[INFO] fetching crate sync_step_machine 0.1.2...
[INFO] testing sync_step_machine-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate sync_step_machine 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sync_step_machine 0.1.2
[INFO] finished tweaking crates.io crate sync_step_machine 0.1.2
[INFO] tweaked toml for crates.io crate sync_step_machine 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sync_step_machine 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57c74b6a0cc67bfeefa2f2d3cf36167a8cab84ead4424efc26de47e0622ed8c7
[INFO] running `Command { std: "docker" "start" "-a" "57c74b6a0cc67bfeefa2f2d3cf36167a8cab84ead4424efc26de47e0622ed8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57c74b6a0cc67bfeefa2f2d3cf36167a8cab84ead4424efc26de47e0622ed8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57c74b6a0cc67bfeefa2f2d3cf36167a8cab84ead4424efc26de47e0622ed8c7", kill_on_drop: false }`
[INFO] [stdout] 57c74b6a0cc67bfeefa2f2d3cf36167a8cab84ead4424efc26de47e0622ed8c7
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f6f9a8d96077bc1d38e1171c02271ed769671126596e662753640f9905c606b
[INFO] running `Command { std: "docker" "start" "-a" "8f6f9a8d96077bc1d38e1171c02271ed769671126596e662753640f9905c606b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync_step_machine v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "8f6f9a8d96077bc1d38e1171c02271ed769671126596e662753640f9905c606b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6f9a8d96077bc1d38e1171c02271ed769671126596e662753640f9905c606b", kill_on_drop: false }`
[INFO] [stdout] 8f6f9a8d96077bc1d38e1171c02271ed769671126596e662753640f9905c606b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a907c18771082c0f41795a04d121ff2e6598bc7f5098f01abfc37624e85a1fc3
[INFO] running `Command { std: "docker" "start" "-a" "a907c18771082c0f41795a04d121ff2e6598bc7f5098f01abfc37624e85a1fc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync_step_machine v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "a907c18771082c0f41795a04d121ff2e6598bc7f5098f01abfc37624e85a1fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a907c18771082c0f41795a04d121ff2e6598bc7f5098f01abfc37624e85a1fc3", kill_on_drop: false }`
[INFO] [stdout] a907c18771082c0f41795a04d121ff2e6598bc7f5098f01abfc37624e85a1fc3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 539d9914fdf8843be1521df1cc0a785f5d5ef335dec240d64a6639183c98f643
[INFO] running `Command { std: "docker" "start" "-a" "539d9914fdf8843be1521df1cc0a785f5d5ef335dec240d64a6639183c98f643", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sync_step_machine-0af1c2d6e73d3324)
[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 sync_step_machine
[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" "539d9914fdf8843be1521df1cc0a785f5d5ef335dec240d64a6639183c98f643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "539d9914fdf8843be1521df1cc0a785f5d5ef335dec240d64a6639183c98f643", kill_on_drop: false }`
[INFO] [stdout] 539d9914fdf8843be1521df1cc0a785f5d5ef335dec240d64a6639183c98f643