[INFO] cloning repository https://github.com/scheshan/kvs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scheshan/kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscheshan%2Fkvs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscheshan%2Fkvs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57bc383a38a232bba6cb9b2b7a738f9fc0e232e1
[INFO] testing scheshan/kvs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscheshan%2Fkvs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/scheshan/kvs
[INFO] finished tweaking git repo https://github.com/scheshan/kvs
[INFO] tweaked toml for git repo https://github.com/scheshan/kvs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/scheshan/kvs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/scheshan/kvs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9e0b7f9b075f280d4c6cb9e33ea4cdcdc64c1bf7d35a6dda944b41868bfce92
[INFO] running `Command { std: "docker" "start" "-a" "b9e0b7f9b075f280d4c6cb9e33ea4cdcdc64c1bf7d35a6dda944b41868bfce92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9e0b7f9b075f280d4c6cb9e33ea4cdcdc64c1bf7d35a6dda944b41868bfce92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e0b7f9b075f280d4c6cb9e33ea4cdcdc64c1bf7d35a6dda944b41868bfce92", kill_on_drop: false }`
[INFO] [stdout] b9e0b7f9b075f280d4c6cb9e33ea4cdcdc64c1bf7d35a6dda944b41868bfce92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0adf3d72aa541e2242818a5de03c409ceaa97cca5327415e44dc83619d8f612
[INFO] running `Command { std: "docker" "start" "-a" "f0adf3d72aa541e2242818a5de03c409ceaa97cca5327415e44dc83619d8f612", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling clap_builder v4.5.47
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling clap v4.5.47
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/log.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufWriter, Seek, SeekFrom, Write};
[INFO] [stdout]   |                                          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/record.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let x = reader.read_exact(&mut header)?;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/record.rs:92:31
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn read_string(&mut self, len: usize) -> Result<String> {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/record.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             Err(e) => None,
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `dir` are never read
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct KvStore {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     id: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 29 |     dir: PathBuf,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get` is never used
[INFO] [stdout]   --> src/record.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Record {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn get(key: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_frame` and `read_string` are never used
[INFO] [stdout]   --> src/record.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl RecordIter {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn read_frame(&mut self) -> Result<Record> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     fn read_string(&mut self, len: usize) -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_clone` is never used
[INFO] [stdout]   --> src/log.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl LogReader {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn try_clone(&self) -> Result<Self> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/bin/kvs_server.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     loop {
[INFO] [stdout] 28 | |         let stream = listener.accept()?;
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/bin/kvs_client.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let args = Args::parse();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs_server.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let store = KvStore::open(&dir)?;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/bin/kvs_server.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let stream = listener.accept()?;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/bin/kvs_server.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn handle(stream: TcpStream) {
[INFO] [stdout]    |           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle` is never used
[INFO] [stdout]   --> src/bin/kvs_server.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn handle(stream: TcpStream) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.32s
[INFO] running `Command { std: "docker" "inspect" "f0adf3d72aa541e2242818a5de03c409ceaa97cca5327415e44dc83619d8f612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0adf3d72aa541e2242818a5de03c409ceaa97cca5327415e44dc83619d8f612", kill_on_drop: false }`
[INFO] [stdout] f0adf3d72aa541e2242818a5de03c409ceaa97cca5327415e44dc83619d8f612
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8872cb77ccb72e166e6d7c48f4eb0c8273efdff5af9ac9735f7db2a10d04a3f0
[INFO] running `Command { std: "docker" "start" "-a" "8872cb77ccb72e166e6d7c48f4eb0c8273efdff5af9ac9735f7db2a10d04a3f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling serde_derive v1.0.225
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/log.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufWriter, Seek, SeekFrom, Write};
[INFO] [stdout]   |                                          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/record.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let x = reader.read_exact(&mut header)?;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/record.rs:92:31
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn read_string(&mut self, len: usize) -> Result<String> {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/record.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             Err(e) => None,
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `dir` are never read
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct KvStore {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     id: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 29 |     dir: PathBuf,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get` is never used
[INFO] [stdout]   --> src/record.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Record {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn get(key: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_frame` and `read_string` are never used
[INFO] [stdout]   --> src/record.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl RecordIter {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn read_frame(&mut self) -> Result<Record> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     fn read_string(&mut self, len: usize) -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_clone` is never used
[INFO] [stdout]   --> src/log.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl LogReader {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn try_clone(&self) -> Result<Self> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/bin/kvs_client.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let args = Args::parse();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/bin/kvs_server.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     loop {
[INFO] [stdout] 28 | |         let stream = listener.accept()?;
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs_server.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let store = KvStore::open(&dir)?;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/bin/kvs_server.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let stream = listener.accept()?;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/bin/kvs_server.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn handle(stream: TcpStream) {
[INFO] [stdout]    |           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle` is never used
[INFO] [stdout]   --> src/bin/kvs_server.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn handle(stream: TcpStream) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling tempfile v3.22.0
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling predicates v1.0.8
[INFO] [stderr]    Compiling assert_cmd v0.11.1
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/log.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufWriter, Seek, SeekFrom, Write};
[INFO] [stdout]   |                                          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/record.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let x = reader.read_exact(&mut header)?;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/record.rs:92:31
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn read_string(&mut self, len: usize) -> Result<String> {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/record.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             Err(e) => None,
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `dir` are never read
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct KvStore {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     id: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 29 |     dir: PathBuf,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get` is never used
[INFO] [stdout]   --> src/record.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Record {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn get(key: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_frame` and `read_string` are never used
[INFO] [stdout]   --> src/record.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl RecordIter {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn read_frame(&mut self) -> Result<Record> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     fn read_string(&mut self, len: usize) -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_clone` is never used
[INFO] [stdout]   --> src/log.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl LogReader {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn try_clone(&self) -> Result<Self> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/bin/kvs_server.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     loop {
[INFO] [stdout] 28 | |         let stream = listener.accept()?;
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs_server.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let store = KvStore::open(&dir)?;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/bin/kvs_server.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let stream = listener.accept()?;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/bin/kvs_server.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn handle(stream: TcpStream) {
[INFO] [stdout]    |           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle` is never used
[INFO] [stdout]   --> src/bin/kvs_server.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn handle(stream: TcpStream) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/bin/kvs_client.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let args = Args::parse();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "8872cb77ccb72e166e6d7c48f4eb0c8273efdff5af9ac9735f7db2a10d04a3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8872cb77ccb72e166e6d7c48f4eb0c8273efdff5af9ac9735f7db2a10d04a3f0", kill_on_drop: false }`
[INFO] [stdout] 8872cb77ccb72e166e6d7c48f4eb0c8273efdff5af9ac9735f7db2a10d04a3f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d91cee13697f300b8b5943227ea7dc62d179f2b30d120e9ac27360898a52c082
[INFO] running `Command { std: "docker" "start" "-a" "d91cee13697f300b8b5943227ea7dc62d179f2b30d120e9ac27360898a52c082", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stdout] 
[INFO] [stderr]  --> src/log.rs:5:42
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 5 | use std::io::{BufWriter, Seek, SeekFrom, Write};
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   --> src/record.rs:56:13
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 56 |         let x = reader.read_exact(&mut header)?;
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/record.rs:92:31
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 92 |     fn read_string(&mut self, len: usize) -> Result<String> {
[INFO] [stdout] 
[INFO] [stderr]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 17 tests
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stdout] test cli_no_args ... ok
[INFO] [stderr]    --> src/record.rs:109:17
[INFO] [stdout] test remove_key ... ok
[INFO] [stderr]     |
[INFO] [stdout] test get_non_existent_value ... ok
[INFO] [stderr] 109 |             Err(e) => None,
[INFO] [stdout] test cli_version ... ok
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] test cli_invalid_subcommand ... ok
[INFO] [stderr] 
[INFO] [stdout] test overwrite_value ... ok
[INFO] [stderr] warning: fields `id` and `dir` are never read
[INFO] [stdout] test get_stored_value ... ok
[INFO] [stderr]   --> src/lib.rs:28:5
[INFO] [stdout] test cli_invalid_get ... ok
[INFO] [stderr]    |
[INFO] [stdout] test cli_rm_non_existent_key ... ok
[INFO] [stderr] 24 | pub struct KvStore {
[INFO] [stdout] test cli_get_non_existent_key ... ok
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stdout] test remove_non_existent_key ... ok
[INFO] [stderr] ...
[INFO] [stdout] test cli_set ... ok
[INFO] [stderr] 28 |     id: u64,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 29 |     dir: PathBuf,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `get` is never used
[INFO] [stderr]   --> src/record.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Record {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub fn get(key: String) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `read_frame` and `read_string` are never used
[INFO] [stderr]   --> src/record.rs:88:8
[INFO] [stderr]    |
[INFO] [stderr] 83 | impl RecordIter {
[INFO] [stderr]    | --------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 88 |     fn read_frame(&mut self) -> Result<Record> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 92 |     fn read_string(&mut self, len: usize) -> Result<String> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `try_clone` is never used
[INFO] [stderr]   --> src/log.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl LogReader {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn try_clone(&self) -> Result<Self> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kvs` (lib) generated 8 warnings
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/bin/kvs_server.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | /     loop {
[INFO] [stderr] 28 | |         let stream = listener.accept()?;
[INFO] [stderr] 29 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 30 |
[INFO] [stderr] 31 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `store`
[INFO] [stderr]   --> src/bin/kvs_server.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let store = KvStore::open(&dir)?;
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]   --> src/bin/kvs_server.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let stream = listener.accept()?;
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]   --> src/bin/kvs_server.rs:34:11
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn handle(stream: TcpStream) {
[INFO] [stderr]    |           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stderr] 
[INFO] [stderr] warning: function `handle` is never used
[INFO] [stderr]   --> src/bin/kvs_server.rs:34:4
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn handle(stream: TcpStream) {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/bin/kvs_client.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let args = Args::parse();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kvs` (bin "kvs-server") generated 5 warnings
[INFO] [stderr] warning: `kvs` (bin "kvs-client") generated 1 warning
[INFO] [stderr] warning: `kvs` (bin "kvs-client" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `kvs` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr] warning: `kvs` (bin "kvs-server" test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kvs-09c2b80018deba7e)
[INFO] [stderr]      Running unittests src/bin/kvs.rs (/opt/rustwide/target/debug/deps/kvs-2998c22cfb033549)
[INFO] [stderr]      Running unittests src/bin/kvs_client.rs (/opt/rustwide/target/debug/deps/kvs_client-162d169a7cc0f284)
[INFO] [stderr]      Running unittests src/bin/kvs_server.rs (/opt/rustwide/target/debug/deps/kvs_server-f22ee12b151a97ce)
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-8827fdf854444864)
[INFO] [stdout] test cli_get_stored ... ok
[INFO] [stdout] test cli_invalid_rm ... ok
[INFO] [stdout] test cli_invalid_set ... ok
[INFO] [stdout] test cli_rm_stored ... ok
[INFO] [stdout] test compaction ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- compaction stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'compaction' panicked at tests/tests.rs:300:5:
[INFO] [stdout] No compaction detected
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bf85e37c372 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bf85e37c372 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bf85e37c372 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5bf85e37c372 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5bf85e3a3633 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5bf85e3a3633 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5bf85e378aa3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5bf85e378aa3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5bf85e37c1c2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5bf85e37dd3c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5bf85e37db92 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5bf85e32cec4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5bf85e32cec4 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5bf85e37e71b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5bf85e37e71b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5bf85e37e4b6 - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x5bf85e37c869 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5bf85e37e17d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5bf85e3a1ee0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5bf85e2ead18 - tests::compaction::h90459712ca3afc7a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tests.rs:300:5
[INFO] [stdout]   20:     0x5bf85e2ead18 - tests::compaction::{{closure}}::h6c91ee7c154bc0f2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tests.rs:260:20
[INFO] [stdout]   21:     0x5bf85e2ead18 - core::ops::function::FnOnce::call_once::h1f5591594ea70994
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5bf85e3325fb - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5bf85e3325fb - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   24:     0x5bf85e33183e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   25:     0x5bf85e33183e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x5bf85e33183e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   27:     0x5bf85e33183e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   28:     0x5bf85e33183e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5bf85e33183e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   30:     0x5bf85e33183e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   31:     0x5bf85e2f53e4 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   32:     0x5bf85e2f53e4 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   33:     0x5bf85e2f8d8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   34:     0x5bf85e2f8d8a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x5bf85e2f8d8a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   36:     0x5bf85e2f8d8a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   37:     0x5bf85e2f8d8a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x5bf85e2f8d8a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   39:     0x5bf85e2f8d8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x5bf85e381957 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   41:     0x5bf85e381957 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x5bf85e381957 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   43:     0x7a65ee8c4aa4 - <unknown>
[INFO] [stdout]   44:     0x7a65ee951a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     compaction
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.15s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test tests`
[INFO] running `Command { std: "docker" "inspect" "d91cee13697f300b8b5943227ea7dc62d179f2b30d120e9ac27360898a52c082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91cee13697f300b8b5943227ea7dc62d179f2b30d120e9ac27360898a52c082", kill_on_drop: false }`
[INFO] [stdout] d91cee13697f300b8b5943227ea7dc62d179f2b30d120e9ac27360898a52c082
