[INFO] fetching crate voproof 0.2.0...
[INFO] checking voproof-0.2.0 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate voproof 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate voproof 0.2.0 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate voproof 0.2.0
[INFO] finished tweaking crates.io crate voproof 0.2.0
[INFO] tweaked toml for crates.io crate voproof 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate voproof 0.2.0 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" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ark-ec v0.3.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26da795dd06d1b7d7c5b1c0c7b3a99f4a1cda5378aded3ec4d60c0bc17f69b51
[INFO] running `Command { std: "docker" "start" "-a" "26da795dd06d1b7d7c5b1c0c7b3a99f4a1cda5378aded3ec4d60c0bc17f69b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26da795dd06d1b7d7c5b1c0c7b3a99f4a1cda5378aded3ec4d60c0bc17f69b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26da795dd06d1b7d7c5b1c0c7b3a99f4a1cda5378aded3ec4d60c0bc17f69b51", kill_on_drop: false }`
[INFO] [stdout] 26da795dd06d1b7d7c5b1c0c7b3a99f4a1cda5378aded3ec4d60c0bc17f69b51
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[INFO] [stdout] 2cdd35db15c09689f042d3208ac6417d73078ff9e2de74f83d375ef5509d4e8d
[INFO] running `Command { std: "docker" "start" "-a" "2cdd35db15c09689f042d3208ac6417d73078ff9e2de74f83d375ef5509d4e8d", kill_on_drop: false }`
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[INFO] [stderr]     Checking voproof v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot test inner items
[INFO] [stdout]    --> src/cs/circuit/fan_in_two.rs:807:5
[INFO] [stdout]     |
[INFO] [stdout] 807 |     #[test]
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnameable_test_items)]` on by default
[INFO] [stdout]     = note: this warning originates in the attribute macro `test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::BTreeMap`
[INFO] [stdout]    --> src/kzg/mod.rs:442:17
[INFO] [stdout]     |
[INFO] [stdout] 442 |   use ark_std::{collections::BTreeMap, test_rng};
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Sub`
[INFO] [stdout]     --> src/tools/mod.rs:1200:11
[INFO] [stdout]      |
[INFO] [stdout] 1200 |     ops::{Add, Mul, Sub},
[INFO] [stdout]      |           ^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ark_ec::group::Group`
[INFO] [stdout]    --> src/kzg/mod.rs:435:7
[INFO] [stdout]     |
[INFO] [stdout] 435 |   use ark_ec::group::Group;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/cs/circuit/fan_in_two.rs:848:9
[INFO] [stdout]     |
[INFO] [stdout] 848 |     let p = circ.mul_vars(&h, &o);
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/cs/circuit/fan_in_two.rs:865:9
[INFO] [stdout]     |
[INFO] [stdout] 865 |     let p = circ.mul_vars(&h, &o);
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/kzg/mod.rs:599:9
[INFO] [stdout]     |
[INFO] [stdout] 599 |     for i in 0..10 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kzg/mod.rs:615:11
[INFO] [stdout]     |
[INFO] [stdout] 615 |       let mut z = E::Fr::rand(rng);
[INFO] [stdout]     |           ----^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kzg/mod.rs:616:11
[INFO] [stdout]     |
[INFO] [stdout] 616 |       let mut zz = E::Fr::rand(rng);
[INFO] [stdout]     |           ----^^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ark_ff::fields::PrimeField`
[INFO] [stdout]  --> tests/hpr_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ark_ff::fields::PrimeField;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `to_field`, `to_int`
[INFO] [stdout]  --> tests/hpr_test.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use voproof::tools::{to_field, to_int, try_to_int};
[INFO] [stdout]   |                      ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ark_ff::fields::PrimeField`
[INFO] [stdout]  --> tests/pov_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ark_ff::fields::PrimeField;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_rng`
[INFO] [stdout]  --> tests/pov_test.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ark_std::{test_rng, Zero};
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `to_int`
[INFO] [stdout]  --> tests/pov_test.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use voproof::tools::{to_field, to_int, try_to_int};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `to_int`
[INFO] [stdout]   --> benches/r1cs_bench.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 | use voproof::tools::{to_field, to_int};
[INFO] [stdout]    |                                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voproof::*`
[INFO] [stdout]   --> benches/r1cs_bench.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use voproof::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> benches/marlin_bench.rs:73:7
[INFO] [stdout]    |
[INFO] [stdout] 73 |   let x = vec![c.a.unwrap(), c.b.unwrap(), (c.a.unwrap() * c.b.unwrap())];
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> benches/marlin_bench.rs:74:7
[INFO] [stdout]    |
[INFO] [stdout] 74 |   let w = vec![c.a.unwrap(); scale - 3];
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> benches/marlin_bench.rs:76:7
[INFO] [stdout]    |
[INFO] [stdout] 76 |   let mut cs = ArkR1CS::<E::Fr>::new_ref();
[INFO] [stdout]    |       ----^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> benches/marlin_bench.rs:102:7
[INFO] [stdout]     |
[INFO] [stdout] 102 |   let w = vec![c.a.unwrap(); scale - 3];
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> benches/marlin_bench.rs:104:7
[INFO] [stdout]     |
[INFO] [stdout] 104 |   let mut cs = ArkR1CS::<E::Fr>::new_ref();
[INFO] [stdout]     |       ----^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> benches/r1cs_bench.rs:75:7
[INFO] [stdout]    |
[INFO] [stdout] 75 |   let x = vec![c.a.unwrap(), c.b.unwrap(), (c.a.unwrap() * c.b.unwrap())];
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> benches/r1cs_bench.rs:76:7
[INFO] [stdout]    |
[INFO] [stdout] 76 |   let w = vec![c.a.unwrap(); scale - 3];
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk`
[INFO] [stdout]    --> benches/marlin_bench.rs:133:10
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let (pk, _) = Marlin::<Fr, SonicKZG10<E, P<Fr>>, Blake2s>::index(&srs, c).unwrap();
[INFO] [stdout]     |          ^^ help: if this is intentional, prefix it with an underscore: `_pk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vk`
[INFO] [stdout]    --> benches/r1cs_bench.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 |   let (pk, vk) = VOProofR1CS::index(&universal_params, &r1cs).unwrap();
[INFO] [stdout]     |            ^^ help: if this is intentional, prefix it with an underscore: `_vk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_get_witness_with_const` is never used
[INFO] [stdout]    --> src/cs/circuit/fan_in_two.rs:808:8
[INFO] [stdout]     |
[INFO] [stdout] 808 |     fn test_get_witness_with_const() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> benches/r1cs_bench.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     VOProofR1CS::verify(&vk, &instance, &proof);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let _ = VOProofR1CS::verify(&vk, &instance, &proof);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.09s
[INFO] running `Command { std: "docker" "inspect" "2cdd35db15c09689f042d3208ac6417d73078ff9e2de74f83d375ef5509d4e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cdd35db15c09689f042d3208ac6417d73078ff9e2de74f83d375ef5509d4e8d", kill_on_drop: false }`
[INFO] [stdout] 2cdd35db15c09689f042d3208ac6417d73078ff9e2de74f83d375ef5509d4e8d
