[INFO] cloning repository https://github.com/578223592/kafka-rust-codecrafters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/578223592/kafka-rust-codecrafters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F578223592%2Fkafka-rust-codecrafters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F578223592%2Fkafka-rust-codecrafters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f329967cb16c0413b3cdb3a8bfcf97d2f593817e
[INFO] checking 578223592/kafka-rust-codecrafters against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F578223592%2Fkafka-rust-codecrafters" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/578223592/kafka-rust-codecrafters on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/578223592/kafka-rust-codecrafters
[INFO] finished tweaking git repo https://github.com/578223592/kafka-rust-codecrafters
[INFO] tweaked toml for git repo https://github.com/578223592/kafka-rust-codecrafters written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/578223592/kafka-rust-codecrafters 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.5.4
[INFO] [stderr]   Downloaded unicode-ident v1.0.13
[INFO] [stderr]   Downloaded anyhow v1.0.89
[INFO] [stderr]   Downloaded addr2line v0.24.1
[INFO] [stderr]   Downloaded mio v1.0.2
[INFO] [stderr]   Downloaded backtrace v0.3.74
[INFO] [stderr]   Downloaded syn v2.0.77
[INFO] [stderr]   Downloaded object v0.36.4
[INFO] [stderr]   Downloaded gimli v0.31.0
[INFO] [stderr]   Downloaded libc v0.2.158
[INFO] [stderr]   Downloaded tokio v1.40.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea0656d74861432a48d6bd27d7e096184402a1c4ed93999214a0bad3344c4f91
[INFO] running `Command { std: "docker" "start" "-a" "ea0656d74861432a48d6bd27d7e096184402a1c4ed93999214a0bad3344c4f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea0656d74861432a48d6bd27d7e096184402a1c4ed93999214a0bad3344c4f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0656d74861432a48d6bd27d7e096184402a1c4ed93999214a0bad3344c4f91", kill_on_drop: false }`
[INFO] [stdout] ea0656d74861432a48d6bd27d7e096184402a1c4ed93999214a0bad3344c4f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d4a4f1e1f0a617f871a16e3b37a3e6454e7665ce326572bfaeb8f578c07231e
[INFO] running `Command { std: "docker" "start" "-a" "4d4a4f1e1f0a617f871a16e3b37a3e6454e7665ce326572bfaeb8f578c07231e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking kafka-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/error.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 todo!();
[INFO] [stdout]    |                 ------- any code following this expression is unreachable
[INFO] [stdout] 30 |                 return 0;
[INFO] [stdout]    |                 ^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/error.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 todo!();
[INFO] [stdout]    |                 ------- any code following this expression is unreachable
[INFO] [stdout] 34 |                 return 0;
[INFO] [stdout]    |                 ^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/error.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 todo!();
[INFO] [stdout]    |                 ------- any code following this expression is unreachable
[INFO] [stdout] 38 |                 return 0;
[INFO] [stdout]    |                 ^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/error.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 todo!();
[INFO] [stdout]    |                 ------- any code following this expression is unreachable
[INFO] [stdout] 30 |                 return 0;
[INFO] [stdout]    |                 ^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/error.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 todo!();
[INFO] [stdout]    |                 ------- any code following this expression is unreachable
[INFO] [stdout] 34 |                 return 0;
[INFO] [stdout]    |                 ^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/error.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 todo!();
[INFO] [stdout]    |                 ------- any code following this expression is unreachable
[INFO] [stdout] 38 |                 return 0;
[INFO] [stdout]    |                 ^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_id_len`
[INFO] [stdout]   --> src/protocol/v2/mod.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let client_id_len = &request_buf[offset..];
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_id_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Base` and `UnsupportedVersion` are never constructed
[INFO] [stdout]   --> src/error.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub enum KafkaError {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 15 |     Base,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     UnsupportedVersion,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KafkaError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_error_code` is never used
[INFO] [stdout]   --> src/error.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl KafkaError {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 26 |     pub fn get_error_code(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ApiVersionHeader` is never constructed
[INFO] [stdout]   --> src/protocol/v0/mod.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub(crate) struct ApiVersionHeader {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommonResponseBuilder` is never constructed
[INFO] [stdout]    --> src/protocol/v0/mod.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub(crate) struct CommonResponseBuilder {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Body` is never constructed
[INFO] [stdout]    --> src/protocol/v0/mod.rs:147:19
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub(crate) struct Body {}
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message_size`, `body`, and `request_err` are never read
[INFO] [stdout]  --> src/protocol/v2/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct RequsetParserV2 {
[INFO] [stdout]   |                   --------------- fields in this struct
[INFO] [stdout] 5 |     message_size: i32,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 6 |     header: RequsetHeaderParserV2,
[INFO] [stdout] 7 |     body: Vec<u8>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     request_err: Option<KafkaError>,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RequsetParserV2` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `client_id` and `tag_buffer` are never read
[INFO] [stdout]   --> src/protocol/v2/mod.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub(crate) struct RequsetHeaderParserV2 {
[INFO] [stdout]    |                   --------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 58 |     client_id: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 59 |     tag_buffer: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RequsetHeaderParserV2` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_id_len`
[INFO] [stdout]   --> src/protocol/v2/mod.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let client_id_len = &request_buf[offset..];
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_id_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Base` and `UnsupportedVersion` are never constructed
[INFO] [stdout]   --> src/error.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub enum KafkaError {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 15 |     Base,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     UnsupportedVersion,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KafkaError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_error_code` is never used
[INFO] [stdout]   --> src/error.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl KafkaError {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 26 |     pub fn get_error_code(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ApiVersionHeader` is never constructed
[INFO] [stdout]   --> src/protocol/v0/mod.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub(crate) struct ApiVersionHeader {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommonResponseBuilder` is never constructed
[INFO] [stdout]    --> src/protocol/v0/mod.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub(crate) struct CommonResponseBuilder {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Body` is never constructed
[INFO] [stdout]    --> src/protocol/v0/mod.rs:147:19
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub(crate) struct Body {}
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message_size`, `body`, and `request_err` are never read
[INFO] [stdout]  --> src/protocol/v2/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct RequsetParserV2 {
[INFO] [stdout]   |                   --------------- fields in this struct
[INFO] [stdout] 5 |     message_size: i32,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 6 |     header: RequsetHeaderParserV2,
[INFO] [stdout] 7 |     body: Vec<u8>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     request_err: Option<KafkaError>,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RequsetParserV2` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `client_id` and `tag_buffer` are never read
[INFO] [stdout]   --> src/protocol/v2/mod.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub(crate) struct RequsetHeaderParserV2 {
[INFO] [stdout]    |                   --------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 58 |     client_id: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 59 |     tag_buffer: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RequsetHeaderParserV2` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `Command { std: "docker" "inspect" "4d4a4f1e1f0a617f871a16e3b37a3e6454e7665ce326572bfaeb8f578c07231e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4a4f1e1f0a617f871a16e3b37a3e6454e7665ce326572bfaeb8f578c07231e", kill_on_drop: false }`
[INFO] [stdout] 4d4a4f1e1f0a617f871a16e3b37a3e6454e7665ce326572bfaeb8f578c07231e
