[INFO] cloning repository https://github.com/ctangam/codecrafters-kafka-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctangam/codecrafters-kafka-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctangam%2Fcodecrafters-kafka-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctangam%2Fcodecrafters-kafka-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff96167e0723d19cddff0a5fc54649bc5997b3b1
[INFO] checking ctangam/codecrafters-kafka-rust against try#b66808126f24f2f30898306a881e1676824ea80c for pr-133502-23
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctangam%2Fcodecrafters-kafka-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ctangam/codecrafters-kafka-rust
[INFO] finished tweaking git repo https://github.com/ctangam/codecrafters-kafka-rust
[INFO] tweaked toml for git repo https://github.com/ctangam/codecrafters-kafka-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ctangam/codecrafters-kafka-rust on toolchain b66808126f24f2f30898306a881e1676824ea80c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ctangam/codecrafters-kafka-rust 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" "+b66808126f24f2f30898306a881e1676824ea80c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty-hex v0.4.1
[INFO] [stderr]   Downloaded redox_syscall v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 885db22811f9ebba61e47787265478f43f345c02d2e5566b6ed71d16a4fcbc98
[INFO] running `Command { std: "docker" "start" "885db22811f9ebba61e47787265478f43f345c02d2e5566b6ed71d16a4fcbc98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "885db22811f9ebba61e47787265478f43f345c02d2e5566b6ed71d16a4fcbc98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "885db22811f9ebba61e47787265478f43f345c02d2e5566b6ed71d16a4fcbc98" "/opt/rustwide/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "885db22811f9ebba61e47787265478f43f345c02d2e5566b6ed71d16a4fcbc98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "885db22811f9ebba61e47787265478f43f345c02d2e5566b6ed71d16a4fcbc98" "/opt/rustwide/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking pretty-hex v0.4.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking kafka-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn from_bytes(mut buffer: &mut T) -> Self {
[INFO] [stdout]     |                   ----^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn from_bytes(mut buffer: &mut T) -> Self {
[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: unreachable pattern
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         _ => unimplemented!()
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         RequestBody::Fetch(ref fetch) => {
[INFO] [stdout]    |         ----------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 74 |         RequestBody::ApiVersion => {
[INFO] [stdout]    |         ----------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 81 |         RequestBody::Describe(ref describe) => {
[INFO] [stdout]    |         ----------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 89 |         _ => unimplemented!()
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error_code`
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |             let error_code = match request.header.request_api_version {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_code`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client_id` is never read
[INFO] [stdout]   --> src/request.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct RequestHeader {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     client_id: (i16, String),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RequestHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `partitions` is never read
[INFO] [stdout]   --> src/fetch.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct Topic {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 88 |     topic_id: u128,
[INFO] [stdout] 89 |     partitions: (u8, Vec<PartitionReq>),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Topic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `partition`, `current_leader_epoch`, `fetch_offset`, `last_fetched_epoch`, `log_start_offset`, and `partition_max_bytes` are never read
[INFO] [stdout]    --> src/fetch.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct PartitionReq {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 114 |     partition: i32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 115 |     current_leader_epoch: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 116 |     fetch_offset: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 117 |     last_fetched_epoch: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 118 |     log_start_offset: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 119 |     partition_max_bytes: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PartitionReq` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `topic_id` and `partitions` are never read
[INFO] [stdout]    --> src/fetch.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub struct ForgottenTopicsData {
[INFO] [stdout]     |            ------------------- fields in this struct
[INFO] [stdout] 146 |     topic_id: u128,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 147 |     partitions: (u8, Vec<i32>),
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ForgottenTopicsData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `response_partition_limit` is never read
[INFO] [stdout]   --> src/describe.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct DescribeTopicPartitionsRequest {
[INFO] [stdout]    |            ------------------------------ field in this struct
[INFO] [stdout]  9 |     topics: (u8, Vec<(u8, String)>),
[INFO] [stdout] 10 |     response_partition_limit: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DescribeTopicPartitionsRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/cluster_metadata.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct ClusterMetadata(Vec<RecordBatch>);
[INFO] [stdout]   |            --------------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `ClusterMetadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/cluster_metadata.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct RecordBatch {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 25 |     base_offset: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 26 |     batch_length: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 27 |     partition_leader_epoch: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     magic_byte: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     crc: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 30 |     attributes: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 31 |     last_offset_delta: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 32 |     base_timestamp: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     max_timestamp: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 34 |     producer_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 35 |     producer_epoch: i16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 36 |     base_sequence: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 37 |     records_length: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 38 |     records: Vec<Record>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RecordBatch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/cluster_metadata.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | struct Record {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 85 |     length: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 86 |     attributes: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 87 |     timestamp_delta: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 88 |     offset_delta: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 89 |     key_length: i8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 90 |     key: Option<u8>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 91 |     value_length: i8,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 92 |     frame_version: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 93 |     r#type: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 94 |     version: u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 95 |     value: Value,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 96 |     tagged_fields_count: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 97 |     headers_array_count: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/cluster_metadata.rs:151:24
[INFO] [stdout]     |
[INFO] [stdout] 151 |     FeatureLevelRecord(FeatureLevelRecord),
[INFO] [stdout]     |     ------------------ ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 151 -     FeatureLevelRecord(FeatureLevelRecord),
[INFO] [stdout] 151 +     FeatureLevelRecord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/cluster_metadata.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |     TopicRecord(TopicRecord),
[INFO] [stdout]     |     ----------- ^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 152 -     TopicRecord(TopicRecord),
[INFO] [stdout] 152 +     TopicRecord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/cluster_metadata.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |     PartitionRecord(PartitionRecord),
[INFO] [stdout]     |     --------------- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 153 -     PartitionRecord(PartitionRecord),
[INFO] [stdout] 153 +     PartitionRecord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_length`, `name`, and `feature_level` are never read
[INFO] [stdout]    --> src/cluster_metadata.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | struct FeatureLevelRecord {
[INFO] [stdout]     |        ------------------ fields in this struct
[INFO] [stdout] 158 |     name_length: i8,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 159 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 160 |     feature_level: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FeatureLevelRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_length`, `topic_name`, and `topic_uuid` are never read
[INFO] [stdout]    --> src/cluster_metadata.rs:179:5
[INFO] [stdout]     |
[INFO] [stdout] 178 | struct TopicRecord {
[INFO] [stdout]     |        ----------- fields in this struct
[INFO] [stdout] 179 |     name_length: i8,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 180 |     topic_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 181 |     topic_uuid: uuid::Uuid,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TopicRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/cluster_metadata.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 202 | struct PartitionRecord {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 203 |     partition_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 204 |     topic_uuid: uuid::Uuid,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 205 |     length_of_replica_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 206 |     replica_array: Vec<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 207 |     length_of_isr_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 208 |     isr_array: Vec<u32>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 209 |     length_of_rr_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 210 |     rr_array: Vec<u32>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 211 |     length_of_ar_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 212 |     ar_array: Vec<u32>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 213 |     leader: u32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 214 |     leader_epoch: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 215 |     partiton_epoch: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 216 |     length_of_directories_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 217 |     directories_array: Vec<u128>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PartitionRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         _ => unimplemented!()
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         RequestBody::Fetch(ref fetch) => {
[INFO] [stdout]    |         ----------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 74 |         RequestBody::ApiVersion => {
[INFO] [stdout]    |         ----------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 81 |         RequestBody::Describe(ref describe) => {
[INFO] [stdout]    |         ----------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 89 |         _ => unimplemented!()
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error_code`
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |             let error_code = match request.header.request_api_version {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_code`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client_id` is never read
[INFO] [stdout]   --> src/request.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct RequestHeader {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     client_id: (i16, String),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RequestHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `partitions` is never read
[INFO] [stdout]   --> src/fetch.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct Topic {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 88 |     topic_id: u128,
[INFO] [stdout] 89 |     partitions: (u8, Vec<PartitionReq>),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Topic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `partition`, `current_leader_epoch`, `fetch_offset`, `last_fetched_epoch`, `log_start_offset`, and `partition_max_bytes` are never read
[INFO] [stdout]    --> src/fetch.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct PartitionReq {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 114 |     partition: i32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 115 |     current_leader_epoch: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 116 |     fetch_offset: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 117 |     last_fetched_epoch: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 118 |     log_start_offset: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 119 |     partition_max_bytes: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PartitionReq` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `topic_id` and `partitions` are never read
[INFO] [stdout]    --> src/fetch.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub struct ForgottenTopicsData {
[INFO] [stdout]     |            ------------------- fields in this struct
[INFO] [stdout] 146 |     topic_id: u128,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 147 |     partitions: (u8, Vec<i32>),
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ForgottenTopicsData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `response_partition_limit` is never read
[INFO] [stdout]   --> src/describe.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct DescribeTopicPartitionsRequest {
[INFO] [stdout]    |            ------------------------------ field in this struct
[INFO] [stdout]  9 |     topics: (u8, Vec<(u8, String)>),
[INFO] [stdout] 10 |     response_partition_limit: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DescribeTopicPartitionsRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/cluster_metadata.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct ClusterMetadata(Vec<RecordBatch>);
[INFO] [stdout]   |            --------------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `ClusterMetadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/cluster_metadata.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct RecordBatch {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 25 |     base_offset: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 26 |     batch_length: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 27 |     partition_leader_epoch: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     magic_byte: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     crc: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 30 |     attributes: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 31 |     last_offset_delta: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 32 |     base_timestamp: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     max_timestamp: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 34 |     producer_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 35 |     producer_epoch: i16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 36 |     base_sequence: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 37 |     records_length: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 38 |     records: Vec<Record>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RecordBatch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/cluster_metadata.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | struct Record {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 85 |     length: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 86 |     attributes: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 87 |     timestamp_delta: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 88 |     offset_delta: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 89 |     key_length: i8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 90 |     key: Option<u8>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 91 |     value_length: i8,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 92 |     frame_version: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 93 |     r#type: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 94 |     version: u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 95 |     value: Value,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 96 |     tagged_fields_count: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 97 |     headers_array_count: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/cluster_metadata.rs:151:24
[INFO] [stdout]     |
[INFO] [stdout] 151 |     FeatureLevelRecord(FeatureLevelRecord),
[INFO] [stdout]     |     ------------------ ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 151 -     FeatureLevelRecord(FeatureLevelRecord),
[INFO] [stdout] 151 +     FeatureLevelRecord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/cluster_metadata.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |     TopicRecord(TopicRecord),
[INFO] [stdout]     |     ----------- ^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 152 -     TopicRecord(TopicRecord),
[INFO] [stdout] 152 +     TopicRecord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/cluster_metadata.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |     PartitionRecord(PartitionRecord),
[INFO] [stdout]     |     --------------- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 153 -     PartitionRecord(PartitionRecord),
[INFO] [stdout] 153 +     PartitionRecord(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_length`, `name`, and `feature_level` are never read
[INFO] [stdout]    --> src/cluster_metadata.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | struct FeatureLevelRecord {
[INFO] [stdout]     |        ------------------ fields in this struct
[INFO] [stdout] 158 |     name_length: i8,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 159 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 160 |     feature_level: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FeatureLevelRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_length`, `topic_name`, and `topic_uuid` are never read
[INFO] [stdout]    --> src/cluster_metadata.rs:179:5
[INFO] [stdout]     |
[INFO] [stdout] 178 | struct TopicRecord {
[INFO] [stdout]     |        ----------- fields in this struct
[INFO] [stdout] 179 |     name_length: i8,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 180 |     topic_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 181 |     topic_uuid: uuid::Uuid,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TopicRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/cluster_metadata.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 202 | struct PartitionRecord {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 203 |     partition_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 204 |     topic_uuid: uuid::Uuid,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 205 |     length_of_replica_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 206 |     replica_array: Vec<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 207 |     length_of_isr_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 208 |     isr_array: Vec<u32>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 209 |     length_of_rr_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 210 |     rr_array: Vec<u32>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 211 |     length_of_ar_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 212 |     ar_array: Vec<u32>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 213 |     leader: u32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 214 |     leader_epoch: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 215 |     partiton_epoch: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 216 |     length_of_directories_array: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 217 |     directories_array: Vec<u128>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PartitionRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.47s
[INFO] running `Command { std: "docker" "inspect" "885db22811f9ebba61e47787265478f43f345c02d2e5566b6ed71d16a4fcbc98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "885db22811f9ebba61e47787265478f43f345c02d2e5566b6ed71d16a4fcbc98", kill_on_drop: false }`
[INFO] [stdout] 885db22811f9ebba61e47787265478f43f345c02d2e5566b6ed71d16a4fcbc98
