[INFO] fetching crate optional_struct_macro 0.5.2...
[INFO] testing optional_struct_macro-0.5.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate optional_struct_macro 0.5.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate optional_struct_macro 0.5.2
[INFO] finished tweaking crates.io crate optional_struct_macro 0.5.2
[INFO] tweaked toml for crates.io crate optional_struct_macro 0.5.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate optional_struct_macro 0.5.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 026842a2af0bea07b2bda8dfe92e92931a1a8b1118f16709b76957a8ebddba79
[INFO] running `Command { std: "docker" "start" "-a" "026842a2af0bea07b2bda8dfe92e92931a1a8b1118f16709b76957a8ebddba79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "026842a2af0bea07b2bda8dfe92e92931a1a8b1118f16709b76957a8ebddba79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "026842a2af0bea07b2bda8dfe92e92931a1a8b1118f16709b76957a8ebddba79", kill_on_drop: false }`
[INFO] [stdout] 026842a2af0bea07b2bda8dfe92e92931a1a8b1118f16709b76957a8ebddba79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 38ee432f61e91ff00a9aa4de8b28c25d7dcb8081157794909001b2d63adba373
[INFO] running `Command { std: "docker" "start" "-a" "38ee432f61e91ff00a9aa4de8b28c25d7dcb8081157794909001b2d63adba373", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling optional_struct_macro v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "38ee432f61e91ff00a9aa4de8b28c25d7dcb8081157794909001b2d63adba373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38ee432f61e91ff00a9aa4de8b28c25d7dcb8081157794909001b2d63adba373", kill_on_drop: false }`
[INFO] [stdout] 38ee432f61e91ff00a9aa4de8b28c25d7dcb8081157794909001b2d63adba373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bde804bcbf94d973fd318b92ad30a8a679971f4908fb3a1ff09b0192a7b00d22
[INFO] running `Command { std: "docker" "start" "-a" "bde804bcbf94d973fd318b92ad30a8a679971f4908fb3a1ff09b0192a7b00d22", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional_struct_macro v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "bde804bcbf94d973fd318b92ad30a8a679971f4908fb3a1ff09b0192a7b00d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde804bcbf94d973fd318b92ad30a8a679971f4908fb3a1ff09b0192a7b00d22", kill_on_drop: false }`
[INFO] [stdout] bde804bcbf94d973fd318b92ad30a8a679971f4908fb3a1ff09b0192a7b00d22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 24f813f8b0547ce6fe1c83c87437ae1912b4e8e643b4e66571367ac94e71164c
[INFO] running `Command { std: "docker" "start" "-a" "24f813f8b0547ce6fe1c83c87437ae1912b4e8e643b4e66571367ac94e71164c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optional_struct_macro-d6915951bf8dabeb)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::basic_gen ... ok
[INFO] [stdout] test test::with_option ... ok
[INFO] [stdout] test test::with_serde_skip ... ok
[INFO] [stdout] test test::with_redundant_derive ... ok
[INFO] [stdout] test test::with_nested_option_skip_wrap ... ok
[INFO] [stdout] test test::with_nested ... ok
[INFO] [stdout] test test::with_unrelated_derive ... ok
[INFO] [stdout] test test::with_cfg_attributes ... ok
[INFO] [stderr]    Doc-tests optional_struct_macro
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "24f813f8b0547ce6fe1c83c87437ae1912b4e8e643b4e66571367ac94e71164c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f813f8b0547ce6fe1c83c87437ae1912b4e8e643b4e66571367ac94e71164c", kill_on_drop: false }`
[INFO] [stdout] 24f813f8b0547ce6fe1c83c87437ae1912b4e8e643b4e66571367ac94e71164c