[INFO] cloning repository https://github.com/peacewalker122/slow-database
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peacewalker122/slow-database" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeacewalker122%2Fslow-database", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeacewalker122%2Fslow-database'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17f08730a9c2c9c1682aa8a21980aa09c680362f
[INFO] checking peacewalker122/slow-database against try#ac4c3613be2acd5395b65d85e5657b81e3c982f0 for pr-154585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeacewalker122%2Fslow-database" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/peacewalker122/slow-database
[INFO] finished tweaking git repo https://github.com/peacewalker122/slow-database
[INFO] tweaked toml for git repo https://github.com/peacewalker122/slow-database written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/peacewalker122/slow-database on toolchain ac4c3613be2acd5395b65d85e5657b81e3c982f0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/peacewalker122/slow-database 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" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking peacewalker122/slow-database against try#ac4c3613be2acd5395b65d85e5657b81e3c982f0 for pr-154585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeacewalker122%2Fslow-database" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/peacewalker122/slow-database
[INFO] finished tweaking git repo https://github.com/peacewalker122/slow-database
[INFO] tweaked toml for git repo https://github.com/peacewalker122/slow-database written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/peacewalker122/slow-database on toolchain ac4c3613be2acd5395b65d85e5657b81e3c982f0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/peacewalker122/slow-database 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" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bloom v0.2.0
[INFO] [stderr]   Downloaded jiff-static v0.2.17
[INFO] [stderr]   Downloaded crossbeam-skiplist v0.1.3
[INFO] [stderr]   Downloaded jiff v0.2.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d0fd1bbd4eb9bf7c758ed2d6e9650081341a9425041a4b83f502560b7d9d054
[INFO] running `Command { std: "docker" "start" "-a" "9d0fd1bbd4eb9bf7c758ed2d6e9650081341a9425041a4b83f502560b7d9d054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d0fd1bbd4eb9bf7c758ed2d6e9650081341a9425041a4b83f502560b7d9d054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0fd1bbd4eb9bf7c758ed2d6e9650081341a9425041a4b83f502560b7d9d054", kill_on_drop: false }`
[INFO] [stdout] 9d0fd1bbd4eb9bf7c758ed2d6e9650081341a9425041a4b83f502560b7d9d054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5513d86d9b2f83f4a8fdf73b8dacd636171247ac5959dfb3f77d511797e42f83
[INFO] running `Command { std: "docker" "start" "-a" "5513d86d9b2f83f4a8fdf73b8dacd636171247ac5959dfb3f77d511797e42f83", kill_on_drop: false }`
[INFO] [stderr]    Compiling zmij v1.0.18
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking jiff v0.2.17
[INFO] [stderr]     Checking thousands v0.2.0
[INFO] [stderr]     Checking mintex v0.1.4
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking chrono v0.4.43
[INFO] [stderr]     Checking uuid v1.19.0
[INFO] [stderr]     Checking crossbeam-skiplist v0.1.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking bloom v0.2.0
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_filter v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking clap v4.5.53
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking dhat v0.3.3
[INFO] [stderr]     Checking wasm-kv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/storage/watcher.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     self,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path::Path`
[INFO] [stdout]    --> src/storage/sstable.rs:882:9
[INFO] [stdout]     |
[INFO] [stdout] 882 |         path::Path,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/storage/watcher.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     self,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut wal_file = TokioFile::open(file_path).await?;
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let mut wal_file = TokioFile::open(file_path).await?;
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]   --> src/storage/recovermanager/wal.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     io::Write,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/kv.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let mut wal_manager = wal::WAL::new();
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record_type`
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:206:17
[INFO] [stdout]     |
[INFO] [stdout] 206 |             let record_type = match record_type_buf[0] {
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_record_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `record_offset` is never read
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |             record_offset = WAL_HEADER_SIZE; // start reading records right after the header if no checkpoint offset is set
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SegmentId` is never constructed
[INFO] [stdout]  --> src/storage/recovermanager/segment.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct SegmentId(pub u64);
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `filename` is never used
[INFO] [stdout]  --> src/storage/recovermanager/segment.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl SegmentId {
[INFO] [stdout]   | -------------- method in this implementation
[INFO] [stdout] 4 |     pub fn filename(&self) -> String {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WALManager` is never constructed
[INFO] [stdout]   --> src/storage/recovermanager/wal.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WALManager {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `write_log`, `recover`, `create_new_wal_file`, and `read_log` are never used
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:36:18
[INFO] [stdout]     |
[INFO] [stdout]  35 | impl WALManager {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  36 |     pub async fn new(wal_dir: PathBuf, max_segment_size: u64) -> Result<Self, std::io::Error> {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     pub async fn write_log(
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub async fn recover(
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     async fn create_new_wal_file(&mut self) -> Result<(), std::io::Error> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     async fn read_log(file_path: PathBuf) -> Result<Vec<WALRecord>, std::io::Error> {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WALRecord` is never constructed
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:308:12
[INFO] [stdout]     |
[INFO] [stdout] 308 | pub struct WALRecord {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode_record` is never used
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:316:10
[INFO] [stdout]     |
[INFO] [stdout] 316 | async fn encode_record(
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WALHeader` is never constructed
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:357:12
[INFO] [stdout]     |
[INFO] [stdout] 357 | pub struct WALHeader {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `encode` and `decode` are never used
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:366:12
[INFO] [stdout]     |
[INFO] [stdout] 364 | impl WALHeader {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 365 |     /// Encode header to bytes
[INFO] [stdout] 366 |     pub fn encode(&self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 382 |     pub fn decode(buf: &Vec<u8>) -> Result<Self, std::io::Error> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/kv.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let mut wal_manager = wal::WAL::new();
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record_type`
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:206:17
[INFO] [stdout]     |
[INFO] [stdout] 206 |             let record_type = match record_type_buf[0] {
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_record_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `record_offset` is never read
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |             record_offset = WAL_HEADER_SIZE; // start reading records right after the header if no checkpoint offset is set
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:460:13
[INFO] [stdout]     |
[INFO] [stdout] 460 |         let mut wal_manager = super::WALManager::new(wal_dir.clone(), 1024 * 1024)
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `async_with_temp_dir` is never used
[INFO] [stdout]    --> src/storage/kv.rs:510:14
[INFO] [stdout]     |
[INFO] [stdout] 510 |     async fn async_with_temp_dir<T, F, Fut>(test_name: &str, test: F) -> T
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `checksum` is never read
[INFO] [stdout]    --> src/storage/recovermanager/wal.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 308 | pub struct WALRecord {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 313 |     pub checksum: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `with_temp_dir` is never used
[INFO] [stdout]    --> src/storage/sstable.rs:887:8
[INFO] [stdout]     |
[INFO] [stdout] 887 |     fn with_temp_dir<T>(test_name: &str, test: impl FnOnce() -> T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.41s
[INFO] running `Command { std: "docker" "inspect" "5513d86d9b2f83f4a8fdf73b8dacd636171247ac5959dfb3f77d511797e42f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5513d86d9b2f83f4a8fdf73b8dacd636171247ac5959dfb3f77d511797e42f83", kill_on_drop: false }`
[INFO] [stdout] 5513d86d9b2f83f4a8fdf73b8dacd636171247ac5959dfb3f77d511797e42f83
