[INFO] fetching crate spartan2 0.4.0...
[INFO] testing spartan2-0.4.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate spartan2 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate spartan2 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate spartan2 0.4.0
[INFO] tweaked toml for crates.io crate spartan2 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spartan2 0.4.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spartan2 0.4.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded addchain v0.2.0
[INFO] [stderr]   Downloaded ff_derive v0.13.1
[INFO] [stderr]   Downloaded halo2derive v0.2.0
[INFO] [stderr]   Downloaded bellpepper v0.4.1
[INFO] [stderr]   Downloaded plonky2_maybe_rayon v1.0.0
[INFO] [stderr]   Downloaded halo2curves v0.9.0
[INFO] [stderr]   Downloaded bellpepper-core v0.4.0
[INFO] [stderr]   Downloaded blake2s_simd v1.0.3
[INFO] [stderr]   Downloaded serde_arrays v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af2e0a2b8b6b387cb85ccc0a08ae2d4927d75e8a155b4386cbfc1bf13ee0708f
[INFO] running `Command { std: "docker" "start" "-a" "af2e0a2b8b6b387cb85ccc0a08ae2d4927d75e8a155b4386cbfc1bf13ee0708f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af2e0a2b8b6b387cb85ccc0a08ae2d4927d75e8a155b4386cbfc1bf13ee0708f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2e0a2b8b6b387cb85ccc0a08ae2d4927d75e8a155b4386cbfc1bf13ee0708f", kill_on_drop: false }`
[INFO] [stdout] af2e0a2b8b6b387cb85ccc0a08ae2d4927d75e8a155b4386cbfc1bf13ee0708f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df070257c5a0902af1358ea18e8d980ecbbaa69c4f08c1766ae442ca6a25c1ac
[INFO] running `Command { std: "docker" "start" "-a" "df070257c5a0902af1358ea18e8d980ecbbaa69c4f08c1766ae442ca6a25c1ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling blake2s_simd v1.0.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling halo2curves v0.9.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling plonky2_maybe_rayon v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling halo2derive v0.2.0
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling ff_derive v0.13.1
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling pairing v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_arrays v0.2.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling bellpepper-core v0.4.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling bellpepper v0.4.1
[INFO] [stderr]    Compiling spartan2 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/polys/multilinear.rs:155:16
[INFO] [stdout]     |
[INFO] [stdout] 155 |       .map(|i| (Scalar::ONE - r[i]))
[INFO] [stdout]     |                ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:6:3
[INFO] [stdout]     |
[INFO] [stdout]   6 |   unused,
[INFO] [stdout]     |   ^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_parens)]` implied by `#[deny(unused)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 155 -       .map(|i| (Scalar::ONE - r[i]))
[INFO] [stdout] 155 +       .map(|i| Scalar::ONE - r[i])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/provider/msm.rs:224:29
[INFO] [stdout]     |
[INFO] [stdout] 224 |       .filter(|(scalar, _)| (!scalar.is_zero()))
[INFO] [stdout]     |                             ^                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 224 -       .filter(|(scalar, _)| (!scalar.is_zero()))
[INFO] [stdout] 224 +       .filter(|(scalar, _)| !scalar.is_zero())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spartan2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "df070257c5a0902af1358ea18e8d980ecbbaa69c4f08c1766ae442ca6a25c1ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df070257c5a0902af1358ea18e8d980ecbbaa69c4f08c1766ae442ca6a25c1ac", kill_on_drop: false }`
[INFO] [stdout] df070257c5a0902af1358ea18e8d980ecbbaa69c4f08c1766ae442ca6a25c1ac