[INFO] cloning repository https://github.com/SoliditySavvy/Halo2Workflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SoliditySavvy/Halo2Workflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoliditySavvy%2FHalo2Workflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoliditySavvy%2FHalo2Workflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4f7ab6129875038f71842acf8b2146fc082e884
[INFO] checking SoliditySavvy/Halo2Workflow against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoliditySavvy%2FHalo2Workflow" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SoliditySavvy/Halo2Workflow
[INFO] finished tweaking git repo https://github.com/SoliditySavvy/Halo2Workflow
[INFO] tweaked toml for git repo https://github.com/SoliditySavvy/Halo2Workflow written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SoliditySavvy/Halo2Workflow on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SoliditySavvy/Halo2Workflow 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/zcash/halo2.git`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf2292c909c1cba27ea2e59a9cbba562cf0fd344b0bbee77f967ff58c697df03
[INFO] running `Command { std: "docker" "start" "-a" "bf2292c909c1cba27ea2e59a9cbba562cf0fd344b0bbee77f967ff58c697df03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf2292c909c1cba27ea2e59a9cbba562cf0fd344b0bbee77f967ff58c697df03", kill_on_drop: false }`
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[INFO] [stderr]     Checking pasta_curves v0.4.0
[INFO] [stderr]     Checking halo2_proofs v0.1.0 (https://github.com/zcash/halo2.git?rev=a898d65ae3ad3d41987666f6a03cfc15edae01c4#a898d65a)
[INFO] [stderr]     Checking fibonacci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Constraints`, `Expression`, and `TableColumn`
[INFO] [stdout]  --> src/range_check/example3_broken.rs:5:53
[INFO] [stdout]   |
[INFO] [stdout] 5 |         Advice, Assigned, Column, ConstraintSystem, Constraints, Error, Expression, Selector,
[INFO] [stdout]   |                                                     ^^^^^^^^^^^         ^^^^^^^^^^
[INFO] [stdout] 6 |         TableColumn,
[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: `Constraints`, `Expression`, and `TableColumn`
[INFO] [stdout]  --> src/range_check/example3_broken.rs:5:53
[INFO] [stdout]   |
[INFO] [stdout] 5 |         Advice, Assigned, Column, ConstraintSystem, Constraints, Error, Expression, Selector,
[INFO] [stdout]   |                                                     ^^^^^^^^^^^         ^^^^^^^^^^
[INFO] [stdout] 6 |         TableColumn,
[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: `Any`, `FailureLocation`, and `VerifyFailure`
[INFO] [stdout]    --> src/range_check/example3_broken.rs:115:15
[INFO] [stdout]     |
[INFO] [stdout] 115 |         dev::{FailureLocation, MockProver, VerifyFailure},
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout] 116 |         pasta::Fp,
[INFO] [stdout] 117 |         plonk::{Any, Circuit},
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibonacciConfig` is never constructed
[INFO] [stdout]  --> src/fibonacci/example1.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct FibonacciConfig {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibonacciChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/example1.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FibonacciChip<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign_first_row`, `assign_row`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonacci/example1.rs:20:12
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<F: FieldExt> FibonacciChip<F> {
[INFO] [stdout]     | ---------------------------------- associated items in this implementation
[INFO] [stdout]  20 |     pub fn construct(config: FibonacciConfig) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  27 |     pub fn configure(meta: &mut ConstraintSystem<F>) -> FibonacciConfig {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  61 |     pub fn assign_first_row(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  96 |     pub fn assign_row(
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/fibonacci/example1.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | struct MyCircuit<F>(PhantomData<F>);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ACell` is never constructed
[INFO] [stdout]  --> src/fibonacci/example2.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct ACell<F: FieldExt>(AssignedCell<F, F>);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibonacciConfig` is never constructed
[INFO] [stdout]  --> src/fibonacci/example2.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct FibonacciConfig {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibonacciChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/example2.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct FibonacciChip<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonacci/example2.rs:21:12
[INFO] [stdout]     |
[INFO] [stdout]  20 | impl<F: FieldExt> FibonacciChip<F> {
[INFO] [stdout]     | ---------------------------------- associated items in this implementation
[INFO] [stdout]  21 |     pub fn construct(config: FibonacciConfig) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  28 |     pub fn configure(
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  59 |     pub fn assign(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/fibonacci/example2.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | struct MyCircuit<F>(PhantomData<F>);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionConfig` is never constructed
[INFO] [stdout]   --> src/fibonacci/example3.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct FunctionConfig<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/example3.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct FunctionChip<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, and `assign` are never used
[INFO] [stdout]   --> src/fibonacci/example3.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<F: FieldExt> FunctionChip<F> {
[INFO] [stdout]    | --------------------------------- associated items in this implementation
[INFO] [stdout] 25 |     pub fn construct(config: FunctionConfig<F>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn configure(meta: &mut ConstraintSystem<F>) -> FunctionConfig<F> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn assign(
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionCircuit` is never constructed
[INFO] [stdout]   --> src/fibonacci/example3.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct FunctionCircuit<F> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibonacciConfig` is never constructed
[INFO] [stdout]  --> src/fibonacci/example4.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct FibonacciConfig {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibonacciChip` is never constructed
[INFO] [stdout]   --> src/fibonacci/example4.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FibonacciChip<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `load_table`, `assign`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonacci/example4.rs:20:12
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<F: FieldExt> FibonacciChip<F> {
[INFO] [stdout]     | ---------------------------------- associated items in this implementation
[INFO] [stdout]  20 |     pub fn construct(config: FibonacciConfig) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  27 |     pub fn configure(meta: &mut ConstraintSystem<F>) -> FibonacciConfig {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     fn load_table(
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn assign(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/fibonacci/example4.rs:205:8
[INFO] [stdout]     |
[INFO] [stdout] 205 | struct MyCircuit<F>(PhantomData<F>);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IsZeroConfig` is never constructed
[INFO] [stdout]  --> src/is_zero.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct IsZeroConfig<F> {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `expr` is never used
[INFO] [stdout]   --> src/is_zero.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl<F: FieldExt> IsZeroConfig<F> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] 10 |     pub fn expr(&self) -> Expression<F> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IsZeroChip` is never constructed
[INFO] [stdout]   --> src/is_zero.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct IsZeroChip<F: FieldExt> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, and `assign` are never used
[INFO] [stdout]   --> src/is_zero.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<F: FieldExt> IsZeroChip<F> {
[INFO] [stdout]    | ------------------------------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn construct(config: IsZeroConfig<F>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn configure(
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn assign(
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example1.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct RangeConstrained<F: FieldExt, const RANGE: usize>(AssignedCell<Assigned<F>, F>);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed
[INFO] [stdout]   --> src/range_check/example1.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct RangeCheckConfig<F: FieldExt, const RANGE: usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `configure` and `assign` are never used
[INFO] [stdout]   --> src/range_check/example1.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl<F: FieldExt, const RANGE: usize> RangeCheckConfig<F, RANGE> {
[INFO] [stdout]    | ---------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 29 |     pub fn configure(meta: &mut ConstraintSystem<F>, value: Column<Advice>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn assign(
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example2.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct RangeConstrained<F: FieldExt, const RANGE: usize>(AssignedCell<Assigned<F>, F>);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed
[INFO] [stdout]   --> src/range_check/example2.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct RangeCheckConfig<F: FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `configure`, `assign_simple`, and `assign_lookup` are never used
[INFO] [stdout]   --> src/range_check/example2.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | / impl<F: FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize>
[INFO] [stdout] 34 | |     RangeCheckConfig<F, RANGE, LOOKUP_RANGE>
[INFO] [stdout]    | |____________________________________________- associated items in this implementation
[INFO] [stdout] 35 |   {
[INFO] [stdout] 36 |       pub fn configure(meta: &mut ConstraintSystem<F>, value: Column<Advice>) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |       pub fn assign_simple(
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |       pub fn assign_lookup(
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeTableConfig` is never constructed
[INFO] [stdout]   --> src/range_check/example2/table.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(super) struct RangeTableConfig<F: FieldExt, const RANGE: usize> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `configure` and `load` are never used
[INFO] [stdout]   --> src/range_check/example2/table.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<F: FieldExt, const RANGE: usize> RangeTableConfig<F, RANGE> {
[INFO] [stdout]    | ---------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 17 |     pub(super) fn configure(meta: &mut ConstraintSystem<F>) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub(super) fn load(&self, layouter: &mut impl Layouter<F>) -> Result<(), Error> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example3_broken.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct RangeConstrained<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed
[INFO] [stdout]   --> src/range_check/example3_broken.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct RangeCheckConfig<F: FieldExt, const NUM_BITS: usize, const RANGE: usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `configure` and `assign` are never used
[INFO] [stdout]   --> src/range_check/example3_broken.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl<F: FieldExt, const NUM_BITS: usize, const RANGE: usize> RangeCheckConfig<F, NUM_BITS, RANGE> {
[INFO] [stdout]    | ------------------------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 46 |     pub fn configure(
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn assign(
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeTableConfig` is never constructed
[INFO] [stdout]   --> src/range_check/example3_broken/table.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub(super) struct RangeTableConfig<F: FieldExt, const NUM_BITS: usize, const RANGE: usize> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `configure` and `load` are never used
[INFO] [stdout]   --> src/range_check/example3_broken/table.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<F: FieldExt, const NUM_BITS: usize, const RANGE: usize> RangeTableConfig<F, NUM_BITS, RANGE> {
[INFO] [stdout]    | ------------------------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 20 |     pub(super) fn configure(meta: &mut ConstraintSystem<F>) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub(super) fn load(&self, layouter: &mut impl Layouter<F>) -> Result<(), Error> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ACell` is never constructed
[INFO] [stdout]  --> src/fibonacci/example2.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct ACell<F: FieldExt>(AssignedCell<F, F>);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `num_bits` and `assigned_cell` are never read
[INFO] [stdout]   --> src/range_check/example3_broken.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct RangeConstrained<F: FieldExt> {
[INFO] [stdout]    |        ---------------- fields in this struct
[INFO] [stdout] 33 |     num_bits: AssignedCell<Assigned<F>, F>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 34 |     assigned_cell: AssignedCell<Assigned<F>, F>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RangeConstrained` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `Command { std: "docker" "inspect" "599fc0001acd16330438d55ed16e01f9b0740fe25187fa4776f6ed22eb966d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599fc0001acd16330438d55ed16e01f9b0740fe25187fa4776f6ed22eb966d76", kill_on_drop: false }`
[INFO] [stdout] 599fc0001acd16330438d55ed16e01f9b0740fe25187fa4776f6ed22eb966d76