[INFO] cloning repository https://github.com/TechieQuokka/echo-server-v1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TechieQuokka/echo-server-v1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechieQuokka%2Fecho-server-v1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechieQuokka%2Fecho-server-v1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb86423822b26a90ce9f52c15c53b790a38ea81b
[INFO] checking TechieQuokka/echo-server-v1 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechieQuokka%2Fecho-server-v1" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TechieQuokka/echo-server-v1
[INFO] finished tweaking git repo https://github.com/TechieQuokka/echo-server-v1
[INFO] tweaked toml for git repo https://github.com/TechieQuokka/echo-server-v1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TechieQuokka/echo-server-v1 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TechieQuokka/echo-server-v1 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a1e4fd6252515a54ab88ea62755da7e0fc69b7bce78d582980d019f8125ae6c9
[INFO] running `Command { std: "docker" "start" "a1e4fd6252515a54ab88ea62755da7e0fc69b7bce78d582980d019f8125ae6c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1e4fd6252515a54ab88ea62755da7e0fc69b7bce78d582980d019f8125ae6c9", 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" "a1e4fd6252515a54ab88ea62755da7e0fc69b7bce78d582980d019f8125ae6c9" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1e4fd6252515a54ab88ea62755da7e0fc69b7bce78d582980d019f8125ae6c9", 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" "a1e4fd6252515a54ab88ea62755da7e0fc69b7bce78d582980d019f8125ae6c9" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tungstenite v0.24.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tokio-tungstenite v0.24.0
[INFO] [stderr]     Checking tokio-stream v0.1.18
[INFO] [stderr]     Checking echo-server-v1 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]   --> src/handler.rs:52:57
[INFO] [stdout]    |
[INFO] [stdout] 52 |                         let _ = tx.send(WsMessage::Text(json.into()));
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 52 -                         let _ = tx.send(WsMessage::Text(json.into()));
[INFO] [stdout] 52 +                         let _ = tx.send(WsMessage::Text(json));
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 52 -                         let _ = tx.send(WsMessage::Text(json.into()));
[INFO] [stdout] 52 +                         let _ = tx.send(WsMessage::Text(<std::string::String as Into<_>>::into(json)));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]   --> src/handler.rs:60:29
[INFO] [stdout]    |
[INFO] [stdout] 60 | ...                   serde_json::to_string(&err).unwrap().into(),
[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] 60 -                             serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 60 +                             serde_json::to_string(&err).unwrap(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 60 -                             serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 60 +                             <std::string::String as Into<_>>::into(serde_json::to_string(&err).unwrap()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]   --> src/handler.rs:68:29
[INFO] [stdout]    |
[INFO] [stdout] 68 | ...                   serde_json::to_string(&err).unwrap().into(),
[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] 68 -                             serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 68 +                             serde_json::to_string(&err).unwrap(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 68 -                             serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 68 +                             <std::string::String as Into<_>>::into(serde_json::to_string(&err).unwrap()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]    --> src/handler.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |                     serde_json::to_string(&err).unwrap().into(),
[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] 101 -                     serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 101 +                     serde_json::to_string(&err).unwrap(),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 101 -                     serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 101 +                     <std::string::String as Into<_>>::into(serde_json::to_string(&err).unwrap()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]    --> src/handler.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     serde_json::to_string(&err).unwrap().into(),
[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] 113 -                     serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 113 +                     serde_json::to_string(&err).unwrap(),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 113 -                     serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 113 +                     <std::string::String as Into<_>>::into(serde_json::to_string(&err).unwrap()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]    --> src/state.rs:130:58
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     let _ = user.tx.send(WsMessage::Text(json.clone().into()));
[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] 130 -                     let _ = user.tx.send(WsMessage::Text(json.clone().into()));
[INFO] [stdout] 130 +                     let _ = user.tx.send(WsMessage::Text(json.clone()));
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 130 -                     let _ = user.tx.send(WsMessage::Text(json.clone().into()));
[INFO] [stdout] 130 +                     let _ = user.tx.send(WsMessage::Text(<std::string::String as Into<_>>::into(json.clone())));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]    --> src/state.rs:146:50
[INFO] [stdout]     |
[INFO] [stdout] 146 |             let _ = user.tx.send(WsMessage::Text(json.into()));
[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] 146 -             let _ = user.tx.send(WsMessage::Text(json.into()));
[INFO] [stdout] 146 +             let _ = user.tx.send(WsMessage::Text(json));
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 146 -             let _ = user.tx.send(WsMessage::Text(json.into()));
[INFO] [stdout] 146 +             let _ = user.tx.send(WsMessage::Text(<std::string::String as Into<_>>::into(json)));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `echo-server-v1` (bin "echo-server-v1" test) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]   --> src/handler.rs:52:57
[INFO] [stdout]    |
[INFO] [stdout] 52 |                         let _ = tx.send(WsMessage::Text(json.into()));
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 52 -                         let _ = tx.send(WsMessage::Text(json.into()));
[INFO] [stdout] 52 +                         let _ = tx.send(WsMessage::Text(json));
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 52 -                         let _ = tx.send(WsMessage::Text(json.into()));
[INFO] [stdout] 52 +                         let _ = tx.send(WsMessage::Text(<std::string::String as Into<_>>::into(json)));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]   --> src/handler.rs:60:29
[INFO] [stdout]    |
[INFO] [stdout] 60 | ...                   serde_json::to_string(&err).unwrap().into(),
[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] 60 -                             serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 60 +                             serde_json::to_string(&err).unwrap(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 60 -                             serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 60 +                             <std::string::String as Into<_>>::into(serde_json::to_string(&err).unwrap()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]   --> src/handler.rs:68:29
[INFO] [stdout]    |
[INFO] [stdout] 68 | ...                   serde_json::to_string(&err).unwrap().into(),
[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] 68 -                             serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 68 +                             serde_json::to_string(&err).unwrap(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 68 -                             serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 68 +                             <std::string::String as Into<_>>::into(serde_json::to_string(&err).unwrap()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]    --> src/handler.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |                     serde_json::to_string(&err).unwrap().into(),
[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] 101 -                     serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 101 +                     serde_json::to_string(&err).unwrap(),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 101 -                     serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 101 +                     <std::string::String as Into<_>>::into(serde_json::to_string(&err).unwrap()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]    --> src/handler.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     serde_json::to_string(&err).unwrap().into(),
[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] 113 -                     serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 113 +                     serde_json::to_string(&err).unwrap(),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 113 -                     serde_json::to_string(&err).unwrap().into(),
[INFO] [stdout] 113 +                     <std::string::String as Into<_>>::into(serde_json::to_string(&err).unwrap()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]    --> src/state.rs:130:58
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     let _ = user.tx.send(WsMessage::Text(json.clone().into()));
[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] 130 -                     let _ = user.tx.send(WsMessage::Text(json.clone().into()));
[INFO] [stdout] 130 +                     let _ = user.tx.send(WsMessage::Text(json.clone()));
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 130 -                     let _ = user.tx.send(WsMessage::Text(json.clone().into()));
[INFO] [stdout] 130 +                     let _ = user.tx.send(WsMessage::Text(<std::string::String as Into<_>>::into(json.clone())));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String`
[INFO] [stdout]    --> src/state.rs:146:50
[INFO] [stdout]     |
[INFO] [stdout] 146 |             let _ = user.tx.send(WsMessage::Text(json.into()));
[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] 146 -             let _ = user.tx.send(WsMessage::Text(json.into()));
[INFO] [stdout] 146 +             let _ = user.tx.send(WsMessage::Text(json));
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 146 -             let _ = user.tx.send(WsMessage::Text(json.into()));
[INFO] [stdout] 146 +             let _ = user.tx.send(WsMessage::Text(<std::string::String as Into<_>>::into(json)));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `echo-server-v1` (bin "echo-server-v1") due to 7 previous errors
[INFO] [stderr] warning: unused dependency `tokio-stream`
[INFO] [stderr]  --> Cargo.toml:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | 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:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 | [dependencies.uuid]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `uuid`
[INFO] [stderr] warning: `echo-server-v1` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "inspect" "a1e4fd6252515a54ab88ea62755da7e0fc69b7bce78d582980d019f8125ae6c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e4fd6252515a54ab88ea62755da7e0fc69b7bce78d582980d019f8125ae6c9", kill_on_drop: false }`
[INFO] [stdout] a1e4fd6252515a54ab88ea62755da7e0fc69b7bce78d582980d019f8125ae6c9
