[INFO] cloning repository https://github.com/ronin207/loquat-vc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ronin207/loquat-vc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fronin207%2Floquat-vc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fronin207%2Floquat-vc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85956e5bbce1862a1d7d1f4c8c9d0e7f27e891b0
[INFO] checking ronin207/loquat-vc against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fronin207%2Floquat-vc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ronin207/loquat-vc
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/ronin207/loquat-vc
[INFO] tweaked toml for git repo https://github.com/ronin207/loquat-vc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ronin207/loquat-vc on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ronin207/loquat-vc 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.23
[INFO] [stderr]   Downloaded zerocopy v0.8.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb18fc96ca94bdede24dacd31843fd6ec1281fab2db83f1dafe9d8196dac8699
[INFO] running `Command { std: "docker" "start" "-a" "eb18fc96ca94bdede24dacd31843fd6ec1281fab2db83f1dafe9d8196dac8699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb18fc96ca94bdede24dacd31843fd6ec1281fab2db83f1dafe9d8196dac8699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb18fc96ca94bdede24dacd31843fd6ec1281fab2db83f1dafe9d8196dac8699", kill_on_drop: false }`
[INFO] [stdout] eb18fc96ca94bdede24dacd31843fd6ec1281fab2db83f1dafe9d8196dac8699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a86dc3d3373f665e3f1590c184ff73fcca5f53f0248ffdbf08d9c266917d16e6
[INFO] running `Command { std: "docker" "start" "-a" "a86dc3d3373f665e3f1590c184ff73fcca5f53f0248ffdbf08d9c266917d16e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking loquat-vc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `hash_functions::Hash` and `polynomial::Polynomial`
[INFO] [stdout]  --> src/crypto/snark.rs:5:48
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::crypto::{legendre_prf::LegendrePRF, polynomial::Polynomial, hash_functions::Hash};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `One` and `Zero`
[INFO] [stdout]  --> src/crypto/snark.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use num_traits::{Zero, One};
[INFO] [stdout]   |                  ^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/crypto/merkle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Keccak`
[INFO] [stdout]  --> src/crypto/hash_functions.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tiny_keccak::{Hasher, Keccak};
[INFO] [stdout]   |                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::Zero`
[INFO] [stdout]  --> src/crypto/hash_functions.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use num_traits::Zero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/crypto/hash_functions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ToPrimitive` and `Zero`
[INFO] [stdout]  --> src/proof_system/snark_integration.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use num_traits::{ToPrimitive, Zero};
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/proof_system/snark_integration.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LoquatKeyPair` and `LoquatSignature`
[INFO] [stdout]  --> src/signature/ring_signature.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::signature::loquat::{Loquat, LoquatSignature, LoquatKeyPair};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::ToPrimitive`
[INFO] [stdout]   --> src/signature/ring_signature.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use num_traits::ToPrimitive;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LoquatKeyPair`
[INFO] [stdout]  --> src/signature/aggregate.rs:5:57
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::signature::loquat::{Loquat, LoquatSignature, LoquatKeyPair};
[INFO] [stdout]   |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/signature/loquat.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `hash_functions::Hash` and `polynomial::Polynomial`
[INFO] [stdout]  --> src/crypto/snark.rs:5:48
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::crypto::{legendre_prf::LegendrePRF, polynomial::Polynomial, hash_functions::Hash};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `One` and `Zero`
[INFO] [stdout]  --> src/crypto/snark.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use num_traits::{Zero, One};
[INFO] [stdout]   |                  ^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/crypto/merkle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Keccak`
[INFO] [stdout]  --> src/crypto/hash_functions.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tiny_keccak::{Hasher, Keccak};
[INFO] [stdout]   |                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::Zero`
[INFO] [stdout]  --> src/crypto/hash_functions.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use num_traits::Zero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/crypto/hash_functions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ToPrimitive` and `Zero`
[INFO] [stdout]  --> src/proof_system/snark_integration.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use num_traits::{ToPrimitive, Zero};
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/proof_system/snark_integration.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LoquatKeyPair`, `LoquatSignature`, and `Loquat`
[INFO] [stdout]  --> src/signature/ring_signature.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::signature::loquat::{Loquat, LoquatSignature, LoquatKeyPair};
[INFO] [stdout]   |                                ^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::ToPrimitive`
[INFO] [stdout]   --> src/signature/ring_signature.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use num_traits::ToPrimitive;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LoquatKeyPair` and `Loquat`
[INFO] [stdout]  --> src/signature/aggregate.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::signature::loquat::{Loquat, LoquatSignature, LoquatKeyPair};
[INFO] [stdout]   |                                ^^^^^^                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/signature/loquat.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Mul`, and `Sub`
[INFO] [stdout]  --> src/utils/field_operations.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::ops::{Add, Mul, Sub};
[INFO] [stdout]   |                ^^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/crypto/hash_functions.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tiny_keccak::{Hasher, Keccak};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `public_input`
[INFO] [stdout]   --> src/proof_system/piop_compiler.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn prove(&self, public_input: &Self::PublicInput, witness: &Self::Witness) -> Self::Proof {
[INFO] [stdout]    |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `witness`
[INFO] [stdout]   --> src/proof_system/piop_compiler.rs:98:55
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn prove(&self, public_input: &Self::PublicInput, witness: &Self::Witness) -> Self::Proof {
[INFO] [stdout]    |                                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_witness`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn verify(&self, instance: &Self::Instance, proof: &Self::Proof) -> bool {
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proof`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn verify(&self, instance: &Self::Instance, proof: &Self::Proof) -> bool {
[INFO] [stdout]     |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_proof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:130:39
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn prepare_constraints(&self, instance: &LoquatPIOPInstance<F>) -> Vec<F> {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `public_input`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:152:21
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn prove(&self, public_input: &Self::PublicInput, witness: &Self::Witness) -> Self::Proof {
[INFO] [stdout]     |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `witness`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:152:55
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn prove(&self, public_input: &Self::PublicInput, witness: &Self::Witness) -> Self::Proof {
[INFO] [stdout]     |                                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_witness`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:160:22
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn verify(&self, instance: &Self::Instance, proof: &Self::Proof) -> bool {
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proof`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:160:49
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn verify(&self, instance: &Self::Instance, proof: &Self::Proof) -> bool {
[INFO] [stdout]     |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_proof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signer_index`
[INFO] [stdout]   --> src/signature/ring_signature.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     signer_index: usize
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signer_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message_int`
[INFO] [stdout]    --> src/signature/ring_signature.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let message_int = BigUint::from_bytes_be(&hash);
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message_int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Add`
[INFO] [stdout]  --> src/utils/field_operations.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::ops::{Add, Mul, Sub};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/crypto/hash_functions.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tiny_keccak::{Hasher, Keccak};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sub`
[INFO] [stdout]  --> src/utils/field_operations.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::ops::{Add, Mul, Sub};
[INFO] [stdout]   |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mul`
[INFO] [stdout]  --> src/utils/field_operations.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::ops::{Add, Mul, Sub};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk`
[INFO] [stdout]   --> src/signature/aggregate.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |     for (pk, msg) in public_keys.iter().zip(messages.iter()) {
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_pk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/crypto/snark.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 |     for (i, statement) in statements.iter().enumerate() {
[INFO] [stdout]     |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `public_parameters` is never read
[INFO] [stdout]   --> src/crypto/snark.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SNARKVerifier {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 20 |   public_parameters: BigUint,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `hash_function` is never read
[INFO] [stdout]   --> src/crypto/merkle.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct MerkleTree {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   hash_function: HashFunction,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MerkleTree` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `poseidon` is never read
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct AuroraFractalPIOPCompiler<F: Field> {
[INFO] [stdout]     |            ------------------------- field in this struct
[INFO] [stdout] 116 |     _field: PhantomData<F>,
[INFO] [stdout] 117 |     poseidon: PoseidonHash,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `P` is never used
[INFO] [stdout]   --> src/proof_system/snark_integration.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const P: u128 = (1 << 127) - 1;
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `claimed_sum` is never read
[INFO] [stdout]   --> src/proof_system/snark_integration.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct SNARKVerifier {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 34 |   claimed_sum: BigUint,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `claimed_sum` is never read
[INFO] [stdout]   --> src/proof_system/univariate_sumcheck.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SumcheckVerifier {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 20 |   claimed_sum: BigUint,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_sub` is never used
[INFO] [stdout]   --> src/signature/ring_signature.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn mod_sub(a: &BigUint, b: &BigUint, modulus: &BigUint) -> BigUint {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_mul` is never used
[INFO] [stdout]   --> src/signature/ring_signature.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn mod_mul(a: &BigUint, b: &BigUint, modulus: &BigUint) -> BigUint {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_exp` is never used
[INFO] [stdout]   --> src/signature/ring_signature.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn mod_exp(base: &BigUint, exponent: &BigUint, modulus: &BigUint) -> BigUint {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `public_input`
[INFO] [stdout]   --> src/proof_system/piop_compiler.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn prove(&self, public_input: &Self::PublicInput, witness: &Self::Witness) -> Self::Proof {
[INFO] [stdout]    |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `witness`
[INFO] [stdout]   --> src/proof_system/piop_compiler.rs:98:55
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn prove(&self, public_input: &Self::PublicInput, witness: &Self::Witness) -> Self::Proof {
[INFO] [stdout]    |                                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_witness`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn verify(&self, instance: &Self::Instance, proof: &Self::Proof) -> bool {
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proof`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:107:49
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn verify(&self, instance: &Self::Instance, proof: &Self::Proof) -> bool {
[INFO] [stdout]     |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_proof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:130:39
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn prepare_constraints(&self, instance: &LoquatPIOPInstance<F>) -> Vec<F> {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `public_input`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:152:21
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn prove(&self, public_input: &Self::PublicInput, witness: &Self::Witness) -> Self::Proof {
[INFO] [stdout]     |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `witness`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:152:55
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn prove(&self, public_input: &Self::PublicInput, witness: &Self::Witness) -> Self::Proof {
[INFO] [stdout]     |                                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_witness`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:160:22
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn verify(&self, instance: &Self::Instance, proof: &Self::Proof) -> bool {
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proof`
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:160:49
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn verify(&self, instance: &Self::Instance, proof: &Self::Proof) -> bool {
[INFO] [stdout]     |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_proof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signer_index`
[INFO] [stdout]   --> src/signature/ring_signature.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     signer_index: usize
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signer_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message_int`
[INFO] [stdout]    --> src/signature/ring_signature.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let message_int = BigUint::from_bytes_be(&hash);
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message_int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk`
[INFO] [stdout]   --> src/signature/aggregate.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |     for (pk, msg) in public_keys.iter().zip(messages.iter()) {
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_pk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `public_parameters` is never read
[INFO] [stdout]   --> src/crypto/snark.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SNARKVerifier {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 20 |   public_parameters: BigUint,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `hash_function` is never read
[INFO] [stdout]   --> src/crypto/merkle.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct MerkleTree {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   hash_function: HashFunction,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MerkleTree` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `poseidon` is never read
[INFO] [stdout]    --> src/proof_system/piop_compiler.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct AuroraFractalPIOPCompiler<F: Field> {
[INFO] [stdout]     |            ------------------------- field in this struct
[INFO] [stdout] 116 |     _field: PhantomData<F>,
[INFO] [stdout] 117 |     poseidon: PoseidonHash,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `claimed_sum` is never read
[INFO] [stdout]   --> src/proof_system/snark_integration.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct SNARKVerifier {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 34 |   claimed_sum: BigUint,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_sub` is never used
[INFO] [stdout]   --> src/proof_system/snark_integration.rs:70:6
[INFO] [stdout]    |
[INFO] [stdout] 70 |   fn mod_sub(a: u128, b: u128) -> u128 {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_mul` is never used
[INFO] [stdout]   --> src/proof_system/snark_integration.rs:74:6
[INFO] [stdout]    |
[INFO] [stdout] 74 |   fn mod_mul(a: u128, b: u128) -> u128 {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_pow` is never used
[INFO] [stdout]   --> src/proof_system/snark_integration.rs:78:6
[INFO] [stdout]    |
[INFO] [stdout] 78 |   fn mod_pow(base: u128, exp: u128) -> u128 {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `biguint_to_u128` is never used
[INFO] [stdout]    --> src/proof_system/snark_integration.rs:101:6
[INFO] [stdout]     |
[INFO] [stdout] 101 |   fn biguint_to_u128(value: &BigUint) -> u128 {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `claimed_sum` is never read
[INFO] [stdout]   --> src/proof_system/univariate_sumcheck.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SumcheckVerifier {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 20 |   claimed_sum: BigUint,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_add` is never used
[INFO] [stdout]   --> src/proof_system/univariate_sumcheck.rs:71:6
[INFO] [stdout]    |
[INFO] [stdout] 71 |   fn mod_add(a: &BigUint, b: &BigUint) -> BigUint {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_sub` is never used
[INFO] [stdout]   --> src/proof_system/univariate_sumcheck.rs:75:6
[INFO] [stdout]    |
[INFO] [stdout] 75 |   fn mod_sub(a: &BigUint, b: &BigUint) -> BigUint {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_mul` is never used
[INFO] [stdout]   --> src/proof_system/univariate_sumcheck.rs:83:6
[INFO] [stdout]    |
[INFO] [stdout] 83 |   fn mod_mul(a: &BigUint, b: &BigUint) -> BigUint {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.48s
[INFO] running `Command { std: "docker" "inspect" "a86dc3d3373f665e3f1590c184ff73fcca5f53f0248ffdbf08d9c266917d16e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86dc3d3373f665e3f1590c184ff73fcca5f53f0248ffdbf08d9c266917d16e6", kill_on_drop: false }`
[INFO] [stdout] a86dc3d3373f665e3f1590c184ff73fcca5f53f0248ffdbf08d9c266917d16e6
