) = callback {
[INFO] [stdout]     |                                     ----^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/flush_epoch.rs:302:37
[INFO] [stdout]     |
[INFO] [stdout] 302 |                         if let Some(mut callback) = callback {
[INFO] [stdout]     |                                     ----^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `results`
[INFO] [stdout]    --> src/flush_epoch.rs:354:25
[INFO] [stdout]     |
[INFO] [stdout] 354 |                     let results = perform_batch_flush(batch_tasks);
[INFO] [stdout]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/flush_epoch.rs:373:37
[INFO] [stdout]     |
[INFO] [stdout] 373 | fn perform_flush(epoch: FlushEpoch, data: Vec<u8>) -> std::io::Result<()> {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `melange_db::*`
[INFO] [stdout]  --> examples/macbook_air_m1_compression_none.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use melange_db::*;
[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: `std::time::Instant`
[INFO] [stdout]   --> examples/macbook_air_m1_compression_none.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> examples/macbook_air_m1_compression_none.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |           return Ok(());
[INFO] [stdout]    |           ------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 23 | /     {
[INFO] [stdout] 24 | |         eprintln!("❌ 错误: 此示例需要启用 compression-none 特性");
[INFO] [stdout] 25 | |         eprintln!("❌ 请使用以下命令运行:");
[INFO] [stdout] 26 | |         eprintln!("❌ cargo run --example macbook_air_m1_compression_none --features compression-none --release");
[INFO] [stdout] 27 | |         return Err("未启用 compression-none 特性".into());
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Db`
[INFO] [stdout]  --> examples/rat_logger_demo.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use melange_db::{Db, Config};
[INFO] [stdout]   |                  ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rat_logger::LoggerBuilder::init`: 请使用init_global_logger方法
[INFO] [stdout]  --> examples/rat_logger_demo.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |         .init()?;
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/platform_utils.rs:93:39
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn read_exact_at(file: &fs::File, mut buf: &mut [u8], offset: u64) -> std::io::Result<()> {
[INFO] [stdout]    |                                       ----^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]   --> src/simd_optimized.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let remainder = min_len % 8;
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_avx2` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/simd_optimized.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 Self::compare_simd_avx2(a, b, len)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/simd_optimized.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     unsafe fn compare_simd(a: &[u8], b: &[u8], len: usize) -> Ordering {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_sse2` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/simd_optimized.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 Self::compare_simd_sse2(a, b, len)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_fallback` is unsafe and requires unsafe block
[INFO] [stdout]    --> src/simd_optimized.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 Self::compare_simd_fallback(a, b, len)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/simd_optimized.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let remainder = len % 32;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/simd_optimized.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let remainder = len % 16;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/simd_optimized.rs:223:13
[INFO] [stdout]     |
[INFO] [stdout] 223 |         let remainder = len % 8;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command` and `Stdio`
[INFO] [stdout]   --> tests/optimization_performance_test.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::process::{Command, Stdio};
[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: `ConcurrentBloomFilter`
[INFO] [stdout]   --> tests/optimization_performance_test.rs:21:49
[INFO] [stdout]    |
[INFO] [stdout] 21 |     use melange_db::bloom_filter::{BloomFilter, ConcurrentBloomFilter};
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AccessPattern` and `CacheBlock`
[INFO] [stdout]   --> tests/optimization_performance_test.rs:22:62
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use melange_db::block_cache::{CacheManager, CacheConfig, CacheBlock, AccessPattern};
[INFO] [stdout]    |                                                              ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> tests/optimization_performance_test.rs:64:29
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> tests/optimization_performance_test.rs:253:35
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     *byte = rand::thread_rng().random();
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> tests/optimization_performance_test.rs:279:35
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let key_index = rand::thread_rng().random_range(0..test_key_count);
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> tests/optimization_performance_test.rs:296:41
[INFO] [stdout]     |
[INFO] [stdout] 296 |             let start_key = &keys[rand::thread_rng().random_range(0..test_key_count)];
[INFO] [stdout]     |                                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtomicWorker` is more private than the item `AtomicOperationsManager::atomic_worker`
[INFO] [stdout]    --> src/atomic_operations_manager.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn atomic_worker(&self) -> &AtomicWorker {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `AtomicOperationsManager::atomic_worker` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `AtomicWorker` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/atomic_worker.rs:76:1
[INFO] [stdout]     |
[INFO] [stdout]  76 | pub(crate) struct AtomicWorker {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `DatabaseWorker` is more private than the item `AtomicOperationsManager::database_worker`
[INFO] [stdout]    --> src/atomic_operations_manager.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn database_worker(&self) -> &DatabaseWorker {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `AtomicOperationsManager::database_worker` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `DatabaseWorker` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/database_worker.rs:49:1
[INFO] [stdout]     |
[INFO] [stdout]  49 | pub(crate) struct DatabaseWorker {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `move_to_head` is never used
[INFO] [stdout]    --> src/block_cache.rs:219:8
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl LruCache {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 219 |     fn move_to_head(&mut self, node: &mut Box<LruNode>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/block_cache.rs:532:5
[INFO] [stdout]     |
[INFO] [stdout] 530 | pub struct CacheManager {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 531 |     block_cache: Arc<TieredBlockCache>,
[INFO] [stdout] 532 |     config: CacheConfig,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CacheManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OptimizedFlushScheduler` is never constructed
[INFO] [stdout]   --> src/flush_epoch.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct OptimizedFlushScheduler {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FlushTask` is never used
[INFO] [stdout]   --> src/flush_epoch.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum FlushTask {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BatchFlushTask` is never constructed
[INFO] [stdout]   --> src/flush_epoch.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct BatchFlushTask {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FlushPriority` is never used
[INFO] [stdout]   --> src/flush_epoch.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub enum FlushPriority {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushConfig` is never constructed
[INFO] [stdout]   --> src/flush_epoch.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct FlushConfig {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlushStats` is never constructed
[INFO] [stdout]    --> src/flush_epoch.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct FlushStats {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/flush_epoch.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl OptimizedFlushScheduler {
[INFO] [stdout]     | ---------------------------- associated items in this implementation
[INFO] [stdout] 117 |     /// 创建新的优化的flush调度器
[INFO] [stdout] 118 |     pub fn new(config: FlushConfig) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn start_workers(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn submit_immediate_flush<F>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn submit_delayed_flush<F>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |     pub fn submit_batch_flush<F>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn get_stats(&self) -> FlushStats {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     pub fn shutdown(self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `worker_loop` is never used
[INFO] [stdout]    --> src/flush_epoch.rs:252:4
[INFO] [stdout]     |
[INFO] [stdout] 252 | fn worker_loop(
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_flush` is never used
[INFO] [stdout]    --> src/flush_epoch.rs:373:4
[INFO] [stdout]     |
[INFO] [stdout] 373 | fn perform_flush(epoch: FlushEpoch, data: Vec<u8>) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_batch_flush` is never used
[INFO] [stdout]    --> src/flush_epoch.rs:387:4
[INFO] [stdout]     |
[INFO] [stdout] 387 | fn perform_batch_flush(tasks: Vec<BatchFlushTask>) -> Vec<std::io::Result<()>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/leaf.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl IncrementalChanges {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `disable_incremental_serialization`, `apply_incremental_changes`, and `reset_incremental_changes` are never used
[INFO] [stdout]    --> src/leaf.rs:130:19
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl<const LEAF_FANOUT: usize> Leaf<LEAF_FANOUT> {
[INFO] [stdout]     | ------------------------------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub(crate) fn disable_incremental_serialization(&mut self) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 368 |     pub(crate) fn apply_incremental_changes(&mut self, changes: &IncrementalChanges) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 386 |     pub(crate) fn reset_incremental_changes(&mut self) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db_queue` is never read
[INFO] [stdout]   --> src/atomic_worker.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub(crate) struct AtomicWorker {
[INFO] [stdout]    |                   ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 90 |     db_queue: Option<Arc<SegQueue<DatabaseOperation>>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_counter_names` is never used
[INFO] [stdout]    --> src/atomic_worker.rs:621:19
[INFO] [stdout]     |
[INFO] [stdout]  93 | impl AtomicWorker {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 621 |     pub(crate) fn get_counter_names(&self) -> Vec<String> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `persist_counter` is never used
[INFO] [stdout]    --> src/database_worker.rs:202:19
[INFO] [stdout]     |
[INFO] [stdout]  60 | impl DatabaseWorker {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub(crate) fn persist_counter(&self, counter_name: String, value: u64) -> io::Result<()> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/object_cache.rs:411:35
[INFO] [stdout]     |
[INFO] [stdout] 411 |     pub fn check_into_flush_epoch(&self) -> FlushEpochGuard {
[INFO] [stdout]     |                                   ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 411 |     pub fn check_into_flush_epoch(&self) -> FlushEpochGuard<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.40s
[INFO] running `Command { std: "docker" "inspect" "8a8ed8dce06997ed7d1596b12a1d0159c855c51f7453e2d4a1d1cbf7a1e33a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8ed8dce06997ed7d1596b12a1d0159c855c51f7453e2d4a1d1cbf7a1e33a4a", kill_on_drop: false }`
[INFO] [stdout] 8a8ed8dce06997ed7d1596b12a1d0159c855c51f7453e2d4a1d1cbf7a1e33a4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3c15dcbdb11f82f29e1c2b865f91d7699dcd84c534589cdb252aae488174386
[INFO] running `Command { std: "docker" "start" "-a" "e3c15dcbdb11f82f29e1c2b865f91d7699dcd84c534589cdb252aae488174386", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `LinkedList`
[INFO] [stderr]   --> src/block_cache.rs:13:33
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::collections::{HashMap, LinkedList, VecDeque};
[INFO] [stderr]    |                                 ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/block_cache.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::{Duration, Instant};
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Hash`
[INFO] [stderr]   --> src/block_cache.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::hash::{Hash, Hasher};
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::hash_map::DefaultHasher`
[INFO] [stderr]   --> src/block_cache.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::collections::hash_map::DefaultHasher;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stderr]   --> src/bloom_filter.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 | use serde::{Serialize, Deserialize};
[INFO] [stderr]    |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `debug_log`, `error_log`, `info_log`, and `trace_log`
[INFO] [stderr]   --> src/bloom_filter.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stderr]    |             ^^^^^^^^^  ^^^^^^^^^            ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `trace_log` and `warn_log`
[INFO] [stderr]   --> src/db.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, smart_flush::{SmartFlushScheduler, SmartFlushConfig}};
[INFO] [stderr]    |                        ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `info_log` and `warn_log`
[INFO] [stderr]  --> src/flush_epoch.rs:6:35
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stderr]   |                                   ^^^^^^^^             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error_log` and `info_log`
[INFO] [stderr]  --> src/heap.rs:6:45
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stderr]   |                                             ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `debug_log`, `error_log`, `info_log`, and `warn_log`
[INFO] [stderr]  --> src/id_allocator.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stderr]   |             ^^^^^^^^^             ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stderr]  --> src/leaf.rs:2:35
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stderr]   |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `info_log`
[INFO] [stderr]  --> src/metadata_store.rs:6:56
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stderr]   |                                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/object_cache.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `info_log` and `warn_log`
[INFO] [stderr]  --> src/object_cache.rs:6:35
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, smart_flush::WriteLoadStats};
[INFO] [stderr]   |                                   ^^^^^^^^             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read`, `Seek`, and `self`
[INFO] [stderr]  --> src/platform_utils.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{self, Read, Seek};
[INFO] [stderr]   |               ^^^^  ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/atomic_worker.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]   --> src/atomic_worker.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::time::Instant;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `parking_lot::Mutex`
[INFO] [stderr]   --> src/atomic_worker.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use parking_lot::Mutex;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error_log` and `info_log`
[INFO] [stderr]   --> src/atomic_worker.rs:16:45
[INFO] [stderr]    |
[INFO] [stderr] 16 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stderr]    |                                             ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stderr]  --> src/atomic_operations_manager.rs:9:35
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, InlineArray};
[INFO] [stderr]   |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `parking_lot::Mutex`
[INFO] [stderr]   --> src/database_worker.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use parking_lot::Mutex;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error_log`, `info_log`, and `warn_log`
[INFO] [stderr]   --> src/database_worker.rs:12:35
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::{debug_log, trace_log, warn_log, error_log, info_log, InlineArray};
[INFO] [stderr]    |                                   ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `debug_log` and `info_log`
[INFO] [stderr]   --> src/tree.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 | use crate::{debug_log, trace_log, warn_log, error_log, info_log};
[INFO] [stderr]    |             ^^^^^^^^^                                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]    --> src/lib.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |     use std::path::Path;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Hasher`
[INFO] [stderr]   --> src/block_cache.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::hash::{Hash, Hasher};
[INFO] [stderr]    |                       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bloom_filter.rs:171:13
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let mut new_filter = Self::new(new_element_count, self.target_fpp);
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `interval_ms` is never read
[INFO] [stderr]    --> src/smart_flush.rs:159:31
[INFO] [stderr]     |
[INFO] [stderr] 159 |         let mut interval_ms = self.config.base_interval_ms;
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/config.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let mut features = Vec::new();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/db.rs:597:9
[INFO] [stderr]     |
[INFO] [stderr] 597 |     let mut scheduler = SmartFlushScheduler::new(config);
[INFO] [stderr]     |         ----^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stats`
[INFO] [stderr]    --> src/db.rs:598:9
[INFO] [stderr]     |
[INFO] [stderr] 598 |     let stats = scheduler.get_stats();
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_stats`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flush_epoch.rs:281:37
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         if let Some(mut callback) = callback {
[INFO] [stderr]     |                                     ----^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flush_epoch.rs:302:37
[INFO] [stderr]     |
[INFO] [stderr] 302 |                         if let Some(mut callback) = callback {
[INFO] [stderr]     |                                     ----^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `results`
[INFO] [stderr]    --> src/flush_epoch.rs:354:25
[INFO] [stderr]     |
[INFO] [stderr] 354 |                     let results = perform_batch_flush(batch_tasks);
[INFO] [stderr]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/flush_epoch.rs:373:37
[INFO] [stderr]     |
[INFO] [stderr] 373 | fn perform_flush(epoch: FlushEpoch, data: Vec<u8>) -> std::io::Result<()> {
[INFO] [stderr]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/platform_utils.rs:93:39
[INFO] [stderr]    |
[INFO] [stderr] 93 | pub fn read_exact_at(file: &fs::File, mut buf: &mut [u8], offset: u64) -> std::io::Result<()> {
[INFO] [stderr]    |                                       ----^^^
[INFO] [stderr]    |                                       |
[INFO] [stderr]    |                                       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `remainder`
[INFO] [stderr]   --> src/simd_optimized.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let remainder = min_len % 8;
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stderr] 
[INFO] [stderr] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_avx2` is unsafe and requires unsafe block
[INFO] [stderr]   --> src/simd_optimized.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |                 Self::compare_simd_avx2(a, b, len)
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stderr]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stderr] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stderr]   --> src/simd_optimized.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     unsafe fn compare_simd(a: &[u8], b: &[u8], len: usize) -> Ordering {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_sse2` is unsafe and requires unsafe block
[INFO] [stderr]   --> src/simd_optimized.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 Self::compare_simd_sse2(a, b, len)
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stderr]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stderr] 
[INFO] [stderr] warning[E0133]: call to unsafe function `simd_optimized::SimdComparator::compare_simd_fallback` is unsafe and requires unsafe block
[INFO] [stderr]    --> src/simd_optimized.rs:101:17
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 Self::compare_simd_fallback(a, b, len)
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stderr]     = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `remainder`
[INFO] [stderr]    --> src/simd_optimized.rs:155:13
[INFO] [stderr]     |
[INFO] [stderr] 155 |         let remainder = len % 32;
[INFO] [stderr]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `remainder`
[INFO] [stderr]    --> src/simd_optimized.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |         let remainder = len % 16;
[INFO] [stderr]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `remainder`
[INFO] [stderr]    --> src/simd_optimized.rs:223:13
[INFO] [stderr]     |
[INFO] [stderr] 223 |         let remainder = len % 8;
[INFO] [stderr]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stderr] 
[INFO] [stderr] warning: type `AtomicWorker` is more private than the item `AtomicOperationsManager::atomic_worker`
[INFO] [stderr]    --> src/atomic_operations_manager.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     pub fn atomic_worker(&self) -> &AtomicWorker {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `AtomicOperationsManager::atomic_worker` is reachable at visibility `pub`
[INFO] [stderr]     |
[INFO] [stderr] note: but type `AtomicWorker` is only usable at visibility `pub(crate)`
[INFO] [stderr]    --> src/atomic_worker.rs:76:1
[INFO] [stderr]     |
[INFO] [stderr]  76 | pub(crate) struct AtomicWorker {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `DatabaseWorker` is more private than the item `AtomicOperationsManager::database_worker`
[INFO] [stderr]    --> src/atomic_operations_manager.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |     pub fn database_worker(&self) -> &DatabaseWorker {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `AtomicOperationsManager::database_worker` is reachable at visibility `pub`
[INFO] [stderr]     |
[INFO] [stderr] note: but type `DatabaseWorker` is only usable at visibility `pub(crate)`
[INFO] [stderr]    --> src/database_worker.rs:49:1
[INFO] [stderr]     |
[INFO] [stderr]  49 | pub(crate) struct DatabaseWorker {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `move_to_head` is never used
[INFO] [stderr]    --> src/block_cache.rs:219:8
[INFO] [stderr]     |
[INFO] [stderr] 114 | impl LruCache {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 219 |     fn move_to_head(&mut self, node: &mut Box<LruNode>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]    --> src/block_cache.rs:532:5
[INFO] [stderr]     |
[INFO] [stderr] 530 | pub struct CacheManager {
[INFO] [stderr]     |            ------------ field in this struct
[INFO] [stderr] 531 |     block_cache: Arc<TieredBlockCache>,
[INFO] [stderr] 532 |     config: CacheConfig,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CacheManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OptimizedFlushScheduler` is never constructed
[INFO] [stderr]   --> src/flush_epoch.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct OptimizedFlushScheduler {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `FlushTask` is never used
[INFO] [stderr]   --> src/flush_epoch.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub enum FlushTask {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BatchFlushTask` is never constructed
[INFO] [stderr]   --> src/flush_epoch.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub struct BatchFlushTask {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `FlushPriority` is never used
[INFO] [stderr]   --> src/flush_epoch.rs:66:10
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub enum FlushPriority {
[INFO] [stderr]    |          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FlushConfig` is never constructed
[INFO] [stderr]   --> src/flush_epoch.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub struct FlushConfig {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FlushStats` is never constructed
[INFO] [stderr]    --> src/flush_epoch.rs:106:12
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub struct FlushStats {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/flush_epoch.rs:118:12
[INFO] [stderr]     |
[INFO] [stderr] 116 | impl OptimizedFlushScheduler {
[INFO] [stderr]     | ---------------------------- associated items in this implementation
[INFO] [stderr] 117 |     /// 创建新的优化的flush调度器
[INFO] [stderr] 118 |     pub fn new(config: FlushConfig) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 135 |     fn start_workers(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 154 |     pub fn submit_immediate_flush<F>(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 175 |     pub fn submit_delayed_flush<F>(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 198 |     pub fn submit_batch_flush<F>(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 217 |     pub fn get_stats(&self) -> FlushStats {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 230 |     pub fn shutdown(self) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `worker_loop` is never used
[INFO] [stderr]    --> src/flush_epoch.rs:252:4
[INFO] [stderr]     |
[INFO] [stderr] 252 | fn worker_loop(
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `perform_flush` is never used
[INFO] [stderr]    --> src/flush_epoch.rs:373:4
[INFO] [stderr]     |
[INFO] [stderr] 373 | fn perform_flush(epoch: FlushEpoch, data: Vec<u8>) -> std::io::Result<()> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `perform_batch_flush` is never used
[INFO] [stderr]    --> src/flush_epoch.rs:387:4
[INFO] [stderr]     |
[INFO] [stderr] 387 | fn perform_batch_flush(tasks: Vec<BatchFlushTask>) -> Vec<std::io::Result<()>> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `clear` is never used
[INFO] [stderr]   --> src/leaf.rs:67:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | impl IncrementalChanges {
[INFO] [stderr]    | ----------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 67 |     pub fn clear(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `disable_incremental_serialization`, `apply_incremental_changes`, and `reset_incremental_changes` are never used
[INFO] [stderr]    --> src/leaf.rs:130:19
[INFO] [stderr]     |
[INFO] [stderr] 102 | impl<const LEAF_FANOUT: usize> Leaf<LEAF_FANOUT> {
[INFO] [stderr]     | ------------------------------------------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 130 |     pub(crate) fn disable_incremental_serialization(&mut self) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 368 |     pub(crate) fn apply_incremental_changes(&mut self, changes: &IncrementalChanges) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 386 |     pub(crate) fn reset_incremental_changes(&mut self) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `db_queue` is never read
[INFO] [stderr]   --> src/atomic_worker.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 76 | pub(crate) struct AtomicWorker {
[INFO] [stderr]    |                   ------------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 90 |     db_queue: Option<Arc<SegQueue<DatabaseOperation>>>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_counter_names` is never used
[INFO] [stderr]    --> src/atomic_worker.rs:621:19
[INFO] [stderr]     |
[INFO] [stderr]  93 | impl AtomicWorker {
[INFO] [stderr]     | ----------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 621 |     pub(crate) fn get_counter_names(&self) -> Vec<String> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `persist_counter` is never used
[INFO] [stderr]    --> src/database_worker.rs:202:19
[INFO] [stderr]     |
[INFO] [stderr]  60 | impl DatabaseWorker {
[INFO] [stderr]     | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 202 |     pub(crate) fn persist_counter(&self, counter_name: String, value: u64) -> io::Result<()> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/object_cache.rs:411:35
[INFO] [stderr]     |
[INFO] [stderr] 411 |     pub fn check_into_flush_epoch(&self) -> FlushEpochGuard {
[INFO] [stderr]     |                                   ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 411 |     pub fn check_into_flush_epoch(&self) -> FlushEpochGuard<'_> {
[INFO] [stderr]     |                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0133`.
[INFO] [stderr] warning: `melange_db` (lib) generated 62 warnings (run `cargo fix --lib -p melange_db` to apply 39 suggestions)
[INFO] [stderr] warning: unused import: `melange_db::*`
[INFO] [stderr]  --> examples/macbook_air_m1_compression_zstd.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use melange_db::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]   --> examples/macbook_air_m1_compression_zstd.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::time::Instant;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> examples/macbook_air_m1_compression_zstd.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |           return Ok(());
[INFO] [stderr]    |           ------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 23 | /     {
[INFO] [stderr] 24 | |         eprintln!("❌ 错误: 此示例需要启用 compression-zstd 特性");
[INFO] [stderr] 25 | |         eprintln!("❌ 请使用以下命令运行:");
[INFO] [stderr] 26 | |         eprintln!("❌ cargo run --example macbook_air_m1_compression_zstd --features compression-zstd --release");
[INFO] [stderr] 27 | |         return Err("未启用 compression-zstd 特性".into());
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Db`
[INFO] [stderr]  --> examples/no_logger_test.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | use melange_db::{Db, Config};
[INFO] [stderr]   |                  ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Db`
[INFO] [stderr]  --> examples/rat_logger_demo.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | use melange_db::{Db, Config};
[INFO] [stderr]   |                  ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `rat_logger::LoggerBuilder::init`: 请使用init_global_logger方法
[INFO] [stderr]  --> examples/rat_logger_demo.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 |         .init()?;
[INFO] [stderr]   |          ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> examples/performance_demo.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> examples/performance_demo.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> examples/performance_demo.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, Write};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]  --> tests/integration_test.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::time::Instant;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `melange_db::*`
[INFO] [stderr]  --> examples/macbook_air_m1_compression_lz4.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use melange_db::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]   --> examples/macbook_air_m1_compression_lz4.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::time::Instant;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> examples/macbook_air_m1_compression_lz4.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |           return Ok(());
[INFO] [stderr]    |           ------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 23 | /     {
[INFO] [stderr] 24 | |         eprintln!("❌ 错误: 此示例需要启用 compression-lz4 特性");
[INFO] [stderr] 25 | |         eprintln!("❌ 请使用以下命令运行:");
[INFO] [stderr] 26 | |         eprintln!("❌ cargo run --example macbook_air_m1_compression_lz4 --features compression-lz4 --release");
[INFO] [stderr] 27 | |         return Err("未启用 compression-lz4 特性".into());
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> tests/performance_test.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `melange_db::*`
[INFO] [stderr]  --> examples/macbook_air_m1_compression_none.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use melange_db::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]   --> examples/macbook_air_m1_compression_none.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::time::Instant;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> examples/macbook_air_m1_compression_none.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |           return Ok(());
[INFO] [stderr]    |           ------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 23 | /     {
[INFO] [stderr] 24 | |         eprintln!("❌ 错误: 此示例需要启用 compression-none 特性");
[INFO] [stderr] 25 | |         eprintln!("❌ 请使用以下命令运行:");
[INFO] [stderr] 26 | |         eprintln!("❌ cargo run --example macbook_air_m1_compression_none --features compression-none --release");
[INFO] [stderr] 27 | |         return Err("未启用 compression-none 特性".into());
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `melange_db` (example "macbook_air_m1_compression_zstd") generated 3 warnings (run `cargo fix --example "macbook_air_m1_compression_zstd" -p melange_db` to apply 2 suggestions)
[INFO] [stderr] warning: `melange_db` (example "no_logger_test") generated 1 warning (run `cargo fix --example "no_logger_test" -p melange_db` to apply 1 suggestion)
[INFO] [stderr] warning: `melange_db` (example "rat_logger_demo") generated 2 warnings (run `cargo fix --example "rat_logger_demo" -p melange_db` to apply 1 suggestion)
[INFO] [stderr] warning: `melange_db` (example "performance_demo") generated 3 warnings (run `cargo fix --example "performance_demo" -p melange_db` to apply 3 suggestions)
[INFO] [stderr] warning: `melange_db` (lib test) generated 62 warnings (62 duplicates)
[INFO] [stderr] warning: `melange_db` (test "integration_test") generated 1 warning (run `cargo fix --test "integration_test" -p melange_db` to apply 1 suggestion)
[INFO] [stderr] warning: `melange_db` (example "macbook_air_m1_compression_lz4") generated 3 warnings (run `cargo fix --example "macbook_air_m1_compression_lz4" -p melange_db` to apply 2 suggestions)
[INFO] [stderr] warning: `melange_db` (test "performance_test") generated 1 warning (run `cargo fix --test "performance_test" -p melange_db` to apply 1 suggestion)
[INFO] [stderr] warning: `melange_db` (example "macbook_air_m1_compression_none") generated 3 warnings (run `cargo fix --example "macbook_air_m1_compression_none" -p melange_db` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `melange_db::*`
[INFO] [stderr]  --> tests/mmap_performance_test.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use melange_db::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os::unix::fs::FileExt`
[INFO] [stderr]   --> tests/mmap_performance_test.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::os::unix::fs::FileExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stderr]   --> tests/mmap_performance_test.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let mut rng = rand::thread_rng();
[INFO] [stderr]    |                         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stderr]    --> tests/mmap_performance_test.rs:285:29
[INFO] [stderr]     |
[INFO] [stderr] 285 |         let mut rng = rand::thread_rng();
[INFO] [stderr]     |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Command` and `Stdio`
[INFO] [stderr]   --> tests/optimization_performance_test.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::process::{Command, Stdio};
[INFO] [stderr]    |                    ^^^^^^^  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ConcurrentBloomFilter`
[INFO] [stderr]   --> tests/optimization_performance_test.rs:21:49
[INFO] [stderr]    |
[INFO] [stderr] 21 |     use melange_db::bloom_filter::{BloomFilter, ConcurrentBloomFilter};
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AccessPattern` and `CacheBlock`
[INFO] [stderr]   --> tests/optimization_performance_test.rs:22:62
[INFO] [stderr]    |
[INFO] [stderr] 22 |     use melange_db::block_cache::{CacheManager, CacheConfig, CacheBlock, AccessPattern};
[INFO] [stderr]    |                                                              ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stderr]   --> tests/optimization_performance_test.rs:64:29
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let mut rng = rand::thread_rng();
[INFO] [stderr]    |                             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stderr]    --> tests/optimization_performance_test.rs:253:35
[INFO] [stderr]     |
[INFO] [stderr] 253 |                     *byte = rand::thread_rng().random();
[INFO] [stderr]     |                                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stderr]    --> tests/optimization_performance_test.rs:279:35
[INFO] [stderr]     |
[INFO] [stderr] 279 |             let key_index = rand::thread_rng().random_range(0..test_key_count);
[INFO] [stderr]     |                                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stderr]    --> tests/optimization_performance_test.rs:296:41
[INFO] [stderr]     |
[INFO] [stderr] 296 |             let start_key = &keys[rand::thread_rng().random_range(0..test_key_count)];
[INFO] [stderr]     |                                         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> examples/best_practices.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, Write};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> examples/best_practices.rs:185:14
[INFO] [stderr]     |
[INFO] [stderr] 185 |         let (key, value) = kv?;
[INFO] [stderr]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `melange_db` (test "mmap_performance_test") generated 4 warnings (run `cargo fix --test "mmap_performance_test" -p melange_db` to apply 2 suggestions)
[INFO] [stderr] warning: `melange_db` (test "optimization_performance_test") generated 7 warnings (run `cargo fix --test "optimization_performance_test" -p melange_db` to apply 3 suggestions)
[INFO] [stderr] warning: `melange_db` (example "best_practices") generated 2 warnings (run `cargo fix --example "best_practices" -p melange_db` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/melange_db-c34e192d99b8258f)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test block_cache::tests::test_cache_manager ... ok
[INFO] [stdout] test block_cache::tests::test_lru_cache_basic ... ok
[INFO] [stdout] test block_cache::tests::test_tiered_block_cache ... ok
[INFO] [stdout] test simd_optimized::tests::test_batch_compare ... ok
[INFO] [stdout] test simd_optimized::tests::test_simd_compare_basic ... ok
[INFO] [stdout] test smart_flush::tests::test_smart_flush_scheduler ... ok
[INFO] [stdout] test smart_flush::tests::test_write_load_stats ... ok
[INFO] [stdout] test simd_optimized::tests::test_simd_equals ... ok
[INFO] [stdout] test bloom_filter::tests::test_bloom_filter_basic ... ok
[INFO] [stdout] test bloom_filter::tests::test_concurrent_bloom_filter ... ok
[INFO] [stdout] test bloom_filter::tests::test_bloom_filter_stats ... ok
[INFO] [stdout] test bloom_filter::tests::test_bloom_filter_false_positives ... ok
[INFO] [stdout] test bloom_filter::tests::test_tiered_bloom_filter ... ok
[INFO] [stdout] test platform_utils::tests::test_is_path_writable ... FAILED
[INFO] [stdout] test platform_utils::tests::test_setup_example_db ... FAILED
[INFO] [stdout] test platform_utils::tests::test_prepare_directory ... FAILED
[INFO] [stdout] test platform_utils::tests::test_cleanup_db_directory ... FAILED
[INFO] [stdout] test flush_epoch::concurrent_flush_epoch_burn_in ... ok
[INFO] [stdout] test simd_optimized::tests::test_large_key_performance ... ok
[INFO] [stdout] test simd_optimized::tests::test_small_key_performance ... ok
[INFO] [stdout] test flush_epoch::flush_epoch_basic_functionality ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- platform_utils::tests::test_is_path_writable stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'platform_utils::tests::test_is_path_writable' (36) panicked at src/platform_utils.rs:169:9:
[INFO] [stdout] assertion failed: is_path_writable(&path)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fe61776a732 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fe61776a732 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fe61776a732 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5fe61776a732 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5fe61777b62f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5fe61777b62f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5fe617736f73 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5fe617736f73 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5fe617743572 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5fe61774863f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5fe6177484d1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5fe6175bf28e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5fe6175bf28e - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5fe617748cff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5fe617748cff - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5fe617748a76 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x5fe6177436a9 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5fe61772b1fd - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5fe617783150 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5fe61778312c - core::panicking::panic::h5cbcc2ceb0950681
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5fe617595807 - melange_db::platform_utils::tests::test_is_path_writable::hce93e8e4c1b37435
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:169:9
[INFO] [stdout]   21:     0x5fe617595867 - melange_db::platform_utils::tests::test_is_path_writable::{{closure}}::h132a0f158fd3296e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:167:31
[INFO] [stdout]   22:     0x5fe617584916 - core::ops::function::FnOnce::call_once::hb6e1e81eaf92f091
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5fe6175bf08b - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5fe6175bf08b - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x5fe6175d30ed - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x5fe6175d30ed - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x5fe6175d30ed - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x5fe6175d30ed - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x5fe6175d30ed - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5fe6175d30ed - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x5fe6175d30ed - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x5fe6175ac634 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x5fe6175ac634 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x5fe6175afe8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   35:     0x5fe6175afe8a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x5fe6175afe8a - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x5fe6175afe8a - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x5fe6175afe8a - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5fe6175afe8a - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   40:     0x5fe6175afe8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5fe61773eaaf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   42:     0x5fe61773eaaf - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   43:     0x7d0fd1ea1aa4 - <unknown>
[INFO] [stdout]   44:     0x7d0fd1f2ea64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- platform_utils::tests::test_setup_example_db stdout ----
[INFO] [stdout] 错误: 无法创建目录 "test_setup_1762588107642666_0_db": Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] thread 'platform_utils::tests::test_setup_example_db' (39) panicked at src/platform_utils.rs:140:9:
[INFO] [stdout] 无法准备示例数据库目录: "test_setup_1762588107642666_0_db"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fe61776a732 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fe61776a732 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fe61776a732 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5fe61776a732 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5fe61777b62f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5fe61777b62f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5fe617736f73 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5fe617736f73 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5fe617743572 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5fe61774863f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5fe6177484d1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5fe6175bf28e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5fe6175bf28e - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5fe617748cff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5fe617748cff - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5fe617748aaa - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5fe6177436a9 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5fe61772b1fd - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5fe617783150 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5fe61758bcf1 - melange_db::platform_utils::setup_example_db::h789c589e12d6b710
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:140:9
[INFO] [stdout]   20:     0x5fe6175958a8 - melange_db::platform_utils::tests::test_setup_example_db::hc8677ef245e43700
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:175:20
[INFO] [stdout]   21:     0x5fe617595ba7 - melange_db::platform_utils::tests::test_setup_example_db::{{closure}}::h2daef46f04f96076
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:174:31
[INFO] [stdout]   22:     0x5fe617584ad6 - core::ops::function::FnOnce::call_once::hee1fe311c218686a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5fe6175bf08b - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5fe6175bf08b - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x5fe6175d30ed - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x5fe6175d30ed - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x5fe6175d30ed - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x5fe6175d30ed - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x5fe6175d30ed - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5fe6175d30ed - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x5fe6175d30ed - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x5fe6175ac634 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x5fe6175ac634 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x5fe6175afe8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   35:     0x5fe6175afe8a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x5fe6175afe8a - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x5fe6175afe8a - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x5fe6175afe8a - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5fe6175afe8a - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   40:     0x5fe6175afe8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5fe61773eaaf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   42:     0x5fe61773eaaf - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   43:     0x7d0fd1ea1aa4 - <unknown>
[INFO] [stdout]   44:     0x7d0fd1f2ea64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- platform_utils::tests::test_prepare_directory stdout ----
[INFO] [stdout] 错误: 无法创建目录 "test_prepare": Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] thread 'platform_utils::tests::test_prepare_directory' (37) panicked at src/platform_utils.rs:162:9:
[INFO] [stdout] assertion failed: prepare_directory(&path)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fe61776a732 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fe61776a732 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fe61776a732 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5fe61776a732 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5fe61777b62f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5fe61777b62f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5fe617736f73 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5fe617736f73 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5fe617743572 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5fe61774863f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5fe6177484d1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5fe6175bf28e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5fe6175bf28e - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5fe617748cff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5fe617748cff - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5fe617748a76 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x5fe6177436a9 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5fe61772b1fd - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5fe617783150 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5fe61778312c - core::panicking::panic::h5cbcc2ceb0950681
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5fe617595c57 - melange_db::platform_utils::tests::test_prepare_directory::h422bc7d7f52371d6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:162:9
[INFO] [stdout]   21:     0x5fe617595ce7 - melange_db::platform_utils::tests::test_prepare_directory::{{closure}}::h57a456a299fdf362
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:160:32
[INFO] [stdout]   22:     0x5fe6175845e6 - core::ops::function::FnOnce::call_once::h6b7a3c259db47365
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5fe6175bf08b - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5fe6175bf08b - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x5fe6175d30ed - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x5fe6175d30ed - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x5fe6175d30ed - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x5fe6175d30ed - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x5fe6175d30ed - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5fe6175d30ed - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x5fe6175d30ed - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x5fe6175ac634 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x5fe6175ac634 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x5fe6175afe8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   35:     0x5fe6175afe8a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x5fe6175afe8a - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x5fe6175afe8a - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x5fe6175afe8a - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5fe6175afe8a - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   40:     0x5fe6175afe8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5fe61773eaaf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   42:     0x5fe61773eaaf - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   43:     0x7d0fd1ea1aa4 - <unknown>
[INFO] [stdout]   44:     0x7d0fd1f2ea64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- platform_utils::tests::test_cleanup_db_directory stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'platform_utils::tests::test_cleanup_db_directory' (35) panicked at src/platform_utils.rs:153:35:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fe61776a732 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fe61776a732 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fe61776a732 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5fe61776a732 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5fe61777b62f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5fe61777b62f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5fe617736f73 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5fe617736f73 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5fe617743572 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5fe61774863f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5fe6177484d1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5fe6175bf28e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5fe6175bf28e - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5fe617748cff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5fe617748cff - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5fe617748aaa - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5fe6177436a9 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5fe61772b1fd - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5fe617783150 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5fe617782716 - core::result::unwrap_failed::he05762ef9e6bdf9c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x5fe617595dd0 - core::result::Result<T,E>::unwrap::hd55660b16e7f605f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5fe617595dd0 - melange_db::platform_utils::tests::test_cleanup_db_directory::h4760686936206517
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:153:35
[INFO] [stdout]   22:     0x5fe617595f07 - melange_db::platform_utils::tests::test_cleanup_db_directory::{{closure}}::h8629043a8620ec39
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:151:35
[INFO] [stdout]   23:     0x5fe617584856 - core::ops::function::FnOnce::call_once::hadf7ef1dff297f8c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5fe6175bf08b - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5fe6175bf08b - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5fe6175d30ed - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5fe6175d30ed - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5fe6175d30ed - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5fe6175d30ed - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5fe6175d30ed - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5fe6175d30ed - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5fe6175d30ed - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5fe6175ac634 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5fe6175ac634 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5fe6175afe8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x5fe6175afe8a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5fe6175afe8a - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5fe6175afe8a - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5fe6175afe8a - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5fe6175afe8a - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x5fe6175afe8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5fe61773eaaf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x5fe61773eaaf - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x7d0fd1ea1aa4 - <unknown>
[INFO] [stdout]   45:     0x7d0fd1f2ea64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     platform_utils::tests::test_cleanup_db_directory
[INFO] [stdout]     platform_utils::tests::test_is_path_writable
[INFO] [stdout]     platform_utils::tests::test_prepare_directory
[INFO] [stdout]     platform_utils::tests::test_setup_example_db
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 17 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.76s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "e3c15dcbdb11f82f29e1c2b865f91d7699dcd84c534589cdb252aae488174386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c15dcbdb11f82f29e1c2b865f91d7699dcd84c534589cdb252aae488174386", kill_on_drop: false }`
[INFO] [stdout] e3c15dcbdb11f82f29e1c2b865f91d7699dcd84c534589cdb252aae488174386
