[INFO] fetching crate polywrap_msgpack 0.1.6-beta.7... [INFO] checking polywrap_msgpack-0.1.6-beta.7 against master#23718020b12d7e5a54f82a19910e8356ee719667 for pr-146013-1 [INFO] extracting crate polywrap_msgpack 0.1.6-beta.7 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate polywrap_msgpack 0.1.6-beta.7 [INFO] finished tweaking crates.io crate polywrap_msgpack 0.1.6-beta.7 [INFO] tweaked toml for crates.io crate polywrap_msgpack 0.1.6-beta.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate polywrap_msgpack 0.1.6-beta.7 on toolchain 23718020b12d7e5a54f82a19910e8356ee719667 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 20 packages to latest compatible versions [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.16) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_bytes v0.11.17 [INFO] [stderr] Downloaded rmpv v1.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f6bd68bc7f8d589811f1a8f88e6858c7fa4a3aeacbcfb2ed8f4bc33b6b2ad93a [INFO] running `Command { std: "docker" "start" "-a" "f6bd68bc7f8d589811f1a8f88e6858c7fa4a3aeacbcfb2ed8f4bc33b6b2ad93a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6bd68bc7f8d589811f1a8f88e6858c7fa4a3aeacbcfb2ed8f4bc33b6b2ad93a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6bd68bc7f8d589811f1a8f88e6858c7fa4a3aeacbcfb2ed8f4bc33b6b2ad93a", kill_on_drop: false }` [INFO] [stdout] f6bd68bc7f8d589811f1a8f88e6858c7fa4a3aeacbcfb2ed8f4bc33b6b2ad93a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7896d029018aece84b9af77eaf87e9103c436e76b730946bf50caa576ff9cf7e [INFO] running `Command { std: "docker" "start" "-a" "7896d029018aece84b9af77eaf87e9103c436e76b730946bf50caa576ff9cf7e", kill_on_drop: false }` [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking rmp v0.8.14 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking serde_bytes v0.11.17 [INFO] [stderr] Checking rmp-serde v1.3.0 [INFO] [stderr] Checking rmpv v1.3.0 [INFO] [stderr] Checking polywrap_msgpack v0.1.6-beta.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `ValueTest` is never constructed [INFO] [stdout] --> src/lib.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 65 | struct ValueTest { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.74s [INFO] running `Command { std: "docker" "inspect" "7896d029018aece84b9af77eaf87e9103c436e76b730946bf50caa576ff9cf7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7896d029018aece84b9af77eaf87e9103c436e76b730946bf50caa576ff9cf7e", kill_on_drop: false }` [INFO] [stdout] 7896d029018aece84b9af77eaf87e9103c436e76b730946bf50caa576ff9cf7e