[INFO] cloning repository https://github.com/masterfuzz/hello-rust-http
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masterfuzz/hello-rust-http" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasterfuzz%2Fhello-rust-http", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasterfuzz%2Fhello-rust-http'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa4e394abbb57b82638c9cc094009c8e41f29734
[INFO] checking masterfuzz/hello-rust-http against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasterfuzz%2Fhello-rust-http" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/masterfuzz/hello-rust-http on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/masterfuzz/hello-rust-http
[INFO] finished tweaking git repo https://github.com/masterfuzz/hello-rust-http
[INFO] tweaked toml for git repo https://github.com/masterfuzz/hello-rust-http written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/masterfuzz/hello-rust-http 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5799aba5cb51dbb75a7ef2eb19170156ee5049afe4f7c1f1263f1baa55b5bd70
[INFO] running `Command { std: "docker" "start" "-a" "5799aba5cb51dbb75a7ef2eb19170156ee5049afe4f7c1f1263f1baa55b5bd70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5799aba5cb51dbb75a7ef2eb19170156ee5049afe4f7c1f1263f1baa55b5bd70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5799aba5cb51dbb75a7ef2eb19170156ee5049afe4f7c1f1263f1baa55b5bd70", kill_on_drop: false }`
[INFO] [stdout] 5799aba5cb51dbb75a7ef2eb19170156ee5049afe4f7c1f1263f1baa55b5bd70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3b983a92cb06675347063b493db26a98f0f6891f21427b250b02b0b900db05c
[INFO] running `Command { std: "docker" "start" "-a" "f3b983a92cb06675347063b493db26a98f0f6891f21427b250b02b0b900db05c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking helloweb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/http.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout] 134 |   fn handle(self, Request) -> Response;
[INFO] [stdout]     |                   ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Request`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/http.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout] 134 |   fn handle(self, Request) -> Response;
[INFO] [stdout]     |                   ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Request`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/http.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Request {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |   body: Option<Box<String>>,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/http.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Request {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |   body: Option<Box<String>>,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Post`, `Put`, `Head`, `Delete`, `Patch`, and `Options` are never constructed
[INFO] [stdout]   --> src/http.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Method {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 35 |   Get, Post, Put, Head, Delete, Patch, Options
[INFO] [stdout]    |        ^^^^  ^^^  ^^^^  ^^^^^^  ^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Post`, `Put`, `Head`, `Delete`, `Patch`, and `Options` are never constructed
[INFO] [stdout]   --> src/http.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Method {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 35 |   Get, Post, Put, Head, Delete, Patch, Options
[INFO] [stdout]    |        ^^^^  ^^^  ^^^^  ^^^^^^  ^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `binding` is never read
[INFO] [stdout]   --> src/http.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Server {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 66 |   binding: &'static str,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `binding` is never read
[INFO] [stdout]   --> src/http.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Server {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 66 |   binding: &'static str,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `log` are never used
[INFO] [stdout]    --> src/http.rs:86:10
[INFO] [stdout]     |
[INFO] [stdout] 85  | impl Response {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 86  |   pub fn new(status: Status, body: Option<Box<String>>) -> Self {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |   fn log(&self) {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `log` are never used
[INFO] [stdout]    --> src/http.rs:86:10
[INFO] [stdout]     |
[INFO] [stdout] 85  | impl Response {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 86  |   pub fn new(status: Status, body: Option<Box<String>>) -> Self {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |   fn log(&self) {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |                 resp.write(&mut stream);
[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] 15 |                 let _ = resp.write(&mut stream);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |                 resp.write(&mut stream);
[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] 15 |                 let _ = resp.write(&mut stream);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "f3b983a92cb06675347063b493db26a98f0f6891f21427b250b02b0b900db05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b983a92cb06675347063b493db26a98f0f6891f21427b250b02b0b900db05c", kill_on_drop: false }`
[INFO] [stdout] f3b983a92cb06675347063b493db26a98f0f6891f21427b250b02b0b900db05c
[INFO] checking masterfuzz/hello-rust-http against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasterfuzz%2Fhello-rust-http" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/masterfuzz/hello-rust-http on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/masterfuzz/hello-rust-http
[INFO] finished tweaking git repo https://github.com/masterfuzz/hello-rust-http
[INFO] tweaked toml for git repo https://github.com/masterfuzz/hello-rust-http written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/masterfuzz/hello-rust-http 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da21fa544decba55077b7358f45744f1d3995649c371ddd66e50913b17b38f03
[INFO] running `Command { std: "docker" "start" "-a" "da21fa544decba55077b7358f45744f1d3995649c371ddd66e50913b17b38f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da21fa544decba55077b7358f45744f1d3995649c371ddd66e50913b17b38f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da21fa544decba55077b7358f45744f1d3995649c371ddd66e50913b17b38f03", kill_on_drop: false }`
[INFO] [stdout] da21fa544decba55077b7358f45744f1d3995649c371ddd66e50913b17b38f03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4442b4733d2df43bb0f130330f82bb58f902adc8745868892d5d8c406e7ab2a0
[INFO] running `Command { std: "docker" "start" "-a" "4442b4733d2df43bb0f130330f82bb58f902adc8745868892d5d8c406e7ab2a0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking helloweb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/http.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout] 134 |   fn handle(self, Request) -> Response;
[INFO] [stdout]     |                   ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Request`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/http.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout] 134 |   fn handle(self, Request) -> Response;
[INFO] [stdout]     |                   ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Request`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/http.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Request {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |   body: Option<Box<String>>,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/http.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Request {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |   body: Option<Box<String>>,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Post`, `Put`, `Head`, `Delete`, `Patch`, and `Options` are never constructed
[INFO] [stdout]   --> src/http.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Method {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 35 |   Get, Post, Put, Head, Delete, Patch, Options
[INFO] [stdout]    |        ^^^^  ^^^  ^^^^  ^^^^^^  ^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Post`, `Put`, `Head`, `Delete`, `Patch`, and `Options` are never constructed
[INFO] [stdout]   --> src/http.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Method {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 35 |   Get, Post, Put, Head, Delete, Patch, Options
[INFO] [stdout]    |        ^^^^  ^^^  ^^^^  ^^^^^^  ^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `binding` is never read
[INFO] [stdout]   --> src/http.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Server {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 66 |   binding: &'static str,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `binding` is never read
[INFO] [stdout]   --> src/http.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Server {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 66 |   binding: &'static str,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `log` are never used
[INFO] [stdout]    --> src/http.rs:86:10
[INFO] [stdout]     |
[INFO] [stdout] 85  | impl Response {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 86  |   pub fn new(status: Status, body: Option<Box<String>>) -> Self {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |   fn log(&self) {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `log` are never used
[INFO] [stdout]    --> src/http.rs:86:10
[INFO] [stdout]     |
[INFO] [stdout] 85  | impl Response {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 86  |   pub fn new(status: Status, body: Option<Box<String>>) -> Self {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |   fn log(&self) {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |                 resp.write(&mut stream);
[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] 15 |                 let _ = resp.write(&mut stream);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |                 resp.write(&mut stream);
[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] 15 |                 let _ = resp.write(&mut stream);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/http.rs:91:45
[INFO] [stdout]    |
[INFO] [stdout] 90 |   fn ok(body: Box<String>) -> Self {
[INFO] [stdout]    |         ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 91 |     Response{status_code: Status::Ok, body: Some(body)}
[INFO] [stdout]    |                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/http.rs:91:45
[INFO] [stdout]    |
[INFO] [stdout] 90 |   fn ok(body: Box<String>) -> Self {
[INFO] [stdout]    |         ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 91 |     Response{status_code: Status::Ok, body: Some(body)}
[INFO] [stdout]    |                                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `helloweb` (bin "helloweb") due to 2 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `helloweb` (bin "helloweb" test) due to 2 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4442b4733d2df43bb0f130330f82bb58f902adc8745868892d5d8c406e7ab2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4442b4733d2df43bb0f130330f82bb58f902adc8745868892d5d8c406e7ab2a0", kill_on_drop: false }`
[INFO] [stdout] 4442b4733d2df43bb0f130330f82bb58f902adc8745868892d5d8c406e7ab2a0