[INFO] cloning repository https://github.com/Jarema/nats-publish-async-poc.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jarema/nats-publish-async-poc.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJarema%2Fnats-publish-async-poc.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJarema%2Fnats-publish-async-poc.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e725b4e0736404ec6465facb62fcb6c33feabbb
[INFO] checking Jarema/nats-publish-async-poc.rs against master#0d56e340472882fa673d4b98d0802b9a799879d0 for pr-101692
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJarema%2Fnats-publish-async-poc.rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jarema/nats-publish-async-poc.rs on toolchain 0d56e340472882fa673d4b98d0802b9a799879d0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jarema/nats-publish-async-poc.rs
[INFO] finished tweaking git repo https://github.com/Jarema/nats-publish-async-poc.rs
[INFO] tweaked toml for git repo https://github.com/Jarema/nats-publish-async-poc.rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Jarema/nats-publish-async-poc.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "b9794d5efc4cc7ae07be6edb7f4a510549a72c5d55898b8b3472ba487827cac6", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "b9794d5efc4cc7ae07be6edb7f4a510549a72c5d55898b8b3472ba487827cac6", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdbf0d8771ed5281e17231782b8d6432dc758eec621ba0abade759a99d3a4e36
[INFO] running `Command { std: "docker" "start" "-a" "cdbf0d8771ed5281e17231782b8d6432dc758eec621ba0abade759a99d3a4e36", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.116
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[INFO] [stderr]     Checking nats-async v0.1.0 (/opt/rustwide/workdir/nats-async)
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> nats-async/src/lib.rs:65:29
[INFO] [stdout]    |
[INFO] [stdout] 65 |                         let subject = subject.to_string();
[INFO] [stdout]    |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sid`
[INFO] [stdout]   --> nats-async/src/lib.rs:68:29
[INFO] [stdout]    |
[INFO] [stdout] 68 |                         let sid = u64::from_str(sid)
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply_to`
[INFO] [stdout]   --> nats-async/src/lib.rs:75:29
[INFO] [stdout]    |
[INFO] [stdout] 75 |                         let reply_to = reply_to.map(ToString::to_string);
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reply_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> nats-async/src/lib.rs:65:29
[INFO] [stdout]    |
[INFO] [stdout] 65 |                         let subject = subject.to_string();
[INFO] [stdout]    |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sid`
[INFO] [stdout]   --> nats-async/src/lib.rs:68:29
[INFO] [stdout]    |
[INFO] [stdout] 68 |                         let sid = u64::from_str(sid)
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply_to`
[INFO] [stdout]   --> nats-async/src/lib.rs:75:29
[INFO] [stdout]    |
[INFO] [stdout] 75 |                         let reply_to = reply_to.map(ToString::to_string);
[INFO] [stdout]    |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reply_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking nats-sync v0.1.0 (/opt/rustwide/workdir/nats-sync)
[INFO] [stderr]     Checking tokio-client v0.1.0 (/opt/rustwide/workdir/tokio-client)
[INFO] [stderr]     Checking sync-client v0.1.0 (/opt/rustwide/workdir/sync-client)
[INFO] [stderr]     Checking async-std-client v0.1.0 (/opt/rustwide/workdir/async-std-client)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.08s
[INFO] running `Command { std: "docker" "inspect" "cdbf0d8771ed5281e17231782b8d6432dc758eec621ba0abade759a99d3a4e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdbf0d8771ed5281e17231782b8d6432dc758eec621ba0abade759a99d3a4e36", kill_on_drop: false }`
[INFO] [stdout] cdbf0d8771ed5281e17231782b8d6432dc758eec621ba0abade759a99d3a4e36