[INFO] fetching crate arkworks-circuits 0.4.20...
[INFO] testing arkworks-circuits-0.4.20 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate arkworks-circuits 0.4.20 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate arkworks-circuits 0.4.20
[INFO] finished tweaking crates.io crate arkworks-circuits 0.4.20
[INFO] tweaked toml for crates.io crate arkworks-circuits 0.4.20 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arkworks-circuits 0.4.20 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 92 packages to latest compatible versions
[INFO] [stderr]       Adding ark-bls12-381 v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-bn254 v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-crypto-primitives v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-ec v0.3.0 (available: v0.5.0)
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[INFO] [stderr]       Adding ark-ed-on-bn254 v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-ff v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-groth16 v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-poly v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-poly-commit v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-r1cs-std v0.3.1 (available: v0.5.0)
[INFO] [stderr]       Adding ark-relations v0.3.0 (available: v0.5.1)
[INFO] [stderr]       Adding ark-serialize v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-snark v0.3.0 (available: v0.5.1)
[INFO] [stderr]       Adding ark-std v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding arkworks-utils v0.4.20 (available: v1.0.1)
[INFO] [stderr]       Adding blake2 v0.9.2 (available: v0.10.6)
[INFO] [stderr]       Adding digest v0.9.0 (available: v0.10.7)
[INFO] [stderr]       Adding ethabi v15.0.0 (available: v18.0.0)
[INFO] [stderr]       Adding hex-literal v0.3.4 (available: v1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 575d1ce52f247666067490680a1675af65d53a656641b6bc2408d01f35194348
[INFO] running `Command { std: "docker" "start" "-a" "575d1ce52f247666067490680a1675af65d53a656641b6bc2408d01f35194348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "575d1ce52f247666067490680a1675af65d53a656641b6bc2408d01f35194348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575d1ce52f247666067490680a1675af65d53a656641b6bc2408d01f35194348", kill_on_drop: false }`
[INFO] [stdout] 575d1ce52f247666067490680a1675af65d53a656641b6bc2408d01f35194348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4f9bbc42f6431864e5bf49512635a430f362574df1f7e6b3b2d4a3a9aa61170
[INFO] running `Command { std: "docker" "start" "-a" "e4f9bbc42f6431864e5bf49512635a430f362574df1f7e6b3b2d4a3a9aa61170", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]    Compiling fixed-hash v0.7.0
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling primitive-types v0.10.1
[INFO] [stderr]    Compiling pest v2.8.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling ethbloom v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ark-std v0.3.0
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[INFO] [stderr]    Compiling ethereum-types v0.12.1
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[INFO] [stderr]    Compiling rustc_version v0.3.3
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[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling ark-serialize-derive v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
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[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling ark-ec v0.3.0
[INFO] [stderr]    Compiling ark-relations v0.3.0
[INFO] [stderr]    Compiling ark-poly v0.3.0
[INFO] [stderr]    Compiling ark-snark v0.3.0
[INFO] [stderr]    Compiling ark-r1cs-std v0.3.1
[INFO] [stderr]    Compiling ark-poly-commit v0.3.0
[INFO] [stderr]    Compiling ark-bls12-381 v0.3.0
[INFO] [stderr]    Compiling ark-bn254 v0.3.0
[INFO] [stderr]    Compiling ark-marlin v0.3.0
[INFO] [stderr]    Compiling ark-nonnative-field v0.3.0
[INFO] [stderr]    Compiling ark-ed-on-bn254 v0.3.0
[INFO] [stderr]    Compiling ark-ed-on-bls12-381 v0.3.0
[INFO] [stderr]    Compiling ark-crypto-primitives v0.3.0
[INFO] [stderr]    Compiling ark-groth16 v0.3.0
[INFO] [stderr]    Compiling arkworks-utils v0.4.20
[INFO] [stderr]    Compiling arkworks-gadgets v0.4.20
[INFO] [stderr]    Compiling arkworks-circuits v0.4.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DummyCircuit` is never constructed
[INFO] [stdout]  --> src/circuit/basic.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct DummyCircuit<F: PrimeField> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.37s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ark-poly-commit v0.3.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "e4f9bbc42f6431864e5bf49512635a430f362574df1f7e6b3b2d4a3a9aa61170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f9bbc42f6431864e5bf49512635a430f362574df1f7e6b3b2d4a3a9aa61170", kill_on_drop: false }`
[INFO] [stdout] e4f9bbc42f6431864e5bf49512635a430f362574df1f7e6b3b2d4a3a9aa61170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a04999a508cf9ba1ea05a657439cabd5fb90fe3467954ca7a9d3c9a701098f24
[INFO] running `Command { std: "docker" "start" "-a" "a04999a508cf9ba1ea05a657439cabd5fb90fe3467954ca7a9d3c9a701098f24", kill_on_drop: false }`
[INFO] [stderr]    Compiling arkworks-circuits v0.4.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DummyCircuit` is never constructed
[INFO] [stdout]  --> src/circuit/basic.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct DummyCircuit<F: PrimeField> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ark-poly-commit v0.3.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "a04999a508cf9ba1ea05a657439cabd5fb90fe3467954ca7a9d3c9a701098f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a04999a508cf9ba1ea05a657439cabd5fb90fe3467954ca7a9d3c9a701098f24", kill_on_drop: false }`
[INFO] [stdout] a04999a508cf9ba1ea05a657439cabd5fb90fe3467954ca7a9d3c9a701098f24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17b4a54e173301760a9f0b08920ff9aa8a64a9f66e14f51b2ff37f71e14b5d13
[INFO] running `Command { std: "docker" "start" "-a" "17b4a54e173301760a9f0b08920ff9aa8a64a9f66e14f51b2ff37f71e14b5d13", kill_on_drop: false }`
[INFO] [stderr] warning: struct `DummyCircuit` is never constructed
[INFO] [stderr]  --> src/circuit/basic.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct DummyCircuit<F: PrimeField> {
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `arkworks-circuits` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ark-poly-commit v0.3.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arkworks_circuits-b16b638290cc39c8)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test circuit::basic::test::should_verify_basic_circuit_groth16 ... ok
[INFO] [stdout] test circuit::basic::test::should_verify_basic_ipa_circuit ... ok
[INFO] [stdout] test circuit::basic::test::should_verify_basic_circuit ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/arkworks_circuits-b16b638290cc39c8` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "17b4a54e173301760a9f0b08920ff9aa8a64a9f66e14f51b2ff37f71e14b5d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17b4a54e173301760a9f0b08920ff9aa8a64a9f66e14f51b2ff37f71e14b5d13", kill_on_drop: false }`
[INFO] [stdout] 17b4a54e173301760a9f0b08920ff9aa8a64a9f66e14f51b2ff37f71e14b5d13