[INFO] cloning repository https://github.com/akseven6221/db_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akseven6221/db_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakseven6221%2Fdb_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakseven6221%2Fdb_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52e9f87f8da3a8440ebce18e1d7259276158a910
[INFO] checking akseven6221/db_rs against master#ff647322379c48947c196639599067665ff9eb88 for pr-151539-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakseven6221%2Fdb_rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/akseven6221/db_rs
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/akseven6221/db_rs
[INFO] tweaked toml for git repo https://github.com/akseven6221/db_rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/akseven6221/db_rs on toolchain ff647322379c48947c196639599067665ff9eb88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/akseven6221/db_rs 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" "+ff647322379c48947c196639599067665ff9eb88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dba13dfce2835702d2b60e6ed7a4a0265ecee196d486f41576719d87ccae9488
[INFO] running `Command { std: "docker" "start" "dba13dfce2835702d2b60e6ed7a4a0265ecee196d486f41576719d87ccae9488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dba13dfce2835702d2b60e6ed7a4a0265ecee196d486f41576719d87ccae9488" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dba13dfce2835702d2b60e6ed7a4a0265ecee196d486f41576719d87ccae9488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dba13dfce2835702d2b60e6ed7a4a0265ecee196d486f41576719d87ccae9488" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking prost v0.11.9
[INFO] [stderr]     Checking bitcask-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/data/data_file.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     self, max_log_record_header_size, LogRecord, LogRecordType, ReadLogRecord,
[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/data/data_file.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     self, max_log_record_header_size, LogRecord, LogRecordType, ReadLogRecord,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `data_file` and `self`
[INFO] [stdout]    --> src/data/data_file.rs:127:23
[INFO] [stdout]     |
[INFO] [stdout] 127 |     use crate::data::{self, data_file};
[INFO] [stdout]     |                       ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `list_keys` and `iterator` are never used
[INFO] [stdout]   --> src/index/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Indexer: Sync + Send {
[INFO] [stdout]    |           ------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn list_keys(&self) -> Result<Vec<Bytes>>;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 24 |     /// 返回索引迭代器
[INFO] [stdout] 25 |     fn iterator(&self, options: IteratorOptions) -> Box<dyn IndexIterator>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IndexIterator` is never used
[INFO] [stdout]   --> src/index/mod.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait IndexIterator: Sync + Send {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BTreeIterator` is never constructed
[INFO] [stdout]   --> src/index/btree.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct BTreeIterator {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_test_key` is never used
[INFO] [stdout]  --> src/util/rand_kv.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_test_key(i: usize) -> Bytes {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_test_value` is never used
[INFO] [stdout]  --> src/util/rand_kv.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_test_value(i: usize) -> Bytes {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `list_keys` is never used
[INFO] [stdout]   --> src/index/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Indexer: Sync + Send {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn list_keys(&self) -> Result<Vec<Bytes>>;
[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 `rewind` is never used
[INFO] [stdout]   --> src/index/mod.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait IndexIterator: Sync + Send {
[INFO] [stdout]    |           ------------- method in this trait
[INFO] [stdout] 38 |     /// rewind 重新回到迭代器的起点，即第一个数据
[INFO] [stdout] 39 |     fn rewind(&mut self);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.96s
[INFO] running `Command { std: "docker" "inspect" "dba13dfce2835702d2b60e6ed7a4a0265ecee196d486f41576719d87ccae9488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba13dfce2835702d2b60e6ed7a4a0265ecee196d486f41576719d87ccae9488", kill_on_drop: false }`
[INFO] [stdout] dba13dfce2835702d2b60e6ed7a4a0265ecee196d486f41576719d87ccae9488
