[INFO] fetching crate schema-registry-client 0.4.1...
[INFO] checking schema-registry-client-0.4.1 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate schema-registry-client 0.4.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate schema-registry-client 0.4.1
[INFO] finished tweaking crates.io crate schema-registry-client 0.4.1
[INFO] tweaked toml for crates.io crate schema-registry-client 0.4.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate schema-registry-client 0.4.1 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate schema-registry-client 0.4.1 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a9cefd56047c7e22c6a1bdc66d8b325485c7be8cbfc3dda209009010be15b1e
[INFO] running `Command { std: "docker" "start" "-a" "6a9cefd56047c7e22c6a1bdc66d8b325485c7be8cbfc3dda209009010be15b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a9cefd56047c7e22c6a1bdc66d8b325485c7be8cbfc3dda209009010be15b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9cefd56047c7e22c6a1bdc66d8b325485c7be8cbfc3dda209009010be15b1e", kill_on_drop: false }`
[INFO] [stdout] 6a9cefd56047c7e22c6a1bdc66d8b325485c7be8cbfc3dda209009010be15b1e
[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" "-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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dfdd999620d919d161fb365076a2b41eb23f75bbe9c5df833bdf05ac1fae835
[INFO] running `Command { std: "docker" "start" "-a" "1dfdd999620d919d161fb365076a2b41eb23f75bbe9c5df833bdf05ac1fae835", kill_on_drop: false }`
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[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]     Checking hyper-util v0.1.11
[INFO] [stderr]    Compiling trait-variant v0.1.2
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[INFO] [stderr]     Checking hyper-tls v0.6.0
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[INFO] [stdout] warning: unused import: `SerdeType`
[INFO] [stdout]  --> src/serdes/avro.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 |     SerdeError, SerdeFormat, SerdeSchema, SerdeType, SerdeValue, SerializationContext,
[INFO] [stdout]   |                                           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SerdeType`
[INFO] [stdout]  --> src/serdes/json.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 |     SerdeError, SerdeFormat, SerdeSchema, SerdeType, SerdeValue, SerializationContext,
[INFO] [stdout]   |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `validator_for`
[INFO] [stdout]   --> src/serdes/json.rs:16:46
[INFO] [stdout]    |
[INFO] [stdout] 16 | use jsonschema::{ValidationError, Validator, validator_for};
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]   --> src/serdes/json.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes`
[INFO] [stdout]   --> src/serdes/protobuf.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 | use prost::{Message, bytes};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]   --> src/serdes/protobuf.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::io::{BufReader, Cursor};
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/serdes/protobuf.rs:445:14
[INFO] [stdout]     |
[INFO] [stdout] 445 |         let (mut writer_schema, mut pool) = self.get_parsed_schema(&writer_schema_raw).await?;
[INFO] [stdout]     |              ----^^^^^^^^^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::StreamExt`
[INFO] [stdout]   --> src/serdes/avro.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use futures::StreamExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base64::Engine`
[INFO] [stdout]   --> src/serdes/json.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use base64::Engine;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deleted`
[INFO] [stdout]    --> src/rest/mock_dek_registry_client.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let deleted = false;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_deleted`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deleted`
[INFO] [stdout]    --> src/rest/mock_dek_registry_client.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |         deleted: bool,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_deleted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]    --> src/rest/mock_schema_registry_client.rs:223:32
[INFO] [stdout]     |
[INFO] [stdout] 223 |     async fn get_config(&self, subject: &str) -> Result<ServerConfig, Error> {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]    --> src/rest/mock_schema_registry_client.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |         subject: &str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/rest/mock_schema_registry_client.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         config: &ServerConfig,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/rest/mock_schema_registry_client.rs:236:43
[INFO] [stdout]     |
[INFO] [stdout] 236 |     async fn update_default_config(&self, config: &ServerConfig) -> Result<ServerConfig, Error> {
[INFO] [stdout]     |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `latest_schema`
[INFO] [stdout]    --> src/serdes/avro.rs:329:21
[INFO] [stdout]     |
[INFO] [stdout] 329 |         if let Some(ref latest_schema) = latest_schema {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_latest_schema`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_type`
[INFO] [stdout]   --> src/serdes/protobuf.rs:50:64
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn default_reference_subject_name_strategy(ref_name: &str, serde_type: &SerdeType) -> String {
[INFO] [stdout]    |                                                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desc_proto`
[INFO] [stdout]    --> src/serdes/protobuf.rs:564:25
[INFO] [stdout]     |
[INFO] [stdout] 564 |         let (full_name, desc_proto) =
[INFO] [stdout]     |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desc_proto`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serdes/serde.rs:69:27
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 .map_err(|e| Serialization("could not read schema ID".to_string()))?;
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/serdes/serde.rs:753:31
[INFO] [stdout]     |
[INFO] [stdout] 753 |     fn get_rule_action(&self, ctx: &RuleContext, action_name: &str) -> Option<Arc<dyn RuleAction>> {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_config`
[INFO] [stdout]    --> src/serdes/serde.rs:969:9
[INFO] [stdout]     |
[INFO] [stdout] 969 |         client_config: &ClientConfig,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rule_config`
[INFO] [stdout]    --> src/serdes/serde.rs:970:9
[INFO] [stdout]     |
[INFO] [stdout] 970 |         rule_config: &HashMap<String, String>,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rule_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]     --> src/serdes/serde.rs:1073:9
[INFO] [stdout]      |
[INFO] [stdout] 1073 |         msg: &SerdeValue,
[INFO] [stdout]      |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ex`
[INFO] [stdout]     --> src/serdes/serde.rs:1104:9
[INFO] [stdout]      |
[INFO] [stdout] 1104 |         ex: Option<SerdeError>,
[INFO] [stdout]      |         ^^ help: if this is intentional, prefix it with an underscore: `_ex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/serdes/serde.rs:1102:9
[INFO] [stdout]      |
[INFO] [stdout] 1102 |         ctx: &RuleContext,
[INFO] [stdout]      |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]     --> src/serdes/serde.rs:1103:9
[INFO] [stdout]      |
[INFO] [stdout] 1103 |         msg: &SerdeValue,
[INFO] [stdout]      |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `TEST_FILE_DESCRIPTOR_SET` is never used
[INFO] [stdout]   --> src/lib.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | static TEST_FILE_DESCRIPTOR_SET: &[u8] = include_bytes!("codegen/test/file_descriptor_set.bin");
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `TEST_DESCRIPTOR_POOL` is never used
[INFO] [stdout]   --> src/lib.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | static TEST_DESCRIPTOR_POOL: LazyLock<DescriptorPool> = LazyLock::new(|| {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_id_by_schema` and `get_registered_by_id` are never used
[INFO] [stdout]    --> src/rest/schema_registry_client.rs:802:12
[INFO] [stdout]     |
[INFO] [stdout] 680 | impl SchemaStore {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 802 |     pub fn get_id_by_schema(&self, subject: &str, schema: &Schema) -> Option<i32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 825 |     pub fn get_registered_by_id(&self, subject: &str, schema_id: i32) -> Option<RegisteredSchema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `close` is never used
[INFO] [stdout]    --> src/serdes/avro.rs:197:8
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl<'a, T: Client + Sync> AvroSerializer<'a, T> {
[INFO] [stdout]     | ------------------------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 197 |     fn close(&mut self) {}
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `close` is never used
[INFO] [stdout]    --> src/serdes/json.rs:206:8
[INFO] [stdout]     |
[INFO] [stdout]  35 | impl<'a, T: Client + Sync> JsonSerializer<'a, T> {
[INFO] [stdout]     | ------------------------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 206 |     fn close(&mut self) {}
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `close` is never used
[INFO] [stdout]    --> src/serdes/protobuf.rs:329:8
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl<'a, T: Client + Sync> ProtobufSerializer<'a, T> {
[INFO] [stdout]     | ---------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 329 |     fn close(&mut self) {}
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_actions` is never used
[INFO] [stdout]     --> src/serdes/serde.rs:1379:15
[INFO] [stdout]      |
[INFO] [stdout] 1379 | pub(crate) fn get_actions(rule_registry: Option<&RuleRegistry>) -> Vec<Arc<dyn RuleAction>> {
[INFO] [stdout]      |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_overrides` is never used
[INFO] [stdout]     --> src/serdes/serde.rs:1398:15
[INFO] [stdout]      |
[INFO] [stdout] 1398 | pub(crate) fn get_overrides(rule_registry: Option<&RuleRegistry>) -> Vec<RuleOverride> {
[INFO] [stdout]      |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rdkafka v0.37.0
[INFO] [stdout] warning: unused import: `SerdeType`
[INFO] [stdout]  --> src/serdes/avro.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 |     SerdeError, SerdeFormat, SerdeSchema, SerdeType, SerdeValue, SerializationContext,
[INFO] [stdout]   |                                           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SerdeType`
[INFO] [stdout]  --> src/serdes/json.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 |     SerdeError, SerdeFormat, SerdeSchema, SerdeType, SerdeValue, SerializationContext,
[INFO] [stdout]   |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `validator_for`
[INFO] [stdout]   --> src/serdes/json.rs:16:46
[INFO] [stdout]    |
[INFO] [stdout] 16 | use jsonschema::{ValidationError, Validator, validator_for};
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]   --> src/serdes/json.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes`
[INFO] [stdout]   --> src/serdes/protobuf.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 | use prost::{Message, bytes};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]   --> src/serdes/protobuf.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::io::{BufReader, Cursor};
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/serdes/protobuf.rs:445:14
[INFO] [stdout]     |
[INFO] [stdout] 445 |         let (mut writer_schema, mut pool) = self.get_parsed_schema(&writer_schema_raw).await?;
[INFO] [stdout]     |              ----^^^^^^^^^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::StreamExt`
[INFO] [stdout]   --> src/serdes/avro.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use futures::StreamExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base64::Engine`
[INFO] [stdout]   --> src/serdes/json.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use base64::Engine;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deleted`
[INFO] [stdout]    --> src/rest/mock_dek_registry_client.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let deleted = false;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_deleted`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deleted`
[INFO] [stdout]    --> src/rest/mock_dek_registry_client.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |         deleted: bool,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_deleted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]    --> src/rest/mock_schema_registry_client.rs:223:32
[INFO] [stdout]     |
[INFO] [stdout] 223 |     async fn get_config(&self, subject: &str) -> Result<ServerConfig, Error> {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]    --> src/rest/mock_schema_registry_client.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |         subject: &str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/rest/mock_schema_registry_client.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         config: &ServerConfig,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/rest/mock_schema_registry_client.rs:236:43
[INFO] [stdout]     |
[INFO] [stdout] 236 |     async fn update_default_config(&self, config: &ServerConfig) -> Result<ServerConfig, Error> {
[INFO] [stdout]     |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `latest_schema`
[INFO] [stdout]    --> src/serdes/avro.rs:329:21
[INFO] [stdout]     |
[INFO] [stdout] 329 |         if let Some(ref latest_schema) = latest_schema {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_latest_schema`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_type`
[INFO] [stdout]   --> src/serdes/protobuf.rs:50:64
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn default_reference_subject_name_strategy(ref_name: &str, serde_type: &SerdeType) -> String {
[INFO] [stdout]    |                                                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desc_proto`
[INFO] [stdout]    --> src/serdes/protobuf.rs:564:25
[INFO] [stdout]     |
[INFO] [stdout] 564 |         let (full_name, desc_proto) =
[INFO] [stdout]     |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desc_proto`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/serdes/serde.rs:69:27
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 .map_err(|e| Serialization("could not read schema ID".to_string()))?;
[INFO] [stdout]    |                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/serdes/serde.rs:753:31
[INFO] [stdout]     |
[INFO] [stdout] 753 |     fn get_rule_action(&self, ctx: &RuleContext, action_name: &str) -> Option<Arc<dyn RuleAction>> {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_config`
[INFO] [stdout]    --> src/serdes/serde.rs:969:9
[INFO] [stdout]     |
[INFO] [stdout] 969 |         client_config: &ClientConfig,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rule_config`
[INFO] [stdout]    --> src/serdes/serde.rs:970:9
[INFO] [stdout]     |
[INFO] [stdout] 970 |         rule_config: &HashMap<String, String>,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rule_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]     --> src/serdes/serde.rs:1073:9
[INFO] [stdout]      |
[INFO] [stdout] 1073 |         msg: &SerdeValue,
[INFO] [stdout]      |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ex`
[INFO] [stdout]     --> src/serdes/serde.rs:1104:9
[INFO] [stdout]      |
[INFO] [stdout] 1104 |         ex: Option<SerdeError>,
[INFO] [stdout]      |         ^^ help: if this is intentional, prefix it with an underscore: `_ex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/serdes/serde.rs:1102:9
[INFO] [stdout]      |
[INFO] [stdout] 1102 |         ctx: &RuleContext,
[INFO] [stdout]      |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]     --> src/serdes/serde.rs:1103:9
[INFO] [stdout]      |
[INFO] [stdout] 1103 |         msg: &SerdeValue,
[INFO] [stdout]      |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `TEST_FILE_DESCRIPTOR_SET` is never used
[INFO] [stdout]   --> src/lib.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | static TEST_FILE_DESCRIPTOR_SET: &[u8] = include_bytes!("codegen/test/file_descriptor_set.bin");
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `TEST_DESCRIPTOR_POOL` is never used
[INFO] [stdout]   --> src/lib.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | static TEST_DESCRIPTOR_POOL: LazyLock<DescriptorPool> = LazyLock::new(|| {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_id_by_schema` and `get_registered_by_id` are never used
[INFO] [stdout]    --> src/rest/schema_registry_client.rs:802:12
[INFO] [stdout]     |
[INFO] [stdout] 680 | impl SchemaStore {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 802 |     pub fn get_id_by_schema(&self, subject: &str, schema: &Schema) -> Option<i32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 825 |     pub fn get_registered_by_id(&self, subject: &str, schema_id: i32) -> Option<RegisteredSchema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `close` is never used
[INFO] [stdout]    --> src/serdes/avro.rs:197:8
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl<'a, T: Client + Sync> AvroSerializer<'a, T> {
[INFO] [stdout]     | ------------------------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 197 |     fn close(&mut self) {}
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `close` is never used
[INFO] [stdout]    --> src/serdes/json.rs:206:8
[INFO] [stdout]     |
[INFO] [stdout]  35 | impl<'a, T: Client + Sync> JsonSerializer<'a, T> {
[INFO] [stdout]     | ------------------------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 206 |     fn close(&mut self) {}
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `close` is never used
[INFO] [stdout]    --> src/serdes/protobuf.rs:329:8
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl<'a, T: Client + Sync> ProtobufSerializer<'a, T> {
[INFO] [stdout]     | ---------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 329 |     fn close(&mut self) {}
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_actions` is never used
[INFO] [stdout]     --> src/serdes/serde.rs:1379:15
[INFO] [stdout]      |
[INFO] [stdout] 1379 | pub(crate) fn get_actions(rule_registry: Option<&RuleRegistry>) -> Vec<Arc<dyn RuleAction>> {
[INFO] [stdout]      |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_overrides` is never used
[INFO] [stdout]     --> src/serdes/serde.rs:1398:15
[INFO] [stdout]      |
[INFO] [stdout] 1398 | pub(crate) fn get_overrides(rule_registry: Option<&RuleRegistry>) -> Vec<RuleOverride> {
[INFO] [stdout]      |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/serdes/serde.rs:1417:9
[INFO] [stdout]      |
[INFO] [stdout] 1417 |         schema_id.read_from_bytes(&input);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1417 |         let _ = schema_id.read_from_bytes(&input);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/serdes/serde.rs:1432:9
[INFO] [stdout]      |
[INFO] [stdout] 1432 |         schema_id.read_from_bytes(&input);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1432 |         let _ = schema_id.read_from_bytes(&input);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/serdes/serde.rs:1449:9
[INFO] [stdout]      |
[INFO] [stdout] 1449 |         schema_id.read_from_bytes(&input);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1449 |         let _ = schema_id.read_from_bytes(&input);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/serdes/serde.rs:1470:9
[INFO] [stdout]      |
[INFO] [stdout] 1470 |         schema_id.read_from_bytes(&input);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1470 |         let _ = schema_id.read_from_bytes(&input);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 35s
[INFO] running `Command { std: "docker" "inspect" "1dfdd999620d919d161fb365076a2b41eb23f75bbe9c5df833bdf05ac1fae835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dfdd999620d919d161fb365076a2b41eb23f75bbe9c5df833bdf05ac1fae835", kill_on_drop: false }`
[INFO] [stdout] 1dfdd999620d919d161fb365076a2b41eb23f75bbe9c5df833bdf05ac1fae835
