[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] testing ctangam/codecrafters-kafka-rust against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctangam%2Fcodecrafters-kafka-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ctangam/codecrafters-kafka-rust on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.89
[INFO] [stderr]   Downloaded pretty-hex v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 686d29596701eb3e2c789da1abf9de82a97eab87c0e4fa03b0e8db20ab598b6f
[INFO] running `Command { std: "docker" "start" "-a" "686d29596701eb3e2c789da1abf9de82a97eab87c0e4fa03b0e8db20ab598b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "686d29596701eb3e2c789da1abf9de82a97eab87c0e4fa03b0e8db20ab598b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686d29596701eb3e2c789da1abf9de82a97eab87c0e4fa03b0e8db20ab598b6f", kill_on_drop: false }`
[INFO] [stdout] 686d29596701eb3e2c789da1abf9de82a97eab87c0e4fa03b0e8db20ab598b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 561ac35def263658d248a1023f4db71ebfc216db42c7f32a61d8d9df7eda2fd3
[INFO] running `Command { std: "docker" "start" "-a" "561ac35def263658d248a1023f4db71ebfc216db42c7f32a61d8d9df7eda2fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling uuid v1.10.0
[INFO] [stderr]    Compiling pretty-hex v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling 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)]` 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)]` 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)]` 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)]` 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 1m 16s
[INFO] running `Command { std: "docker" "inspect" "561ac35def263658d248a1023f4db71ebfc216db42c7f32a61d8d9df7eda2fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "561ac35def263658d248a1023f4db71ebfc216db42c7f32a61d8d9df7eda2fd3", kill_on_drop: false }`
[INFO] [stdout] 561ac35def263658d248a1023f4db71ebfc216db42c7f32a61d8d9df7eda2fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 071a50271b2951276b10545675c14fba7455b2eee35dabb7d1a78084e534ab14
[INFO] running `Command { std: "docker" "start" "-a" "071a50271b2951276b10545675c14fba7455b2eee35dabb7d1a78084e534ab14", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` 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)]` 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)]` 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)]` 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 `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "071a50271b2951276b10545675c14fba7455b2eee35dabb7d1a78084e534ab14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071a50271b2951276b10545675c14fba7455b2eee35dabb7d1a78084e534ab14", kill_on_drop: false }`
[INFO] [stdout] 071a50271b2951276b10545675c14fba7455b2eee35dabb7d1a78084e534ab14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04429d311538d8bc60159bba3d63a000eb8dbe897b756fdfe6f5b8bdccb229b0
[INFO] running `Command { std: "docker" "start" "-a" "04429d311538d8bc60159bba3d63a000eb8dbe897b756fdfe6f5b8bdccb229b0", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fetch.rs:151:19
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn from_bytes(mut buffer: &mut T) -> Self {
[INFO] [stderr]     |                   ----^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/main.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         _ => unimplemented!()
[INFO] [stderr]    |         ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/main.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         RequestBody::Fetch(ref fetch) => {
[INFO] [stderr]    |         ----------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 74 |         RequestBody::ApiVersion => {
[INFO] [stderr]    |         ----------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 81 |         RequestBody::Describe(ref describe) => {
[INFO] [stderr]    |         ----------------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 89 |         _ => unimplemented!()
[INFO] [stderr]    |         ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error_code`
[INFO] [stderr]   --> src/main.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |             let error_code = match request.header.request_api_version {
[INFO] [stderr]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_code`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `client_id` is never read
[INFO] [stderr]   --> src/request.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct RequestHeader {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 41 |     client_id: (i16, String),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RequestHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `partitions` is never read
[INFO] [stderr]   --> src/fetch.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub struct Topic {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] 88 |     topic_id: u128,
[INFO] [stderr] 89 |     partitions: (u8, Vec<PartitionReq>),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Topic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `partition`, `current_leader_epoch`, `fetch_offset`, `last_fetched_epoch`, `log_start_offset`, and `partition_max_bytes` are never read
[INFO] [stderr]    --> src/fetch.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | pub struct PartitionReq {
[INFO] [stderr]     |            ------------ fields in this struct
[INFO] [stderr] 114 |     partition: i32,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 115 |     current_leader_epoch: i32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 116 |     fetch_offset: i64,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 117 |     last_fetched_epoch: i32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 118 |     log_start_offset: i64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 119 |     partition_max_bytes: i32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `PartitionReq` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `topic_id` and `partitions` are never read
[INFO] [stderr]    --> src/fetch.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub struct ForgottenTopicsData {
[INFO] [stderr]     |            ------------------- fields in this struct
[INFO] [stderr] 146 |     topic_id: u128,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 147 |     partitions: (u8, Vec<i32>),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ForgottenTopicsData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `response_partition_limit` is never read
[INFO] [stderr]   --> src/describe.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct DescribeTopicPartitionsRequest {
[INFO] [stderr]    |            ------------------------------ field in this struct
[INFO] [stderr] 9  |     topics: (u8, Vec<(u8, String)>),
[INFO] [stderr] 10 |     response_partition_limit: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DescribeTopicPartitionsRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/cluster_metadata.rs:8:28
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct ClusterMetadata(Vec<RecordBatch>);
[INFO] [stderr]   |            --------------- ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |            |
[INFO] [stderr]   |            field in this struct
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider removing this field
[INFO] [stderr]   = note: `ClusterMetadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/cluster_metadata.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct RecordBatch {
[INFO] [stderr]    |        ----------- fields in this struct
[INFO] [stderr] 25 |     base_offset: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 26 |     batch_length: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 27 |     partition_leader_epoch: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 28 |     magic_byte: u8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 29 |     crc: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 30 |     attributes: u16,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 31 |     last_offset_delta: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 32 |     base_timestamp: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 33 |     max_timestamp: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 34 |     producer_id: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 35 |     producer_epoch: i16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 36 |     base_sequence: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 37 |     records_length: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 38 |     records: Vec<Record>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RecordBatch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/cluster_metadata.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | struct Record {
[INFO] [stderr]    |        ------ fields in this struct
[INFO] [stderr] 85 |     length: u8,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 86 |     attributes: u8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 87 |     timestamp_delta: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 88 |     offset_delta: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 89 |     key_length: i8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 90 |     key: Option<u8>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 91 |     value_length: i8,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 92 |     frame_version: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 93 |     r#type: u8,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 94 |     version: u8,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 95 |     value: Value,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 96 |     tagged_fields_count: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 97 |     headers_array_count: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/cluster_metadata.rs:151:24
[INFO] [stderr]     |
[INFO] [stderr] 151 |     FeatureLevelRecord(FeatureLevelRecord),
[INFO] [stderr]     |     ------------------ ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 151 -     FeatureLevelRecord(FeatureLevelRecord),
[INFO] [stderr] 151 +     FeatureLevelRecord(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/cluster_metadata.rs:152:17
[INFO] [stderr]     |
[INFO] [stderr] 152 |     TopicRecord(TopicRecord),
[INFO] [stderr]     |     ----------- ^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 152 -     TopicRecord(TopicRecord),
[INFO] [stderr] 152 +     TopicRecord(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/cluster_metadata.rs:153:21
[INFO] [stderr]     |
[INFO] [stderr] 153 |     PartitionRecord(PartitionRecord),
[INFO] [stderr]     |     --------------- ^^^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Value` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 153 -     PartitionRecord(PartitionRecord),
[INFO] [stderr] 153 +     PartitionRecord(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name_length`, `name`, and `feature_level` are never read
[INFO] [stderr]    --> src/cluster_metadata.rs:158:5
[INFO] [stderr]     |
[INFO] [stderr] 157 | struct FeatureLevelRecord {
[INFO] [stderr]     |        ------------------ fields in this struct
[INFO] [stderr] 158 |     name_length: i8,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 159 |     name: String,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 160 |     feature_level: u16,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `FeatureLevelRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name_length`, `topic_name`, and `topic_uuid` are never read
[INFO] [stderr]    --> src/cluster_metadata.rs:179:5
[INFO] [stderr]     |
[INFO] [stderr] 178 | struct TopicRecord {
[INFO] [stderr]     |        ----------- fields in this struct
[INFO] [stderr] 179 |     name_length: i8,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 180 |     topic_name: String,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 181 |     topic_uuid: uuid::Uuid,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `TopicRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]    --> src/cluster_metadata.rs:203:5
[INFO] [stderr]     |
[INFO] [stderr] 202 | struct PartitionRecord {
[INFO] [stderr]     |        --------------- fields in this struct
[INFO] [stderr] 203 |     partition_id: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 204 |     topic_uuid: uuid::Uuid,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 205 |     length_of_replica_array: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 206 |     replica_array: Vec<u32>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 207 |     length_of_isr_array: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 208 |     isr_array: Vec<u32>,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 209 |     length_of_rr_array: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 210 |     rr_array: Vec<u32>,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 211 |     length_of_ar_array: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 212 |     ar_array: Vec<u32>,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 213 |     leader: u32,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 214 |     leader_epoch: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 215 |     partiton_epoch: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 216 |     length_of_directories_array: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 217 |     directories_array: Vec<u128>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `PartitionRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `kafka-starter-rust` (bin "kafka-starter-rust" test) generated 17 warnings (run `cargo fix --bin "kafka-starter-rust" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kafka_starter_rust-26697366b8fc3d12)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass `--bin kafka-starter-rust`
[INFO] [stdout] test describe::test_describe ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- describe::test_describe stdout ----
[INFO] [stdout] 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
[INFO] [stdout] 
[INFO] [stdout] thread 'describe::test_describe' panicked at src/describe.rs:103:44:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: OddLength
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63898a600e52 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63898a600e52 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63898a600e52 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x63898a600e52 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x63898a625f93 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x63898a625f93 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x63898a5fe033 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x63898a5fe033 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x63898a600ca2 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x63898a6023bc - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x63898a602212 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x63898a5c9ae4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x63898a5c9ae4 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x63898a602d9b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x63898a602d9b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x63898a602b6a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x63898a601349 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x63898a6027fd - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x63898a624b10 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x63898a624e86 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x63898a590271 - core::result::Result<T,E>::unwrap::hc0c016e9d172faa3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x63898a590271 - kafka_starter_rust::describe::test_describe::hc091fab7af8c6e41
[INFO] [stdout]                                at /opt/rustwide/workdir/src/describe.rs:103:44
[INFO] [stdout]   22:     0x63898a590271 - kafka_starter_rust::describe::test_describe::{{closure}}::hefd51f6ec7067c4c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/describe.rs:99:19
[INFO] [stdout]   23:     0x63898a590271 - core::ops::function::FnOnce::call_once::hb54a9281133a094d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x63898a5cf26b - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x63898a5cf26b - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x63898a5ce45e - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x63898a5ce45e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x63898a5ce45e - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x63898a5ce45e - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x63898a5ce45e - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x63898a5ce45e - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x63898a5ce45e - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x63898a591fd4 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x63898a591fd4 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x63898a5959aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x63898a5959aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x63898a5959aa - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x63898a5959aa - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x63898a5959aa - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x63898a5959aa - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x63898a5959aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x63898a605cf7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x63898a605cf7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x63898a605cf7 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x7058477f4aa4 - <unknown>
[INFO] [stdout]   46:     0x705847881a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     describe::test_describe
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "04429d311538d8bc60159bba3d63a000eb8dbe897b756fdfe6f5b8bdccb229b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04429d311538d8bc60159bba3d63a000eb8dbe897b756fdfe6f5b8bdccb229b0", kill_on_drop: false }`
[INFO] [stdout] 04429d311538d8bc60159bba3d63a000eb8dbe897b756fdfe6f5b8bdccb229b0
