[INFO] fetching crate serde_default 0.2.0...
[INFO] testing serde_default-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate serde_default 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate serde_default 0.2.0
[INFO] finished tweaking crates.io crate serde_default 0.2.0
[INFO] tweaked toml for crates.io crate serde_default 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_default 0.2.0 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_default 0.2.0 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0f995c6f12b282b94223fcdd413bbd9be43d559e512421fc54cccb71c430dad
[INFO] running `Command { std: "docker" "start" "-a" "a0f995c6f12b282b94223fcdd413bbd9be43d559e512421fc54cccb71c430dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0f995c6f12b282b94223fcdd413bbd9be43d559e512421fc54cccb71c430dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0f995c6f12b282b94223fcdd413bbd9be43d559e512421fc54cccb71c430dad", kill_on_drop: false }`
[INFO] [stdout] a0f995c6f12b282b94223fcdd413bbd9be43d559e512421fc54cccb71c430dad
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04b5eb84bc13daf62d3023d6d44bc344655cbca922b039cf7923577380e5d0d2
[INFO] running `Command { std: "docker" "start" "-a" "04b5eb84bc13daf62d3023d6d44bc344655cbca922b039cf7923577380e5d0d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.69
[INFO] [stderr]    Compiling darling_core v0.20.9
[INFO] [stderr]    Compiling darling_macro v0.20.9
[INFO] [stderr]    Compiling darling v0.20.9
[INFO] [stderr]    Compiling serde_default v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `Command { std: "docker" "inspect" "04b5eb84bc13daf62d3023d6d44bc344655cbca922b039cf7923577380e5d0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b5eb84bc13daf62d3023d6d44bc344655cbca922b039cf7923577380e5d0d2", kill_on_drop: false }`
[INFO] [stdout] 04b5eb84bc13daf62d3023d6d44bc344655cbca922b039cf7923577380e5d0d2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 585a25b86ac7e1a927b469d7eda4d0c1ab63a8e13c9602c59f660aa0fea2db4f
[INFO] running `Command { std: "docker" "start" "-a" "585a25b86ac7e1a927b469d7eda4d0c1ab63a8e13c9602c59f660aa0fea2db4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.69
[INFO] [stderr]    Compiling darling_core v0.20.9
[INFO] [stderr]    Compiling darling_macro v0.20.9
[INFO] [stderr]    Compiling darling v0.20.9
[INFO] [stderr]    Compiling serde_default v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.05s
[INFO] running `Command { std: "docker" "inspect" "585a25b86ac7e1a927b469d7eda4d0c1ab63a8e13c9602c59f660aa0fea2db4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "585a25b86ac7e1a927b469d7eda4d0c1ab63a8e13c9602c59f660aa0fea2db4f", kill_on_drop: false }`
[INFO] [stdout] 585a25b86ac7e1a927b469d7eda4d0c1ab63a8e13c9602c59f660aa0fea2db4f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2497db005907ab5b773a301bb4b1e2f39715bc4783a88cedaf511d0bea10d6cf
[INFO] running `Command { std: "docker" "start" "-a" "2497db005907ab5b773a301bb4b1e2f39715bc4783a88cedaf511d0bea10d6cf", 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/serde_default-cd6a30697081f7ad)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/generics.rs (/opt/rustwide/target/debug/deps/generics-8edfc033a918da7f)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test with_string ... ok
[INFO] [stdout] test with_u16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running tests/happy_path.rs (/opt/rustwide/target/debug/deps/happy_path-71870c849681c2fc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_field ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_default
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - derive_default (line 42) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2497db005907ab5b773a301bb4b1e2f39715bc4783a88cedaf511d0bea10d6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2497db005907ab5b773a301bb4b1e2f39715bc4783a88cedaf511d0bea10d6cf", kill_on_drop: false }`
[INFO] [stdout] 2497db005907ab5b773a301bb4b1e2f39715bc4783a88cedaf511d0bea10d6cf