[INFO] cloning repository https://github.com/SoliditySavvy/Halo2Workflow [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SoliditySavvy/Halo2Workflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoliditySavvy%2FHalo2Workflow", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoliditySavvy%2FHalo2Workflow'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e4f7ab6129875038f71842acf8b2146fc082e884 [INFO] checking SoliditySavvy/Halo2Workflow/e4f7ab6129875038f71842acf8b2146fc082e884 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoliditySavvy%2FHalo2Workflow" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SoliditySavvy/Halo2Workflow on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SoliditySavvy/Halo2Workflow [INFO] finished tweaking git repo https://github.com/SoliditySavvy/Halo2Workflow [INFO] tweaked toml for git repo https://github.com/SoliditySavvy/Halo2Workflow written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SoliditySavvy/Halo2Workflow already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded plotters-bitmap v0.3.1 [INFO] [stderr] Downloaded pasta_curves v0.4.0 [INFO] [stderr] Downloaded ttf-parser v0.12.3 [INFO] [stderr] Downloaded font-kit v0.10.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8c58b183bd14da71a5843fa40eb384f3df5a119c051846537c4c5032d75bdff [INFO] running `Command { std: "docker" "start" "-a" "b8c58b183bd14da71a5843fa40eb384f3df5a119c051846537c4c5032d75bdff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8c58b183bd14da71a5843fa40eb384f3df5a119c051846537c4c5032d75bdff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8c58b183bd14da71a5843fa40eb384f3df5a119c051846537c4c5032d75bdff", kill_on_drop: false }` [INFO] [stdout] b8c58b183bd14da71a5843fa40eb384f3df5a119c051846537c4c5032d75bdff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9afb62112caf03ccb48e99d042bee2c20bd08e9c991288b01d93261686b587a9 [INFO] running `Command { std: "docker" "start" "-a" "9afb62112caf03ccb48e99d042bee2c20bd08e9c991288b01d93261686b587a9", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking wyz v0.5.0 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking blake2b_simd v1.0.0 [INFO] [stderr] Checking bitvec v1.0.0 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking ff v0.12.0 [INFO] [stderr] Checking group v0.12.0 [INFO] [stderr] Checking pasta_curves v0.4.0 [INFO] [stderr] Checking halo2_proofs v0.1.0 (https://github.com/zcash/halo2.git?rev=a898d65ae3ad3d41987666f6a03cfc15edae01c4#a898d65a) [INFO] [stderr] Checking fibonacci v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Constraints`, `Expression`, and `TableColumn` [INFO] [stdout] --> src/range_check/example3_broken.rs:5:53 [INFO] [stdout] | [INFO] [stdout] 5 | Advice, Assigned, Column, ConstraintSystem, Constraints, Error, Expression, Selector, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] 6 | TableColumn, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Constraints`, `Expression`, and `TableColumn` [INFO] [stdout] --> src/range_check/example3_broken.rs:5:53 [INFO] [stdout] | [INFO] [stdout] 5 | Advice, Assigned, Column, ConstraintSystem, Constraints, Error, Expression, Selector, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] 6 | TableColumn, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Any`, `FailureLocation`, and `VerifyFailure` [INFO] [stdout] --> src/range_check/example3_broken.rs:115:15 [INFO] [stdout] | [INFO] [stdout] 115 | dev::{FailureLocation, MockProver, VerifyFailure}, [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] 116 | pasta::Fp, [INFO] [stdout] 117 | plonk::{Any, Circuit}, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ACell` is never constructed [INFO] [stdout] --> src/fibonacci/example2.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct ACell(AssignedCell); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeConstrained` is never constructed [INFO] [stdout] --> src/range_check/example1.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | struct RangeConstrained(AssignedCell, F>); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed [INFO] [stdout] --> src/range_check/example1.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct RangeCheckConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `configure` and `assign` are never used [INFO] [stdout] --> src/range_check/example1.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 28 | impl RangeCheckConfig { [INFO] [stdout] | ---------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 29 | pub fn configure(meta: &mut ConstraintSystem, value: Column) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn assign( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeConstrained` is never constructed [INFO] [stdout] --> src/range_check/example2.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct RangeConstrained(AssignedCell, F>); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed [INFO] [stdout] --> src/range_check/example2.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | struct RangeCheckConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `configure`, `assign_simple`, and `assign_lookup` are never used [INFO] [stdout] --> src/range_check/example2.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 33 | / impl [INFO] [stdout] 34 | | RangeCheckConfig [INFO] [stdout] | |____________________________________________- associated items in this implementation [INFO] [stdout] 35 | { [INFO] [stdout] 36 | pub fn configure(meta: &mut ConstraintSystem, value: Column) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn assign_simple( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | pub fn assign_lookup( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeTableConfig` is never constructed [INFO] [stdout] --> src/range_check/example2/table.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | pub(super) struct RangeTableConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `configure` and `load` are never used [INFO] [stdout] --> src/range_check/example2/table.rs:17:19 [INFO] [stdout] | [INFO] [stdout] 16 | impl RangeTableConfig { [INFO] [stdout] | ---------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 17 | pub(super) fn configure(meta: &mut ConstraintSystem) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub(super) fn load(&self, layouter: &mut impl Layouter) -> Result<(), Error> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeConstrained` is never constructed [INFO] [stdout] --> src/range_check/example3_broken.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct RangeConstrained { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed [INFO] [stdout] --> src/range_check/example3_broken.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | struct RangeCheckConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `configure` and `assign` are never used [INFO] [stdout] --> src/range_check/example3_broken.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 45 | impl RangeCheckConfig { [INFO] [stdout] | ------------------------------------------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 46 | pub fn configure( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | pub fn assign( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeTableConfig` is never constructed [INFO] [stdout] --> src/range_check/example3_broken/table.rs:13:19 [INFO] [stdout] | [INFO] [stdout] 13 | pub(super) struct RangeTableConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `configure` and `load` are never used [INFO] [stdout] --> src/range_check/example3_broken/table.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 19 | impl RangeTableConfig { [INFO] [stdout] | ------------------------------------------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 20 | pub(super) fn configure(meta: &mut ConstraintSystem) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub(super) fn load(&self, layouter: &mut impl Layouter) -> Result<(), Error> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ACell` is never constructed [INFO] [stdout] --> src/fibonacci/example2.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct ACell(AssignedCell); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `num_bits` and `assigned_cell` are never read [INFO] [stdout] --> src/range_check/example3_broken.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | struct RangeConstrained { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 33 | num_bits: AssignedCell, F>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 34 | assigned_cell: AssignedCell, F>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RangeConstrained` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.34s [INFO] running `Command { std: "docker" "inspect" "9afb62112caf03ccb48e99d042bee2c20bd08e9c991288b01d93261686b587a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9afb62112caf03ccb48e99d042bee2c20bd08e9c991288b01d93261686b587a9", kill_on_drop: false }` [INFO] [stdout] 9afb62112caf03ccb48e99d042bee2c20bd08e9c991288b01d93261686b587a9