[INFO] cloning repository https://github.com/wangruo/rust_ex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wangruo/rust_ex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangruo%2Frust_ex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangruo%2Frust_ex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 697c76a448f47d37f7ec4e0ada5a4532d695cbdd
[INFO] checking wangruo/rust_ex against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangruo%2Frust_ex" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wangruo/rust_ex
[INFO] finished tweaking git repo https://github.com/wangruo/rust_ex
[INFO] tweaked toml for git repo https://github.com/wangruo/rust_ex written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wangruo/rust_ex 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/wangruo/rust_ex 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b0d3b37fc1a4961dfde67d85b454618c4f366edaa2ad5318e753ad8f902a2244
[INFO] running `Command { std: "docker" "start" "b0d3b37fc1a4961dfde67d85b454618c4f366edaa2ad5318e753ad8f902a2244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0d3b37fc1a4961dfde67d85b454618c4f366edaa2ad5318e753ad8f902a2244", 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" "b0d3b37fc1a4961dfde67d85b454618c4f366edaa2ad5318e753ad8f902a2244" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0d3b37fc1a4961dfde67d85b454618c4f366edaa2ad5318e753ad8f902a2244", 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" "b0d3b37fc1a4961dfde67d85b454618c4f366edaa2ad5318e753ad8f902a2244" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking run_bin v0.1.0 (/opt/rustwide/workdir/run_bin)
[INFO] [stderr]     Checking exercise v0.1.0 (/opt/rustwide/workdir/exercise)
[INFO] [stderr]     Checking tcpclient v0.1.0 (/opt/rustwide/workdir/tcpclient)
[INFO] [stderr]     Checking http v0.1.0 (/opt/rustwide/workdir/http)
[INFO] [stderr]     Checking tcpserver v0.1.0 (/opt/rustwide/workdir/tcpserver)
[INFO] [stderr]     Checking httpserver v0.1.0 (/opt/rustwide/workdir/httpserver)
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             version: "HTTP/1.1".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] 16 -             version: "HTTP/1.1".into(),
[INFO] [stdout] 16 +             version: "HTTP/1.1",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 16 -             version: "HTTP/1.1".into(),
[INFO] [stdout] 16 +             version: <&str as Into<_>>::into("HTTP/1.1"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |             status_code: "200".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] 17 -             status_code: "200".into(),
[INFO] [stdout] 17 +             status_code: "200",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 17 -             status_code: "200".into(),
[INFO] [stdout] 17 +             status_code: <&str as Into<_>>::into("200"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |             status_text: "OK".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] 18 -             status_text: "OK".into(),
[INFO] [stdout] 18 +             status_text: "OK",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 18 -             status_text: "OK".into(),
[INFO] [stdout] 18 +             status_text: <&str as Into<_>>::into("OK"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:33:36
[INFO] [stdout]    |
[INFO] [stdout] 33 |             response.status_code = status_code.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] 33 -             response.status_code = status_code.into();
[INFO] [stdout] 33 +             response.status_code = status_code;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 33 -             response.status_code = status_code.into();
[INFO] [stdout] 33 +             response.status_code = <&str as Into<_>>::into(status_code);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |             "200" => "OK".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] 44 -             "200" => "OK".into(),
[INFO] [stdout] 44 +             "200" => "OK",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 44 -             "200" => "OK".into(),
[INFO] [stdout] 44 +             "200" => <&str as Into<_>>::into("OK"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |             "400" => "Bad Request".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] 45 -             "400" => "Bad Request".into(),
[INFO] [stdout] 45 +             "400" => "Bad Request",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 45 -             "400" => "Bad Request".into(),
[INFO] [stdout] 45 +             "400" => <&str as Into<_>>::into("Bad Request"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |             "404" => "Not Found".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] 46 -             "404" => "Not Found".into(),
[INFO] [stdout] 46 +             "404" => "Not Found",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 46 -             "404" => "Not Found".into(),
[INFO] [stdout] 46 +             "404" => <&str as Into<_>>::into("Not Found"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |             "500" => "Internal Error".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] 47 -             "500" => "Internal Error".into(),
[INFO] [stdout] 47 +             "500" => "Internal Error",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 47 -             "500" => "Internal Error".into(),
[INFO] [stdout] 47 +             "500" => <&str as Into<_>>::into("Internal Error"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |             &_ => "Not Found".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] 48 -             &_ => "Not Found".into(),
[INFO] [stdout] 48 +             &_ => "Not Found",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 48 -             &_ => "Not Found".into(),
[INFO] [stdout] 48 +             &_ => <&str as Into<_>>::into("Not Found"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http` (lib) due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             version: "HTTP/1.1".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] 16 -             version: "HTTP/1.1".into(),
[INFO] [stdout] 16 +             version: "HTTP/1.1",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 16 -             version: "HTTP/1.1".into(),
[INFO] [stdout] 16 +             version: <&str as Into<_>>::into("HTTP/1.1"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |             status_code: "200".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] 17 -             status_code: "200".into(),
[INFO] [stdout] 17 +             status_code: "200",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 17 -             status_code: "200".into(),
[INFO] [stdout] 17 +             status_code: <&str as Into<_>>::into("200"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |             status_text: "OK".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] 18 -             status_text: "OK".into(),
[INFO] [stdout] 18 +             status_text: "OK",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 18 -             status_text: "OK".into(),
[INFO] [stdout] 18 +             status_text: <&str as Into<_>>::into("OK"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:33:36
[INFO] [stdout]    |
[INFO] [stdout] 33 |             response.status_code = status_code.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] 33 -             response.status_code = status_code.into();
[INFO] [stdout] 33 +             response.status_code = status_code;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 33 -             response.status_code = status_code.into();
[INFO] [stdout] 33 +             response.status_code = <&str as Into<_>>::into(status_code);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |             "200" => "OK".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] 44 -             "200" => "OK".into(),
[INFO] [stdout] 44 +             "200" => "OK",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 44 -             "200" => "OK".into(),
[INFO] [stdout] 44 +             "200" => <&str as Into<_>>::into("OK"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |             "400" => "Bad Request".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] 45 -             "400" => "Bad Request".into(),
[INFO] [stdout] 45 +             "400" => "Bad Request",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 45 -             "400" => "Bad Request".into(),
[INFO] [stdout] 45 +             "400" => <&str as Into<_>>::into("Bad Request"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |             "404" => "Not Found".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] 46 -             "404" => "Not Found".into(),
[INFO] [stdout] 46 +             "404" => "Not Found",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 46 -             "404" => "Not Found".into(),
[INFO] [stdout] 46 +             "404" => <&str as Into<_>>::into("Not Found"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |             "500" => "Internal Error".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] 47 -             "500" => "Internal Error".into(),
[INFO] [stdout] 47 +             "500" => "Internal Error",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 47 -             "500" => "Internal Error".into(),
[INFO] [stdout] 47 +             "500" => <&str as Into<_>>::into("Internal Error"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]   --> http/src/http_response.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |             &_ => "Not Found".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] 48 -             &_ => "Not Found".into(),
[INFO] [stdout] 48 +             &_ => "Not Found",
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 48 -             &_ => "Not Found".into(),
[INFO] [stdout] 48 +             &_ => <&str as Into<_>>::into("Not Found"),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> http/src/http_response.rs:170:32
[INFO] [stdout]     |
[INFO] [stdout] 170 |         actual_string.push_str("Content-Type:text/html\r\n".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] 170 -         actual_string.push_str("Content-Type:text/html\r\n".into());
[INFO] [stdout] 170 +         actual_string.push_str("Content-Type:text/html\r\n");
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 170 -         actual_string.push_str("Content-Type:text/html\r\n".into());
[INFO] [stdout] 170 +         actual_string.push_str(<&str as Into<_>>::into("Content-Type:text/html\r\n"));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> http/src/http_response.rs:171:32
[INFO] [stdout]     |
[INFO] [stdout] 171 |         actual_string.push_str("Content-Length: 4\r\n\r\n".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] 171 -         actual_string.push_str("Content-Length: 4\r\n\r\n".into());
[INFO] [stdout] 171 +         actual_string.push_str("Content-Length: 4\r\n\r\n");
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 171 -         actual_string.push_str("Content-Length: 4\r\n\r\n".into());
[INFO] [stdout] 171 +         actual_string.push_str(<&str as Into<_>>::into("Content-Length: 4\r\n\r\n"));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> http/src/http_response.rs:172:32
[INFO] [stdout]     |
[INFO] [stdout] 172 |         actual_string.push_str("xxxx".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] 172 -         actual_string.push_str("xxxx".into());
[INFO] [stdout] 172 +         actual_string.push_str("xxxx");
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 172 -         actual_string.push_str("xxxx".into());
[INFO] [stdout] 172 +         actual_string.push_str(<&str as Into<_>>::into("xxxx"));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http` (lib test) due to 12 previous errors
[INFO] running `Command { std: "docker" "inspect" "b0d3b37fc1a4961dfde67d85b454618c4f366edaa2ad5318e753ad8f902a2244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d3b37fc1a4961dfde67d85b454618c4f366edaa2ad5318e753ad8f902a2244", kill_on_drop: false }`
[INFO] [stdout] b0d3b37fc1a4961dfde67d85b454618c4f366edaa2ad5318e753ad8f902a2244
