[INFO] cloning repository https://github.com/ukaushik-98/cc-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ukaushik-98/cc-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukaushik-98%2Fcc-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukaushik-98%2Fcc-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5291d4c9964103bcb062eadd8406653b9ef7dc6b
[INFO] testing ukaushik-98/cc-redis against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukaushik-98%2Fcc-redis" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ukaushik-98/cc-redis
[INFO] finished tweaking git repo https://github.com/ukaushik-98/cc-redis
[INFO] tweaked toml for git repo https://github.com/ukaushik-98/cc-redis written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ukaushik-98/cc-redis on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ukaushik-98/cc-redis 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cadbbcb26ca4878d5b9b42152354a1f0135d284eb1aaf3fc4f69db7690895217
[INFO] running `Command { std: "docker" "start" "-a" "cadbbcb26ca4878d5b9b42152354a1f0135d284eb1aaf3fc4f69db7690895217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cadbbcb26ca4878d5b9b42152354a1f0135d284eb1aaf3fc4f69db7690895217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cadbbcb26ca4878d5b9b42152354a1f0135d284eb1aaf3fc4f69db7690895217", kill_on_drop: false }`
[INFO] [stdout] cadbbcb26ca4878d5b9b42152354a1f0135d284eb1aaf3fc4f69db7690895217
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8391497af3c9ac15ae2d800f61684513f0ef4eb34cf0d9013ce46b9f4e6da099
[INFO] running `Command { std: "docker" "start" "-a" "8391497af3c9ac15ae2d800f61684513f0ef4eb34cf0d9013ce46b9f4e6da099", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling cc v1.0.105
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v2.0.69
[INFO] [stderr]    Compiling indexmap v2.3.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling rustls-pki-types v1.7.0
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling rustls-pemfile v2.1.3
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling clap_builder v4.5.13
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling clap_derive v4.5.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling clap v4.5.13
[INFO] [stderr]    Compiling tokio-util v0.7.11
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.4.5
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling hyper-util v0.1.6
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.5
[INFO] [stderr]    Compiling redis-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `clone`, `fmt::format`, `hash::Hash`, `result`, and `self`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     clone, collections::HashMap, fmt::format, hash::Hash, io::Write, result, sync::{Arc, Mutex}, time::{self, Duration, Instant}
[INFO] [stdout]   |     ^^^^^                        ^^^^^^^^^^^  ^^^^^^^^^^             ^^^^^^                             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufMut` and `Buf`
[INFO] [stdout]  --> src/main.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, BufMut};
[INFO] [stdout]   |             ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reqwest::Client`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use reqwest::Client;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stream` and `tcp::WriteHalf`
[INFO] [stdout]  --> src/main.rs:9:84
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fs::File, io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, net::{tcp::WriteHalf, TcpListener, TcpStream}, stream
[INFO] [stdout]   |                                                                                    ^^^^^^^^^^^^^^                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncBufReadExt`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fs::File, io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, net::{tcp::WriteHalf, TcpListener, TcpStream}, stream
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]  --> src/main.rs:2:59
[INFO] [stdout]   |
[INFO] [stdout] 2 |     clone, collections::HashMap, fmt::format, hash::Hash, io::Write, result, sync::{Arc, Mutex}, time::{self, Duration, Instant}
[INFO] [stdout]   |                                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut db = RedisDB {
[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 variable: `read_stream`
[INFO] [stdout]    --> src/main.rs:171:29
[INFO] [stdout]     |
[INFO] [stdout] 171 |                         let read_stream = match buf_reader.read_buf(&mut buf).await {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_stream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psync_res_write`
[INFO] [stdout]    --> src/main.rs:203:37
[INFO] [stdout]     |
[INFO] [stdout] 203 | ...   let psync_res_write = stream.write_all(&[format!("${}\r\n", decoded_rdb.len()).as_bytes(), &decoded_rdb].concat()).await.unwr...
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psync_res_write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_stream`
[INFO] [stdout]    --> src/main.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 123 |                     let read_stream = match buf_reader.read_buf(&mut buf).await {
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let res = match &args.replicaof {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/main.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let n = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |             let res = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |             let res = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let res = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RedisCommands` is never used
[INFO] [stdout]   --> src/main.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum RedisCommands {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.11s
[INFO] running `Command { std: "docker" "inspect" "8391497af3c9ac15ae2d800f61684513f0ef4eb34cf0d9013ce46b9f4e6da099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8391497af3c9ac15ae2d800f61684513f0ef4eb34cf0d9013ce46b9f4e6da099", kill_on_drop: false }`
[INFO] [stdout] 8391497af3c9ac15ae2d800f61684513f0ef4eb34cf0d9013ce46b9f4e6da099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14088658a26b4415f372923342a11d3180b54cc7ce11ceea887829af991cf9e3
[INFO] running `Command { std: "docker" "start" "-a" "14088658a26b4415f372923342a11d3180b54cc7ce11ceea887829af991cf9e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling redis-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `clone`, `fmt::format`, `hash::Hash`, `result`, and `self`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     clone, collections::HashMap, fmt::format, hash::Hash, io::Write, result, sync::{Arc, Mutex}, time::{self, Duration, Instant}
[INFO] [stdout]   |     ^^^^^                        ^^^^^^^^^^^  ^^^^^^^^^^             ^^^^^^                             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufMut` and `Buf`
[INFO] [stdout]  --> src/main.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, BufMut};
[INFO] [stdout]   |             ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reqwest::Client`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use reqwest::Client;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stream` and `tcp::WriteHalf`
[INFO] [stdout]  --> src/main.rs:9:84
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fs::File, io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, net::{tcp::WriteHalf, TcpListener, TcpStream}, stream
[INFO] [stdout]   |                                                                                    ^^^^^^^^^^^^^^                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncBufReadExt`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fs::File, io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, net::{tcp::WriteHalf, TcpListener, TcpStream}, stream
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]  --> src/main.rs:2:59
[INFO] [stdout]   |
[INFO] [stdout] 2 |     clone, collections::HashMap, fmt::format, hash::Hash, io::Write, result, sync::{Arc, Mutex}, time::{self, Duration, Instant}
[INFO] [stdout]   |                                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut db = RedisDB {
[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 variable: `read_stream`
[INFO] [stdout]    --> src/main.rs:171:29
[INFO] [stdout]     |
[INFO] [stdout] 171 |                         let read_stream = match buf_reader.read_buf(&mut buf).await {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_stream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psync_res_write`
[INFO] [stdout]    --> src/main.rs:203:37
[INFO] [stdout]     |
[INFO] [stdout] 203 | ...   let psync_res_write = stream.write_all(&[format!("${}\r\n", decoded_rdb.len()).as_bytes(), &decoded_rdb].concat()).await.unwr...
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psync_res_write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_stream`
[INFO] [stdout]    --> src/main.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 123 |                     let read_stream = match buf_reader.read_buf(&mut buf).await {
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let res = match &args.replicaof {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/main.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let n = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |             let res = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |             let res = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/main.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let res = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RedisCommands` is never used
[INFO] [stdout]   --> src/main.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum RedisCommands {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "14088658a26b4415f372923342a11d3180b54cc7ce11ceea887829af991cf9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14088658a26b4415f372923342a11d3180b54cc7ce11ceea887829af991cf9e3", kill_on_drop: false }`
[INFO] [stdout] 14088658a26b4415f372923342a11d3180b54cc7ce11ceea887829af991cf9e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 278ccec77cb804d4c8b0c336bdd896e55371494f9867b26b287c13f0512517bf
[INFO] running `Command { std: "docker" "start" "-a" "278ccec77cb804d4c8b0c336bdd896e55371494f9867b26b287c13f0512517bf", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `clone`, `fmt::format`, `hash::Hash`, `result`, and `self`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     clone, collections::HashMap, fmt::format, hash::Hash, io::Write, result, sync::{Arc, Mutex}, time::{self, Duration, Instant}
[INFO] [stderr]   |     ^^^^^                        ^^^^^^^^^^^  ^^^^^^^^^^             ^^^^^^                             ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufMut` and `Buf`
[INFO] [stderr]  --> src/main.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 | use bytes::{Buf, BufMut};
[INFO] [stderr]   |             ^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `reqwest::Client`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use reqwest::Client;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `stream` and `tcp::WriteHalf`
[INFO] [stderr]  --> src/main.rs:9:84
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fs::File, io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, net::{tcp::WriteHalf, TcpListener, TcpStream}, stream
[INFO] [stderr]   |                                                                                    ^^^^^^^^^^^^^^                           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AsyncBufReadExt`
[INFO] [stderr]  --> src/main.rs:9:20
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fs::File, io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, net::{tcp::WriteHalf, TcpListener, TcpStream}, stream
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `io::Write`
[INFO] [stderr]  --> src/main.rs:2:59
[INFO] [stderr]   |
[INFO] [stderr] 2 |     clone, collections::HashMap, fmt::format, hash::Hash, io::Write, result, sync::{Arc, Mutex}, time::{self, Duration, Instant}
[INFO] [stderr]   |                                                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let mut db = RedisDB {
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `read_stream`
[INFO] [stderr]    --> src/main.rs:171:29
[INFO] [stderr]     |
[INFO] [stderr] 171 |                         let read_stream = match buf_reader.read_buf(&mut buf).await {
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_stream`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `psync_res_write`
[INFO] [stderr]    --> src/main.rs:203:37
[INFO] [stderr]     |
[INFO] [stderr] 203 | ...   let psync_res_write = stream.write_all(&[format!("${}\r\n", decoded_rdb.len()).as_bytes(), &decoded_rdb].concat()).await.unwr...
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psync_res_write`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `read_stream`
[INFO] [stderr]    --> src/main.rs:123:25
[INFO] [stderr]     |
[INFO] [stderr] 123 |                     let read_stream = match buf_reader.read_buf(&mut buf).await {
[INFO] [stderr]     |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_stream`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/main.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let res = match &args.replicaof {
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/main.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |             let n = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/main.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |             let res = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/main.rs:89:17
[INFO] [stderr]    |
[INFO] [stderr] 89 |             let res = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/main.rs:96:17
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let res = socket.read_buf(&mut buf).await.unwrap();
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: enum `RedisCommands` is never used
[INFO] [stderr]   --> src/main.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 13 | enum RedisCommands {
[INFO] [stderr]    |      ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `redis-starter-rust` (bin "redis-starter-rust" test) generated 16 warnings (run `cargo fix --bin "redis-starter-rust" -p redis-starter-rust --tests` to apply 13 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/redis_starter_rust-ebced0ead7854f37)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "278ccec77cb804d4c8b0c336bdd896e55371494f9867b26b287c13f0512517bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278ccec77cb804d4c8b0c336bdd896e55371494f9867b26b287c13f0512517bf", kill_on_drop: false }`
[INFO] [stdout] 278ccec77cb804d4c8b0c336bdd896e55371494f9867b26b287c13f0512517bf
