[INFO] fetching crate serde_unit_struct_derive 0.1.3...
[INFO] testing serde_unit_struct_derive-0.1.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate serde_unit_struct_derive 0.1.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate serde_unit_struct_derive 0.1.3
[INFO] finished tweaking crates.io crate serde_unit_struct_derive 0.1.3
[INFO] tweaked toml for crates.io crate serde_unit_struct_derive 0.1.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_unit_struct_derive 0.1.3 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4e2e83af8b309d4bb8bdd96e51c205f35baee712efca3e2fd73cba0c99ac296e
[INFO] running `Command { std: "docker" "start" "-a" "4e2e83af8b309d4bb8bdd96e51c205f35baee712efca3e2fd73cba0c99ac296e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e2e83af8b309d4bb8bdd96e51c205f35baee712efca3e2fd73cba0c99ac296e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2e83af8b309d4bb8bdd96e51c205f35baee712efca3e2fd73cba0c99ac296e", kill_on_drop: false }`
[INFO] [stdout] 4e2e83af8b309d4bb8bdd96e51c205f35baee712efca3e2fd73cba0c99ac296e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f56a606eae3c4b1dd35a298ecbad1498a38c9cda21d116381340820534f91442
[INFO] running `Command { std: "docker" "start" "-a" "f56a606eae3c4b1dd35a298ecbad1498a38c9cda21d116381340820534f91442", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_unit_struct_derive v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "f56a606eae3c4b1dd35a298ecbad1498a38c9cda21d116381340820534f91442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f56a606eae3c4b1dd35a298ecbad1498a38c9cda21d116381340820534f91442", kill_on_drop: false }`
[INFO] [stdout] f56a606eae3c4b1dd35a298ecbad1498a38c9cda21d116381340820534f91442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5cd7c311ec2919b4ca5fba980d32359672985ad5e2cbefcb9c93aca6e517897f
[INFO] running `Command { std: "docker" "start" "-a" "5cd7c311ec2919b4ca5fba980d32359672985ad5e2cbefcb9c93aca6e517897f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_unit_struct_derive v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "5cd7c311ec2919b4ca5fba980d32359672985ad5e2cbefcb9c93aca6e517897f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd7c311ec2919b4ca5fba980d32359672985ad5e2cbefcb9c93aca6e517897f", kill_on_drop: false }`
[INFO] [stdout] 5cd7c311ec2919b4ca5fba980d32359672985ad5e2cbefcb9c93aca6e517897f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6eaa6744860edf9a3051cb2b95d46bf442b010a8a8263b0fabef2fe271769237
[INFO] running `Command { std: "docker" "start" "-a" "6eaa6744860edf9a3051cb2b95d46bf442b010a8a8263b0fabef2fe271769237", 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/serde_unit_struct_derive-954ec1e6b0450223)
[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 serde_unit_struct_derive
[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" "6eaa6744860edf9a3051cb2b95d46bf442b010a8a8263b0fabef2fe271769237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eaa6744860edf9a3051cb2b95d46bf442b010a8a8263b0fabef2fe271769237", kill_on_drop: false }`
[INFO] [stdout] 6eaa6744860edf9a3051cb2b95d46bf442b010a8a8263b0fabef2fe271769237