[INFO] cloning repository https://github.com/gsilega/macro_sentinel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gsilega/macro_sentinel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsilega%2Fmacro_sentinel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsilega%2Fmacro_sentinel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d333cd701a763e29b61a797b0ac5ec54f411752d
[INFO] checking gsilega/macro_sentinel against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsilega%2Fmacro_sentinel" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gsilega/macro_sentinel
[INFO] finished tweaking git repo https://github.com/gsilega/macro_sentinel
[INFO] tweaked toml for git repo https://github.com/gsilega/macro_sentinel written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gsilega/macro_sentinel on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gsilega/macro_sentinel 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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6f8eb3c12f403f407376c542dba06fab09db2cf767d06a4dfe09cd8b5df4b3d6
[INFO] running `Command { std: "docker" "start" "6f8eb3c12f403f407376c542dba06fab09db2cf767d06a4dfe09cd8b5df4b3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f8eb3c12f403f407376c542dba06fab09db2cf767d06a4dfe09cd8b5df4b3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6f8eb3c12f403f407376c542dba06fab09db2cf767d06a4dfe09cd8b5df4b3d6" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f8eb3c12f403f407376c542dba06fab09db2cf767d06a4dfe09cd8b5df4b3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6f8eb3c12f403f407376c542dba06fab09db2cf767d06a4dfe09cd8b5df4b3d6" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling cc v1.2.57
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[INFO] [stdout] warning: variant `Internal` is never constructed
[INFO] [stdout]   --> src/error.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum AppError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 31 |     Internal(String),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unit` is never used
[INFO] [stdout]   --> src/indicators.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl IndicatorId {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn unit(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `css_class` is never used
[INFO] [stdout]    --> src/indicators.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl Sentiment {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 140 |     /// CSS class name for color-coding in the frontend.
[INFO] [stdout] 141 |     pub fn css_class(&self) -> &'static str {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `latest_reading` is never used
[INFO] [stdout]   --> src/state.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl AppState {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn latest_reading(&self, id: IndicatorId) -> Option<&IndicatorReading> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Vec<u8>` macro_sentinel
[INFO] [stdout]   --> src/websocket.rs:55:46
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 if socket.send(Message::Ping(vec![].into())).await.is_err() {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String` macro_sentinel
[INFO] [stdout]    --> src/websocket.rs:106:31
[INFO] [stdout]     |
[INFO] [stdout] 106 |     socket.send(Message::Text(json_payload.into())).await
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 106 -     socket.send(Message::Text(json_payload.into())).await
[INFO] [stdout] 106 +     socket.send(Message::Text(json_payload)).await
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 106 -     socket.send(Message::Text(json_payload.into())).await
[INFO] [stdout] 106 +     socket.send(Message::Text(<std::string::String as Into<_>>::into(json_payload))).await
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `macro_sentinel` (bin "macro_sentinel" test) due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variant `Internal` is never constructed
[INFO] [stdout]   --> src/error.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum AppError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 31 |     Internal(String),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unit` is never used
[INFO] [stdout]   --> src/indicators.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl IndicatorId {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn unit(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `css_class` is never used
[INFO] [stdout]    --> src/indicators.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl Sentiment {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 140 |     /// CSS class name for color-coding in the frontend.
[INFO] [stdout] 141 |     pub fn css_class(&self) -> &'static str {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `latest_reading` is never used
[INFO] [stdout]   --> src/state.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl AppState {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn latest_reading(&self, id: IndicatorId) -> Option<&IndicatorReading> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Vec<u8>` macro_sentinel
[INFO] [stdout]   --> src/websocket.rs:55:46
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 if socket.send(Message::Ping(vec![].into())).await.is_err() {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String` macro_sentinel
[INFO] [stdout]    --> src/websocket.rs:106:31
[INFO] [stdout]     |
[INFO] [stdout] 106 |     socket.send(Message::Text(json_payload.into())).await
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 106 -     socket.send(Message::Text(json_payload.into())).await
[INFO] [stdout] 106 +     socket.send(Message::Text(json_payload)).await
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 106 -     socket.send(Message::Text(json_payload.into())).await
[INFO] [stdout] 106 +     socket.send(Message::Text(<std::string::String as Into<_>>::into(json_payload))).await
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `macro_sentinel` (bin "macro_sentinel") due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: unused dependency `tokio-stream`
[INFO] [stderr]  --> Cargo.toml:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | tokio-stream = "0.1"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `tokio-stream`
[INFO] [stderr] warning: unused dependency `uuid`
[INFO] [stderr]   --> Cargo.toml:36:15
[INFO] [stderr]    |
[INFO] [stderr] 36 | [dependencies.uuid]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `uuid`
[INFO] [stderr] warning: `macro_sentinel` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "inspect" "6f8eb3c12f403f407376c542dba06fab09db2cf767d06a4dfe09cd8b5df4b3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8eb3c12f403f407376c542dba06fab09db2cf767d06a4dfe09cd8b5df4b3d6", kill_on_drop: false }`
[INFO] [stdout] 6f8eb3c12f403f407376c542dba06fab09db2cf767d06a4dfe09cd8b5df4b3d6
