[INFO] cloning repository https://github.com/KimiWu123/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/KimiWu123/halo2_examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKimiWu123%2Fhalo2_examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKimiWu123%2Fhalo2_examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3ba48ecd7ff7892e67eb331ec6986dcae7439c5d [INFO] checking KimiWu123/halo2_examples against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKimiWu123%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/KimiWu123/halo2_examples [INFO] finished tweaking git repo https://github.com/KimiWu123/halo2_examples [INFO] tweaked toml for git repo https://github.com/KimiWu123/halo2_examples written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/KimiWu123/halo2_examples on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/KimiWu123/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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" 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d52c517a2857183d52048fd5d3890589bc305bfc3a48999d520670a246d06191 [INFO] running `Command { std: "docker" "start" "-a" "d52c517a2857183d52048fd5d3890589bc305bfc3a48999d520670a246d06191", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d52c517a2857183d52048fd5d3890589bc305bfc3a48999d520670a246d06191", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d52c517a2857183d52048fd5d3890589bc305bfc3a48999d520670a246d06191", kill_on_drop: false }` [INFO] [stdout] d52c517a2857183d52048fd5d3890589bc305bfc3a48999d520670a246d06191 [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13d482815b3d92f1a7e24bd89c112948f31aaa6b638a0bcad8f114c555855c50 [INFO] running `Command { std: "docker" "start" "-a" "13d482815b3d92f1a7e24bd89c112948f31aaa6b638a0bcad8f114c555855c50", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Compiling rayon-core v1.10.1 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking blake2b_simd v1.0.0 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking num_cpus v1.14.0 [INFO] [stderr] Checking rayon v1.6.1 [INFO] [stderr] Checking ff v0.12.1 [INFO] [stderr] Checking group v0.12.1 [INFO] [stderr] Checking pasta_curves v0.4.1 [INFO] [stderr] Checking halo2_proofs v0.1.0 [INFO] [stderr] Checking fibonacci v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `prover` [INFO] [stdout] --> src/fibonacci/example1.rs:198:13 [INFO] [stdout] | [INFO] [stdout] 198 | let prover = MockProver::run(k, &circuit, vec![public_input.clone()]).unwrap(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prover` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `prover` [INFO] [stdout] --> src/fibonacci/example2.rs:189:13 [INFO] [stdout] | [INFO] [stdout] 189 | let prover = MockProver::run(k, &circuit, vec![public_input.clone()]).unwrap(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prover` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FiboConfig` is never constructed [INFO] [stdout] --> src/fibonacci/example1.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct FiboConfig { [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 `FiboChip` is never constructed [INFO] [stdout] --> src/fibonacci/example1.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct FiboChip { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `construct`, `configure`, `assign_row`, and `expose_public` are never used [INFO] [stdout] --> src/fibonacci/example1.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 26 | impl FiboChip { [INFO] [stdout] | ----------------------------- associated items in this implementation [INFO] [stdout] 27 | pub fn construct(config: FiboConfig) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn configure( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn assign_row( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | pub fn expose_public( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyCircuit` is never constructed [INFO] [stdout] --> src/fibonacci/example1.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 118 | struct MyCircuit { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FiboConfig` is never constructed [INFO] [stdout] --> src/fibonacci/example2.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct FiboConfig { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FiboChip` is never constructed [INFO] [stdout] --> src/fibonacci/example2.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct FiboChip { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `construct`, `configure`, `assign`, and `expose_public` are never used [INFO] [stdout] --> src/fibonacci/example2.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 26 | impl FiboChip { [INFO] [stdout] | ----------------------------- associated items in this implementation [INFO] [stdout] 27 | pub fn construct(config: FiboConfig) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn configure( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | pub fn assign( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | pub fn expose_public( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyCircuit` is never constructed [INFO] [stdout] --> src/fibonacci/example2.rs:121:8 [INFO] [stdout] | [INFO] [stdout] 121 | struct MyCircuit { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.85s [INFO] running `Command { std: "docker" "inspect" "13d482815b3d92f1a7e24bd89c112948f31aaa6b638a0bcad8f114c555855c50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13d482815b3d92f1a7e24bd89c112948f31aaa6b638a0bcad8f114c555855c50", kill_on_drop: false }` [INFO] [stdout] 13d482815b3d92f1a7e24bd89c112948f31aaa6b638a0bcad8f114c555855c50