[INFO] cloning repository https://github.com/zem12345678/tonic-etcd-microservice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zem12345678/tonic-etcd-microservice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzem12345678%2Ftonic-etcd-microservice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzem12345678%2Ftonic-etcd-microservice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f7da4b32596e699f87a2d77a80c3bb80fcb2938
[INFO] checking zem12345678/tonic-etcd-microservice against master#ff647322379c48947c196639599067665ff9eb88 for pr-151539-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzem12345678%2Ftonic-etcd-microservice" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zem12345678/tonic-etcd-microservice
[INFO] finished tweaking git repo https://github.com/zem12345678/tonic-etcd-microservice
[INFO] tweaked toml for git repo https://github.com/zem12345678/tonic-etcd-microservice written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zem12345678/tonic-etcd-microservice on toolchain ff647322379c48947c196639599067665ff9eb88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zem12345678/tonic-etcd-microservice 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" "+ff647322379c48947c196639599067665ff9eb88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.216
[INFO] [stderr]   Downloaded etcd-client v0.14.0
[INFO] [stderr]   Downloaded miniz_oxide v0.8.1
[INFO] [stderr]   Downloaded serde_derive v1.0.216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "c5655013cc2f97e7d4318ba6a89ea2b0b5edd3c3c090c26c02cd5babe253242c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5655013cc2f97e7d4318ba6a89ea2b0b5edd3c3c090c26c02cd5babe253242c" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5655013cc2f97e7d4318ba6a89ea2b0b5edd3c3c090c26c02cd5babe253242c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5655013cc2f97e7d4318ba6a89ea2b0b5edd3c3c090c26c02cd5babe253242c" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]    Compiling prettyplease v0.2.25
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling quote v1.0.37
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[INFO] [stderr]     Checking socket2 v0.5.8
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[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking tower v0.5.2
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[INFO] [stderr]    Compiling prost-derive v0.13.4
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling pin-project-internal v1.1.7
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking tokio v1.42.0
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tracing v0.1.41
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[INFO] [stderr]     Checking axum-core v0.4.5
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[INFO] [stderr]    Compiling prost v0.13.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling prost-types v0.13.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling prost-build v0.13.4
[INFO] [stderr]    Compiling tonic-build v0.12.3
[INFO] [stderr]     Checking axum v0.7.9
[INFO] [stderr]    Compiling etcd-client v0.14.0
[INFO] [stderr]    Compiling wallet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.13
[INFO] [stderr]     Checking tokio-stream v0.1.17
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[INFO] [stdout] warning: unused import: `tokio::signal`
[INFO] [stdout]  --> src/server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::signal;
[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: `tokio::signal::unix::signal`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::signal::unix::signal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::signal`
[INFO] [stdout]  --> src/server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::signal;
[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: `tokio::signal::unix::signal`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::signal::unix::signal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/server.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 _ => {}
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/server.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 etcd_client::EventType::Put => {
[INFO] [stdout]    |                 --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 73 |                 etcd_client::EventType::Delete => {
[INFO] [stdout]    |                 ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 77 |                 _ => {}
[INFO] [stdout]    |                 ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::signal`
[INFO] [stdout]  --> src/server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::signal;
[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: `tokio::signal::unix::signal`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::signal::unix::signal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::signal`
[INFO] [stdout]  --> src/server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::signal;
[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: `tokio::signal::unix::signal`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::signal::unix::signal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/server.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 _ => {}
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/server.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 etcd_client::EventType::Put => {
[INFO] [stdout]    |                 --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 73 |                 etcd_client::EventType::Delete => {
[INFO] [stdout]    |                 ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 77 |                 _ => {}
[INFO] [stdout]    |                 ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kv`
[INFO] [stdout]   --> src/server.rs:66:25
[INFO] [stdout]    |
[INFO] [stdout] 66 |             if let Some(kv) = event.kv() {
[INFO] [stdout]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_kv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kv`
[INFO] [stdout]   --> src/server.rs:66:25
[INFO] [stdout]    |
[INFO] [stdout] 66 |             if let Some(kv) = event.kv() {
[INFO] [stdout]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_kv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `etcd_delete` is never used
[INFO] [stdout]   --> src/server.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 | async fn etcd_delete (etcd_client: &mut Client,key: &str, lease_id: i64) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/server.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 _ => {}
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/server.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 etcd_client::EventType::Put => {
[INFO] [stdout]    |                 --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 73 |                 etcd_client::EventType::Delete => {
[INFO] [stdout]    |                 ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 77 |                 _ => {}
[INFO] [stdout]    |                 ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     etcd_client.delete(key, None).await;
[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] 48 |     let _ = etcd_client.delete(key, None).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     etcd_client.lease_revoke(lease_id).await;
[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] 49 |     let _ = etcd_client.lease_revoke(lease_id).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     watcher.cancel_by_id(resp.watch_id()).await;
[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] 74 |                     let _ = watcher.cancel_by_id(resp.watch_id()).await;
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/server.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 _ => {}
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/server.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 etcd_client::EventType::Put => {
[INFO] [stdout]    |                 --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 73 |                 etcd_client::EventType::Delete => {
[INFO] [stdout]    |                 ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 77 |                 _ => {}
[INFO] [stdout]    |                 ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `etcd_delete` is never used
[INFO] [stdout]   --> src/server.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 | async fn etcd_delete (etcd_client: &mut Client,key: &str, lease_id: i64) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     etcd_client.delete(key, None).await;
[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] 48 |     let _ = etcd_client.delete(key, None).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     etcd_client.lease_revoke(lease_id).await;
[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] 49 |     let _ = etcd_client.lease_revoke(lease_id).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     watcher.cancel_by_id(resp.watch_id()).await;
[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] 74 |                     let _ = watcher.cancel_by_id(resp.watch_id()).await;
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kv`
[INFO] [stdout]   --> src/server.rs:66:25
[INFO] [stdout]    |
[INFO] [stdout] 66 |             if let Some(kv) = event.kv() {
[INFO] [stdout]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_kv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kv`
[INFO] [stdout]   --> src/server.rs:66:25
[INFO] [stdout]    |
[INFO] [stdout] 66 |             if let Some(kv) = event.kv() {
[INFO] [stdout]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_kv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `register_service` is never used
[INFO] [stdout]   --> src/server.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | async fn register_service(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `etcd_delete` is never used
[INFO] [stdout]   --> src/server.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 | async fn etcd_delete (etcd_client: &mut Client,key: &str, lease_id: i64) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `etcd_watch` is never used
[INFO] [stdout]   --> src/server.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | async fn etcd_watch(etcd_client: &mut Client,service_name: &str) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/server.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `discover_service` is never used
[INFO] [stdout]   --> src/client.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn discover_service(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/client.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     etcd_client.delete(key, None).await;
[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] 48 |     let _ = etcd_client.delete(key, None).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     etcd_client.lease_revoke(lease_id).await;
[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] 49 |     let _ = etcd_client.lease_revoke(lease_id).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     watcher.cancel_by_id(resp.watch_id()).await;
[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] 74 |                     let _ = watcher.cancel_by_id(resp.watch_id()).await;
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `register_service` is never used
[INFO] [stdout]   --> src/server.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | async fn register_service(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `etcd_delete` is never used
[INFO] [stdout]   --> src/server.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 | async fn etcd_delete (etcd_client: &mut Client,key: &str, lease_id: i64) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `etcd_watch` is never used
[INFO] [stdout]   --> src/server.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | async fn etcd_watch(etcd_client: &mut Client,service_name: &str) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/server.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `discover_service` is never used
[INFO] [stdout]   --> src/client.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | async fn discover_service(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/client.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     etcd_client.delete(key, None).await;
[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] 48 |     let _ = etcd_client.delete(key, None).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     etcd_client.lease_revoke(lease_id).await;
[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] 49 |     let _ = etcd_client.lease_revoke(lease_id).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     watcher.cancel_by_id(resp.watch_id()).await;
[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] 74 |                     let _ = watcher.cancel_by_id(resp.watch_id()).await;
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.75s
[INFO] running `Command { std: "docker" "inspect" "c5655013cc2f97e7d4318ba6a89ea2b0b5edd3c3c090c26c02cd5babe253242c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5655013cc2f97e7d4318ba6a89ea2b0b5edd3c3c090c26c02cd5babe253242c", kill_on_drop: false }`
[INFO] [stdout] c5655013cc2f97e7d4318ba6a89ea2b0b5edd3c3c090c26c02cd5babe253242c
