[INFO] fetching crate risc0-zkvm-platform 2.2.1...
[INFO] testing risc0-zkvm-platform-2.2.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate risc0-zkvm-platform 2.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate risc0-zkvm-platform 2.2.1
[INFO] finished tweaking crates.io crate risc0-zkvm-platform 2.2.1
[INFO] tweaked toml for crates.io crate risc0-zkvm-platform 2.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate risc0-zkvm-platform 2.2.1 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 risc0-zkvm-platform 2.2.1 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 43c00476417dce83318f1f45caadea81924209c104a5305e9fe1b8536c66342b
[INFO] running `Command { std: "docker" "start" "-a" "43c00476417dce83318f1f45caadea81924209c104a5305e9fe1b8536c66342b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43c00476417dce83318f1f45caadea81924209c104a5305e9fe1b8536c66342b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c00476417dce83318f1f45caadea81924209c104a5305e9fe1b8536c66342b", kill_on_drop: false }`
[INFO] [stdout] 43c00476417dce83318f1f45caadea81924209c104a5305e9fe1b8536c66342b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c0a7126db0a18fab109a29461ede34ab67c3ab5f3529fac2d04835035c5806ca
[INFO] running `Command { std: "docker" "start" "-a" "c0a7126db0a18fab109a29461ede34ab67c3ab5f3529fac2d04835035c5806ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling num_enum_derive v0.7.4
[INFO] [stderr]    Compiling stability v0.2.1
[INFO] [stderr]    Compiling num_enum v0.7.4
[INFO] [stderr]    Compiling risc0-zkvm-platform v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.58s
[INFO] running `Command { std: "docker" "inspect" "c0a7126db0a18fab109a29461ede34ab67c3ab5f3529fac2d04835035c5806ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0a7126db0a18fab109a29461ede34ab67c3ab5f3529fac2d04835035c5806ca", kill_on_drop: false }`
[INFO] [stdout] c0a7126db0a18fab109a29461ede34ab67c3ab5f3529fac2d04835035c5806ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 71e5b665be2914702f601d93a63fa8d96228f4a894432bbc54098933a9ac358a
[INFO] running `Command { std: "docker" "start" "-a" "71e5b665be2914702f601d93a63fa8d96228f4a894432bbc54098933a9ac358a", kill_on_drop: false }`
[INFO] [stderr]    Compiling risc0-zkvm-platform v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "71e5b665be2914702f601d93a63fa8d96228f4a894432bbc54098933a9ac358a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e5b665be2914702f601d93a63fa8d96228f4a894432bbc54098933a9ac358a", kill_on_drop: false }`
[INFO] [stdout] 71e5b665be2914702f601d93a63fa8d96228f4a894432bbc54098933a9ac358a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 04b41d5400c8da3a47c65d56564cfa49a986574fb04895a3764b1ebe4f375a22
[INFO] running `Command { std: "docker" "start" "-a" "04b41d5400c8da3a47c65d56564cfa49a986574fb04895a3764b1ebe4f375a22", 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/risc0_zkvm_platform-d5248a75bc494f2d)
[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 risc0_zkvm_platform
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/syscall.rs - syscall::declare_syscall (line 119) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "04b41d5400c8da3a47c65d56564cfa49a986574fb04895a3764b1ebe4f375a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b41d5400c8da3a47c65d56564cfa49a986574fb04895a3764b1ebe4f375a22", kill_on_drop: false }`
[INFO] [stdout] 04b41d5400c8da3a47c65d56564cfa49a986574fb04895a3764b1ebe4f375a22