[INFO] fetching crate rocketmq-client 0.1.0...
[INFO] checking rocketmq-client-0.1.0 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate rocketmq-client 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rocketmq-client 0.1.0
[INFO] finished tweaking crates.io crate rocketmq-client 0.1.0
[INFO] tweaked toml for crates.io crate rocketmq-client 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rocketmq-client 0.1.0 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rocketmq-client 0.1.0 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v1.8.0
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[INFO] [stderr]   Downloaded thiserror v1.0.31
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[INFO] [stderr]   Downloaded serde_derive v1.0.137
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded mio v0.8.3
[INFO] [stderr]   Downloaded serde_json v1.0.81
[INFO] [stderr]   Downloaded syn v1.0.96
[INFO] [stderr]   Downloaded tokio v1.19.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a9f8479545eb2d9717f35e7f9b940ea10fec74ad5b2c983df783c1ddd12bb8f
[INFO] running `Command { std: "docker" "start" "-a" "4a9f8479545eb2d9717f35e7f9b940ea10fec74ad5b2c983df783c1ddd12bb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a9f8479545eb2d9717f35e7f9b940ea10fec74ad5b2c983df783c1ddd12bb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9f8479545eb2d9717f35e7f9b940ea10fec74ad5b2c983df783c1ddd12bb8f", kill_on_drop: false }`
[INFO] [stdout] 4a9f8479545eb2d9717f35e7f9b940ea10fec74ad5b2c983df783c1ddd12bb8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71fec22b4071aa2c3201ac6d7fc8925e84167355ee527c73164d825dfd4fb690
[INFO] running `Command { std: "docker" "start" "-a" "71fec22b4071aa2c3201ac6d7fc8925e84167355ee527c73164d825dfd4fb690", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking parking_lot v0.12.1
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[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking rocketmq-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufMut`, `Buf`, and `BytesMut`
[INFO] [stdout]    --> src/frame.rs:176:17
[INFO] [stdout]     |
[INFO] [stdout] 176 |     use bytes::{Buf, BufMut, BytesMut};
[INFO] [stdout]     |                 ^^^  ^^^^^^  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Frame`, `Language`, and `Type`
[INFO] [stdout]    --> src/frame.rs:178:17
[INFO] [stdout]     |
[INFO] [stdout] 178 |     use super::{Frame, Language, Type};
[INFO] [stdout]     |                 ^^^^^  ^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/publisher.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn publish(&mut self, message: &Message) {}
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConnectionManager` is never constructed
[INFO] [stdout]   --> src/connection.rs:98:19
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub(crate) struct ConnectionManager {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/connection.rs:103:19
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl ConnectionManager {
[INFO] [stdout]     | ---------------------- associated function in this implementation
[INFO] [stdout] 103 |     pub(crate) fn new() -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RequestCode` is never used
[INFO] [stdout]   --> src/frame.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) enum RequestCode {
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Other` is never constructed
[INFO] [stdout]   --> src/frame.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) enum Error {
[INFO] [stdout]    |                 ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 66 |     Other(error::ClientError),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Type` is never used
[INFO] [stdout]   --> src/frame.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub(crate) enum Type {
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/frame.rs:77:8
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl Frame {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  76 |     // Generate next opaque, aka, request identifier.
[INFO] [stdout]  77 |     fn next_opaque() -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  82 |     pub(crate) fn new() -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub(crate) fn put_ext_field(&mut self, key: &str, value: &str) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub(crate) fn remark(&self) -> &str {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub(crate) fn frame_type(&self) -> Type {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     pub(crate) fn mark_response_type(&mut self) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     pub(crate) fn add_ext_headers(&mut self, header: impl Into<HashMap<String, String>>) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub(crate) fn body(&self) -> bytes::Bytes {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `properties` is never read
[INFO] [stdout]   --> src/message.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Message {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub(crate) properties: HashMap<String, String>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `broker_name`, `read_queue_nums`, `write_queue_nums`, `perm`, and `topic_syn_flag` are never read
[INFO] [stdout]   --> src/protocol.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct QueueData {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 31 |     pub(crate) broker_name: String,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 32 |     pub(crate) read_queue_nums: i32,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     pub(crate) write_queue_nums: i32,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 34 |     pub(crate) perm: i32,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 35 |     pub(crate) topic_syn_flag: i32,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `QueueData` 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 `cluster`, `broker_name`, and `broker_addrs` are never read
[INFO] [stdout]   --> src/protocol.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct BrokerData {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 41 |     pub(crate) cluster: String,
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout] 42 |     pub(crate) broker_name: String,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 43 |     pub(crate) broker_addrs: HashMap<i64, String>,
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BrokerData` 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 `order_topic_conf`, `queue_datas`, `broker_datas`, and `filter_server_table` are never read
[INFO] [stdout]   --> src/protocol.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct TopicRouteData {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 49 |     pub(crate) order_topic_conf: Option<String>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 50 |
[INFO] [stdout] 51 |     pub(crate) queue_datas: Vec<QueueData>,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 52 |
[INFO] [stdout] 53 |     pub(crate) broker_datas: Vec<BrokerData>,
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub(crate) filter_server_table: HashMap<String, Vec<String>>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TopicRouteData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Publisher` is never constructed
[INFO] [stdout]  --> src/publisher.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Publisher {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `publish` are never used
[INFO] [stdout]   --> src/publisher.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Publisher {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(group: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn publish(&mut self, message: &Message) {}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RouteManager` is never constructed
[INFO] [stdout]   --> src/route.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct RouteManager {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `route` are never used
[INFO] [stdout]   --> src/route.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl RouteManager {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 20 |     pub(crate) fn new(addrs: &str) -> Result<Self, ClientError> {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub(crate) fn route(
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/publisher.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn publish(&mut self, message: &Message) {}
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manager`
[INFO] [stdout]   --> src/route.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let manager = RouteManager::new(addrs)?;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manager`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConnectionManager` is never constructed
[INFO] [stdout]   --> src/connection.rs:98:19
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub(crate) struct ConnectionManager {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/connection.rs:103:19
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl ConnectionManager {
[INFO] [stdout]     | ---------------------- associated function in this implementation
[INFO] [stdout] 103 |     pub(crate) fn new() -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Other` is never constructed
[INFO] [stdout]   --> src/frame.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) enum Error {
[INFO] [stdout]    |                 ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 66 |     Other(error::ClientError),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` 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 `properties` is never read
[INFO] [stdout]   --> src/message.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Message {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub(crate) properties: HashMap<String, String>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filter_server_table` is never read
[INFO] [stdout]   --> src/protocol.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct TopicRouteData {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub(crate) filter_server_table: HashMap<String, Vec<String>>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TopicRouteData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Publisher` is never constructed
[INFO] [stdout]  --> src/publisher.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Publisher {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `publish` are never used
[INFO] [stdout]   --> src/publisher.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Publisher {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(group: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn publish(&mut self, message: &Message) {}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `endpoints` and `topic_routes` are never read
[INFO] [stdout]   --> src/route.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct RouteManager {
[INFO] [stdout]    |                   ------------ fields in this struct
[INFO] [stdout] 12 |     /// Endpoints remain constant after construction.
[INFO] [stdout] 13 |     endpoints: Arc<RwLock<Vec<SocketAddr>>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     topic_routes: Arc<Mutex<HashMap<String, Arc<protocol::TopicRouteData>>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `route` is never used
[INFO] [stdout]   --> src/route.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl RouteManager {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub(crate) fn route(
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.54s
[INFO] running `Command { std: "docker" "inspect" "71fec22b4071aa2c3201ac6d7fc8925e84167355ee527c73164d825dfd4fb690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71fec22b4071aa2c3201ac6d7fc8925e84167355ee527c73164d825dfd4fb690", kill_on_drop: false }`
[INFO] [stdout] 71fec22b4071aa2c3201ac6d7fc8925e84167355ee527c73164d825dfd4fb690
