[INFO] cloning repository https://github.com/hangleang/halo2-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hangleang/halo2-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhangleang%2Fhalo2-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhangleang%2Fhalo2-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fd0a17e8a936e958fcffd443b88cd7d5976e25b
[INFO] testing hangleang/halo2-examples against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhangleang%2Fhalo2-examples" "/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/hangleang/halo2-examples
[INFO] finished tweaking git repo https://github.com/hangleang/halo2-examples
[INFO] tweaked toml for git repo https://github.com/hangleang/halo2-examples written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hangleang/halo2-examples on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hangleang/halo2-examples 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af066db8bcb3b383f9107ed04c03661cd1b47f70b6030a33a755431c1311967d
[INFO] running `Command { std: "docker" "start" "-a" "af066db8bcb3b383f9107ed04c03661cd1b47f70b6030a33a755431c1311967d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af066db8bcb3b383f9107ed04c03661cd1b47f70b6030a33a755431c1311967d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af066db8bcb3b383f9107ed04c03661cd1b47f70b6030a33a755431c1311967d", kill_on_drop: false }`
[INFO] [stdout] af066db8bcb3b383f9107ed04c03661cd1b47f70b6030a33a755431c1311967d
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b11d2a7aee1a963e9e327dfabba8b4db394b636ee4261cea7992063e47b28859
[INFO] running `Command { std: "docker" "start" "-a" "b11d2a7aee1a963e9e327dfabba8b4db394b636ee4261cea7992063e47b28859", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling blake2b_simd v1.0.2
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling ff v0.12.1
[INFO] [stderr]    Compiling group v0.12.1
[INFO] [stderr]    Compiling pasta_curves v0.4.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling halo2_proofs v0.2.0
[INFO] [stderr]    Compiling halo2-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ACell` is never constructed
[INFO] [stdout]  --> src/fibonaci/example1.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct ACell<F: Field>(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: struct `FiboConfig` is never constructed
[INFO] [stdout]  --> src/fibonaci/example1.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct FiboConfig {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboChip` is never constructed
[INFO] [stdout]   --> src/fibonaci/example1.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FiboChip<F: Field> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign_first_row`, `assign_next_row`, and `expose_public` are never used
[INFO] [stdout]    --> src/fibonaci/example1.rs:20:12
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl<F: Field> FiboChip<F> {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout]  20 |     pub fn construct(config: FiboConfig) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  27 |     pub fn configure(
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  57 |     pub fn assign_first_row(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  82 |     pub fn assign_next_row(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboCircuit` is never constructed
[INFO] [stdout]    --> src/fibonaci/example1.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | struct FiboCircuit<F: Field> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboConfig` is never constructed
[INFO] [stdout]  --> src/fibonaci/example2.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct FiboConfig {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboChip` is never constructed
[INFO] [stdout]   --> src/fibonaci/example2.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct FiboChip<F: Field> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign`, and `expose_public` are never used
[INFO] [stdout]   --> src/fibonaci/example2.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<F: Field> FiboChip<F> {
[INFO] [stdout]    | -------------------------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn construct(config: FiboConfig) -> 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] 97 |     pub fn expose_public(
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiboCircuit` is never constructed
[INFO] [stdout]    --> src/fibonaci/example2.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 108 | struct FiboCircuit<F: Field>(PhantomData<F>);
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed
[INFO] [stdout]   --> src/range_check/example1.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | 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:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<F: FieldExt, const RANGE: usize> RangeCheckConfig<F, RANGE> {
[INFO] [stdout]    | ---------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 21 |     fn configure(meta: &mut ConstraintSystem<F>, value: Column<Advice>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn assign(
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckCircuit` is never constructed
[INFO] [stdout]   --> src/range_check/example1.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | struct RangeCheckCircuit<F: FieldExt, const RANGE: usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example2.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct RangeConstrained<F: FieldExt>(AssignedCell<Assigned<F>, F>);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeTableConfig` is never constructed
[INFO] [stdout]   --> src/range_check/example2.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct RangeTableConfig<F: FieldExt, const NUM_BITS: usize> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `configure` and `load` are never used
[INFO] [stdout]   --> src/range_check/example2.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl<F: FieldExt, const NUM_BITS: usize> RangeTableConfig<F, NUM_BITS> {
[INFO] [stdout]    | ---------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 29 |     fn configure(meta: &mut ConstraintSystem<F>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn load(&self, layouter: &mut impl Layouter<F>) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed
[INFO] [stdout]   --> src/range_check/example2.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct RangeCheckConfig<F: FieldExt, const RANGE: usize, const NUM_BITS: 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:58:8
[INFO] [stdout]     |
[INFO] [stdout]  57 | impl<F: FieldExt, const RANGE: usize, const NUM_BITS: usize> RangeCheckConfig<F, RANGE, NUM_BITS> {
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout]  58 |     fn configure(meta: &mut ConstraintSystem<F>, value: Column<Advice>) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  96 |     fn assign_simple(
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     fn assign_lookup(
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckCircuit` is never constructed
[INFO] [stdout]    --> src/range_check/example2.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 124 | struct RangeCheckCircuit<F: FieldExt, const RANGE: usize, const NUM_BITS: usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IsZeroConfig` is never constructed
[INFO] [stdout]  --> src/gadgets/is_zero.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct IsZeroConfig<F: FieldExt> {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IsZeroChip` is never constructed
[INFO] [stdout]   --> src/gadgets/is_zero.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | 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/gadgets/is_zero.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<F: FieldExt> IsZeroChip<F> {
[INFO] [stdout]    | ------------------------------- associated items in this implementation
[INFO] [stdout] 18 |     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 `IsEqualConfig` is never constructed
[INFO] [stdout]   --> src/gadgets/is_equal.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct IsEqualConfig<F: FieldExt> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IsEqualChip` is never constructed
[INFO] [stdout]   --> src/gadgets/is_equal.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct IsEqualChip<F: FieldExt> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, and `assign` are never used
[INFO] [stdout]   --> src/gadgets/is_equal.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<F: FieldExt> IsEqualChip<F> {
[INFO] [stdout]    | -------------------------------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn construct(config: IsEqualConfig<F>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn configure(meta: &mut ConstraintSystem<F>) -> IsEqualConfig<F> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn assign(
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IsEqualCircuit` is never constructed
[INFO] [stdout]   --> src/gadgets/is_equal.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct IsEqualCircuit<F> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeTableConfig` is never constructed
[INFO] [stdout]   --> src/decompose/decompose_range_check.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub 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/decompose/decompose_range_check.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl<F: FieldExt, const RANGE: usize> RangeTableConfig<F, RANGE> {
[INFO] [stdout]    | ---------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 54 |     fn configure(meta: &mut ConstraintSystem<F>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn load(&self, layouter: &mut impl Layouter<F>) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DecomposeConfig` is never constructed
[INFO] [stdout]   --> src/decompose/decompose_range_check.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | struct DecomposeConfig<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/decompose/decompose_range_check.rs:86:8
[INFO] [stdout]     |
[INFO] [stdout]  85 | impl<F: FieldExt + PrimeFieldBits, const RANGE: usize> DecomposeConfig<F, RANGE> {
[INFO] [stdout]     | -------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout]  86 |     fn configure(meta: &mut ConstraintSystem<F>) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     fn assign(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DecomposeRangeCheckCircuit` is never constructed
[INFO] [stdout]    --> src/decompose/decompose_range_check.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 | struct DecomposeRangeCheckCircuit<F, const LOOKUP_NUM_BITS: usize, const RANGE: usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lebs2ip` is never used
[INFO] [stdout]  --> src/decompose/helpers.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(super) fn lebs2ip(bits: &[bool]) -> u64 {
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compute_running_sum` is never used
[INFO] [stdout]   --> src/decompose/helpers.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(super) fn compute_running_sum<F: FieldExt + PrimeFieldBits>(
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.66s
[INFO] running `Command { std: "docker" "inspect" "b11d2a7aee1a963e9e327dfabba8b4db394b636ee4261cea7992063e47b28859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11d2a7aee1a963e9e327dfabba8b4db394b636ee4261cea7992063e47b28859", kill_on_drop: false }`
[INFO] [stdout] b11d2a7aee1a963e9e327dfabba8b4db394b636ee4261cea7992063e47b28859
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a0e1500aa1b1aeadd5c7ca2e2a77de553cffd9f35deba85b0fb5d9d50be3557
[INFO] running `Command { std: "docker" "start" "-a" "0a0e1500aa1b1aeadd5c7ca2e2a77de553cffd9f35deba85b0fb5d9d50be3557", kill_on_drop: false }`
[INFO] [stderr]    Compiling halo2-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `is_zero_expr` is never read
[INFO] [stdout]   --> src/gadgets/is_zero.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct IsZeroConfig<F: FieldExt> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout]  9 |     pub value_inv: Column<Advice>,
[INFO] [stdout] 10 |     pub is_zero_expr: Expression<F>
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IsZeroConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "0a0e1500aa1b1aeadd5c7ca2e2a77de553cffd9f35deba85b0fb5d9d50be3557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a0e1500aa1b1aeadd5c7ca2e2a77de553cffd9f35deba85b0fb5d9d50be3557", kill_on_drop: false }`
[INFO] [stdout] 0a0e1500aa1b1aeadd5c7ca2e2a77de553cffd9f35deba85b0fb5d9d50be3557
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e489883a641f9efd90596ae9f26340c61533119df33281e1714a7f56b64b3ff5
[INFO] running `Command { std: "docker" "start" "-a" "e489883a641f9efd90596ae9f26340c61533119df33281e1714a7f56b64b3ff5", kill_on_drop: false }`
[INFO] [stderr] warning: field `is_zero_expr` is never read
[INFO] [stderr]   --> src/gadgets/is_zero.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct IsZeroConfig<F: FieldExt> {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr]  9 |     pub value_inv: Column<Advice>,
[INFO] [stderr] 10 |     pub is_zero_expr: Expression<F>
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `IsZeroConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `halo2-examples` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/halo2_examples-e0b2fc60a9a03fe0)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test fibonaci::example1::tests::test_example1 ... ok
[INFO] [stdout] test fibonaci::example2::tests::test_example2 ... ok
[INFO] [stdout] test gadgets::is_equal::test::test_is_equal ... ok
[INFO] [stdout] test range_check::example2::test::test_out_of_range_check2 ... ok
[INFO] [stdout] test decompose::decompose_range_check::test::test_decompose_range_check1 ... ok
[INFO] [stdout] test range_check::example1::test::test_range_check1 ... ok
[INFO] [stdout] test range_check::example2::test::test_range_check2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e489883a641f9efd90596ae9f26340c61533119df33281e1714a7f56b64b3ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e489883a641f9efd90596ae9f26340c61533119df33281e1714a7f56b64b3ff5", kill_on_drop: false }`
[INFO] [stdout] e489883a641f9efd90596ae9f26340c61533119df33281e1714a7f56b64b3ff5