[INFO] fetching crate struct-field-offsets 0.0.2...
[INFO] testing struct-field-offsets-0.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate struct-field-offsets 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate struct-field-offsets 0.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate struct-field-offsets 0.0.2
[INFO] tweaked toml for crates.io crate struct-field-offsets 0.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate struct-field-offsets 0.0.2 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] crate crates.io crate struct-field-offsets 0.0.2 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d744db879fbf2a781c4f8eac414f0f5aecffc6a293797e5aecd8a62dec528ed
[INFO] running `Command { std: "docker" "start" "-a" "2d744db879fbf2a781c4f8eac414f0f5aecffc6a293797e5aecd8a62dec528ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d744db879fbf2a781c4f8eac414f0f5aecffc6a293797e5aecd8a62dec528ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d744db879fbf2a781c4f8eac414f0f5aecffc6a293797e5aecd8a62dec528ed", kill_on_drop: false }`
[INFO] [stdout] 2d744db879fbf2a781c4f8eac414f0f5aecffc6a293797e5aecd8a62dec528ed
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5a2073f88993c973ac7fd3d22ebede35dc5714a8d3944a512bf2c7b9af11753
[INFO] running `Command { std: "docker" "start" "-a" "f5a2073f88993c973ac7fd3d22ebede35dc5714a8d3944a512bf2c7b9af11753", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling struct-field-offsets v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "f5a2073f88993c973ac7fd3d22ebede35dc5714a8d3944a512bf2c7b9af11753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5a2073f88993c973ac7fd3d22ebede35dc5714a8d3944a512bf2c7b9af11753", kill_on_drop: false }`
[INFO] [stdout] f5a2073f88993c973ac7fd3d22ebede35dc5714a8d3944a512bf2c7b9af11753
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 117cdd3edada7aad37307b6905594f424922832cf6c44a8699254226e9c669ac
[INFO] running `Command { std: "docker" "start" "-a" "117cdd3edada7aad37307b6905594f424922832cf6c44a8699254226e9c669ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling struct-field-offsets v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `Command { std: "docker" "inspect" "117cdd3edada7aad37307b6905594f424922832cf6c44a8699254226e9c669ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "117cdd3edada7aad37307b6905594f424922832cf6c44a8699254226e9c669ac", kill_on_drop: false }`
[INFO] [stdout] 117cdd3edada7aad37307b6905594f424922832cf6c44a8699254226e9c669ac
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0adf8a1175f48f790123e9ff656503f55e4eb10b34c3d2b09c5da46ed5a707d2
[INFO] running `Command { std: "docker" "start" "-a" "0adf8a1175f48f790123e9ff656503f55e4eb10b34c3d2b09c5da46ed5a707d2", 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/struct_field_offsets-fd65ce020fb45a6f)
[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] [stdout] 
[INFO] [stderr]      Running tests/test_struct_field_offsets.rs (/opt/rustwide/target/debug/deps/test_struct_field_offsets-a2c5c5b425605f88)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_struct_field_offsets ... ok
[INFO] [stderr]    Doc-tests struct_field_offsets
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - field_offsets_derive (line 41) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0adf8a1175f48f790123e9ff656503f55e4eb10b34c3d2b09c5da46ed5a707d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0adf8a1175f48f790123e9ff656503f55e4eb10b34c3d2b09c5da46ed5a707d2", kill_on_drop: false }`
[INFO] [stdout] 0adf8a1175f48f790123e9ff656503f55e4eb10b34c3d2b09c5da46ed5a707d2