[INFO] fetching crate siph 0.1.0...
[INFO] testing siph-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate siph 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate siph 0.1.0
[INFO] finished tweaking crates.io crate siph 0.1.0
[INFO] tweaked toml for crates.io crate siph 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate siph 0.1.0 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 siph 0.1.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 87e558806ebb27a9549d2bc2708da9cecbeb36b0cb1fafd8fe65f8ff344ca607
[INFO] running `Command { std: "docker" "start" "-a" "87e558806ebb27a9549d2bc2708da9cecbeb36b0cb1fafd8fe65f8ff344ca607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87e558806ebb27a9549d2bc2708da9cecbeb36b0cb1fafd8fe65f8ff344ca607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e558806ebb27a9549d2bc2708da9cecbeb36b0cb1fafd8fe65f8ff344ca607", kill_on_drop: false }`
[INFO] [stdout] 87e558806ebb27a9549d2bc2708da9cecbeb36b0cb1fafd8fe65f8ff344ca607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] febf68bd3db9adcc660363848629c2686fd6d0e085931256d596ae502fd90469
[INFO] running `Command { std: "docker" "start" "-a" "febf68bd3db9adcc660363848629c2686fd6d0e085931256d596ae502fd90469", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling siph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.90s
[INFO] running `Command { std: "docker" "inspect" "febf68bd3db9adcc660363848629c2686fd6d0e085931256d596ae502fd90469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "febf68bd3db9adcc660363848629c2686fd6d0e085931256d596ae502fd90469", kill_on_drop: false }`
[INFO] [stdout] febf68bd3db9adcc660363848629c2686fd6d0e085931256d596ae502fd90469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9d77afbc8f2ff563b7024cccd78279194c3613bf3015db3ec58b42e5b412aa27
[INFO] running `Command { std: "docker" "start" "-a" "9d77afbc8f2ff563b7024cccd78279194c3613bf3015db3ec58b42e5b412aa27", kill_on_drop: false }`
[INFO] [stderr]    Compiling siph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "9d77afbc8f2ff563b7024cccd78279194c3613bf3015db3ec58b42e5b412aa27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d77afbc8f2ff563b7024cccd78279194c3613bf3015db3ec58b42e5b412aa27", kill_on_drop: false }`
[INFO] [stdout] 9d77afbc8f2ff563b7024cccd78279194c3613bf3015db3ec58b42e5b412aa27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d9c7052a729180877626c45d6bef008e7e23088513434c060c65a7ea6899505e
[INFO] running `Command { std: "docker" "start" "-a" "d9c7052a729180877626c45d6bef008e7e23088513434c060c65a7ea6899505e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/siph-c555bc2ee8ab8e80)
[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" "d9c7052a729180877626c45d6bef008e7e23088513434c060c65a7ea6899505e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c7052a729180877626c45d6bef008e7e23088513434c060c65a7ea6899505e", kill_on_drop: false }`
[INFO] [stdout] d9c7052a729180877626c45d6bef008e7e23088513434c060c65a7ea6899505e