[INFO] fetching crate melange_db 0.1.5...
[INFO] testing melange_db-0.1.5 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate melange_db 0.1.5 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate melange_db 0.1.5
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate melange_db 0.1.5
[INFO] tweaked toml for crates.io crate melange_db 0.1.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate melange_db 0.1.5 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate melange_db 0.1.5 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
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[INFO] [stdout] aa621ccb84132c02738ddc0bd12e50f200bc0cd14520f98b7cee9e65cab7bf76
[INFO] running `Command { std: "docker" "start" "-a" "aa621ccb84132c02738ddc0bd12e50f200bc0cd14520f98b7cee9e65cab7bf76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa621ccb84132c02738ddc0bd12e50f200bc0cd14520f98b7cee9e65cab7bf76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa621ccb84132c02738ddc0bd12e50f200bc0cd14520f98b7cee9e65cab7bf76", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "63b48497070d86af6650f8501e77f81d4bb629cda22bafb7398537146f64575c", kill_on_drop: false }`
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[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)]` 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 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:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `interval_ms` is never read
[INFO] [stdout]    --> src/smart_flush.rs:159:17
[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)]` 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: 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)]` on by default
[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: `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: 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: `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)]` 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: 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)]` 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: 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 34.39s
[INFO] running `Command { std: "docker" "inspect" "63b48497070d86af6650f8501e77f81d4bb629cda22bafb7398537146f64575c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b48497070d86af6650f8501e77f81d4bb629cda22bafb7398537146f64575c", kill_on_drop: false }`
[INFO] [stdout] 63b48497070d86af6650f8501e77f81d4bb629cda22bafb7398537146f64575c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe6efa55e76952348cf1a2434147c1521384e4dbf8039c5783dedda735401a0b
[INFO] running `Command { std: "docker" "start" "-a" "fe6efa55e76952348cf1a2434147c1521384e4dbf8039c5783dedda735401a0b", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling clap_builder v4.5.47
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling tempfile v3.22.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling clap v4.5.47
[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 regex v1.11.2
[INFO] [stderr]    Compiling rat_logger v0.2.8
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling melange_db v0.1.5 (/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)]` 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 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:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `interval_ms` is never read
[INFO] [stdout]    --> src/smart_flush.rs:159:17
[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)]` 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: 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)]` on by default
[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: `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: 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: `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)]` 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: 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)]` 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: 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: `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)]` 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)]` on by default
[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)]` 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: 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)]` 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: 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)]` 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_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)]` 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)]` 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: 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)]` on by default
[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)]` on by default
[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)]` 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: 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)]` 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: 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)]` 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: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: 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 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)]` 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)]` 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 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:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     use std::path::Path;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[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)]` 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: 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)]` on by default
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `interval_ms` is never read
[INFO] [stdout]    --> src/smart_flush.rs:159:17
[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)]` 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: 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)]` on by default
[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: `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: 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: `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)]` 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: 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)]` 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: 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 15.66s
[INFO] running `Command { std: "docker" "inspect" "fe6efa55e76952348cf1a2434147c1521384e4dbf8039c5783dedda735401a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6efa55e76952348cf1a2434147c1521384e4dbf8039c5783dedda735401a0b", kill_on_drop: false }`
[INFO] [stdout] fe6efa55e76952348cf1a2434147c1521384e4dbf8039c5783dedda735401a0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2cf64f307d479ae8bfb25aca57e2fdb484679ac57a8ea5fc915b49a5cead04ad
[INFO] running `Command { std: "docker" "start" "-a" "2cf64f307d479ae8bfb25aca57e2fdb484679ac57a8ea5fc915b49a5cead04ad", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[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)]` 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 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:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |     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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `interval_ms` is never read
[INFO] [stderr]    --> src/smart_flush.rs:159:17
[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)]` 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: 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)]` on by default
[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: `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: 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: `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)]` 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: 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)]` 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: 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 50 warnings (run `cargo fix --lib -p melange_db` to apply 25 suggestions)
[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)]` 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)]` 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)]` 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)]` 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)]` 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::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)]` 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)]` 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: `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)]` 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 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)]` on by default
[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)]` 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: `melange_db` (example "macbook_air_m1_compression_lz4") generated 3 warnings (run `cargo fix --example "macbook_air_m1_compression_lz4"` to apply 2 suggestions)
[INFO] [stderr] warning: `melange_db` (example "macbook_air_m1_compression_none") generated 3 warnings (run `cargo fix --example "macbook_air_m1_compression_none"` to apply 2 suggestions)
[INFO] [stderr] warning: `melange_db` (example "rat_logger_demo") generated 2 warnings (run `cargo fix --example "rat_logger_demo"` to apply 1 suggestion)
[INFO] [stderr] warning: `melange_db` (test "integration_test") generated 1 warning (run `cargo fix --test "integration_test"` to apply 1 suggestion)
[INFO] [stderr] warning: `melange_db` (example "performance_demo") generated 3 warnings (run `cargo fix --example "performance_demo"` to apply 3 suggestions)
[INFO] [stderr] warning: `melange_db` (test "mmap_performance_test") generated 4 warnings (run `cargo fix --test "mmap_performance_test"` to apply 2 suggestions)
[INFO] [stderr] warning: `melange_db` (example "no_logger_test") generated 1 warning (run `cargo fix --example "no_logger_test"` to apply 1 suggestion)
[INFO] [stderr] warning: `melange_db` (lib test) generated 50 warnings (50 duplicates)
[INFO] [stderr] warning: `melange_db` (test "optimization_performance_test") generated 7 warnings (run `cargo fix --test "optimization_performance_test"` to apply 3 suggestions)
[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)]` on by default
[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)]` 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)]` on by default
[INFO] [stderr] 
[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)]` 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `melange_db` (test "performance_test") generated 1 warning (run `cargo fix --test "performance_test"` to apply 1 suggestion)
[INFO] [stderr] warning: `melange_db` (example "best_practices") generated 2 warnings (run `cargo fix --example "best_practices"` to apply 1 suggestion)
[INFO] [stderr] warning: `melange_db` (example "macbook_air_m1_compression_zstd") generated 3 warnings (run `cargo fix --example "macbook_air_m1_compression_zstd"` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/melange_db-b16075863da89b57)
[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 bloom_filter::tests::test_bloom_filter_basic ... ok
[INFO] [stdout] test block_cache::tests::test_tiered_block_cache ... ok
[INFO] [stdout] test bloom_filter::tests::test_bloom_filter_stats ... ok
[INFO] [stdout] test bloom_filter::tests::test_concurrent_bloom_filter ... ok
[INFO] [stdout] test bloom_filter::tests::test_tiered_bloom_filter ... ok
[INFO] [stdout] test bloom_filter::tests::test_bloom_filter_false_positives ... ok
[INFO] [stdout] test simd_optimized::tests::test_batch_compare ... ok
[INFO] [stdout] test simd_optimized::tests::test_simd_equals ... ok
[INFO] [stdout] test simd_optimized::tests::test_simd_compare_basic ... ok
[INFO] [stdout] test smart_flush::tests::test_write_load_stats ... ok
[INFO] [stdout] test smart_flush::tests::test_smart_flush_scheduler ... ok
[INFO] [stdout] test platform_utils::tests::test_cleanup_db_directory ... FAILED
[INFO] [stdout] test platform_utils::tests::test_prepare_directory ... FAILED
[INFO] [stdout] test platform_utils::tests::test_setup_example_db ... FAILED
[INFO] [stdout] test platform_utils::tests::test_is_path_writable ... 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_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:     0x55e1d4e9b802 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55e1d4e9b802 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55e1d4e9b802 - std::sys::backtrace::_print_fmt::h11496fe34963a885
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x55e1d4e9b802 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hff1a9408d012ee89
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x55e1d4ebff1f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x55e1d4ebff1f - core::fmt::write::h2f1fc679f228cc52
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x55e1d4e87d83 - std::io::default_write_fmt::h12bd533187bc883d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x55e1d4e87d83 - std::io::Write::write_fmt::h926a1fdfdcb90065
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x55e1d4e9b652 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x55e1d4e8638c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x55e1d4e86209 - std::panicking::default_hook::h43da101644971931
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x55e1d4cdfaee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4b2012949041da5d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x55e1d4cdfaee - test::test_main_with_exit_callback::{{closure}}::h53c9154cdc260357
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x55e1d4e86993 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h911f2e3e7e84b764
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x55e1d4e86993 - std::panicking::panic_with_hook::hb4e916c3e65eccec
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x55e1d4e9b1da - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x55e1d4e9b139 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x55e1d4e8706d - __rustc[b29d3319de9a3146]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x55e1d4ec6590 - core::panicking::panic_fmt::h5f8d281875be5ff1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x55e1d4ec7566 - core::result::unwrap_failed::hbb243a6a8b53218d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5
[INFO] [stdout]   20:     0x55e1d4cbbef0 - core::result::Result<T,E>::unwrap::h95861fa93dc346dd
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1223:23
[INFO] [stdout]   21:     0x55e1d4cbbef0 - melange_db::platform_utils::tests::test_cleanup_db_directory::h3fd303b430c24ddb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:153:35
[INFO] [stdout]   22:     0x55e1d4cbbe07 - melange_db::platform_utils::tests::test_cleanup_db_directory::{{closure}}::h0beded960eefebfc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:151:35
[INFO] [stdout]   23:     0x55e1d4cb3446 - core::ops::function::FnOnce::call_once::hd8b2060f81ed02ec
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x55e1d4ce502b - core::ops::function::FnOnce::call_once::haf4e03bb51ef1351
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x55e1d4ce502b - test::__rust_begin_short_backtrace::h50f5566ee84f2f21
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x55e1d4ce8225 - test::run_test_in_process::{{closure}}::heb3733b71d876eca
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x55e1d4ce8225 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he2fe41e1b161faa9
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55e1d4ce8225 - std::panicking::catch_unwind::do_call::h00aa383d8fd97a09
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x55e1d4ce8225 - std::panicking::catch_unwind::he482e1914bc21641
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x55e1d4ce8225 - std::panic::catch_unwind::h86ac9705098f4f22
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x55e1d4ce8225 - test::run_test_in_process::h636a992821e3c6aa
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x55e1d4ce8225 - test::run_test::{{closure}}::he454cc9a192df79f
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x55e1d4d0dbd4 - test::run_test::{{closure}}::haec47455908dff86
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x55e1d4d0dbd4 - std::sys::backtrace::__rust_begin_short_backtrace::h230785972524cdc1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x55e1d4cf47ea - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::haa5a562db4cde838
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x55e1d4cf47ea - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h89254f37a55d0a87
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55e1d4cf47ea - std::panicking::catch_unwind::do_call::h499f5a462f019d9d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x55e1d4cf47ea - std::panicking::catch_unwind::h6736fbbb1a264383
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x55e1d4cf47ea - std::panic::catch_unwind::h49ea7bdd1cbee572
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x55e1d4cf47ea - std::thread::Builder::spawn_unchecked_::{{closure}}::h653dfa62acf32f5a
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x55e1d4cf47ea - core::ops::function::FnOnce::call_once{{vtable.shim}}::h82582a626a045a45
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x55e1d4e70d8f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4ab26c07513156cc
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x55e1d4e70d8f - std::sys::pal::unix::thread::Thread::new::thread_start::h66ff1bba185a50cf
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x7b4fe447daa4 - <unknown>
[INFO] [stdout]   45:     0x7b4fe450aa34 - clone
[INFO] [stdout]   46:                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' (38) panicked at src/platform_utils.rs:162:9:
[INFO] [stdout] assertion failed: prepare_directory(&path)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e1d4e9b802 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55e1d4e9b802 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55e1d4e9b802 - std::sys::backtrace::_print_fmt::h11496fe34963a885
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x55e1d4e9b802 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hff1a9408d012ee89
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x55e1d4ebff1f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x55e1d4ebff1f - core::fmt::write::h2f1fc679f228cc52
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x55e1d4e87d83 - std::io::default_write_fmt::h12bd533187bc883d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x55e1d4e87d83 - std::io::Write::write_fmt::h926a1fdfdcb90065
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x55e1d4e9b652 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x55e1d4e8638c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x55e1d4e86209 - std::panicking::default_hook::h43da101644971931
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x55e1d4cdfaee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4b2012949041da5d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x55e1d4cdfaee - test::test_main_with_exit_callback::{{closure}}::h53c9154cdc260357
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x55e1d4e86993 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h911f2e3e7e84b764
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x55e1d4e86993 - std::panicking::panic_with_hook::hb4e916c3e65eccec
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x55e1d4e9b1a6 - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x55e1d4e9b139 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x55e1d4e8706d - __rustc[b29d3319de9a3146]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x55e1d4ec6590 - core::panicking::panic_fmt::h5f8d281875be5ff1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x55e1d4ec620c - core::panicking::panic::h7985379807a7ee96
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x55e1d4cbc3b7 - melange_db::platform_utils::tests::test_prepare_directory::h2545a95c75515f4a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:162:9
[INFO] [stdout]   21:     0x55e1d4cbbcf7 - melange_db::platform_utils::tests::test_prepare_directory::{{closure}}::h15ee27703efd8028
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:160:32
[INFO] [stdout]   22:     0x55e1d4cb4d96 - core::ops::function::FnOnce::call_once::hb72852f9293a689c
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x55e1d4ce502b - core::ops::function::FnOnce::call_once::haf4e03bb51ef1351
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x55e1d4ce502b - test::__rust_begin_short_backtrace::h50f5566ee84f2f21
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x55e1d4ce8225 - test::run_test_in_process::{{closure}}::heb3733b71d876eca
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x55e1d4ce8225 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he2fe41e1b161faa9
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x55e1d4ce8225 - std::panicking::catch_unwind::do_call::h00aa383d8fd97a09
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x55e1d4ce8225 - std::panicking::catch_unwind::he482e1914bc21641
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x55e1d4ce8225 - std::panic::catch_unwind::h86ac9705098f4f22
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x55e1d4ce8225 - test::run_test_in_process::h636a992821e3c6aa
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x55e1d4ce8225 - test::run_test::{{closure}}::he454cc9a192df79f
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x55e1d4d0dbd4 - test::run_test::{{closure}}::haec47455908dff86
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x55e1d4d0dbd4 - std::sys::backtrace::__rust_begin_short_backtrace::h230785972524cdc1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x55e1d4cf47ea - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::haa5a562db4cde838
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x55e1d4cf47ea - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h89254f37a55d0a87
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x55e1d4cf47ea - std::panicking::catch_unwind::do_call::h499f5a462f019d9d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x55e1d4cf47ea - std::panicking::catch_unwind::h6736fbbb1a264383
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x55e1d4cf47ea - std::panic::catch_unwind::h49ea7bdd1cbee572
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x55e1d4cf47ea - std::thread::Builder::spawn_unchecked_::{{closure}}::h653dfa62acf32f5a
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x55e1d4cf47ea - core::ops::function::FnOnce::call_once{{vtable.shim}}::h82582a626a045a45
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   41:     0x55e1d4e70d8f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4ab26c07513156cc
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x55e1d4e70d8f - std::sys::pal::unix::thread::Thread::new::thread_start::h66ff1bba185a50cf
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   43:     0x7b4fe447daa4 - <unknown>
[INFO] [stdout]   44:     0x7b4fe450aa34 - 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_1759374381154890_0_db": Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] thread 'platform_utils::tests::test_setup_example_db' (40) panicked at src/platform_utils.rs:140:9:
[INFO] [stdout] 无法准备示例数据库目录: "test_setup_1759374381154890_0_db"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e1d4e9b802 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55e1d4e9b802 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55e1d4e9b802 - std::sys::backtrace::_print_fmt::h11496fe34963a885
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x55e1d4e9b802 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hff1a9408d012ee89
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x55e1d4ebff1f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x55e1d4ebff1f - core::fmt::write::h2f1fc679f228cc52
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x55e1d4e87d83 - std::io::default_write_fmt::h12bd533187bc883d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x55e1d4e87d83 - std::io::Write::write_fmt::h926a1fdfdcb90065
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x55e1d4e9b652 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x55e1d4e8638c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x55e1d4e86209 - std::panicking::default_hook::h43da101644971931
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x55e1d4cdfaee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4b2012949041da5d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x55e1d4cdfaee - test::test_main_with_exit_callback::{{closure}}::h53c9154cdc260357
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x55e1d4e86993 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h911f2e3e7e84b764
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x55e1d4e86993 - std::panicking::panic_with_hook::hb4e916c3e65eccec
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x55e1d4e9b1da - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x55e1d4e9b139 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x55e1d4e8706d - __rustc[b29d3319de9a3146]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x55e1d4ec6590 - core::panicking::panic_fmt::h5f8d281875be5ff1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x55e1d4cce439 - melange_db::platform_utils::setup_example_db::hc923b959f3acc985
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:140:9
[INFO] [stdout]   20:     0x55e1d4cbc038 - melange_db::platform_utils::tests::test_setup_example_db::hdebc2ca5bf648c1c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:175:20
[INFO] [stdout]   21:     0x55e1d4cbc477 - melange_db::platform_utils::tests::test_setup_example_db::{{closure}}::h16ec476b8ed02512
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:174:31
[INFO] [stdout]   22:     0x55e1d4cb3e66 - core::ops::function::FnOnce::call_once::h792bfd799fb847c7
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x55e1d4ce502b - core::ops::function::FnOnce::call_once::haf4e03bb51ef1351
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x55e1d4ce502b - test::__rust_begin_short_backtrace::h50f5566ee84f2f21
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x55e1d4ce8225 - test::run_test_in_process::{{closure}}::heb3733b71d876eca
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x55e1d4ce8225 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he2fe41e1b161faa9
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x55e1d4ce8225 - std::panicking::catch_unwind::do_call::h00aa383d8fd97a09
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x55e1d4ce8225 - std::panicking::catch_unwind::he482e1914bc21641
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x55e1d4ce8225 - std::panic::catch_unwind::h86ac9705098f4f22
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x55e1d4ce8225 - test::run_test_in_process::h636a992821e3c6aa
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x55e1d4ce8225 - test::run_test::{{closure}}::he454cc9a192df79f
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x55e1d4d0dbd4 - test::run_test::{{closure}}::haec47455908dff86
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x55e1d4d0dbd4 - std::sys::backtrace::__rust_begin_short_backtrace::h230785972524cdc1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x55e1d4cf47ea - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::haa5a562db4cde838
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x55e1d4cf47ea - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h89254f37a55d0a87
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x55e1d4cf47ea - std::panicking::catch_unwind::do_call::h499f5a462f019d9d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x55e1d4cf47ea - std::panicking::catch_unwind::h6736fbbb1a264383
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x55e1d4cf47ea - std::panic::catch_unwind::h49ea7bdd1cbee572
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x55e1d4cf47ea - std::thread::Builder::spawn_unchecked_::{{closure}}::h653dfa62acf32f5a
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x55e1d4cf47ea - core::ops::function::FnOnce::call_once{{vtable.shim}}::h82582a626a045a45
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   41:     0x55e1d4e70d8f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4ab26c07513156cc
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x55e1d4e70d8f - std::sys::pal::unix::thread::Thread::new::thread_start::h66ff1bba185a50cf
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   43:     0x7b4fe447daa4 - <unknown>
[INFO] [stdout]   44:     0x7b4fe450aa34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- platform_utils::tests::test_is_path_writable stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'platform_utils::tests::test_is_path_writable' (37) panicked at src/platform_utils.rs:169:9:
[INFO] [stdout] assertion failed: is_path_writable(&path)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e1d4e9b802 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55e1d4e9b802 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55e1d4e9b802 - std::sys::backtrace::_print_fmt::h11496fe34963a885
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x55e1d4e9b802 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hff1a9408d012ee89
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x55e1d4ebff1f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x55e1d4ebff1f - core::fmt::write::h2f1fc679f228cc52
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x55e1d4e87d83 - std::io::default_write_fmt::h12bd533187bc883d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x55e1d4e87d83 - std::io::Write::write_fmt::h926a1fdfdcb90065
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x55e1d4e9b652 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x55e1d4e8638c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x55e1d4e86209 - std::panicking::default_hook::h43da101644971931
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x55e1d4cdfaee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4b2012949041da5d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x55e1d4cdfaee - test::test_main_with_exit_callback::{{closure}}::h53c9154cdc260357
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x55e1d4e86993 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h911f2e3e7e84b764
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x55e1d4e86993 - std::panicking::panic_with_hook::hb4e916c3e65eccec
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x55e1d4e9b1a6 - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x55e1d4e9b139 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x55e1d4e8706d - __rustc[b29d3319de9a3146]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x55e1d4ec6590 - core::panicking::panic_fmt::h5f8d281875be5ff1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x55e1d4ec620c - core::panicking::panic::h7985379807a7ee96
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x55e1d4cbbda7 - melange_db::platform_utils::tests::test_is_path_writable::h53a21f1a123ab3c3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:169:9
[INFO] [stdout]   21:     0x55e1d4cbc447 - melange_db::platform_utils::tests::test_is_path_writable::{{closure}}::h6b813a1c2cdf1365
[INFO] [stdout]                                at /opt/rustwide/workdir/src/platform_utils.rs:167:31
[INFO] [stdout]   22:     0x55e1d4cb4ea6 - core::ops::function::FnOnce::call_once::heafc2d8f82db37af
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x55e1d4ce502b - core::ops::function::FnOnce::call_once::haf4e03bb51ef1351
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x55e1d4ce502b - test::__rust_begin_short_backtrace::h50f5566ee84f2f21
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x55e1d4ce8225 - test::run_test_in_process::{{closure}}::heb3733b71d876eca
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x55e1d4ce8225 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he2fe41e1b161faa9
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x55e1d4ce8225 - std::panicking::catch_unwind::do_call::h00aa383d8fd97a09
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x55e1d4ce8225 - std::panicking::catch_unwind::he482e1914bc21641
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x55e1d4ce8225 - std::panic::catch_unwind::h86ac9705098f4f22
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x55e1d4ce8225 - test::run_test_in_process::h636a992821e3c6aa
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x55e1d4ce8225 - test::run_test::{{closure}}::he454cc9a192df79f
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x55e1d4d0dbd4 - test::run_test::{{closure}}::haec47455908dff86
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x55e1d4d0dbd4 - std::sys::backtrace::__rust_begin_short_backtrace::h230785972524cdc1
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x55e1d4cf47ea - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::haa5a562db4cde838
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x55e1d4cf47ea - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h89254f37a55d0a87
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x55e1d4cf47ea - std::panicking::catch_unwind::do_call::h499f5a462f019d9d
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x55e1d4cf47ea - std::panicking::catch_unwind::h6736fbbb1a264383
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x55e1d4cf47ea - std::panic::catch_unwind::h49ea7bdd1cbee572
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x55e1d4cf47ea - std::thread::Builder::spawn_unchecked_::{{closure}}::h653dfa62acf32f5a
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x55e1d4cf47ea - core::ops::function::FnOnce::call_once{{vtable.shim}}::h82582a626a045a45
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   41:     0x55e1d4e70d8f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h4ab26c07513156cc
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x55e1d4e70d8f - std::sys::pal::unix::thread::Thread::new::thread_start::h66ff1bba185a50cf
[INFO] [stdout]                                at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   43:     0x7b4fe447daa4 - <unknown>
[INFO] [stdout]   44:     0x7b4fe450aa34 - clone
[INFO] [stdout]   45:                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 3.30s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "2cf64f307d479ae8bfb25aca57e2fdb484679ac57a8ea5fc915b49a5cead04ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf64f307d479ae8bfb25aca57e2fdb484679ac57a8ea5fc915b49a5cead04ad", kill_on_drop: false }`
[INFO] [stdout] 2cf64f307d479ae8bfb25aca57e2fdb484679ac57a8ea5fc915b49a5cead04ad
