[INFO] cloning repository https://github.com/skibon02/async-bench-serv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skibon02/async-bench-serv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskibon02%2Fasync-bench-serv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskibon02%2Fasync-bench-serv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b25037d4f472196a5b731ffd150267a5def04cfb
[INFO] checking skibon02/async-bench-serv against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskibon02%2Fasync-bench-serv" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/skibon02/async-bench-serv
[INFO] finished tweaking git repo https://github.com/skibon02/async-bench-serv
[INFO] tweaked toml for git repo https://github.com/skibon02/async-bench-serv written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/skibon02/async-bench-serv on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/skibon02/async-bench-serv 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic-waker v1.1.0
[INFO] [stderr]   Downloaded blocking v1.3.0
[INFO] [stderr]   Downloaded polling v2.6.0
[INFO] [stderr]   Downloaded errno v0.3.0
[INFO] [stderr]   Downloaded async-executor v1.5.0
[INFO] [stderr]   Downloaded async-channel v1.8.0
[INFO] [stderr]   Downloaded concurrent-queue v2.1.0
[INFO] [stderr]   Downloaded async-lock v2.7.0
[INFO] [stderr]   Downloaded syn v2.0.13
[INFO] [stderr]   Downloaded rustix v0.37.8
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55bc0c95e17e2b53e8243e4eddb810d8f9aeced383700bcff3c8c5a9d2e8e2ab
[INFO] running `Command { std: "docker" "start" "-a" "55bc0c95e17e2b53e8243e4eddb810d8f9aeced383700bcff3c8c5a9d2e8e2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55bc0c95e17e2b53e8243e4eddb810d8f9aeced383700bcff3c8c5a9d2e8e2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55bc0c95e17e2b53e8243e4eddb810d8f9aeced383700bcff3c8c5a9d2e8e2ab", kill_on_drop: false }`
[INFO] [stdout] 55bc0c95e17e2b53e8243e4eddb810d8f9aeced383700bcff3c8c5a9d2e8e2ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a11efa9aeaa5bd12ac886cb2bdaaa9beed1397c0dcf86d2c4003fbddd4aa16b0
[INFO] running `Command { std: "docker" "start" "-a" "a11efa9aeaa5bd12ac886cb2bdaaa9beed1397c0dcf86d2c4003fbddd4aa16b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling polling v2.6.0
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling rustix v0.37.8
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking atomic-waker v1.1.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking concurrent-queue v2.1.0
[INFO] [stderr]     Checking async-channel v1.8.0
[INFO] [stderr]    Compiling syn v2.0.13
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking blocking v1.3.0
[INFO] [stderr]     Checking async-executor v1.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-global-executor v2.3.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking async-bench-serv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `v_async::run as run_async`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use v_async::run as run_async;
[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: `v_async::run as run_async`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use v_async::run as run_async;
[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: `e`
[INFO] [stdout]   --> src/v_std.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Err(e) => { /* connection failed */ }
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]  --> src/v_async.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | type Result<T> = std::result::Result<T, Box<dyn std::error::Error + Send + Sync>>;
[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 `run` is never used
[INFO] [stdout]   --> src/v_async.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_worker` is never used
[INFO] [stdout]   --> src/v_async.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | async fn run_worker() -> Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_client` is never used
[INFO] [stdout]   --> src/v_async.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | async fn handle_client(mut stream: TcpStream, counter: Arc<AtomicU32>) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `addr` should have an upper case name
[INFO] [stdout]  --> src/main.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const addr: &str = "0.0.0.0:8080";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 7 - const addr: &str = "0.0.0.0:8080";
[INFO] [stdout] 7 + const ADDR: &str = "0.0.0.0:8080";
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/v_std.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Err(e) => { /* connection failed */ }
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]  --> src/v_async.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | type Result<T> = std::result::Result<T, Box<dyn std::error::Error + Send + Sync>>;
[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 `run` is never used
[INFO] [stdout]   --> src/v_async.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_worker` is never used
[INFO] [stdout]   --> src/v_async.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | async fn run_worker() -> Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_client` is never used
[INFO] [stdout]   --> src/v_async.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | async fn handle_client(mut stream: TcpStream, counter: Arc<AtomicU32>) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `addr` should have an upper case name
[INFO] [stdout]  --> src/main.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const addr: &str = "0.0.0.0:8080";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 7 - const addr: &str = "0.0.0.0:8080";
[INFO] [stdout] 7 + const ADDR: &str = "0.0.0.0:8080";
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.76s
[INFO] running `Command { std: "docker" "inspect" "a11efa9aeaa5bd12ac886cb2bdaaa9beed1397c0dcf86d2c4003fbddd4aa16b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11efa9aeaa5bd12ac886cb2bdaaa9beed1397c0dcf86d2c4003fbddd4aa16b0", kill_on_drop: false }`
[INFO] [stdout] a11efa9aeaa5bd12ac886cb2bdaaa9beed1397c0dcf86d2c4003fbddd4aa16b0
