[INFO] cloning repository https://github.com/era/guardian_bell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/era/guardian_bell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fera%2Fguardian_bell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fera%2Fguardian_bell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51e5deb94aea3364b96c4503592669d1eecf2256
[INFO] checking era/guardian_bell against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fera%2Fguardian_bell" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/era/guardian_bell
[INFO] finished tweaking git repo https://github.com/era/guardian_bell
[INFO] tweaked toml for git repo https://github.com/era/guardian_bell written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/era/guardian_bell on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/era/guardian_bell 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59258e44e4a49864b87c8f924670bb467ea550437645a8bd26f2a9c499ad0361
[INFO] running `Command { std: "docker" "start" "-a" "59258e44e4a49864b87c8f924670bb467ea550437645a8bd26f2a9c499ad0361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59258e44e4a49864b87c8f924670bb467ea550437645a8bd26f2a9c499ad0361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59258e44e4a49864b87c8f924670bb467ea550437645a8bd26f2a9c499ad0361", kill_on_drop: false }`
[INFO] [stdout] 59258e44e4a49864b87c8f924670bb467ea550437645a8bd26f2a9c499ad0361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63d935be5e855182d3c8cb80388f8a781d9ca948bf3cd678c3029c566b62fd59
[INFO] running `Command { std: "docker" "start" "-a" "63d935be5e855182d3c8cb80388f8a781d9ca948bf3cd678c3029c566b62fd59", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.11.0
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[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
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[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]    Compiling guardian_bell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.117
[INFO] [stderr]     Checking hyper v0.14.28
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[INFO] [stdout] warning: unused import: `alarm::CombinationAlarmConfig`
[INFO] [stdout]  --> src/alarm/alarm.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 |     alarm::Aggregation, alarm::CombinationAlarmConfig, alarm::LogicalOperator, alarm::Matcher,
[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: `BufReader`
[INFO] [stdout]  --> src/wal/mod.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{BufReader, Error as StdIOError, Write};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alarm::CombinationAlarmConfig`
[INFO] [stdout]  --> src/alarm/alarm.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 |     alarm::Aggregation, alarm::CombinationAlarmConfig, alarm::LogicalOperator, alarm::Matcher,
[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: `BufReader`
[INFO] [stdout]  --> src/wal/mod.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{BufReader, Error as StdIOError, Write};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `description`
[INFO] [stdout]   --> src/alarm/alarm.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn notify(&self, description: String) {
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_description`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/alarm/service.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let mut alarm_service = AlarmService::new(
[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 variable: `i`
[INFO] [stdout]    --> src/alarm/service.rs:191:13
[INFO] [stdout]     |
[INFO] [stdout] 191 |         for i in 0..number_of_metrics {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `description`
[INFO] [stdout]   --> src/alarm/alarm.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn notify(&self, description: String) {
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_description`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metric`
[INFO] [stdout]   --> src/model/alarm.rs:83:30
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn metric_matches(&self, metric: &Metric) -> bool {
[INFO] [stdout]    |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_metric`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metric`
[INFO] [stdout]   --> src/model/alarm.rs:88:30
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn metric_matches(&self, metric: &Metric) -> bool {
[INFO] [stdout]    |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_metric`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tick` is never used
[INFO] [stdout]   --> src/alarm/alarm.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub(crate) trait Alarm {
[INFO] [stdout]    |                  ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn tick(&self);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Notifier` is never used
[INFO] [stdout]   --> src/alarm/alarm.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub trait Notifier {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NoOpNotifier` is never constructed
[INFO] [stdout]   --> src/alarm/alarm.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct NoOpNotifier {}
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CombinationAlarmLogicalOperator` is never used
[INFO] [stdout]   --> src/alarm/alarm.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub type CombinationAlarmLogicalOperator = LogicalOperator<CombinationAlarm>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CombinationAlarm` is never constructed
[INFO] [stdout]   --> src/alarm/alarm.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct CombinationAlarm {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DataPointAlarm` is never constructed
[INFO] [stdout]   --> src/alarm/alarm.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct DataPointAlarm {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add`, `delete`, and `tick` are never used
[INFO] [stdout]   --> src/alarm/service.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl AlarmService {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn add(&mut self, alarm: Box<dyn Alarm>) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn delete(&mut self, alarm_id: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     fn tick(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MetricsData` is never constructed
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.metrics.v1.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct MetricsData {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `UnknownCause` is never constructed
[INFO] [stdout]  --> src/server.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ShutdownError {
[INFO] [stdout]   |          ------------- variant in this enum
[INFO] [stdout] 5 |     #[error("unkown cause {0}")]
[INFO] [stdout] 6 |     UnknownCause(String),
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ShutdownError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CorruptedLogFile` is never constructed
[INFO] [stdout]   --> src/wal/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Error {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     CorruptedLogFile,
[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 `name` is never read
[INFO] [stdout]   --> src/wal/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Log {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metric`
[INFO] [stdout]   --> src/model/alarm.rs:83:30
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn metric_matches(&self, metric: &Metric) -> bool {
[INFO] [stdout]    |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_metric`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metric`
[INFO] [stdout]   --> src/model/alarm.rs:88:30
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn metric_matches(&self, metric: &Metric) -> bool {
[INFO] [stdout]    |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_metric`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/admin_service.rs:240:42
[INFO] [stdout]     |
[INFO] [stdout] 240 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 241 | |                         let inner = inner.0;
[INFO] [stdout] 242 | |                         let method = shutdownSvc(inner);
[INFO] [stdout] 243 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 254 | |                         Ok(res)
[INFO] [stdout] 255 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/admin_service.rs:254:25
[INFO] [stdout]     |
[INFO] [stdout] 254 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/admin_service.rs:259:41
[INFO] [stdout]     |
[INFO] [stdout] 259 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 260 | |                         Ok(
[INFO] [stdout] 261 | |                             http::Response::builder()
[INFO] [stdout] 262 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 268 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/admin_service.rs:260:25
[INFO] [stdout]     |
[INFO] [stdout] 260 | /                         Ok(
[INFO] [stdout] 261 | |                             http::Response::builder()
[INFO] [stdout] 262 | |                                 .status(200)
[INFO] [stdout] 263 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 266 | |                                 .unwrap(),
[INFO] [stdout] 267 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/metrics_service.rs:234:42
[INFO] [stdout]     |
[INFO] [stdout] 234 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 235 | |                         let inner = inner.0;
[INFO] [stdout] 236 | |                         let method = putSvc(inner);
[INFO] [stdout] 237 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 248 | |                         Ok(res)
[INFO] [stdout] 249 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/metrics_service.rs:248:25
[INFO] [stdout]     |
[INFO] [stdout] 248 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/metrics_service.rs:253:41
[INFO] [stdout]     |
[INFO] [stdout] 253 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 254 | |                         Ok(
[INFO] [stdout] 255 | |                             http::Response::builder()
[INFO] [stdout] 256 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/metrics_service.rs:254:25
[INFO] [stdout]     |
[INFO] [stdout] 254 | /                         Ok(
[INFO] [stdout] 255 | |                             http::Response::builder()
[INFO] [stdout] 256 | |                                 .status(200)
[INFO] [stdout] 257 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 260 | |                                 .unwrap(),
[INFO] [stdout] 261 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.collector.metrics.v1.rs:304:42
[INFO] [stdout]     |
[INFO] [stdout] 304 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 305 | |                         let inner = inner.0;
[INFO] [stdout] 306 | |                         let method = ExportSvc(inner);
[INFO] [stdout] 307 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 318 | |                         Ok(res)
[INFO] [stdout] 319 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.collector.metrics.v1.rs:318:25
[INFO] [stdout]     |
[INFO] [stdout] 318 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.collector.metrics.v1.rs:323:41
[INFO] [stdout]     |
[INFO] [stdout] 323 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 324 | |                         Ok(
[INFO] [stdout] 325 | |                             http::Response::builder()
[INFO] [stdout] 326 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 332 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.collector.metrics.v1.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 | /                         Ok(
[INFO] [stdout] 325 | |                             http::Response::builder()
[INFO] [stdout] 326 | |                                 .status(200)
[INFO] [stdout] 327 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 330 | |                                 .unwrap(),
[INFO] [stdout] 331 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Alarm` is never used
[INFO] [stdout]  --> src/alarm/alarm.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) trait Alarm {
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Notifier` is never used
[INFO] [stdout]   --> src/alarm/alarm.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub trait Notifier {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NoOpNotifier` is never constructed
[INFO] [stdout]   --> src/alarm/alarm.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct NoOpNotifier {}
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CombinationAlarmLogicalOperator` is never used
[INFO] [stdout]   --> src/alarm/alarm.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub type CombinationAlarmLogicalOperator = LogicalOperator<CombinationAlarm>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CombinationAlarm` is never constructed
[INFO] [stdout]   --> src/alarm/alarm.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct CombinationAlarm {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DataPointAlarm` is never constructed
[INFO] [stdout]   --> src/alarm/alarm.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct DataPointAlarm {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/alarm/service.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AlarmService` is never constructed
[INFO] [stdout]   --> src/alarm/service.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct AlarmService {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]   --> src/alarm/service.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Config {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add`, `delete`, `consume`, `tick`, and `recover` are never used
[INFO] [stdout]   --> src/alarm/service.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl AlarmService {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 29 |     fn new(config: Config, alarms: Vec<Box<dyn Alarm>>) -> Result<Self, Error> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn add(&mut self, alarm: Box<dyn Alarm>) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn delete(&mut self, alarm_id: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn consume(&mut self, metric: metrics::Metric, recover_mode: bool) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     fn tick(&self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn recover(&mut self) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MetricsData` is never constructed
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.metrics.v1.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct MetricsData {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `UnknownCause` is never constructed
[INFO] [stdout]  --> src/server.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ShutdownError {
[INFO] [stdout]   |          ------------- variant in this enum
[INFO] [stdout] 5 |     #[error("unkown cause {0}")]
[INFO] [stdout] 6 |     UnknownCause(String),
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ShutdownError` 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 `Error` is never used
[INFO] [stdout]   --> src/wal/mod.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Error {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Log` is never constructed
[INFO] [stdout]   --> src/wal/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Log {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `write`, `read`, and `len` are never used
[INFO] [stdout]   --> src/wal/mod.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Log {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 28 |     fn new(file_name: PathBuf, name: String) -> Result<Self, Error> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn write(&mut self, data: &[u8]) -> Result<usize, Error> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     fn read(&mut self, offset: u64, buf: &mut [u8]) -> Result<usize, Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     fn len(&self) -> Result<usize, Error> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WAL` is never constructed
[INFO] [stdout]   --> src/wal/mod.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct WAL {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]   --> src/wal/mod.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct Config {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/wal/mod.rs:79:11
[INFO] [stdout]     |
[INFO] [stdout]  78 | impl WAL {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout]  79 |     const LOG_PREFIX: &'static str = "log_page_";
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout]  80 |
[INFO] [stdout]  81 |     pub fn new(config: Config) -> Result<Self, Error> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn create_log(mut path: PathBuf, page: usize) -> Result<Log, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn find_logs(path: &PathBuf) -> Result<Vec<Log>, Error> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn write(&mut self, data: &[u8]) -> Result<(usize, usize), Error> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub fn read(&mut self, page: usize, offset: u64, buf: &mut [u8]) -> Result<usize, Error> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     pub fn last_page(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     pub fn curr_page_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn is_empty_wal(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/admin_service.rs:240:42
[INFO] [stdout]     |
[INFO] [stdout] 240 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 241 | |                         let inner = inner.0;
[INFO] [stdout] 242 | |                         let method = shutdownSvc(inner);
[INFO] [stdout] 243 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 254 | |                         Ok(res)
[INFO] [stdout] 255 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/admin_service.rs:254:25
[INFO] [stdout]     |
[INFO] [stdout] 254 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/admin_service.rs:259:41
[INFO] [stdout]     |
[INFO] [stdout] 259 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 260 | |                         Ok(
[INFO] [stdout] 261 | |                             http::Response::builder()
[INFO] [stdout] 262 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 268 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/admin_service.rs:260:25
[INFO] [stdout]     |
[INFO] [stdout] 260 | /                         Ok(
[INFO] [stdout] 261 | |                             http::Response::builder()
[INFO] [stdout] 262 | |                                 .status(200)
[INFO] [stdout] 263 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 266 | |                                 .unwrap(),
[INFO] [stdout] 267 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/metrics_service.rs:234:42
[INFO] [stdout]     |
[INFO] [stdout] 234 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 235 | |                         let inner = inner.0;
[INFO] [stdout] 236 | |                         let method = putSvc(inner);
[INFO] [stdout] 237 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 248 | |                         Ok(res)
[INFO] [stdout] 249 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/metrics_service.rs:248:25
[INFO] [stdout]     |
[INFO] [stdout] 248 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/metrics_service.rs:253:41
[INFO] [stdout]     |
[INFO] [stdout] 253 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 254 | |                         Ok(
[INFO] [stdout] 255 | |                             http::Response::builder()
[INFO] [stdout] 256 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/metrics_service.rs:254:25
[INFO] [stdout]     |
[INFO] [stdout] 254 | /                         Ok(
[INFO] [stdout] 255 | |                             http::Response::builder()
[INFO] [stdout] 256 | |                                 .status(200)
[INFO] [stdout] 257 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 260 | |                                 .unwrap(),
[INFO] [stdout] 261 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `guardian_bell` (lib test) due to 12 previous errors; 18 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.collector.metrics.v1.rs:304:42
[INFO] [stdout]     |
[INFO] [stdout] 304 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 305 | |                         let inner = inner.0;
[INFO] [stdout] 306 | |                         let method = ExportSvc(inner);
[INFO] [stdout] 307 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 318 | |                         Ok(res)
[INFO] [stdout] 319 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.collector.metrics.v1.rs:318:25
[INFO] [stdout]     |
[INFO] [stdout] 318 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.collector.metrics.v1.rs:323:41
[INFO] [stdout]     |
[INFO] [stdout] 323 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 324 | |                         Ok(
[INFO] [stdout] 325 | |                             http::Response::builder()
[INFO] [stdout] 326 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 332 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guardian_bell-4817e57b1a57be27/out/opentelemetry.proto.collector.metrics.v1.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 | /                         Ok(
[INFO] [stdout] 325 | |                             http::Response::builder()
[INFO] [stdout] 326 | |                                 .status(200)
[INFO] [stdout] 327 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 330 | |                                 .unwrap(),
[INFO] [stdout] 331 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `guardian_bell` (lib) due to 12 previous errors; 23 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "63d935be5e855182d3c8cb80388f8a781d9ca948bf3cd678c3029c566b62fd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d935be5e855182d3c8cb80388f8a781d9ca948bf3cd678c3029c566b62fd59", kill_on_drop: false }`
[INFO] [stdout] 63d935be5e855182d3c8cb80388f8a781d9ca948bf3cd678c3029c566b62fd59
