[INFO] cloning repository https://github.com/SinclairChao/pingclair
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SinclairChao/pingclair" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSinclairChao%2Fpingclair", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSinclairChao%2Fpingclair'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f38a9a9b3e764798b9b13c7b4ee4b8d6a341a99d
[INFO] checking SinclairChao/pingclair against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSinclairChao%2Fpingclair" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SinclairChao/pingclair
[INFO] finished tweaking git repo https://github.com/SinclairChao/pingclair
[INFO] tweaked toml for git repo https://github.com/SinclairChao/pingclair written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SinclairChao/pingclair on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SinclairChao/pingclair 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53224869337dab11862c0b430588e6a024bc0544a82c0831c58d7d22be8ba77d
[INFO] running `Command { std: "docker" "start" "-a" "53224869337dab11862c0b430588e6a024bc0544a82c0831c58d7d22be8ba77d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53224869337dab11862c0b430588e6a024bc0544a82c0831c58d7d22be8ba77d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53224869337dab11862c0b430588e6a024bc0544a82c0831c58d7d22be8ba77d", kill_on_drop: false }`
[INFO] [stdout] 53224869337dab11862c0b430588e6a024bc0544a82c0831c58d7d22be8ba77d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8f009cf497800c1e5b3415dd02c1fe243229044e9f0e03b8f0ba16288afcec7
[INFO] running `Command { std: "docker" "start" "-a" "f8f009cf497800c1e5b3415dd02c1fe243229044e9f0e03b8f0ba16288afcec7", kill_on_drop: false }`
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[INFO] [stderr]     Checking pingclair-core v0.1.6 (/opt/rustwide/workdir/pingclair-core)
[INFO] [stderr]     Checking pingclair-static v0.1.6 (/opt/rustwide/workdir/pingclair-static)
[INFO] [stderr]     Checking pingclair-config v0.1.6 (/opt/rustwide/workdir/pingclair-config)
[INFO] [stderr]     Checking pingclair-plugin v0.1.6 (/opt/rustwide/workdir/pingclair-plugin)
[INFO] [stderr]     Checking pingclair-proxy v0.1.6 (/opt/rustwide/workdir/pingclair-proxy)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> pingclair-proxy/src/load_balancer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::collections::HashMap;
[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::collections::HashMap`
[INFO] [stdout]   --> pingclair-proxy/src/load_balancer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::collections::HashMap;
[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: `state`
[INFO] [stdout]    --> pingclair-proxy/src/server.rs:892:25
[INFO] [stdout]     |
[INFO] [stdout] 892 |             if let Some(state) = &ctx.state {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> pingclair-proxy/src/server.rs:892:25
[INFO] [stdout]     |
[INFO] [stdout] 892 |             if let Some(state) = &ctx.state {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConnGuard` is never constructed
[INFO] [stdout]   --> pingclair-proxy/src/load_balancer.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct ConnGuard(Arc<AtomicUsize>);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pingclair-api v0.1.6 (/opt/rustwide/workdir/pingclair-api)
[INFO] [stdout] warning: struct `ConnGuard` is never constructed
[INFO] [stdout]   --> pingclair-proxy/src/load_balancer.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct ConnGuard(Arc<AtomicUsize>);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pingclair v0.1.6 (/opt/rustwide/workdir/pingclair)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11m 15s
[INFO] running `Command { std: "docker" "inspect" "f8f009cf497800c1e5b3415dd02c1fe243229044e9f0e03b8f0ba16288afcec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f009cf497800c1e5b3415dd02c1fe243229044e9f0e03b8f0ba16288afcec7", kill_on_drop: false }`
[INFO] [stdout] f8f009cf497800c1e5b3415dd02c1fe243229044e9f0e03b8f0ba16288afcec7
