[INFO] cloning repository https://github.com/JasonYANG170/http [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JasonYANG170/http" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonYANG170%2Fhttp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonYANG170%2Fhttp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 93dce95c5d32d6503e3103fde82e9a2816169fc2 [INFO] checking JasonYANG170/http against try#47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268 for pr-149058 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonYANG170%2Fhttp" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/JasonYANG170/http [INFO] finished tweaking git repo https://github.com/JasonYANG170/http [INFO] tweaked toml for git repo https://github.com/JasonYANG170/http written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/JasonYANG170/http on toolchain 47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/JasonYANG170/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" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59147cbf90c1ae0d33d2a5e7ed045c7af479e783fe8ab81c1b9fea07c61783e7 [INFO] running `Command { std: "docker" "start" "-a" "59147cbf90c1ae0d33d2a5e7ed045c7af479e783fe8ab81c1b9fea07c61783e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59147cbf90c1ae0d33d2a5e7ed045c7af479e783fe8ab81c1b9fea07c61783e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59147cbf90c1ae0d33d2a5e7ed045c7af479e783fe8ab81c1b9fea07c61783e7", kill_on_drop: false }` [INFO] [stdout] 59147cbf90c1ae0d33d2a5e7ed045c7af479e783fe8ab81c1b9fea07c61783e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f22fc325fd403ab27db3537653be4ecdeea10a17c3c9ade0aa0de86df70a7427 [INFO] running `Command { std: "docker" "start" "-a" "f22fc325fd403ab27db3537653be4ecdeea10a17c3c9ade0aa0de86df70a7427", kill_on_drop: false }` [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking http v0.1.0 (/opt/rustwide/workdir/http) [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> http/src/request.rs:76:6 [INFO] [stdout] | [INFO] [stdout] 76 | let mut method = Method::UNINITIALIZED; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> http/src/request.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 77 | let mut version = Version::V1_1; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> http/src/request.rs:78:6 [INFO] [stdout] | [INFO] [stdout] 78 | let mut resource = Resource::Path("".to_string()); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> http/src/request.rs:76:6 [INFO] [stdout] | [INFO] [stdout] 76 | let mut method = Method::UNINITIALIZED; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `version` [INFO] [stdout] --> http/src/request.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 77 | let mut version = Version::V1_1; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `resource` [INFO] [stdout] --> http/src/request.rs:78:6 [INFO] [stdout] | [INFO] [stdout] 78 | let mut resource = Resource::Path("".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resource` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> http/src/request.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut first = first.unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `protocol`, `address`, `port`, and `path` are never read [INFO] [stdout] --> http/src/request.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub struct Url { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 56 | protocol: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 57 | address: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 58 | port: u16, [INFO] [stdout] | ^^^^ [INFO] [stdout] 59 | path: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `method`, `version`, `resource`, `headers`, and `body` are never read [INFO] [stdout] --> http/src/request.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct Request { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 65 | method: Method, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 66 | version: Version, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 67 | resource: Resource, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 68 | headers: HashMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 69 | body: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> http/src/request.rs:76:6 [INFO] [stdout] | [INFO] [stdout] 76 | let mut method = Method::UNINITIALIZED; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> http/src/request.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 77 | let mut version = Version::V1_1; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> http/src/request.rs:78:6 [INFO] [stdout] | [INFO] [stdout] 78 | let mut resource = Resource::Path("".to_string()); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> http/src/request.rs:76:6 [INFO] [stdout] | [INFO] [stdout] 76 | let mut method = Method::UNINITIALIZED; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `version` [INFO] [stdout] --> http/src/request.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 77 | let mut version = Version::V1_1; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `resource` [INFO] [stdout] --> http/src/request.rs:78:6 [INFO] [stdout] | [INFO] [stdout] 78 | let mut resource = Resource::Path("".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resource` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> http/src/request.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut first = first.unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `protocol`, `address`, `port`, and `path` are never read [INFO] [stdout] --> http/src/request.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub struct Url { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 56 | protocol: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 57 | address: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 58 | port: u16, [INFO] [stdout] | ^^^^ [INFO] [stdout] 59 | path: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `method`, `version`, `resource`, `headers`, and `body` are never read [INFO] [stdout] --> http/src/request.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct Request { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 65 | method: Method, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 66 | version: Version, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 67 | resource: Resource, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 68 | headers: HashMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 69 | body: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> http/src/response.rs:59:2 [INFO] [stdout] | [INFO] [stdout] 59 | write!(stream,"{}",response); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = write!(stream,"{}",response); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> http/src/response.rs:59:2 [INFO] [stdout] | [INFO] [stdout] 59 | write!(stream,"{}",response); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = write!(stream,"{}",response); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking server v0.1.0 (/opt/rustwide/workdir/server) [INFO] [stdout] warning: unused imports: `AsyncRead` and `AsyncWrite` [INFO] [stdout] --> server/src/server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::io::{AsyncRead,AsyncWrite}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::*` [INFO] [stdout] --> server/src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::router::*` [INFO] [stdout] --> server/src/server.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use super::router::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> server/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpListener` [INFO] [stdout] --> server/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::net::TcpListener; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AsyncRead` and `AsyncWrite` [INFO] [stdout] --> server/src/server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::io::{AsyncRead,AsyncWrite}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::*` [INFO] [stdout] --> server/src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::router::*` [INFO] [stdout] --> server/src/server.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use super::router::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> server/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpListener` [INFO] [stdout] --> server/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::net::TcpListener; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> server/src/server.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | let (mut stream,peer_addr) = listener.accept().await.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `request` [INFO] [stdout] --> server/src/server.rs:27:7 [INFO] [stdout] | [INFO] [stdout] 27 | let request: Request = String::from_utf8(buffer_vec).unwrap().into(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> server/src/server.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | let (mut stream,peer_addr) = listener.accept().await.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `request` [INFO] [stdout] --> server/src/server.rs:27:7 [INFO] [stdout] | [INFO] [stdout] 27 | let request: Request = String::from_utf8(buffer_vec).unwrap().into(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/server.rs:29:3 [INFO] [stdout] | [INFO] [stdout] 29 | stream.try_write(&response.to_string().into_bytes()); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 29 | let _ = stream.try_write(&response.to_string().into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/server.rs:29:3 [INFO] [stdout] | [INFO] [stdout] 29 | stream.try_write(&response.to_string().into_bytes()); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 29 | let _ = stream.try_write(&response.to_string().into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.31s [INFO] running `Command { std: "docker" "inspect" "f22fc325fd403ab27db3537653be4ecdeea10a17c3c9ade0aa0de86df70a7427", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f22fc325fd403ab27db3537653be4ecdeea10a17c3c9ade0aa0de86df70a7427", kill_on_drop: false }` [INFO] [stdout] f22fc325fd403ab27db3537653be4ecdeea10a17c3c9ade0aa0de86df70a7427