[INFO] fetching crate macro-field-utils 0.4.0...
[INFO] testing macro-field-utils-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate macro-field-utils 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate macro-field-utils 0.4.0
[INFO] finished tweaking crates.io crate macro-field-utils 0.4.0
[INFO] tweaked toml for crates.io crate macro-field-utils 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate macro-field-utils 0.4.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.20.11 (available: v0.21.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05e30f4ea6c4c16d02c765446ea63f6b56ae31d64b8a8a0b721eb39ba86346de
[INFO] running `Command { std: "docker" "start" "-a" "05e30f4ea6c4c16d02c765446ea63f6b56ae31d64b8a8a0b721eb39ba86346de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05e30f4ea6c4c16d02c765446ea63f6b56ae31d64b8a8a0b721eb39ba86346de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e30f4ea6c4c16d02c765446ea63f6b56ae31d64b8a8a0b721eb39ba86346de", kill_on_drop: false }`
[INFO] [stdout] 05e30f4ea6c4c16d02c765446ea63f6b56ae31d64b8a8a0b721eb39ba86346de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb568155c5439fa5286780a830a7926f5c6a11757fb536d41dc772ae5b9751a0
[INFO] running `Command { std: "docker" "start" "-a" "cb568155c5439fa5286780a830a7926f5c6a11757fb536d41dc772ae5b9751a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling macro-field-utils v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.49s
[INFO] running `Command { std: "docker" "inspect" "cb568155c5439fa5286780a830a7926f5c6a11757fb536d41dc772ae5b9751a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb568155c5439fa5286780a830a7926f5c6a11757fb536d41dc772ae5b9751a0", kill_on_drop: false }`
[INFO] [stdout] cb568155c5439fa5286780a830a7926f5c6a11757fb536d41dc772ae5b9751a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bf4b63c4093dfe163ea38fe51d27fc35ba882697e6a7251c135c0d8ded59d9f
[INFO] running `Command { std: "docker" "start" "-a" "6bf4b63c4093dfe163ea38fe51d27fc35ba882697e6a7251c135c0d8ded59d9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro-field-utils v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "6bf4b63c4093dfe163ea38fe51d27fc35ba882697e6a7251c135c0d8ded59d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf4b63c4093dfe163ea38fe51d27fc35ba882697e6a7251c135c0d8ded59d9f", kill_on_drop: false }`
[INFO] [stdout] 6bf4b63c4093dfe163ea38fe51d27fc35ba882697e6a7251c135c0d8ded59d9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3a1b5400e089eef05f1d2b7602721c3adfa9c1f1f9c2d7a5a3d96ebb450394f
[INFO] running `Command { std: "docker" "start" "-a" "b3a1b5400e089eef05f1d2b7602721c3adfa9c1f1f9c2d7a5a3d96ebb450394f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/macro_field_utils-4ee8f49dcf1c8c3f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test fields::tests::test_field_helper_named ... ok
[INFO] [stdout] test variants::tests::test_variant_helper ... ok
[INFO] [stdout] test fields::tests::test_field_helper_unnamed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests macro_field_utils
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/fields.rs - fields::FieldsHelper<'f,T>::collect (line 208) ... ignored
[INFO] [stdout] test src/fields.rs - fields::FieldsHelper<'f,T>::collect (line 216) ... ignored
[INFO] [stdout] test src/variants.rs - variants::VariantsCollector::variant_definition (line 248) ... ignored
[INFO] [stdout] test src/variants.rs - variants::VariantsCollector::variant_fields_collector (line 275) ... ignored
[INFO] [stdout] test src/variants.rs - variants::VariantsCollector::variant_fields_collector (line 279) ... ignored
[INFO] [stdout] test src/variants.rs - variants::VariantsCollector::variant_fields_collector (line 283) ... ignored
[INFO] [stdout] test src/variants.rs - variants::VariantsHelper<'v,V,F>::collect (line 148) ... ignored
[INFO] [stdout] test src/variants.rs - variants::VariantsHelper<'v,V,F>::collect (line 162) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 8 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b3a1b5400e089eef05f1d2b7602721c3adfa9c1f1f9c2d7a5a3d96ebb450394f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a1b5400e089eef05f1d2b7602721c3adfa9c1f1f9c2d7a5a3d96ebb450394f", kill_on_drop: false }`
[INFO] [stdout] b3a1b5400e089eef05f1d2b7602721c3adfa9c1f1f9c2d7a5a3d96ebb450394f