[INFO] cloning repository https://github.com/enricobottazzi/halo2-intro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enricobottazzi/halo2-intro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-intro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-intro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa17f3313858cc39b5da2e8a97b67c5477b7ebf2
[INFO] testing enricobottazzi/halo2-intro against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-intro" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/enricobottazzi/halo2-intro
[INFO] finished tweaking git repo https://github.com/enricobottazzi/halo2-intro
[INFO] tweaked toml for git repo https://github.com/enricobottazzi/halo2-intro written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/enricobottazzi/halo2-intro on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/enricobottazzi/halo2-intro 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/zcash/halo2.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing enricobottazzi/halo2-intro against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-intro" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/enricobottazzi/halo2-intro
[INFO] finished tweaking git repo https://github.com/enricobottazzi/halo2-intro
[INFO] tweaked toml for git repo https://github.com/enricobottazzi/halo2-intro written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/enricobottazzi/halo2-intro on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/enricobottazzi/halo2-intro 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing enricobottazzi/halo2-intro against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-intro" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/enricobottazzi/halo2-intro
[INFO] finished tweaking git repo https://github.com/enricobottazzi/halo2-intro
[INFO] tweaked toml for git repo https://github.com/enricobottazzi/halo2-intro written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/enricobottazzi/halo2-intro on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/enricobottazzi/halo2-intro 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.2
[INFO] [stderr]   Downloaded derive_builder v0.9.0
[INFO] [stderr]   Downloaded derive_builder_core v0.9.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.93
[INFO] [stderr]   Downloaded tabbycat v0.1.2
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.93
[INFO] [stderr]   Downloaded cxx-build v1.0.93
[INFO] [stderr]   Downloaded pest v2.5.6
[INFO] [stderr]   Downloaded syn v2.0.2
[INFO] [stderr]   Downloaded cxx v1.0.93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 339b07eff9b573256703e47501c14e8032b7a33f7b2dee709d9e0219e317a638
[INFO] running `Command { std: "docker" "start" "-a" "339b07eff9b573256703e47501c14e8032b7a33f7b2dee709d9e0219e317a638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "339b07eff9b573256703e47501c14e8032b7a33f7b2dee709d9e0219e317a638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339b07eff9b573256703e47501c14e8032b7a33f7b2dee709d9e0219e317a638", kill_on_drop: false }`
[INFO] [stdout] 339b07eff9b573256703e47501c14e8032b7a33f7b2dee709d9e0219e317a638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbe61e1bcfee25f899fc5738ec65b2fe4955c11269e8482473cc0ceddc2bf6e8
[INFO] running `Command { std: "docker" "start" "-a" "dbe61e1bcfee25f899fc5738ec65b2fe4955c11269e8482473cc0ceddc2bf6e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling constant_time_eq v0.2.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling blake2b_simd v1.0.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling rayon v1.7.0
[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 halo2_proofs v0.1.0 (https://github.com/zcash/halo2.git?rev=a898d65ae3ad3d41987666f6a03cfc15edae01c4#a898d65a)
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[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: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/range_check/example6.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dev::metadata::Constraint`
[INFO] [stdout]  --> src/range_check/example6/table.rs:9:117
[INFO] [stdout]   |
[INFO] [stdout] 9 | ...m}, arithmetic::FieldExt, circuit::{Value, Layouter}, dev::metadata::Constraint};
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IsZeroConfig` is never constructed
[INFO] [stdout]  --> src/is_zero.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct IsZeroConfig<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: method `expr` is never used
[INFO] [stdout]   --> src/is_zero.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<F: FieldExt> IsZeroConfig<F> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] 12 |     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:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | 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:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<F: FieldExt> IsZeroChip<F> {
[INFO] [stdout]    | ------------------------------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn construct(config: IsZeroConfig<F>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn configure(
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn assign(
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionConfig` is never constructed
[INFO] [stdout]   --> src/example3.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct FunctionConfig<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionChip` is never constructed
[INFO] [stdout]   --> src/example3.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | 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/example3.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<F: FieldExt> FunctionChip<F> {
[INFO] [stdout]    | --------------------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub fn construct(config: FunctionConfig<F>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn configure(meta: &mut ConstraintSystem<F>) -> FunctionConfig<F> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn assign(
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionCircuit` is never constructed
[INFO] [stdout]    --> src/example3.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 | struct FunctionCircuit<F> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example4.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | 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:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | 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/example4.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<F: FieldExt, const RANGE: usize> RangeCheckConfig<F, RANGE> {
[INFO] [stdout]    | ---------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     fn configure(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn assign(
[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] [stdout] warning: struct `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example6.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | 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/example6.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct RangeCheckConfig<F:FieldExt, const RANGE: usize, const LOOKUP_NUMBITS: 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/example6.rs:39:8
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl<F: FieldExt, const RANGE: usize, const LOOKUP_NUMBITS: usize, const LOOKUP_RANGE: usize> RangeCheckConfig<F, RANGE, LOOKUP_NUMBITS, LOOKUP_RANGE> {
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------------------------------------------------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  39 |     fn configure(
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn assign(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckTable` is never constructed
[INFO] [stdout]   --> src/range_check/example6/table.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(super) struct RangeCheckTable<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/example6/table.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<F:FieldExt, const NUM_BITS: usize, const RANGE: usize> RangeCheckTable<F, NUM_BITS, RANGE> {
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub(super) fn configure(
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub(super) fn load(&self, layouter: &mut impl Layouter<F>) -> Result<(), Error> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.90s
[INFO] running `Command { std: "docker" "inspect" "dbe61e1bcfee25f899fc5738ec65b2fe4955c11269e8482473cc0ceddc2bf6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe61e1bcfee25f899fc5738ec65b2fe4955c11269e8482473cc0ceddc2bf6e8", kill_on_drop: false }`
[INFO] [stdout] dbe61e1bcfee25f899fc5738ec65b2fe4955c11269e8482473cc0ceddc2bf6e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6364a27189310b244049745cb3fba4283d6a88e3f96b99f3b3e90e9148ab16ae
[INFO] running `Command { std: "docker" "start" "-a" "6364a27189310b244049745cb3fba4283d6a88e3f96b99f3b3e90e9148ab16ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[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: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/range_check/example6.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dev::metadata::Constraint`
[INFO] [stdout]  --> src/range_check/example6/table.rs:9:117
[INFO] [stdout]   |
[INFO] [stdout] 9 | ...m}, arithmetic::FieldExt, circuit::{Value, Layouter}, dev::metadata::Constraint};
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IsZeroConfig` is never constructed
[INFO] [stdout]  --> src/is_zero.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct IsZeroConfig<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: method `expr` is never used
[INFO] [stdout]   --> src/is_zero.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<F: FieldExt> IsZeroConfig<F> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] 12 |     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:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | 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:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<F: FieldExt> IsZeroChip<F> {
[INFO] [stdout]    | ------------------------------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn construct(config: IsZeroConfig<F>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn configure(
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn assign(
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionConfig` is never constructed
[INFO] [stdout]   --> src/example3.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct FunctionConfig<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionChip` is never constructed
[INFO] [stdout]   --> src/example3.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | 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/example3.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<F: FieldExt> FunctionChip<F> {
[INFO] [stdout]    | --------------------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub fn construct(config: FunctionConfig<F>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn configure(meta: &mut ConstraintSystem<F>) -> FunctionConfig<F> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn assign(
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionCircuit` is never constructed
[INFO] [stdout]    --> src/example3.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 | struct FunctionCircuit<F> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example4.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | 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:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | 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/example4.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<F: FieldExt, const RANGE: usize> RangeCheckConfig<F, RANGE> {
[INFO] [stdout]    | ---------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     fn configure(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn assign(
[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] [stdout] warning: struct `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example6.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | 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/example6.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct RangeCheckConfig<F:FieldExt, const RANGE: usize, const LOOKUP_NUMBITS: 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/example6.rs:39:8
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl<F: FieldExt, const RANGE: usize, const LOOKUP_NUMBITS: usize, const LOOKUP_RANGE: usize> RangeCheckConfig<F, RANGE, LOOKUP_NUMBITS, LOOKUP_RANGE> {
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------------------------------------------------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  39 |     fn configure(
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn assign(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeCheckTable` is never constructed
[INFO] [stdout]   --> src/range_check/example6/table.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(super) struct RangeCheckTable<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/example6/table.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<F:FieldExt, const NUM_BITS: usize, const RANGE: usize> RangeCheckTable<F, NUM_BITS, RANGE> {
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub(super) fn configure(
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub(super) fn load(&self, layouter: &mut impl Layouter<F>) -> Result<(), Error> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Any`, `FailureLocation`, and `VerifyFailure`
[INFO] [stdout]    --> src/range_check/example4.rs:100:15
[INFO] [stdout]     |
[INFO] [stdout] 100 |         dev::{FailureLocation, MockProver, VerifyFailure},
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout] 101 |         pasta::Fp,
[INFO] [stdout] 102 |         plonk::{Any, Circuit},
[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 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: unused imports: `Any`, `FailureLocation`, and `VerifyFailure`
[INFO] [stdout]    --> src/range_check/example5.rs:167:15
[INFO] [stdout]     |
[INFO] [stdout] 167 |         dev::{FailureLocation, MockProver, VerifyFailure},
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout] 168 |         pasta::Fp,
[INFO] [stdout] 169 |         plonk::{Any, Circuit},
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/range_check/example6.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dev::metadata::Constraint`
[INFO] [stdout]  --> src/range_check/example6/table.rs:9:117
[INFO] [stdout]   |
[INFO] [stdout] 9 | ...m}, arithmetic::FieldExt, circuit::{Value, Layouter}, dev::metadata::Constraint};
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]    --> src/range_check/example6.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     use core::num;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Any`, `FailureLocation`, `MockProver`, and `VerifyFailure`
[INFO] [stdout]    --> src/range_check/example6.rs:180:15
[INFO] [stdout]     |
[INFO] [stdout] 180 |         dev::{FailureLocation, MockProver, VerifyFailure},
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 181 |         pasta::Fp,
[INFO] [stdout] 182 |         plonk::{Any, Circuit},
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/range_check/example6.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let k = 9;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `circuit`
[INFO] [stdout]    --> src/range_check/example6.rs:231:13
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let circuit = MyCircuit::<Fp, RANGE, LOOKUP_NUMBITS, LOOKUP_RANGE> {
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_circuit`
[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]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `large_value` is never read
[INFO] [stdout]    --> src/range_check/example5.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     struct MyCircuit<F: FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 176 |         value: Value<Assigned<F>>,
[INFO] [stdout] 177 |         large_value: Value<Assigned<F>>
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeConstrained` is never constructed
[INFO] [stdout]   --> src/range_check/example6.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct RangeConstrained<F: FieldExt, const RANGE: usize>(AssignedCell<Assigned<F>, F>);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `large_value` is never read
[INFO] [stdout]    --> src/range_check/example6.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     struct MyCircuit<F: FieldExt, const RANGE: usize, const LOOKUP_NUMBITS: usize, const LOOKUP_RANGE: usize> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 191 |         large_value: Value<Assigned<F>>
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "6364a27189310b244049745cb3fba4283d6a88e3f96b99f3b3e90e9148ab16ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6364a27189310b244049745cb3fba4283d6a88e3f96b99f3b3e90e9148ab16ae", kill_on_drop: false }`
[INFO] [stdout] 6364a27189310b244049745cb3fba4283d6a88e3f96b99f3b3e90e9148ab16ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16859aedaa8fb30cf877c365e3d72c512398b2346a6b72e2e0bcfcbc2498deb4
[INFO] running `Command { std: "docker" "start" "-a" "16859aedaa8fb30cf877c365e3d72c512398b2346a6b72e2e0bcfcbc2498deb4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]   --> src/range_check/example5.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::marker::PhantomData;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dev::metadata::Constraint`
[INFO] [stderr]  --> src/range_check/example5/table.rs:8:117
[INFO] [stderr]   |
[INFO] [stderr] 8 | ...m}, arithmetic::FieldExt, circuit::{Value, Layouter}, dev::metadata::Constraint};
[INFO] [stderr]   |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/range_check/example5.rs:119:12
[INFO] [stderr]     |
[INFO] [stderr] 119 |         if (range < RANGE) {
[INFO] [stderr]     |            ^             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 119 -         if (range < RANGE) {
[INFO] [stderr] 119 +         if range < RANGE {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/range_check/example6.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dev::metadata::Constraint`
[INFO] [stderr]  --> src/range_check/example6/table.rs:9:117
[INFO] [stderr]   |
[INFO] [stderr] 9 | ...m}, arithmetic::FieldExt, circuit::{Value, Layouter}, dev::metadata::Constraint};
[INFO] [stderr]   |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IsZeroConfig` is never constructed
[INFO] [stderr]  --> src/is_zero.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct IsZeroConfig<F> {
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `expr` is never used
[INFO] [stderr]   --> src/is_zero.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl<F: FieldExt> IsZeroConfig<F> {
[INFO] [stderr]    | --------------------------------- method in this implementation
[INFO] [stderr] 12 |     pub fn expr(&self) -> Expression<F> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IsZeroChip` is never constructed
[INFO] [stderr]   --> src/is_zero.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct IsZeroChip<F: FieldExt> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `construct`, `configure`, and `assign` are never used
[INFO] [stderr]   --> src/is_zero.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl<F: FieldExt> IsZeroChip<F> {
[INFO] [stderr]    | ------------------------------- associated items in this implementation
[INFO] [stderr] 22 |     pub fn construct(config: IsZeroConfig<F>) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn configure(
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     pub fn assign(
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FunctionConfig` is never constructed
[INFO] [stderr]   --> src/example3.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct FunctionConfig<F: FieldExt> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FunctionChip` is never constructed
[INFO] [stderr]   --> src/example3.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct FunctionChip<F: FieldExt> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `construct`, `configure`, and `assign` are never used
[INFO] [stderr]   --> src/example3.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl<F: FieldExt> FunctionChip<F> {
[INFO] [stderr]    | --------------------------------- associated items in this implementation
[INFO] [stderr] 27 |     pub fn construct(config: FunctionConfig<F>) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn configure(meta: &mut ConstraintSystem<F>) -> FunctionConfig<F> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     pub fn assign(
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FunctionCircuit` is never constructed
[INFO] [stderr]    --> src/example3.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 | struct FunctionCircuit<F> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeConstrained` is never constructed
[INFO] [stderr]   --> src/range_check/example4.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct RangeConstrained<F: FieldExt, const RANGE: usize>(AssignedCell<Assigned<F>, F>);
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeCheckConfig` is never constructed
[INFO] [stderr]   --> src/range_check/example4.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct RangeCheckConfig<F:FieldExt, const RANGE: usize> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `configure` and `assign` are never used
[INFO] [stderr]   --> src/range_check/example4.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl<F: FieldExt, const RANGE: usize> RangeCheckConfig<F, RANGE> {
[INFO] [stderr]    | ---------------------------------------------------------------- associated items in this implementation
[INFO] [stderr] 30 |
[INFO] [stderr] 31 |     fn configure(
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     fn assign(
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeConstrained` is never constructed
[INFO] [stderr]   --> src/range_check/example5.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct RangeConstrained<F: FieldExt, const RANGE: usize>(AssignedCell<Assigned<F>, F>);
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeCheckConfig` is never constructed
[INFO] [stderr]   --> src/range_check/example5.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | struct RangeCheckConfig<F:FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `configure` and `assign` are never used
[INFO] [stderr]    --> src/range_check/example5.rs:44:8
[INFO] [stderr]     |
[INFO] [stderr]  41 | impl<F: FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize> RangeCheckConfig<F, RANGE, LOOKUP_RANGE> {
[INFO] [stderr]     | --------------------------------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  44 |     fn configure(
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 110 |     fn assign(
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeCheckTable` is never constructed
[INFO] [stderr]   --> src/range_check/example5/table.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub(super) struct RangeCheckTable<F:FieldExt, const RANGE: usize> {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `configure` and `load` are never used
[INFO] [stderr]   --> src/range_check/example5/table.rs:21:19
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<F:FieldExt, const RANGE: usize> RangeCheckTable<F, RANGE> {
[INFO] [stderr]    | -------------------------------------------------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub(super) fn configure(
[INFO] [stderr]    |                   ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub(super) fn load(
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeConstrained` is never constructed
[INFO] [stderr]   --> src/range_check/example6.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct RangeConstrained<F: FieldExt, const RANGE: usize>(AssignedCell<Assigned<F>, F>);
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeCheckConfig` is never constructed
[INFO] [stderr]   --> src/range_check/example6.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct RangeCheckConfig<F:FieldExt, const RANGE: usize, const LOOKUP_NUMBITS: usize, const LOOKUP_RANGE: usize> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `configure` and `assign` are never used
[INFO] [stderr]    --> src/range_check/example6.rs:39:8
[INFO] [stderr]     |
[INFO] [stderr]  36 | impl<F: FieldExt, const RANGE: usize, const LOOKUP_NUMBITS: usize, const LOOKUP_RANGE: usize> RangeCheckConfig<F, RANGE, LOOKUP_NUMBITS, LOOKUP_RANGE> {
[INFO] [stderr]     | ------------------------------------------------------------------------------------------------------------------------------------------------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  39 |     fn configure(
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 112 |     fn assign(
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeCheckTable` is never constructed
[INFO] [stderr]   --> src/range_check/example6/table.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub(super) struct RangeCheckTable<F:FieldExt, const NUM_BITS: usize, const RANGE: usize> {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `configure` and `load` are never used
[INFO] [stderr]   --> src/range_check/example6/table.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 20 | impl<F:FieldExt, const NUM_BITS: usize, const RANGE: usize> RangeCheckTable<F, NUM_BITS, RANGE> {
[INFO] [stderr]    | ----------------------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub(super) fn configure(
[INFO] [stderr]    |                   ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 |     pub(super) fn load(&self, layouter: &mut impl Layouter<F>) -> Result<(), Error> {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fibonacci` (lib) generated 26 warnings (run `cargo fix --lib -p fibonacci` to apply 5 suggestions)
[INFO] [stderr] warning: unused imports: `Any`, `FailureLocation`, and `VerifyFailure`
[INFO] [stderr]    --> src/range_check/example4.rs:100:15
[INFO] [stderr]     |
[INFO] [stderr] 100 |         dev::{FailureLocation, MockProver, VerifyFailure},
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^              ^^^^^^^^^^^^^
[INFO] [stderr] 101 |         pasta::Fp,
[INFO] [stderr] 102 |         plonk::{Any, Circuit},
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]   --> src/range_check/example5.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::marker::PhantomData;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Any`, `FailureLocation`, and `VerifyFailure`
[INFO] [stderr]    --> src/range_check/example5.rs:167:15
[INFO] [stderr]     |
[INFO] [stderr] 167 |         dev::{FailureLocation, MockProver, VerifyFailure},
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^              ^^^^^^^^^^^^^
[INFO] [stderr] 168 |         pasta::Fp,
[INFO] [stderr] 169 |         plonk::{Any, Circuit},
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::num`
[INFO] [stderr]    --> src/range_check/example6.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |     use core::num;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Any`, `FailureLocation`, `MockProver`, and `VerifyFailure`
[INFO] [stderr]    --> src/range_check/example6.rs:180:15
[INFO] [stderr]     |
[INFO] [stderr] 180 |         dev::{FailureLocation, MockProver, VerifyFailure},
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 181 |         pasta::Fp,
[INFO] [stderr] 182 |         plonk::{Any, Circuit},
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]    --> src/range_check/example6.rs:226:13
[INFO] [stderr]     |
[INFO] [stderr] 226 |         let k = 9;
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `circuit`
[INFO] [stderr]    --> src/range_check/example6.rs:231:13
[INFO] [stderr]     |
[INFO] [stderr] 231 |         let circuit = MyCircuit::<Fp, RANGE, LOOKUP_NUMBITS, LOOKUP_RANGE> {
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_circuit`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeConstrained` is never constructed
[INFO] [stderr]   --> src/range_check/example5.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct RangeConstrained<F: FieldExt, const RANGE: usize>(AssignedCell<Assigned<F>, F>);
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `large_value` is never read
[INFO] [stderr]    --> src/range_check/example5.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |     struct MyCircuit<F: FieldExt, const RANGE: usize, const LOOKUP_RANGE: usize> {
[INFO] [stderr]     |            --------- field in this struct
[INFO] [stderr] 176 |         value: Value<Assigned<F>>,
[INFO] [stderr] 177 |         large_value: Value<Assigned<F>>
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `large_value` is never read
[INFO] [stderr]    --> src/range_check/example6.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 188 |     struct MyCircuit<F: FieldExt, const RANGE: usize, const LOOKUP_NUMBITS: usize, const LOOKUP_RANGE: usize> {
[INFO] [stderr]     |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 191 |         large_value: Value<Assigned<F>>
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fibonacci` (lib test) generated 15 warnings (5 duplicates) (run `cargo fix --lib -p fibonacci --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/halo2_examples-a1aa0012636a8bf4)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test range_check::example6::tests::test_range_check_3 ... ok
[INFO] [stdout] test example3::tests::test_example3 ... ok
[INFO] [stdout] test range_check::example4::tests::test_range_check_1 ... FAILED
[INFO] [stdout] test range_check::example5::tests::test_range_check_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- range_check::example4::tests::test_range_check_1 stdout ----
[INFO] [stdout] error: constraint not satisfied
[INFO] [stdout]   Cell layout in region 'Assign value':
[INFO] [stdout]     | Offset | A0 |
[INFO] [stdout]     +--------+----+
[INFO] [stdout]     |    0   | x0 | <--{ Gate 'range check' applied here
[INFO] [stdout] 
[INFO] [stdout]   Constraint 'range check':
[INFO] [stdout]     S0 * ((((((((x0 * (0 - x0)) * (1 - x0)) * (0x2 - x0)) * (0x3 - x0)) * (0x4 - x0)) * (0x5 - x0)) * (0x6 - x0)) * (0x7 - x0)) = 0
[INFO] [stdout] 
[INFO] [stdout]   Assigned cell values:
[INFO] [stdout]     x0 = 0x8
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] thread 'range_check::example4::tests::test_range_check_1' (18) panicked at /opt/rustwide/cargo-home/git/checkouts/halo2-d311a453786cafa6/a898d65/halo2_proofs/src/dev.rs:873:13:
[INFO] [stdout] circuit was not satisfied
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62f88bfd00b2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62f88bfd00b2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62f88bfd00b2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x62f88bfd00b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x62f88bfe068f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x62f88bfe068f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x62f88bf9d621 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x62f88bf9d621 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x62f88bfa9682 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x62f88bfae1cf - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x62f88bfae061 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x62f88bf2d0ee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x62f88bf2d0ee - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x62f88bfae88f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x62f88bfae88f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x62f88bfae6b6 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x62f88bfa97b9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x62f88bf91afd - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x62f88bfe8640 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x62f88bef621c - halo2_proofs::dev::MockProver<F>::assert_satisfied::h49144a809fcdcbee
[INFO] [stdout]                                at /opt/rustwide/cargo-home/git/checkouts/halo2-d311a453786cafa6/a898d65/halo2_proofs/src/dev.rs:873:13
[INFO] [stdout]   20:     0x62f88bed15fe - halo2_examples::range_check::example4::tests::test_range_check_1::hcf497b8f405308ac
[INFO] [stdout]                                at /opt/rustwide/workdir/src/range_check/example4.rs:158:20
[INFO] [stdout]   21:     0x62f88bed16a7 - halo2_examples::range_check::example4::tests::test_range_check_1::{{closure}}::hd89d6f3e1315d7d5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/range_check/example4.rs:137:28
[INFO] [stdout]   22:     0x62f88beabd56 - core::ops::function::FnOnce::call_once::h762c292cf5248cf6
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x62f88bf2ceab - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x62f88bf2ceab - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x62f88bf42b15 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x62f88bf42b15 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x62f88bf42b15 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x62f88bf42b15 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x62f88bf42b15 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x62f88bf42b15 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x62f88bf42b15 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x62f88bf19304 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x62f88bf19304 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x62f88bf1cbca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x62f88bf1cbca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x62f88bf1cbca - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x62f88bf1cbca - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x62f88bf1cbca - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x62f88bf1cbca - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x62f88bf1cbca - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x62f88bfa491f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x62f88bfa491f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x708932f9baa4 - <unknown>
[INFO] [stdout]   44:     0x708933028a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     range_check::example4::tests::test_range_check_1
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "16859aedaa8fb30cf877c365e3d72c512398b2346a6b72e2e0bcfcbc2498deb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16859aedaa8fb30cf877c365e3d72c512398b2346a6b72e2e0bcfcbc2498deb4", kill_on_drop: false }`
[INFO] [stdout] 16859aedaa8fb30cf877c365e3d72c512398b2346a6b72e2e0bcfcbc2498deb4
