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[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ff v0.12.0
[INFO] [stderr]    Compiling group v0.12.0
[INFO] [stderr]    Compiling pasta_curves v0.4.0
[INFO] [stderr]    Compiling halo2_proofs v0.1.0 (https://github.com/zcash/halo2.git?rev=a898d65ae3ad3d41987666f6a03cfc15edae01c4#a898d65a)
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[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: `env`, `fs::File`, `io::Write`, `marker::PhantomData`, and `path::Path`
[INFO] [stdout]  --> src/range_check/example4.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, fs::File, io::Write, marker::PhantomData, path::Path};
[INFO] [stdout]   |           ^^^  ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Blake2bRead`, `Blake2bWrite`, `SingleVerifier`, and `commitment::Params`
[INFO] [stdout]  --> src/range_check/example4.rs:6:100
[INFO] [stdout]   |
[INFO] [stdout] 6 |     plonk::{Advice, Assigned, Column, ConstraintSystem, Constraints, Error, Expression, Selector,  SingleVerifier, Instance},
[INFO] [stdout]   |                                                                                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     poly::{commitment::Params, Rotation},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     transcript::{Blake2bRead, Blake2bWrite},
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EqAffine` and `vesta`
[INFO] [stdout]   --> src/range_check/example4.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | use pasta_curves::{vesta, EqAffine};
[INFO] [stdout]    |                    ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand_core::OsRng`
[INFO] [stdout]   --> src/range_check/example4.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use rand_core::OsRng;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Any`, `FailureLocation`, `MockProver`, `VerifyFailure`, `create_proof`, `keygen_pk`, `keygen_vk`, `pasta::Fp`, and `verify_proof`
[INFO] [stdout]    --> src/range_check/example4.rs:137:11
[INFO] [stdout]     |
[INFO] [stdout] 137 |     dev::{FailureLocation, MockProver, VerifyFailure},
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 138 |     pasta::Fp,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 139 |     plonk::{Any, Circuit, create_proof, keygen_pk, keygen_vk, verify_proof},
[INFO] [stdout]     |             ^^^           ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/range_check/example5.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::marker::PhantomData;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dev::metadata::Constraint`
[INFO] [stdout]  --> src/range_check/example5/table.rs:8:117
[INFO] [stdout]   |
[INFO] [stdout] 8 | ...m}, arithmetic::FieldExt, circuit::{Value, Layouter}, dev::metadata::Constraint};
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/range_check/example5.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |         if (range < RANGE) {
[INFO] [stdout]     |            ^             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 119 -         if (range < RANGE) {
[INFO] [stdout] 119 +         if range < RANGE {
[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] 77 |     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 `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example4.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | 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/example4.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | 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/example4.rs:45:12
[INFO] [stdout]     |
[INFO] [stdout]  42 | / impl<F: FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize>
[INFO] [stdout]  43 | |     RangeCheckConfig<F, RANGE, LOOKUP_RANGE>
[INFO] [stdout]     | |____________________________________________- associated items in this implementation
[INFO] [stdout]  44 |   {
[INFO] [stdout]  45 |       pub fn configure(meta: &mut ConstraintSystem<F>, value: Column<Advice>) -> Self {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  89 |       pub fn assign_simple(
[INFO] [stdout]     |              ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |       pub fn assign_lookup(
[INFO] [stdout]     |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/range_check/example4.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 | struct MyCircuit<F: FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeTableConfig` is never constructed
[INFO] [stdout]   --> src/range_check/example4/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/example4/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/example5.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | 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/example5.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct RangeCheckConfig<F:FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `configure` and `assign` are never used
[INFO] [stdout]    --> src/range_check/example5.rs:44:8
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl<F: FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize> RangeCheckConfig<F, RANGE, LOOKUP_RANGE> {
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  44 |     fn configure(
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn assign(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckTable` is never constructed
[INFO] [stdout]   --> src/range_check/example5/table.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub(super) struct RangeCheckTable<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/example5/table.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<F:FieldExt, const RANGE: usize> RangeCheckTable<F, RANGE> {
[INFO] [stdout]    | -------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub(super) fn configure(
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub(super) fn load(
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.58s
[INFO] running `Command { std: "docker" "inspect" "2e41b38a85a6b55fad8db8c496a0740dcc959ad6e64010d5d2911b3d8f34129f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e41b38a85a6b55fad8db8c496a0740dcc959ad6e64010d5d2911b3d8f34129f", kill_on_drop: false }`
[INFO] [stdout] 2e41b38a85a6b55fad8db8c496a0740dcc959ad6e64010d5d2911b3d8f34129f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09005790e6976d72f0c35d08abf3d1b91ee914b88b791b26d9ec2d923bcb2813
[INFO] running `Command { std: "docker" "start" "-a" "09005790e6976d72f0c35d08abf3d1b91ee914b88b791b26d9ec2d923bcb2813", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rustix v0.38.11
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ff v0.12.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling group v0.12.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling pasta_curves v0.4.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.6.26/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=1080f10acb81be56 -C extra-filename=-2c1d2425492c87d5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `clap` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name clap --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-2.34.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("ansi_term", "atty", "clippy", "color", "debug", "default", "doc", "nightly", "no_cargo", "strsim", "suggestions", "term_size", "unstable", "vec_map", "wrap_help", "yaml", "yaml-rust"))' -C metadata=c7dd1e929ba8ebb5 -C extra-filename=-652402a91f1cd943 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e2b4db6c651223da.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-1c6060fefdc14f36.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-7913f665bfaff21d.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "09005790e6976d72f0c35d08abf3d1b91ee914b88b791b26d9ec2d923bcb2813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09005790e6976d72f0c35d08abf3d1b91ee914b88b791b26d9ec2d923bcb2813", kill_on_drop: false }`
[INFO] [stdout] 09005790e6976d72f0c35d08abf3d1b91ee914b88b791b26d9ec2d923bcb2813
