[INFO] cloning repository https://github.com/nikillxh/zk-groth16-impl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikillxh/zk-groth16-impl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikillxh%2Fzk-groth16-impl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikillxh%2Fzk-groth16-impl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8794d0225744905879b7ed65337fd6540952f659
[INFO] checking nikillxh/zk-groth16-impl against try#50f413885985a8b0a0b6ca0766a0aedd45304953 for pr-155657-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikillxh%2Fzk-groth16-impl" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nikillxh/zk-groth16-impl
[INFO] finished tweaking git repo https://github.com/nikillxh/zk-groth16-impl
[INFO] tweaked toml for git repo https://github.com/nikillxh/zk-groth16-impl written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nikillxh/zk-groth16-impl on toolchain 50f413885985a8b0a0b6ca0766a0aedd45304953
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nikillxh/zk-groth16-impl 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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "e5c0234290bf0fb1a2d68a9643a900f9e0f50f32d345d9119714be549f74bb2f", kill_on_drop: false }`
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[INFO] [stdout] e5c0234290bf0fb1a2d68a9643a900f9e0f50f32d345d9119714be549f74bb2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17a66605b223d2d22aa96aac24280d26ae51c9ec88310386d6c2c430f4b35cb7
[INFO] running `Command { std: "docker" "start" "-a" "17a66605b223d2d22aa96aac24280d26ae51c9ec88310386d6c2c430f4b35cb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking groth16 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `high`
[INFO] [stdout]    --> src/field.rs:187:27
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let (low, high) = self.value[i].overflowing_mul(multiplier.value[j]);
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_high`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]    --> src/field.rs:185:29
[INFO] [stdout]     |
[INFO] [stdout] 185 |             let mut carry = 0u64;
[INFO] [stdout]     |                             ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 191 |                 carry = c1 as u64;
[INFO] [stdout]     |                 ----------------- `carry` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]    --> src/field.rs:195:17
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 carry = c2 as u64;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `blank` and `verify` are never used
[INFO] [stdout]   --> src/r1cs.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl R1CS {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 38 |     pub fn blank(witness: Vec<i64>, eqn_count: Option<usize>) -> R1CS {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn verify(&self, witness: Vec<i64>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hadamard_multiply` is never used
[INFO] [stdout]    --> src/r1cs.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn hadamard_multiply(m1: Vec<i64>, m2: Vec<i64>) -> Vec<i64>{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `field_compatible_matrix` is never used
[INFO] [stdout]    --> src/qap.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn field_compatible_matrix(input: &mut Vec<Vec<i64>>) -> Vec<Vec<u64>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lagrange_interpolation` is never used
[INFO] [stdout]    --> src/qap.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub fn lagrange_interpolation(x: FieldElement64, x_points: &Vec<FieldElement64>, y_points: &Vec<FieldElement64>) -> Option<FieldEle...
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i64_to_i128_matrix` is never used
[INFO] [stdout]    --> src/vector.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn i64_to_i128_matrix(matrix: &mut Vec<Vec<i64>>) -> Vec<Vec<i128>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i128_to_u64_matrix` is never used
[INFO] [stdout]    --> src/vector.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn i128_to_u64_matrix(matrix: &mut Vec<Vec<i128>>) -> Vec<Vec<u64>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MODULUS256` is never used
[INFO] [stdout]  --> src/field.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const MODULUS256: [u64; 4] = [
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FieldElement256` is never constructed
[INFO] [stdout]   --> src/field.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FieldElement256 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `inverse`, `value`, and `convert2d` are never used
[INFO] [stdout]   --> src/field.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl FieldElement64 {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn inverse(self) -> FieldElement64 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn value(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn convert2d(matrix: &mut Vec<Vec<u64>>) -> Vec<Vec<FieldElement64>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/field.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl FieldElement256 {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 115 |     pub fn new(mut value: [u64; 4]) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn reduce(value: &mut [u64; 4]) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub fn add(self, addend: FieldElement256) -> FieldElement256 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |     pub fn subtract(self, subtrahend: FieldElement256) -> FieldElement256 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     pub fn multiply(self, multiplier: FieldElement256) -> FieldElement256 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn is_zero(value: &[u64; 4]) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     pub fn random() -> Self {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high`
[INFO] [stdout]    --> src/field.rs:187:27
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let (low, high) = self.value[i].overflowing_mul(multiplier.value[j]);
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_high`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]    --> src/field.rs:185:29
[INFO] [stdout]     |
[INFO] [stdout] 185 |             let mut carry = 0u64;
[INFO] [stdout]     |                             ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 191 |                 carry = c1 as u64;
[INFO] [stdout]     |                 ----------------- `carry` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]    --> src/field.rs:195:17
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 carry = c2 as u64;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `blank` and `verify` are never used
[INFO] [stdout]   --> src/r1cs.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl R1CS {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 38 |     pub fn blank(witness: Vec<i64>, eqn_count: Option<usize>) -> R1CS {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn verify(&self, witness: Vec<i64>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hadamard_multiply` is never used
[INFO] [stdout]    --> src/r1cs.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn hadamard_multiply(m1: Vec<i64>, m2: Vec<i64>) -> Vec<i64>{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `field_compatible_matrix` is never used
[INFO] [stdout]    --> src/qap.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn field_compatible_matrix(input: &mut Vec<Vec<i64>>) -> Vec<Vec<u64>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lagrange_interpolation` is never used
[INFO] [stdout]    --> src/qap.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub fn lagrange_interpolation(x: FieldElement64, x_points: &Vec<FieldElement64>, y_points: &Vec<FieldElement64>) -> Option<FieldEle...
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i64_to_i128_matrix` is never used
[INFO] [stdout]    --> src/vector.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn i64_to_i128_matrix(matrix: &mut Vec<Vec<i64>>) -> Vec<Vec<i128>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i128_to_u64_matrix` is never used
[INFO] [stdout]    --> src/vector.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn i128_to_u64_matrix(matrix: &mut Vec<Vec<i128>>) -> Vec<Vec<u64>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MODULUS256` is never used
[INFO] [stdout]  --> src/field.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const MODULUS256: [u64; 4] = [
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FieldElement256` is never constructed
[INFO] [stdout]   --> src/field.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FieldElement256 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `inverse`, `value`, and `convert2d` are never used
[INFO] [stdout]   --> src/field.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl FieldElement64 {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn inverse(self) -> FieldElement64 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn value(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn convert2d(matrix: &mut Vec<Vec<u64>>) -> Vec<Vec<FieldElement64>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/field.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl FieldElement256 {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 115 |     pub fn new(mut value: [u64; 4]) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn reduce(value: &mut [u64; 4]) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub fn add(self, addend: FieldElement256) -> FieldElement256 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |     pub fn subtract(self, subtrahend: FieldElement256) -> FieldElement256 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     pub fn multiply(self, multiplier: FieldElement256) -> FieldElement256 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn is_zero(value: &[u64; 4]) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     pub fn random() -> Self {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "17a66605b223d2d22aa96aac24280d26ae51c9ec88310386d6c2c430f4b35cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a66605b223d2d22aa96aac24280d26ae51c9ec88310386d6c2c430f4b35cb7", kill_on_drop: false }`
[INFO] [stdout] 17a66605b223d2d22aa96aac24280d26ae51c9ec88310386d6c2c430f4b35cb7
