[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] testing zem12345678/tonic-etcd-microservice against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzem12345678%2Ftonic-etcd-microservice" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/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-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zem12345678/tonic-etcd-microservice on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "05d40dc4e4c96678207769e1b3c777871f5361692488af4a3290e9047037128c", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling prost-build v0.13.4
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[INFO] [stderr]    Compiling etcd-client v0.14.0
[INFO] [stderr]    Compiling wallet v0.1.0 (/opt/rustwide/workdir)
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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: 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: 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 24.19s
[INFO] running `Command { std: "docker" "inspect" "6495fec5aed05b043c7f62cb050a8650f291490fa122827ca7df8e1fe0295baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6495fec5aed05b043c7f62cb050a8650f291490fa122827ca7df8e1fe0295baf", kill_on_drop: false }`
[INFO] [stdout] 6495fec5aed05b043c7f62cb050a8650f291490fa122827ca7df8e1fe0295baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 4c81d2addd6f5daca1f05f991f37231c8dddeea72d14687919688107f6905c2b
[INFO] running `Command { std: "docker" "start" "-a" "4c81d2addd6f5daca1f05f991f37231c8dddeea72d14687919688107f6905c2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wallet v0.1.0 (/opt/rustwide/workdir)
[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: 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: 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 `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "4c81d2addd6f5daca1f05f991f37231c8dddeea72d14687919688107f6905c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c81d2addd6f5daca1f05f991f37231c8dddeea72d14687919688107f6905c2b", kill_on_drop: false }`
[INFO] [stdout] 4c81d2addd6f5daca1f05f991f37231c8dddeea72d14687919688107f6905c2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 0a4c1a967b868d56206531238f8fc66f371bbfccb7a848864f34bb91fa954ef9
[INFO] running `Command { std: "docker" "start" "-a" "0a4c1a967b868d56206531238f8fc66f371bbfccb7a848864f34bb91fa954ef9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `tokio::signal`
[INFO] [stderr]  --> src/server.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use tokio::signal;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::signal::unix::signal`
[INFO] [stderr]  --> src/server.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tokio::signal::unix::signal;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/server.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 _ => {}
[INFO] [stderr]    |                 ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/server.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 etcd_client::EventType::Put => {
[INFO] [stderr]    |                 --------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 73 |                 etcd_client::EventType::Delete => {
[INFO] [stderr]    |                 ------------------------------ matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 77 |                 _ => {}
[INFO] [stderr]    |                 ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `kv`
[INFO] [stderr]   --> src/server.rs:66:25
[INFO] [stderr]    |
[INFO] [stderr] 66 |             if let Some(kv) = event.kv() {
[INFO] [stderr]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_kv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `register_service` is never used
[INFO] [stderr]   --> src/server.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 | async fn register_service(
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `etcd_delete` is never used
[INFO] [stderr]   --> src/server.rs:47:10
[INFO] [stderr]    |
[INFO] [stderr] 47 | async fn etcd_delete (etcd_client: &mut Client,key: &str, lease_id: i64) {
[INFO] [stderr]    |          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `etcd_watch` is never used
[INFO] [stderr]   --> src/server.rs:52:10
[INFO] [stderr]    |
[INFO] [stderr] 52 | async fn etcd_watch(etcd_client: &mut Client,service_name: &str) {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]   --> src/server.rs:84:10
[INFO] [stderr]    |
[INFO] [stderr] 84 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `discover_service` is never used
[INFO] [stderr]   --> src/client.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 | async fn discover_service(
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]   --> src/client.rs:30:10
[INFO] [stderr]    |
[INFO] [stderr] 30 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/server.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     etcd_client.delete(key, None).await;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let _ = etcd_client.delete(key, None).await;
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/server.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     etcd_client.lease_revoke(lease_id).await;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let _ = etcd_client.lease_revoke(lease_id).await;
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/server.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |                     watcher.cancel_by_id(resp.watch_id()).await;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 74 |                     let _ = watcher.cancel_by_id(resp.watch_id()).await;
[INFO] [stderr]    |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: function `etcd_delete` is never used
[INFO] [stderr]   --> src/server.rs:47:10
[INFO] [stderr]    |
[INFO] [stderr] 47 | async fn etcd_delete (etcd_client: &mut Client,key: &str, lease_id: i64) {
[INFO] [stderr]    |          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wallet` (bin "wallet" test) generated 13 warnings (run `cargo fix --bin "wallet" -p wallet --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `wallet` (bin "server" test) generated 8 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/wallet/babe2037ea6b411e/deps/wallet-babe2037ea6b411e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/client.rs (/opt/rustwide/target/debug/build/wallet/6f95ab0949aa8e52/deps/client-6f95ab0949aa8e52)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/server.rs (/opt/rustwide/target/debug/build/wallet/e983e00c089645bb/deps/server-e983e00c089645bb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/wallet/9fa452256fe9e68a/deps/wallet-9fa452256fe9e68a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wallet
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a4c1a967b868d56206531238f8fc66f371bbfccb7a848864f34bb91fa954ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a4c1a967b868d56206531238f8fc66f371bbfccb7a848864f34bb91fa954ef9", kill_on_drop: false }`
[INFO] [stdout] 0a4c1a967b868d56206531238f8fc66f371bbfccb7a848864f34bb91fa954ef9
