[INFO] fetching crate service-builder-macro 0.3.0...
[INFO] testing service-builder-macro-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate service-builder-macro 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate service-builder-macro 0.3.0
[INFO] finished tweaking crates.io crate service-builder-macro 0.3.0
[INFO] tweaked toml for crates.io crate service-builder-macro 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate service-builder-macro 0.3.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate service-builder-macro 0.3.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f03f3f843d0652229d24975bf5b75e68b8ffecba3fd371accab78ef4c81af32f
[INFO] running `Command { std: "docker" "start" "-a" "f03f3f843d0652229d24975bf5b75e68b8ffecba3fd371accab78ef4c81af32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f03f3f843d0652229d24975bf5b75e68b8ffecba3fd371accab78ef4c81af32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03f3f843d0652229d24975bf5b75e68b8ffecba3fd371accab78ef4c81af32f", kill_on_drop: false }`
[INFO] [stdout] f03f3f843d0652229d24975bf5b75e68b8ffecba3fd371accab78ef4c81af32f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dcb12497cb2de9044eea2c8262b25fe4c152bb7be7cbaf585df3612b81271b2
[INFO] running `Command { std: "docker" "start" "-a" "9dcb12497cb2de9044eea2c8262b25fe4c152bb7be7cbaf585df3612b81271b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling thiserror v2.0.7
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling thiserror-impl v2.0.7
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling service-builder-macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FieldConfigs` is never constructed
[INFO] [stdout]   --> src/field_attributes.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct FieldConfigs(Punctuated<FieldConfig, Token![,]>);
[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 9.02s
[INFO] running `Command { std: "docker" "inspect" "9dcb12497cb2de9044eea2c8262b25fe4c152bb7be7cbaf585df3612b81271b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dcb12497cb2de9044eea2c8262b25fe4c152bb7be7cbaf585df3612b81271b2", kill_on_drop: false }`
[INFO] [stdout] 9dcb12497cb2de9044eea2c8262b25fe4c152bb7be7cbaf585df3612b81271b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af5b57957735321efb912f11c006e3abe59d21089801b74d27a4adf42464dd5c
[INFO] running `Command { std: "docker" "start" "-a" "af5b57957735321efb912f11c006e3abe59d21089801b74d27a4adf42464dd5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling service-builder-macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FieldConfigs` is never constructed
[INFO] [stdout]   --> src/field_attributes.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct FieldConfigs(Punctuated<FieldConfig, Token![,]>);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FieldConfigs` is never constructed
[INFO] [stdout]   --> src/field_attributes.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct FieldConfigs(Punctuated<FieldConfig, Token![,]>);
[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 0.68s
[INFO] running `Command { std: "docker" "inspect" "af5b57957735321efb912f11c006e3abe59d21089801b74d27a4adf42464dd5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af5b57957735321efb912f11c006e3abe59d21089801b74d27a4adf42464dd5c", kill_on_drop: false }`
[INFO] [stdout] af5b57957735321efb912f11c006e3abe59d21089801b74d27a4adf42464dd5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 869a5ddb3b61a750678ecd6cf8c313eb030ddf793273d277270406154094dcb2
[INFO] running `Command { std: "docker" "start" "-a" "869a5ddb3b61a750678ecd6cf8c313eb030ddf793273d277270406154094dcb2", kill_on_drop: false }`
[INFO] [stderr] warning: struct `FieldConfigs` is never constructed
[INFO] [stderr]   --> src/field_attributes.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct FieldConfigs(Punctuated<FieldConfig, Token![,]>);
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `service-builder-macro` (lib) generated 1 warning
[INFO] [stderr] warning: `service-builder-macro` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/service_builder_macro-6d36d07cdbea4e4c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests service_builder_macro
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - builder (line 25) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "869a5ddb3b61a750678ecd6cf8c313eb030ddf793273d277270406154094dcb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869a5ddb3b61a750678ecd6cf8c313eb030ddf793273d277270406154094dcb2", kill_on_drop: false }`
[INFO] [stdout] 869a5ddb3b61a750678ecd6cf8c313eb030ddf793273d277270406154094dcb2
