[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<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, 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<u8>]) -> Result<(), ()> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/person_handler.rs:16:108
[INFO] [stdout]    |
[INFO] [stdout] 16 |   pub async fn parse_handler(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, 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<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/person_handler.rs:16:108
[INFO] [stdout]    |
[INFO] [stdout] 16 |   pub async fn parse_handler(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, 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<Response<http_body_util::Full<hyper::body::Bytes>>, 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<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, 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<u8>]) -> Result<(), ()> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/person_handler.rs:16:108
[INFO] [stdout]    |
[INFO] [stdout] 16 |   pub async fn parse_handler(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, 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<Response<http_body_util::Full<hyper::body::Bytes>>, Infallible>
[INFO] [stdout]   --> src/person_handler.rs:16:108
[INFO] [stdout]    |
[INFO] [stdout] 16 |   pub async fn parse_handler(_: Request<hyper::body::Incoming>) -> Result<Response<Full<Bytes>>, 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<Response<http_body_util::Full<hyper::body::Bytes>>, 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
