[INFO] cloning repository https://github.com/rtyler/hotdog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rtyler/hotdog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtyler%2Fhotdog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtyler%2Fhotdog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32c4820bfbfa73f0ffb752ac7429199d479ddac7
[INFO] testing rtyler/hotdog against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtyler%2Fhotdog" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rtyler/hotdog on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/rtyler/hotdog
[INFO] finished tweaking git repo https://github.com/rtyler/hotdog
[INFO] tweaked toml for git repo https://github.com/rtyler/hotdog written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rtyler/hotdog 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded serde_regex v0.4.0
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[INFO] [stderr]   Downloaded rdkafka v0.31.0
[INFO] [stderr]   Downloaded simd-json v0.10.3
[INFO] [stderr]   Downloaded rdkafka-sys v4.4.0+1.9.2
[INFO] [stderr]   Downloaded syslog_rfc5424 v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7ad9f3dbaadf356ca272bb96e45a5ec786321904cfac642cae56f34c1dbeb4b
[INFO] running `Command { std: "docker" "start" "-a" "b7ad9f3dbaadf356ca272bb96e45a5ec786321904cfac642cae56f34c1dbeb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7ad9f3dbaadf356ca272bb96e45a5ec786321904cfac642cae56f34c1dbeb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ad9f3dbaadf356ca272bb96e45a5ec786321904cfac642cae56f34c1dbeb4b", kill_on_drop: false }`
[INFO] [stdout] b7ad9f3dbaadf356ca272bb96e45a5ec786321904cfac642cae56f34c1dbeb4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40219e4c164067a718ee9aa9fc02aafb06e67d3698064b5f1f6fff34dfaf4e99
[INFO] running `Command { std: "docker" "start" "-a" "40219e4c164067a718ee9aa9fc02aafb06e67d3698064b5f1f6fff34dfaf4e99", kill_on_drop: false }`
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[INFO] [stderr]    Compiling hotdog v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `err` is never read
[INFO] [stdout]  --> src/errors.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     IOError { err: std::io::Error },
[INFO] [stdout]   |     -------   ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `HotdogError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `merge_in` is never used
[INFO] [stdout]   --> src/merge.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub trait Merge {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn merge_in(&mut self, json_pointer: &str, new_json_value: Value);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `topic` is never read
[INFO] [stdout]    --> src/settings.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct Kafka {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub topic: String,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Kafka` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `FullInternalQueueError` and `InternalPushError` are never constructed
[INFO] [stdout]    --> src/status.rs:200:5
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub enum Stats {
[INFO] [stdout]     |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 200 |     FullInternalQueueError,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     InternalPushError,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/connection.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 self.stats.send((Stats::LogParseError, 1)).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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let _ = self.stats.send((Stats::LogParseError, 1)).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |             self.stats.send((Stats::LineReceived, 1)).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] 103 |             let _ = self.stats.send((Stats::LineReceived, 1)).await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:195:33
[INFO] [stdout]     |
[INFO] [stdout] 195 | ...                   self.sender.send(kmsg).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] 195 |                                 let _ = self.sender.send(kmsg).await;
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:206:33
[INFO] [stdout]     |
[INFO] [stdout] 206 | ...                   self.stats.send((Stats::TopicParseFailed, 1)).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] 206 |                                 let _ = self.stats.send((Stats::TopicParseFailed, 1)).await;
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `async_channel::Send` that must be used
[INFO] [stdout]    --> src/connection.rs:327:17
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 state.stats.send((Stats::MergeTargetNotJsonError, 1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 let _ = state.stats.send((Stats::MergeTargetNotJsonError, 1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `async_channel::Send` that must be used
[INFO] [stdout]    --> src/connection.rs:340:9
[INFO] [stdout]     |
[INFO] [stdout] 340 |         state.stats.send((Stats::MergeInvalidJsonError, 1));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 340 |         let _ = state.stats.send((Stats::MergeInvalidJsonError, 1));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kafka.rs:172:29
[INFO] [stdout]     |
[INFO] [stdout] 172 | / ...                   stats
[INFO] [stdout] 173 | | ...                       .send((Stats::KafkaMsgSubmitted { topic: kmsg.topic }, 1))
[INFO] [stdout] 174 | | ...                       .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] 172 |                             let _ = stats
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kafka.rs:180:33
[INFO] [stdout]     |
[INFO] [stdout] 180 | ...                   stats.send((Stats::KafkaMsgSent, elapsed)).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] 180 |                                 let _ = stats.send((Stats::KafkaMsgSent, elapsed)).await;
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kafka.rs:193:37
[INFO] [stdout]     |
[INFO] [stdout] 193 | / ...                   stats
[INFO] [stdout] 194 | | ...                       .send((
[INFO] [stdout] 195 | | ...                           Stats::KafkaMsgErrored {
[INFO] [stdout] 196 | | ...                               errcode: metric_name_for(err_type),
[INFO] [stdout] ...   |
[INFO] [stdout] 199 | | ...                       ))
[INFO] [stdout] 200 | | ...                       .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] 193 |                                     let _ = stats
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kafka.rs:204:37
[INFO] [stdout]     |
[INFO] [stdout] 204 | / ...                   stats
[INFO] [stdout] 205 | | ...                       .send((
[INFO] [stdout] 206 | | ...                           Stats::KafkaMsgErrored {
[INFO] [stdout] 207 | | ...                               errcode: String::from("generic"),
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | | ...                       ))
[INFO] [stdout] 211 | | ...                       .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] 204 |                                     let _ = stats
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/merge.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let first_field = fields[0].clone();
[INFO] [stdout]    |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/serve.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |             stats.send((status::Stats::ConnectionCount, -1)).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] 66 |             let _ = stats.send((status::Stats::ConnectionCount, -1)).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/serve.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |             state.stats.send((status::Stats::ConnectionCount, 1)).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] 111 |             let _ = state.stats.send((status::Stats::ConnectionCount, 1)).await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/serve_tls.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             stats.send((status::Stats::ConnectionCount, -1)).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] 71 |             let _ = stats.send((status::Stats::ConnectionCount, -1)).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "40219e4c164067a718ee9aa9fc02aafb06e67d3698064b5f1f6fff34dfaf4e99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40219e4c164067a718ee9aa9fc02aafb06e67d3698064b5f1f6fff34dfaf4e99", kill_on_drop: false }`
[INFO] [stdout] 40219e4c164067a718ee9aa9fc02aafb06e67d3698064b5f1f6fff34dfaf4e99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 463bdacb1e0cd429f0cb7d5aa6d5ce8061f24f4d6a15c8efe5d3393004428cf4
[INFO] running `Command { std: "docker" "start" "-a" "463bdacb1e0cd429f0cb7d5aa6d5ce8061f24f4d6a15c8efe5d3393004428cf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling hotdog v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `err` is never read
[INFO] [stdout]  --> src/errors.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     IOError { err: std::io::Error },
[INFO] [stdout]   |     -------   ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `HotdogError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `topic` is never read
[INFO] [stdout]    --> src/settings.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct Kafka {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub topic: String,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Kafka` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `FullInternalQueueError` and `InternalPushError` are never constructed
[INFO] [stdout]    --> src/status.rs:200:5
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub enum Stats {
[INFO] [stdout]     |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 200 |     FullInternalQueueError,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     InternalPushError,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/connection.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 self.stats.send((Stats::LogParseError, 1)).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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let _ = self.stats.send((Stats::LogParseError, 1)).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |             self.stats.send((Stats::LineReceived, 1)).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] 103 |             let _ = self.stats.send((Stats::LineReceived, 1)).await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:195:33
[INFO] [stdout]     |
[INFO] [stdout] 195 | ...                   self.sender.send(kmsg).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] 195 |                                 let _ = self.sender.send(kmsg).await;
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:206:33
[INFO] [stdout]     |
[INFO] [stdout] 206 | ...                   self.stats.send((Stats::TopicParseFailed, 1)).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] 206 |                                 let _ = self.stats.send((Stats::TopicParseFailed, 1)).await;
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `async_channel::Send` that must be used
[INFO] [stdout]    --> src/connection.rs:327:17
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 state.stats.send((Stats::MergeTargetNotJsonError, 1));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 let _ = state.stats.send((Stats::MergeTargetNotJsonError, 1));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `async_channel::Send` that must be used
[INFO] [stdout]    --> src/connection.rs:340:9
[INFO] [stdout]     |
[INFO] [stdout] 340 |         state.stats.send((Stats::MergeInvalidJsonError, 1));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 340 |         let _ = state.stats.send((Stats::MergeInvalidJsonError, 1));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:369:9
[INFO] [stdout]     |
[INFO] [stdout] 369 |         hb.register_template_string(&template_id, "{}");
[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] 369 |         let _ = hb.register_template_string(&template_id, "{}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 386 |         hb.register_template_string(&template_id, "[1]");
[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] 386 |         let _ = hb.register_template_string(&template_id, "[1]");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 404 |         hb.register_template_string(&template_id, "{}");
[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] 404 |         let _ = hb.register_template_string(&template_id, "{}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 422 |         hb.register_template_string(&template_id, r#"{"hello":1}"#);
[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] 422 |         let _ = hb.register_template_string(&template_id, r#"{"hello":1}"#);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:439:9
[INFO] [stdout]     |
[INFO] [stdout] 439 |         hb.register_template_string(&template_id, r#"{"hello":"{{name}}"}"#);
[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] 439 |         let _ = hb.register_template_string(&template_id, r#"{"hello":"{{name}}"}"#);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kafka.rs:172:29
[INFO] [stdout]     |
[INFO] [stdout] 172 | / ...                   stats
[INFO] [stdout] 173 | | ...                       .send((Stats::KafkaMsgSubmitted { topic: kmsg.topic }, 1))
[INFO] [stdout] 174 | | ...                       .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] 172 |                             let _ = stats
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kafka.rs:180:33
[INFO] [stdout]     |
[INFO] [stdout] 180 | ...                   stats.send((Stats::KafkaMsgSent, elapsed)).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] 180 |                                 let _ = stats.send((Stats::KafkaMsgSent, elapsed)).await;
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kafka.rs:193:37
[INFO] [stdout]     |
[INFO] [stdout] 193 | / ...                   stats
[INFO] [stdout] 194 | | ...                       .send((
[INFO] [stdout] 195 | | ...                           Stats::KafkaMsgErrored {
[INFO] [stdout] 196 | | ...                               errcode: metric_name_for(err_type),
[INFO] [stdout] ...   |
[INFO] [stdout] 199 | | ...                       ))
[INFO] [stdout] 200 | | ...                       .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] 193 |                                     let _ = stats
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kafka.rs:204:37
[INFO] [stdout]     |
[INFO] [stdout] 204 | / ...                   stats
[INFO] [stdout] 205 | | ...                       .send((
[INFO] [stdout] 206 | | ...                           Stats::KafkaMsgErrored {
[INFO] [stdout] 207 | | ...                               errcode: String::from("generic"),
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | | ...                       ))
[INFO] [stdout] 211 | | ...                       .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] 204 |                                     let _ = stats
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/merge.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let first_field = fields[0].clone();
[INFO] [stdout]    |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/serve.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |             stats.send((status::Stats::ConnectionCount, -1)).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] 66 |             let _ = stats.send((status::Stats::ConnectionCount, -1)).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/serve.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |             state.stats.send((status::Stats::ConnectionCount, 1)).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] 111 |             let _ = state.stats.send((status::Stats::ConnectionCount, 1)).await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/serve_tls.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             stats.send((status::Stats::ConnectionCount, -1)).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] 71 |             let _ = stats.send((status::Stats::ConnectionCount, -1)).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.17s
[INFO] running `Command { std: "docker" "inspect" "463bdacb1e0cd429f0cb7d5aa6d5ce8061f24f4d6a15c8efe5d3393004428cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463bdacb1e0cd429f0cb7d5aa6d5ce8061f24f4d6a15c8efe5d3393004428cf4", kill_on_drop: false }`
[INFO] [stdout] 463bdacb1e0cd429f0cb7d5aa6d5ce8061f24f4d6a15c8efe5d3393004428cf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8eaac67288984a98e4a246a6fb8764109f4b5c3e75545ba5b20693d008646a88
[INFO] running `Command { std: "docker" "start" "-a" "8eaac67288984a98e4a246a6fb8764109f4b5c3e75545ba5b20693d008646a88", kill_on_drop: false }`
[INFO] [stderr] warning: field `err` is never read
[INFO] [stderr]  --> src/errors.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 |     IOError { err: std::io::Error },
[INFO] [stderr]   |     -------   ^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `HotdogError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `topic` is never read
[INFO] [stderr]    --> src/settings.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 146 | pub struct Kafka {
[INFO] [stderr]     |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 152 |     pub topic: String,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Kafka` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variants `FullInternalQueueError` and `InternalPushError` are never constructed
[INFO] [stderr]    --> src/status.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 185 | pub enum Stats {
[INFO] [stderr]     |          ----- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 200 |     FullInternalQueueError,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 204 |     InternalPushError,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/connection.rs:92:17
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 self.stats.send((Stats::LogParseError, 1)).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)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 let _ = self.stats.send((Stats::LogParseError, 1)).await;
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |             self.stats.send((Stats::LineReceived, 1)).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] 103 |             let _ = self.stats.send((Stats::LineReceived, 1)).await;
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection.rs:195:33
[INFO] [stderr]     |
[INFO] [stderr] 195 | ...                   self.sender.send(kmsg).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] 195 |                                 let _ = self.sender.send(kmsg).await;
[INFO] [stderr]     |                                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection.rs:206:33
[INFO] [stderr]     |
[INFO] [stderr] 206 | ...                   self.stats.send((Stats::TopicParseFailed, 1)).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] 206 |                                 let _ = self.stats.send((Stats::TopicParseFailed, 1)).await;
[INFO] [stderr]     |                                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `async_channel::Send` that must be used
[INFO] [stderr]    --> src/connection.rs:327:17
[INFO] [stderr]     |
[INFO] [stderr] 327 |                 state.stats.send((Stats::MergeTargetNotJsonError, 1));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 327 |                 let _ = state.stats.send((Stats::MergeTargetNotJsonError, 1));
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `async_channel::Send` that must be used
[INFO] [stderr]    --> src/connection.rs:340:9
[INFO] [stderr]     |
[INFO] [stderr] 340 |         state.stats.send((Stats::MergeInvalidJsonError, 1));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 340 |         let _ = state.stats.send((Stats::MergeInvalidJsonError, 1));
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection.rs:369:9
[INFO] [stderr]     |
[INFO] [stderr] 369 |         hb.register_template_string(&template_id, "{}");
[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] 369 |         let _ = hb.register_template_string(&template_id, "{}");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection.rs:386:9
[INFO] [stderr]     |
[INFO] [stderr] 386 |         hb.register_template_string(&template_id, "[1]");
[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] 386 |         let _ = hb.register_template_string(&template_id, "[1]");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection.rs:404:9
[INFO] [stderr]     |
[INFO] [stderr] 404 |         hb.register_template_string(&template_id, "{}");
[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] 404 |         let _ = hb.register_template_string(&template_id, "{}");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection.rs:422:9
[INFO] [stderr]     |
[INFO] [stderr] 422 |         hb.register_template_string(&template_id, r#"{"hello":1}"#);
[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] 422 |         let _ = hb.register_template_string(&template_id, r#"{"hello":1}"#);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/connection.rs:439:9
[INFO] [stderr]     |
[INFO] [stderr] 439 |         hb.register_template_string(&template_id, r#"{"hello":"{{name}}"}"#);
[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] 439 |         let _ = hb.register_template_string(&template_id, r#"{"hello":"{{name}}"}"#);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kafka.rs:172:29
[INFO] [stderr]     |
[INFO] [stderr] 172 | / ...                   stats
[INFO] [stderr] 173 | | ...                       .send((Stats::KafkaMsgSubmitted { topic: kmsg.topic }, 1))
[INFO] [stderr] 174 | | ...                       .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] 172 |                             let _ = stats
[INFO] [stderr]     |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kafka.rs:180:33
[INFO] [stderr]     |
[INFO] [stderr] 180 | ...                   stats.send((Stats::KafkaMsgSent, elapsed)).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] 180 |                                 let _ = stats.send((Stats::KafkaMsgSent, elapsed)).await;
[INFO] [stderr]     |                                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kafka.rs:193:37
[INFO] [stderr]     |
[INFO] [stderr] 193 | / ...                   stats
[INFO] [stderr] 194 | | ...                       .send((
[INFO] [stderr] 195 | | ...                           Stats::KafkaMsgErrored {
[INFO] [stderr] 196 | | ...                               errcode: metric_name_for(err_type),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | | ...                       ))
[INFO] [stderr] 200 | | ...                       .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] 193 |                                     let _ = stats
[INFO] [stderr]     |                                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kafka.rs:204:37
[INFO] [stderr]     |
[INFO] [stderr] 204 | / ...                   stats
[INFO] [stderr] 205 | | ...                       .send((
[INFO] [stderr] 206 | | ...                           Stats::KafkaMsgErrored {
[INFO] [stderr] 207 | | ...                               errcode: String::from("generic"),
[INFO] [stderr] ...   |
[INFO] [stderr] 210 | | ...                       ))
[INFO] [stderr] 211 | | ...                       .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] 204 |                                     let _ = stats
[INFO] [stderr]     |                                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/merge.rs:93:32
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let first_field = fields[0].clone();
[INFO] [stderr]    |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/serve.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |             stats.send((status::Stats::ConnectionCount, -1)).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] 66 |             let _ = stats.send((status::Stats::ConnectionCount, -1)).await;
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/serve.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |             state.stats.send((status::Stats::ConnectionCount, 1)).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] 111 |             let _ = state.stats.send((status::Stats::ConnectionCount, 1)).await;
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/serve_tls.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |             stats.send((status::Stats::ConnectionCount, -1)).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] 71 |             let _ = stats.send((status::Stats::ConnectionCount, -1)).await;
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `hotdog` (bin "hotdog" test) generated 22 warnings (run `cargo fix --bin "hotdog" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hotdog-193228b38e29a46b)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test connection::tests::merge_with_empty ... ok
[INFO] [stdout] test connection::tests::merge_with_json_buffer_and_vars ... ok
[INFO] [stdout] test connection::tests::merge_without_json_buffer ... ok
[INFO] [stdout] test connection::tests::test_precompile_jmespath ... ok
[INFO] [stdout] test connection::tests::merge_with_json_buffer ... ok
[INFO] [stdout] test connection::tests::merge_with_non_object ... ok
[INFO] [stdout] test kafka::tests::test_metric_name_1 ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_an_array_in_a_specifique_field_path ... ok
[INFO] [stdout] test kafka::tests::test_metric_name_2 ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_an_array_in_specifique_path_position ... ok
[INFO] [stdout] test connection::tests::test_precompile_jmespath_baddata ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_build_new_object ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_an_object_in_a_specifique_field_path ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_array_object ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_array_string ... ok
[INFO] [stdout] test kafka::tests::test_metric_name_3 ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_in_root_array ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_in_an_object_in_specifique_path_position ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_string ... ok
[INFO] [stdout] test parse::tests::test_5424 ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_object ... ok
[INFO] [stdout] test merge::serde_json_value_updater_test::it_should_merge_in_root_object ... ok
[INFO] [stdout] test parse::tests::test_3164 ... ok
[INFO] [stdout] test connection::tests::test_precompile_templates_merge ... ok
[INFO] [stdout] test connection::tests::test_precompile_templates_replace ... ok
[INFO] [stdout] test serve_tls::tests::test_load_keys_pkcs8 ... ok
[INFO] [stdout] test settings::tests::test_default_tls ... ok
[INFO] [stdout] test settings::tests::test_default_uuid ... ok
[INFO] [stdout] test serve_tls::tests::test_load_keys_rsa ... ok
[INFO] [stdout] test settings::tests::test_kafka_buffer_default ... ok
[INFO] [stdout] test status::tests::test_sanity_check_strum_serialize ... ok
[INFO] [stdout] test settings::tests::test_load_example_and_populate_caches ... ok
[INFO] [stdout] test parse::tests::test_parsing_invalid ... ok
[INFO] [stdout] test serve_tls::tests::test_load_certs ... ok
[INFO] [stdout] test settings::tests::test_load_example_config ... ok
[INFO] [stdout] test kafka::tests::test_connect_bad_cluster ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8eaac67288984a98e4a246a6fb8764109f4b5c3e75545ba5b20693d008646a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eaac67288984a98e4a246a6fb8764109f4b5c3e75545ba5b20693d008646a88", kill_on_drop: false }`
[INFO] [stdout] 8eaac67288984a98e4a246a6fb8764109f4b5c3e75545ba5b20693d008646a88
