[INFO] cloning repository https://github.com/wadayamada/Rust-Web-Server-Performance-Test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wadayamada/Rust-Web-Server-Performance-Test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwadayamada%2FRust-Web-Server-Performance-Test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwadayamada%2FRust-Web-Server-Performance-Test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3d89209f9c1d2badd1f309fe40c51d11ea168aaa [INFO] checking wadayamada/Rust-Web-Server-Performance-Test against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwadayamada%2FRust-Web-Server-Performance-Test" "/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/wadayamada/Rust-Web-Server-Performance-Test [INFO] finished tweaking git repo https://github.com/wadayamada/Rust-Web-Server-Performance-Test [INFO] tweaked toml for git repo https://github.com/wadayamada/Rust-Web-Server-Performance-Test written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/wadayamada/Rust-Web-Server-Performance-Test on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/wadayamada/Rust-Web-Server-Performance-Test 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed87471288d4b8a346c4fd4b718d8e82b4c233554dda94d3b4f460531bb905d6 [INFO] running `Command { std: "docker" "start" "-a" "ed87471288d4b8a346c4fd4b718d8e82b4c233554dda94d3b4f460531bb905d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed87471288d4b8a346c4fd4b718d8e82b4c233554dda94d3b4f460531bb905d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed87471288d4b8a346c4fd4b718d8e82b4c233554dda94d3b4f460531bb905d6", kill_on_drop: false }` [INFO] [stdout] ed87471288d4b8a346c4fd4b718d8e82b4c233554dda94d3b4f460531bb905d6 [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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b9bbf1bd409bfb95b086295b32fad2235d06faafaecf641e5655770f0da7348 [INFO] running `Command { std: "docker" "start" "-a" "5b9bbf1bd409bfb95b086295b32fad2235d06faafaecf641e5655770f0da7348", kill_on_drop: false }` [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking hashbrown v0.15.3 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking indexmap v2.9.0 [INFO] [stderr] Checking sysinfo v0.29.11 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Checking tokio v1.45.0 [INFO] [stderr] Checking tokio-util v0.7.15 [INFO] [stderr] Checking h2 v0.4.10 [INFO] [stderr] Checking hyper v1.6.0 [INFO] [stderr] Checking hyper-util v0.1.12 [INFO] [stderr] Checking rust-web-server-performance-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `PidExt` [INFO] [stdout] --> src/main.rs:8:34 [INFO] [stdout] | [INFO] [stdout] 8 | use sysinfo::{System, SystemExt, PidExt, ProcessExt}; [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: `PidExt` [INFO] [stdout] --> src/main.rs:8:34 [INFO] [stdout] | [INFO] [stdout] 8 | use sysinfo::{System, SystemExt, PidExt, ProcessExt}; [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 variable: `sum` [INFO] [stdout] --> src/main.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let sum = match mode.as_str() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_mem_usage_mb` is never used [INFO] [stdout] --> src/main.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn print_mem_usage_mb() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_system_mem_mb` is never used [INFO] [stdout] --> src/main.rs:71:4 [INFO] [stdout] | [INFO] [stdout] 71 | fn print_system_mem_mb(sys: &System) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_handler` is never used [INFO] [stdout] --> src/person_handler.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | pub async fn parse_handler(_: Request) -> Result>, Infallible> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/person_handler.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_large_response` is never used [INFO] [stdout] --> src/person_handler.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | async fn build_large_response() -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/person_handler.rs:51:10 [INFO] [stdout] | [INFO] [stdout] 51 | async fn parse(_bufs: &[Vec]) -> Result<(), ()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/person_handler.rs:16:108 [INFO] [stdout] | [INFO] [stdout] 16 | pub async fn parse_handler(_: Request) -> Result>, Infallible> { [INFO] [stdout] | ____________________________________________________________________________________________________________^ [INFO] [stdout] 17 | | let body_text = build_large_response().await; [INFO] [stdout] 18 | | println!("{}", body_text); [INFO] [stdout] 19 | | let response_text = format!("aaa"); [INFO] [stdout] ... | [INFO] [stdout] 24 | | Ok(response) [INFO] [stdout] 25 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/person_handler.rs:16:108 [INFO] [stdout] | [INFO] [stdout] 16 | pub async fn parse_handler(_: Request) -> Result>, Infallible> { [INFO] [stdout] | ____________________________________________________________________________________________________________^ [INFO] [stdout] 17 | | let body_text = build_large_response().await; [INFO] [stdout] 18 | | println!("{}", body_text); [INFO] [stdout] 19 | | let response_text = format!("aaa"); [INFO] [stdout] ... | [INFO] [stdout] 24 | | Ok(response) [INFO] [stdout] 25 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/person_handler.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-web-server-performance-test` (bin "rust-web-server-performance-test") due to 3 previous errors; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `sum` [INFO] [stdout] --> src/main.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let sum = match mode.as_str() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_mem_usage_mb` is never used [INFO] [stdout] --> src/main.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn print_mem_usage_mb() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_system_mem_mb` is never used [INFO] [stdout] --> src/main.rs:71:4 [INFO] [stdout] | [INFO] [stdout] 71 | fn print_system_mem_mb(sys: &System) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_handler` is never used [INFO] [stdout] --> src/person_handler.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | pub async fn parse_handler(_: Request) -> Result>, Infallible> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/person_handler.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_large_response` is never used [INFO] [stdout] --> src/person_handler.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | async fn build_large_response() -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/person_handler.rs:51:10 [INFO] [stdout] | [INFO] [stdout] 51 | async fn parse(_bufs: &[Vec]) -> Result<(), ()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/person_handler.rs:16:108 [INFO] [stdout] | [INFO] [stdout] 16 | pub async fn parse_handler(_: Request) -> Result>, Infallible> { [INFO] [stdout] | ____________________________________________________________________________________________________________^ [INFO] [stdout] 17 | | let body_text = build_large_response().await; [INFO] [stdout] 18 | | println!("{}", body_text); [INFO] [stdout] 19 | | let response_text = format!("aaa"); [INFO] [stdout] ... | [INFO] [stdout] 24 | | Ok(response) [INFO] [stdout] 25 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/person_handler.rs:16:108 [INFO] [stdout] | [INFO] [stdout] 16 | pub async fn parse_handler(_: Request) -> Result>, Infallible> { [INFO] [stdout] | ____________________________________________________________________________________________________________^ [INFO] [stdout] 17 | | let body_text = build_large_response().await; [INFO] [stdout] 18 | | println!("{}", body_text); [INFO] [stdout] 19 | | let response_text = format!("aaa"); [INFO] [stdout] ... | [INFO] [stdout] 24 | | Ok(response) [INFO] [stdout] 25 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/person_handler.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-web-server-performance-test` (bin "rust-web-server-performance-test" test) due to 3 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5b9bbf1bd409bfb95b086295b32fad2235d06faafaecf641e5655770f0da7348", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b9bbf1bd409bfb95b086295b32fad2235d06faafaecf641e5655770f0da7348", kill_on_drop: false }` [INFO] [stdout] 5b9bbf1bd409bfb95b086295b32fad2235d06faafaecf641e5655770f0da7348