[INFO] fetching crate zkvmc-util 0.0.1...
[INFO] testing zkvmc-util-0.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate zkvmc-util 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate zkvmc-util 0.0.1
[INFO] finished tweaking crates.io crate zkvmc-util 0.0.1
[INFO] tweaked toml for crates.io crate zkvmc-util 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zkvmc-util 0.0.1 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 zkvmc-util 0.0.1 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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1646ce5ca1236663e005ce4bd919dddf4782f4101d5bc08708e1a9c63c36895f
[INFO] running `Command { std: "docker" "start" "-a" "1646ce5ca1236663e005ce4bd919dddf4782f4101d5bc08708e1a9c63c36895f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1646ce5ca1236663e005ce4bd919dddf4782f4101d5bc08708e1a9c63c36895f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1646ce5ca1236663e005ce4bd919dddf4782f4101d5bc08708e1a9c63c36895f", kill_on_drop: false }`
[INFO] [stdout] 1646ce5ca1236663e005ce4bd919dddf4782f4101d5bc08708e1a9c63c36895f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2dce04d5095ba7f47cea8bf95f32d6ff2a2dad2f737849dad0b530220ed5bd4
[INFO] running `Command { std: "docker" "start" "-a" "c2dce04d5095ba7f47cea8bf95f32d6ff2a2dad2f737849dad0b530220ed5bd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling zkvmc-util v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "c2dce04d5095ba7f47cea8bf95f32d6ff2a2dad2f737849dad0b530220ed5bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2dce04d5095ba7f47cea8bf95f32d6ff2a2dad2f737849dad0b530220ed5bd4", kill_on_drop: false }`
[INFO] [stdout] c2dce04d5095ba7f47cea8bf95f32d6ff2a2dad2f737849dad0b530220ed5bd4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf65d8356af5dede5add9cb036f4b6adab4520d03cb03ef8c9155b3a5448b8c2
[INFO] running `Command { std: "docker" "start" "-a" "cf65d8356af5dede5add9cb036f4b6adab4520d03cb03ef8c9155b3a5448b8c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling zkvmc-util v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "cf65d8356af5dede5add9cb036f4b6adab4520d03cb03ef8c9155b3a5448b8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf65d8356af5dede5add9cb036f4b6adab4520d03cb03ef8c9155b3a5448b8c2", kill_on_drop: false }`
[INFO] [stdout] cf65d8356af5dede5add9cb036f4b6adab4520d03cb03ef8c9155b3a5448b8c2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 696bd5f90191dd161383136ecd65d18f0384f51cedf37976a81e8e391fb12e4a
[INFO] running `Command { std: "docker" "start" "-a" "696bd5f90191dd161383136ecd65d18f0384f51cedf37976a81e8e391fb12e4a", 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/zkvmc_util-53d5028296224e25)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zkvmc_util
[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] [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" "696bd5f90191dd161383136ecd65d18f0384f51cedf37976a81e8e391fb12e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "696bd5f90191dd161383136ecd65d18f0384f51cedf37976a81e8e391fb12e4a", kill_on_drop: false }`
[INFO] [stdout] 696bd5f90191dd161383136ecd65d18f0384f51cedf37976a81e8e391fb12e4a