[INFO] cloning repository https://github.com/benhirsch24/iouring_bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benhirsch24/iouring_bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenhirsch24%2Fiouring_bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenhirsch24%2Fiouring_bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aabceee7c1b44d3d19e5b2cfe2a39a97eade8e13
[INFO] testing benhirsch24/iouring_bench against try#28f95933dc0727396c07b48d0a8cb5211b7fb472 for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenhirsch24%2Fiouring_bench" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/benhirsch24/iouring_bench
[INFO] finished tweaking git repo https://github.com/benhirsch24/iouring_bench
[INFO] tweaked toml for git repo https://github.com/benhirsch24/iouring_bench written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/benhirsch24/iouring_bench on toolchain 28f95933dc0727396c07b48d0a8cb5211b7fb472
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/benhirsch24/iouring_bench 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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77a281fd537b3d5dfb379b802a1b5efdae9d71d3848fd39d8e0ef6c7869101c2
[INFO] running `Command { std: "docker" "start" "-a" "77a281fd537b3d5dfb379b802a1b5efdae9d71d3848fd39d8e0ef6c7869101c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77a281fd537b3d5dfb379b802a1b5efdae9d71d3848fd39d8e0ef6c7869101c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a281fd537b3d5dfb379b802a1b5efdae9d71d3848fd39d8e0ef6c7869101c2", kill_on_drop: false }`
[INFO] [stdout] 77a281fd537b3d5dfb379b802a1b5efdae9d71d3848fd39d8e0ef6c7869101c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f327f63adf1fbcc551c555912075af20d940b1697994c0db34345c5944c91a81
[INFO] running `Command { std: "docker" "start" "-a" "f327f63adf1fbcc551c555912075af20d940b1697994c0db34345c5944c91a81", kill_on_drop: false }`
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[INFO] [stderr]    Compiling futures-executor v0.3.31
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.57s
[INFO] running `Command { std: "docker" "inspect" "f327f63adf1fbcc551c555912075af20d940b1697994c0db34345c5944c91a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f327f63adf1fbcc551c555912075af20d940b1697994c0db34345c5944c91a81", kill_on_drop: false }`
[INFO] [stdout] f327f63adf1fbcc551c555912075af20d940b1697994c0db34345c5944c91a81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60af71567bedb8def2509f2100c8042f145521186a7a45ed093743174f93d160
[INFO] running `Command { std: "docker" "start" "-a" "60af71567bedb8def2509f2100c8042f145521186a7a45ed093743174f93d160", kill_on_drop: false }`
[INFO] [stderr]    Compiling twoio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> examples/tokio.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout]  50 | /         loop {
[INFO] [stdout]  51 | |             let (mut stream, _) = listener.accept().await?;
[INFO] [stdout]  52 | |             let cache = cache.clone();
[INFO] [stdout]  53 | |             spawn_local(async move {
[INFO] [stdout] ...   |
[INFO] [stdout] 118 | |             });
[INFO] [stdout] 119 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 120 |           Ok(())
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> examples/pubsub_server_tokio.rs:367:9
[INFO] [stdout]     |
[INFO] [stdout] 333 | /         loop {
[INFO] [stdout] 334 | |             debug!("Accepting");
[INFO] [stdout] 335 | |             let (stream, _) = listener.accept().await.unwrap();
[INFO] [stdout] 336 | |             let subscribers = subscribers.clone();
[INFO] [stdout] ...   |
[INFO] [stdout] 364 | |             });
[INFO] [stdout] 365 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 366 |
[INFO] [stdout] 367 |           Ok(())
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "60af71567bedb8def2509f2100c8042f145521186a7a45ed093743174f93d160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60af71567bedb8def2509f2100c8042f145521186a7a45ed093743174f93d160", kill_on_drop: false }`
[INFO] [stdout] 60af71567bedb8def2509f2100c8042f145521186a7a45ed093743174f93d160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a0372cd76489de5fe1b9d7816bf0691dd3e498d36c8f10e75824c1e718636cb
[INFO] running `Command { std: "docker" "start" "-a" "1a0372cd76489de5fe1b9d7816bf0691dd3e498d36c8f10e75824c1e718636cb", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> examples/pubsub_server_tokio.rs:367:9
[INFO] [stderr]     |
[INFO] [stderr] 333 | /         loop {
[INFO] [stderr] 334 | |             debug!("Accepting");
[INFO] [stderr] 335 | |             let (stream, _) = listener.accept().await.unwrap();
[INFO] [stderr] 336 | |             let subscribers = subscribers.clone();
[INFO] [stderr] ...   |
[INFO] [stderr] 364 | |             });
[INFO] [stderr] 365 | |         }
[INFO] [stderr]     | |_________- any code following this expression is unreachable
[INFO] [stderr] 366 |
[INFO] [stderr] 367 |           Ok(())
[INFO] [stderr]     |           ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> examples/tokio.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr]  50 | /         loop {
[INFO] [stderr]  51 | |             let (mut stream, _) = listener.accept().await?;
[INFO] [stderr]  52 | |             let cache = cache.clone();
[INFO] [stderr]  53 | |             spawn_local(async move {
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |             });
[INFO] [stderr] 119 | |         }
[INFO] [stderr]     | |_________- any code following this expression is unreachable
[INFO] [stderr] 120 |           Ok(())
[INFO] [stderr]     |           ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `twoio` (example "pubsub_server_tokio") generated 1 warning
[INFO] [stderr] warning: `twoio` (example "tokio") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/twoio-16445ff8ee4ba3ad)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test executor::tests::ready_queue_budget_limits_processing ... ok
[INFO] [stdout] test executor::tests::test1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests twoio
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a0372cd76489de5fe1b9d7816bf0691dd3e498d36c8f10e75824c1e718636cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0372cd76489de5fe1b9d7816bf0691dd3e498d36c8f10e75824c1e718636cb", kill_on_drop: false }`
[INFO] [stdout] 1a0372cd76489de5fe1b9d7816bf0691dd3e498d36c8f10e75824c1e718636cb
