[INFO] cloning repository https://github.com/bytetang/halo2-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bytetang/halo2-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytetang%2Fhalo2-example", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytetang%2Fhalo2-example" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
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[INFO] finished tweaking git repo https://github.com/bytetang/halo2-example
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[INFO] crate git repo https://github.com/bytetang/halo2-example already has a lockfile, it will not be regenerated
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/zcash/halo2.git`
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[INFO] [stdout] a9e0d2c9fcabc50c96a0bf0dcf59dd713a67a703db33165bfa693d941e683935
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[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]     Checking num_cpus v1.14.0
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[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking pasta_curves v0.4.1
[INFO] [stderr]     Checking halo2_proofs v0.1.0 (https://github.com/zcash/halo2.git?rev=a898d65ae3ad3d41987666f6a03cfc15edae01c4#a898d65a)
[INFO] [stderr]     Checking halo2-simple-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `circuit::Value`, `dev::MockProver`, and `pasta::Fp`
[INFO] [stdout]    --> src/halo2_examples/simple_example.rs:207:24
[INFO] [stdout]     |
[INFO] [stdout] 207 |     use halo2_proofs::{pasta::Fp, circuit::Value, dev::MockProver};
[INFO] [stdout]     |                        ^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::halo2_examples::simple_example::MyCircuit`
[INFO] [stdout]    --> src/halo2_examples/simple_example.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     use crate::halo2_examples::simple_example::MyCircuit;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SimpleFloorPlanner`, `dev::MockProver`, and `pasta::Fp`
[INFO] [stdout]   --> src/halo2_examples/table.rs:56:19
[INFO] [stdout]    |
[INFO] [stdout] 56 |         circuit::{SimpleFloorPlanner, Value, floor_planner::V1},
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 57 |         plonk::{Advice, Circuit, Column, Selector, Assigned},
[INFO] [stdout] 58 |         poly::Rotation, pasta::Fp, dev::MockProver,
[INFO] [stdout]    |                         ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `circuit::Value`, `dev::MockProver`, and `pasta::Fp`
[INFO] [stdout]    --> src/halo2_examples/simple_example.rs:207:24
[INFO] [stdout]     |
[INFO] [stdout] 207 |     use halo2_proofs::{pasta::Fp, circuit::Value, dev::MockProver};
[INFO] [stdout]     |                        ^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::halo2_examples::simple_example::MyCircuit`
[INFO] [stdout]    --> src/halo2_examples/simple_example.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     use crate::halo2_examples::simple_example::MyCircuit;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SimpleFloorPlanner`
[INFO] [stdout]   --> src/halo2_examples/table.rs:56:19
[INFO] [stdout]    |
[INFO] [stdout] 56 |         circuit::{SimpleFloorPlanner, Value, floor_planner::V1},
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FieldConfig` is never constructed
[INFO] [stdout]   --> src/halo2_examples/simple_example.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct FieldConfig {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FieldChip` is never constructed
[INFO] [stdout]   --> src/halo2_examples/simple_example.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct FieldChip<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `construct` and `configured` are never used
[INFO] [stdout]   --> src/halo2_examples/simple_example.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl<F: FieldExt> FieldChip<F> {
[INFO] [stdout]    | ------------------------------ associated functions in this implementation
[INFO] [stdout] 40 |     fn construct(config: <Self as Chip<F>>::Config) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn configured(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `NumericInstruction` is never used
[INFO] [stdout]   --> src/halo2_examples/simple_example.rs:79:7
[INFO] [stdout]    |
[INFO] [stdout] 79 | trait NumericInstruction<F: FieldExt>: Chip<F> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Number` is never constructed
[INFO] [stdout]    --> src/halo2_examples/simple_example.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | struct Number<F: FieldExt>(AssignedCell<F, F>);
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/halo2_examples/simple_example.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 | struct MyCircuit<F: FieldExt> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Expr` is never used
[INFO] [stdout]  --> src/halo2_examples/sort_example.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Expr<F: FieldExt> {
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expr_from_bytes` is never used
[INFO] [stdout]   --> src/halo2_examples/sort_example.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn expr_from_bytes<F: FieldExt, E: Expr<F>>(bytes: &[E]) -> Expression<F> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LtInstruction` is never used
[INFO] [stdout]   --> src/halo2_examples/sort_example.rs:67:11
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub trait LtInstruction<F: FieldExt> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LtConfig` is never constructed
[INFO] [stdout]   --> src/halo2_examples/sort_example.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub struct LtConfig<F, const N_BYTES: usize> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_lt` is never used
[INFO] [stdout]   --> src/halo2_examples/sort_example.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl<F: FieldExt, const N_BYTES: usize> LtConfig<F, N_BYTES> {
[INFO] [stdout]    | ------------------------------------------------------------ method in this implementation
[INFO] [stdout] 91 |     /// Returns an expression that denotes whether lhs < rhs, or not.
[INFO] [stdout] 92 |     pub fn is_lt(&self, meta: &mut VirtualCells<F>, rotation: Option<Rotation>) -> Expression<F> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bool_check` is never used
[INFO] [stdout]   --> src/halo2_examples/sort_example.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn bool_check<F: FieldExt>(value: Expression<F>) -> Expression<F> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `range_check` is never used
[INFO] [stdout]    --> src/halo2_examples/sort_example.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn range_check<F: FieldExt>(word: Expression<F>, range: usize) -> Expression<F> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LtChip` is never constructed
[INFO] [stdout]    --> src/halo2_examples/sort_example.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub struct LtChip<F, const N_BYTES: usize> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `configure` and `construct` are never used
[INFO] [stdout]    --> src/halo2_examples/sort_example.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl<F: FieldExt, const N_BYTES: usize> LtChip<F, N_BYTES> {
[INFO] [stdout]     | ---------------------------------------------------------- associated functions in this implementation
[INFO] [stdout] 115 |     /// Configures the Lt chip.
[INFO] [stdout] 116 |     pub fn configure(
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub fn construct(config: LtConfig<F, N_BYTES>) -> LtChip<F, N_BYTES> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangTableConfig` is never constructed
[INFO] [stdout]   --> src/halo2_examples/table.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(super) struct RangTableConfig<F: FieldExt> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `configure` and `load` are never used
[INFO] [stdout]   --> src/halo2_examples/table.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<F: FieldExt> RangTableConfig<F> {
[INFO] [stdout]    | ------------------------------------ associated items in this implementation
[INFO] [stdout] 16 |     pub fn configure(meta: &mut ConstraintSystem<F>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn load(
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestConfig` is never constructed
[INFO] [stdout]   --> src/halo2_examples/table.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     struct TestConfig<F: FieldExt> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]   --> src/halo2_examples/table.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     struct MyCircuit<F: FieldExt> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FieldConfig` is never constructed
[INFO] [stdout]   --> src/halo2_examples/simple_example.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct FieldConfig {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FieldChip` is never constructed
[INFO] [stdout]   --> src/halo2_examples/simple_example.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct FieldChip<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `construct` and `configured` are never used
[INFO] [stdout]   --> src/halo2_examples/simple_example.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl<F: FieldExt> FieldChip<F> {
[INFO] [stdout]    | ------------------------------ associated functions in this implementation
[INFO] [stdout] 40 |     fn construct(config: <Self as Chip<F>>::Config) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn configured(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `NumericInstruction` is never used
[INFO] [stdout]   --> src/halo2_examples/simple_example.rs:79:7
[INFO] [stdout]    |
[INFO] [stdout] 79 | trait NumericInstruction<F: FieldExt>: Chip<F> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Number` is never constructed
[INFO] [stdout]    --> src/halo2_examples/simple_example.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | struct Number<F: FieldExt>(AssignedCell<F, F>);
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/halo2_examples/simple_example.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 | struct MyCircuit<F: FieldExt> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.88s
[INFO] running `Command { std: "docker" "inspect" "a9e0d2c9fcabc50c96a0bf0dcf59dd713a67a703db33165bfa693d941e683935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9e0d2c9fcabc50c96a0bf0dcf59dd713a67a703db33165bfa693d941e683935", kill_on_drop: false }`
[INFO] [stdout] a9e0d2c9fcabc50c96a0bf0dcf59dd713a67a703db33165bfa693d941e683935