[INFO] fetching crate sunscreen_zkp_backend 0.8.1...
[INFO] testing sunscreen_zkp_backend-0.8.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate sunscreen_zkp_backend 0.8.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sunscreen_zkp_backend 0.8.1
[INFO] finished tweaking crates.io crate sunscreen_zkp_backend 0.8.1
[INFO] tweaked toml for crates.io crate sunscreen_zkp_backend 0.8.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sunscreen_zkp_backend 0.8.1 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding crypto-bigint v0.5.5 (available: v0.6.1)
[INFO] [stderr]       Adding petgraph v0.6.5 (available: v0.8.3)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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] 62614226a607a28cbfb4f357e1a8a5ac92012c9fa569bd8825c5ca4c0d47ca39
[INFO] running `Command { std: "docker" "start" "-a" "62614226a607a28cbfb4f357e1a8a5ac92012c9fa569bd8825c5ca4c0d47ca39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62614226a607a28cbfb4f357e1a8a5ac92012c9fa569bd8825c5ca4c0d47ca39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62614226a607a28cbfb4f357e1a8a5ac92012c9fa569bd8825c5ca4c0d47ca39", kill_on_drop: false }`
[INFO] [stdout] 62614226a607a28cbfb4f357e1a8a5ac92012c9fa569bd8825c5ca4c0d47ca39
[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] 8587236773a1e5e6162fe64f25eefcf7e0e15ede57cebf617962666f474134d5
[INFO] running `Command { std: "docker" "start" "-a" "8587236773a1e5e6162fe64f25eefcf7e0e15ede57cebf617962666f474134d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.5
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling subtle-ng v2.5.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling merlin v3.0.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling sunscreen_curve25519 v0.8.1
[INFO] [stderr]    Compiling sunscreen_bulletproofs v0.8.1
[INFO] [stderr]    Compiling sunscreen_compiler_common v0.8.1
[INFO] [stderr]    Compiling sunscreen_zkp_backend v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.28s
[INFO] running `Command { std: "docker" "inspect" "8587236773a1e5e6162fe64f25eefcf7e0e15ede57cebf617962666f474134d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8587236773a1e5e6162fe64f25eefcf7e0e15ede57cebf617962666f474134d5", kill_on_drop: false }`
[INFO] [stdout] 8587236773a1e5e6162fe64f25eefcf7e0e15ede57cebf617962666f474134d5
[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] 0217dfa1f9971f72b0f39bc25474907d11bec7f81a4a4a05699903bb4472995e
[INFO] running `Command { std: "docker" "start" "-a" "0217dfa1f9971f72b0f39bc25474907d11bec7f81a4a4a05699903bb4472995e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sunscreen_zkp_backend v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "0217dfa1f9971f72b0f39bc25474907d11bec7f81a4a4a05699903bb4472995e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0217dfa1f9971f72b0f39bc25474907d11bec7f81a4a4a05699903bb4472995e", kill_on_drop: false }`
[INFO] [stdout] 0217dfa1f9971f72b0f39bc25474907d11bec7f81a4a4a05699903bb4472995e
[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] ac6f712f168dee650bb9dfc9975c96b1d39cb681ce2501b104270fe2409e55f5
[INFO] running `Command { std: "docker" "start" "-a" "ac6f712f168dee650bb9dfc9975c96b1d39cb681ce2501b104270fe2409e55f5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sunscreen_zkp_backend-fa1cc697b9190dad)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test bulletproofs::tests::big_u512_to_scalar_fails ... ok
[INFO] [stdout] test bulletproofs::tests::barely_too_bit_u512_to_scalar_fails ... ok
[INFO] [stdout] test bulletproofs::tests::medium_u512_to_scalar_fails ... ok
[INFO] [stdout] test bulletproofs::tests::can_convert_small_u512_to_scalar ... ok
[INFO] [stdout] test tests::log2_works ... ok
[INFO] [stdout] test bulletproofs::tests::can_run_simple_proof ... ok
[INFO] [stdout] test tests::inverse_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sunscreen_zkp_backend
[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" "ac6f712f168dee650bb9dfc9975c96b1d39cb681ce2501b104270fe2409e55f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6f712f168dee650bb9dfc9975c96b1d39cb681ce2501b104270fe2409e55f5", kill_on_drop: false }`
[INFO] [stdout] ac6f712f168dee650bb9dfc9975c96b1d39cb681ce2501b104270fe2409e55f5