[INFO] fetching crate polywrap_msgpack_serde 0.0.2...
[INFO] building polywrap_msgpack_serde-0.0.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate polywrap_msgpack_serde 0.0.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate polywrap_msgpack_serde 0.0.2
[INFO] finished tweaking crates.io crate polywrap_msgpack_serde 0.0.2
[INFO] tweaked toml for crates.io crate polywrap_msgpack_serde 0.0.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polywrap_msgpack_serde 0.0.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding bigdecimal v0.3.1 (available: v0.4.8)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bigdecimal v0.3.1
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 345df5fb6a74f76dcb74fb44218f43a088cfae19b4608c4b0d7bac4cec269c6a
[INFO] running `Command { std: "docker" "start" "-a" "345df5fb6a74f76dcb74fb44218f43a088cfae19b4608c4b0d7bac4cec269c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "345df5fb6a74f76dcb74fb44218f43a088cfae19b4608c4b0d7bac4cec269c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345df5fb6a74f76dcb74fb44218f43a088cfae19b4608c4b0d7bac4cec269c6a", kill_on_drop: false }`
[INFO] [stdout] 345df5fb6a74f76dcb74fb44218f43a088cfae19b4608c4b0d7bac4cec269c6a
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a14da2642380f55775cac358fc4fb85385e8872a85137710547337625cbab779
[INFO] running `Command { std: "docker" "start" "-a" "a14da2642380f55775cac358fc4fb85385e8872a85137710547337625cbab779", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling bigdecimal v0.3.1
[INFO] [stderr]    Compiling polywrap_msgpack_serde v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Enum` is never constructed
[INFO] [stdout]  --> src/de/_enum.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Enum<'a> {
[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 2.75s
[INFO] running `Command { std: "docker" "inspect" "a14da2642380f55775cac358fc4fb85385e8872a85137710547337625cbab779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a14da2642380f55775cac358fc4fb85385e8872a85137710547337625cbab779", kill_on_drop: false }`
[INFO] [stdout] a14da2642380f55775cac358fc4fb85385e8872a85137710547337625cbab779
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61e7943981841006bb9bf8478801ba1e441ebdca935e78dfaf8f72719aed8398
[INFO] running `Command { std: "docker" "start" "-a" "61e7943981841006bb9bf8478801ba1e441ebdca935e78dfaf8f72719aed8398", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Enum` is never constructed
[INFO] [stdout]  --> src/de/_enum.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Enum<'a> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling polywrap_msgpack_serde v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Enum` is never constructed
[INFO] [stdout]  --> src/de/_enum.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Enum<'a> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "61e7943981841006bb9bf8478801ba1e441ebdca935e78dfaf8f72719aed8398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61e7943981841006bb9bf8478801ba1e441ebdca935e78dfaf8f72719aed8398", kill_on_drop: false }`
[INFO] [stdout] 61e7943981841006bb9bf8478801ba1e441ebdca935e78dfaf8f72719aed8398
