[INFO] fetching crate serde-field-attributes 0.1.0...
[INFO] testing serde-field-attributes-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate serde-field-attributes 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate serde-field-attributes 0.1.0
[INFO] finished tweaking crates.io crate serde-field-attributes 0.1.0
[INFO] tweaked toml for crates.io crate serde-field-attributes 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-field-attributes 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde-field-attributes 0.1.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ba4605ae2c3500d4928eb12176bf43bc734d5aecc93e94cdebe61d99f2b2de5
[INFO] running `Command { std: "docker" "start" "-a" "8ba4605ae2c3500d4928eb12176bf43bc734d5aecc93e94cdebe61d99f2b2de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ba4605ae2c3500d4928eb12176bf43bc734d5aecc93e94cdebe61d99f2b2de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba4605ae2c3500d4928eb12176bf43bc734d5aecc93e94cdebe61d99f2b2de5", kill_on_drop: false }`
[INFO] [stdout] 8ba4605ae2c3500d4928eb12176bf43bc734d5aecc93e94cdebe61d99f2b2de5
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22ad3d9a9029e0cf7953040d2787b8bacec4bfbe9c350427f1db8e2cd8765f0d
[INFO] running `Command { std: "docker" "start" "-a" "22ad3d9a9029e0cf7953040d2787b8bacec4bfbe9c350427f1db8e2cd8765f0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde-field-attributes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `Command { std: "docker" "inspect" "22ad3d9a9029e0cf7953040d2787b8bacec4bfbe9c350427f1db8e2cd8765f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ad3d9a9029e0cf7953040d2787b8bacec4bfbe9c350427f1db8e2cd8765f0d", kill_on_drop: false }`
[INFO] [stdout] 22ad3d9a9029e0cf7953040d2787b8bacec4bfbe9c350427f1db8e2cd8765f0d
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc83b42d00d45c8b88674752bd501a40d5b22d0dcca7098bff016005960a9fba
[INFO] running `Command { std: "docker" "start" "-a" "dc83b42d00d45c8b88674752bd501a40d5b22d0dcca7098bff016005960a9fba", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-field-attributes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "dc83b42d00d45c8b88674752bd501a40d5b22d0dcca7098bff016005960a9fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc83b42d00d45c8b88674752bd501a40d5b22d0dcca7098bff016005960a9fba", kill_on_drop: false }`
[INFO] [stdout] dc83b42d00d45c8b88674752bd501a40d5b22d0dcca7098bff016005960a9fba
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93275c9a0d0561700545168d29ee3b668db535c4dca96b92ffd40d001d2dd13c
[INFO] running `Command { std: "docker" "start" "-a" "93275c9a0d0561700545168d29ee3b668db535c4dca96b92ffd40d001d2dd13c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_field_attributes-2ce70791e5443d53)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test ratio_i64::tests::round_trip_json ... ok
[INFO] [stdout] test ratio_u64::tests::parse_json ... ok
[INFO] [stdout] test ratio_u64::tests::round_trip_json ... ok
[INFO] [stdout] test ratio_i64::tests::parse_json ... ok
[INFO] [stdout] test tests::deserialize_integer_str ... ok
[INFO] [stdout] test tests::deserialize_integer_str_array_opt ... ok
[INFO] [stdout] test tests::deserialize_integer_str_array ... ok
[INFO] [stdout] test tests::deserialize_missing_integer_str_opt ... ok
[INFO] [stdout] test tests::deserialize_null_integer_str_opt ... ok
[INFO] [stdout] test tests::deserialize_u64_opt ... ok
[INFO] [stdout] test tests::serialize_integer_str ... ok
[INFO] [stdout] test tests::serialize_integer_str_array ... ok
[INFO] [stdout] test tests::deserialize_some_integer_str_opt ... ok
[INFO] [stdout] test tests::serialize_none_integer_str_opt ... ok
[INFO] [stdout] test tests::deserialize_invalid_integer_str_array ... ok
[INFO] [stdout] test tests::serialize_integer_str_array_opt ... ok
[INFO] [stdout] test tests::serialize_some_integer_str_opt ... ok
[INFO] [stdout] test tests::serialize_u64_opt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_field_attributes
[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] running `Command { std: "docker" "inspect" "93275c9a0d0561700545168d29ee3b668db535c4dca96b92ffd40d001d2dd13c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93275c9a0d0561700545168d29ee3b668db535c4dca96b92ffd40d001d2dd13c", kill_on_drop: false }`
[INFO] [stdout] 93275c9a0d0561700545168d29ee3b668db535c4dca96b92ffd40d001d2dd13c