[INFO] fetching crate rust-mcp-macros 0.5.2...
[INFO] building rust-mcp-macros-0.5.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rust-mcp-macros 0.5.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rust-mcp-macros 0.5.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rust-mcp-macros 0.5.2
[INFO] tweaked toml for crates.io crate rust-mcp-macros 0.5.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-mcp-macros 0.5.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-mcp-macros 0.5.2 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc71ab39aa4145b85701f875dce042de3696f2ba0d6ade4a814feedf9b2676d5
[INFO] running `Command { std: "docker" "start" "-a" "dc71ab39aa4145b85701f875dce042de3696f2ba0d6ade4a814feedf9b2676d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc71ab39aa4145b85701f875dce042de3696f2ba0d6ade4a814feedf9b2676d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc71ab39aa4145b85701f875dce042de3696f2ba0d6ade4a814feedf9b2676d5", kill_on_drop: false }`
[INFO] [stdout] dc71ab39aa4145b85701f875dce042de3696f2ba0d6ade4a814feedf9b2676d5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1939cf843945242f2f67006e2417b9db756f60cf3b5f995016276d774a1bd871
[INFO] running `Command { std: "docker" "start" "-a" "1939cf843945242f2f67006e2417b9db756f60cf3b5f995016276d774a1bd871", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.225
[INFO] [stderr]    Compiling rust-mcp-macros v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.98s
[INFO] running `Command { std: "docker" "inspect" "1939cf843945242f2f67006e2417b9db756f60cf3b5f995016276d774a1bd871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1939cf843945242f2f67006e2417b9db756f60cf3b5f995016276d774a1bd871", kill_on_drop: false }`
[INFO] [stdout] 1939cf843945242f2f67006e2417b9db756f60cf3b5f995016276d774a1bd871
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abbaff9451e6b4d337658b7a0003444b8691e9f420e82ffe3a5164e6fc79dacf
[INFO] running `Command { std: "docker" "start" "-a" "abbaff9451e6b4d337658b7a0003444b8691e9f420e82ffe3a5164e6fc79dacf", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde_derive v1.0.225
[INFO] [stderr]    Compiling rust-mcp-schema v0.7.4
[INFO] [stderr]    Compiling rust-mcp-macros v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `type_`
[INFO] [stdout]    --> tests/macro_test.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |             type_
[INFO] [stdout]     |             ^^^^^ help: try ignoring the field: `type_: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, `email`, and `tags` are never read
[INFO] [stdout]   --> tests/macro_test.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |     struct User {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 51 |         /// This is a fallback description from doc comment.
[INFO] [stdout] 52 |         pub id: i32,
[INFO] [stdout]    |             ^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |         pub name: String,
[INFO] [stdout]    |             ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |         pub email: Option<String>,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |         pub tags: Vec<String>,
[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 18.08s
[INFO] running `Command { std: "docker" "inspect" "abbaff9451e6b4d337658b7a0003444b8691e9f420e82ffe3a5164e6fc79dacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abbaff9451e6b4d337658b7a0003444b8691e9f420e82ffe3a5164e6fc79dacf", kill_on_drop: false }`
[INFO] [stdout] abbaff9451e6b4d337658b7a0003444b8691e9f420e82ffe3a5164e6fc79dacf