[INFO] cloning repository https://github.com/zkfriendly/lFibo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zkfriendly/lFibo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzkfriendly%2FlFibo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzkfriendly%2FlFibo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f7eacd4e28025702f7f9ae04bf1d6d8a20844588 [INFO] checking zkfriendly/lFibo against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzkfriendly%2FlFibo" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zkfriendly/lFibo on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zkfriendly/lFibo [INFO] finished tweaking git repo https://github.com/zkfriendly/lFibo [INFO] tweaked toml for git repo https://github.com/zkfriendly/lFibo written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zkfriendly/lFibo 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-epoch v0.9.17 [INFO] [stderr] Downloaded pasta_curves v0.4.1 [INFO] [stderr] Downloaded halo2_proofs v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4edcf13222034cb787dbea7d4266392c7dcfe2233f9eae7debb2e7f5cb3631bb [INFO] running `Command { std: "docker" "start" "-a" "4edcf13222034cb787dbea7d4266392c7dcfe2233f9eae7debb2e7f5cb3631bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4edcf13222034cb787dbea7d4266392c7dcfe2233f9eae7debb2e7f5cb3631bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4edcf13222034cb787dbea7d4266392c7dcfe2233f9eae7debb2e7f5cb3631bb", kill_on_drop: false }` [INFO] [stdout] 4edcf13222034cb787dbea7d4266392c7dcfe2233f9eae7debb2e7f5cb3631bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40f1f158c9b3266937cb25cd326d9a62757ec6699a0721ed9a3a95042ae58f24 [INFO] running `Command { std: "docker" "start" "-a" "40f1f158c9b3266937cb25cd326d9a62757ec6699a0721ed9a3a95042ae58f24", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.18 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking constant_time_eq v0.3.0 [INFO] [stderr] Checking blake2b_simd v1.0.2 [INFO] [stderr] Checking rand v0.8.5 [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 crossbeam-epoch v0.9.17 [INFO] [stderr] Checking crossbeam-deque v0.8.4 [INFO] [stderr] Checking rayon-core v1.12.0 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking halo2_proofs v0.1.0 [INFO] [stderr] Checking fib v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Advice` is imported redundantly [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Advice` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Column` is imported redundantly [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Column` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Error` is imported redundantly [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:2:43 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Error` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::result` [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::result; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Advice` is imported redundantly [INFO] [stdout] --> src/fibo_circuit/fibo_chip.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Advice` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Column` is imported redundantly [INFO] [stdout] --> src/fibo_circuit/fibo_chip.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Column` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Error` is imported redundantly [INFO] [stdout] --> src/fibo_circuit/fibo_chip.rs:2:43 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Error` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Advice` is imported redundantly [INFO] [stdout] --> src/fibo_circuit/fibo_chip.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Advice` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Advice` is imported redundantly [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Advice` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Column` is imported redundantly [INFO] [stdout] --> src/fibo_circuit/fibo_chip.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Column` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Column` is imported redundantly [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:2:35 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Column` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Error` is imported redundantly [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:2:43 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Error` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Error` is imported redundantly [INFO] [stdout] --> src/fibo_circuit/fibo_chip.rs:2:43 [INFO] [stdout] | [INFO] [stdout] 2 | use halo2_proofs::plonk::{Advice, Column, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | use halo2_proofs::poly::Rotation; [INFO] [stdout] 4 | use halo2_proofs::{arithmetic::FieldExt, plonk::*}; [INFO] [stdout] | -------- the item `Error` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::result` [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::result; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a` and `b` are never read [INFO] [stdout] --> src/fibo_circuit2/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct FiboCircuit { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 10 | pub a: Option, [INFO] [stdout] | ^ [INFO] [stdout] 11 | pub b: Option, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ACell` is never constructed [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct ACell(AssignedCell); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ACell` 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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a` and `b` are never read [INFO] [stdout] --> src/fibo_circuit2/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct FiboCircuit { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 10 | pub a: Option, [INFO] [stdout] | ^ [INFO] [stdout] 11 | pub b: Option, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ACell` is never constructed [INFO] [stdout] --> src/fibo_circuit2/fibo_chip.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct ACell(AssignedCell); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ACell` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.05s [INFO] running `Command { std: "docker" "inspect" "40f1f158c9b3266937cb25cd326d9a62757ec6699a0721ed9a3a95042ae58f24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40f1f158c9b3266937cb25cd326d9a62757ec6699a0721ed9a3a95042ae58f24", kill_on_drop: false }` [INFO] [stdout] 40f1f158c9b3266937cb25cd326d9a62757ec6699a0721ed9a3a95042ae58f24