[INFO] fetching crate async-ffi 0.5.0...
[INFO] checking async-ffi-0.5.0 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate async-ffi 0.5.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate async-ffi 0.5.0 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-ffi 0.5.0
[INFO] finished tweaking crates.io crate async-ffi 0.5.0
[INFO] tweaked toml for crates.io crate async-ffi 0.5.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding libloading v0.7.4 (available: v0.8.5)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding tokio v1.29.1 (available: v1.40.0)
[INFO] [stderr]       Adding tokio-macros v2.1.0 (available: v2.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c0f7c0e67e09232f9cb96f22e7777ab3ffab2458d5395e998e77c4fd8cfbd4c
[INFO] running `Command { std: "docker" "start" "-a" "3c0f7c0e67e09232f9cb96f22e7777ab3ffab2458d5395e998e77c4fd8cfbd4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c0f7c0e67e09232f9cb96f22e7777ab3ffab2458d5395e998e77c4fd8cfbd4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0f7c0e67e09232f9cb96f22e7777ab3ffab2458d5395e998e77c4fd8cfbd4c", kill_on_drop: false }`
[INFO] [stdout] 3c0f7c0e67e09232f9cb96f22e7777ab3ffab2458d5395e998e77c4fd8cfbd4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d24dbd3bec17d2b260e113e34213795903fefb3f3ca2095c3933fa54f96c99cb
[INFO] running `Command { std: "docker" "start" "-a" "d24dbd3bec17d2b260e113e34213795903fefb3f3ca2095c3933fa54f96c99cb", kill_on_drop: false }`
[INFO] [stderr]     Checking async-ffi v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/basic.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |     struct Dropper(Arc<()>);
[INFO] [stdout]    |            ------- ^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "d24dbd3bec17d2b260e113e34213795903fefb3f3ca2095c3933fa54f96c99cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d24dbd3bec17d2b260e113e34213795903fefb3f3ca2095c3933fa54f96c99cb", kill_on_drop: false }`
[INFO] [stdout] d24dbd3bec17d2b260e113e34213795903fefb3f3ca2095c3933fa54f96c99cb
