[INFO] cloning repository https://github.com/0xvon/fibonacci-halo2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xvon/fibonacci-halo2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xvon%2Ffibonacci-halo2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xvon%2Ffibonacci-halo2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8387d9dd71ac43c720a2cefa75d5dc3377096e3
[INFO] checking 0xvon/fibonacci-halo2 against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xvon%2Ffibonacci-halo2" "/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/0xvon/fibonacci-halo2
[INFO] finished tweaking git repo https://github.com/0xvon/fibonacci-halo2
[INFO] tweaked toml for git repo https://github.com/0xvon/fibonacci-halo2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xvon/fibonacci-halo2 on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xvon/fibonacci-halo2 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a695c9081d9967a32aade9c65890acb27b36090aa4ce50d0e6059cb0efe17ab0
[INFO] running `Command { std: "docker" "start" "-a" "a695c9081d9967a32aade9c65890acb27b36090aa4ce50d0e6059cb0efe17ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a695c9081d9967a32aade9c65890acb27b36090aa4ce50d0e6059cb0efe17ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a695c9081d9967a32aade9c65890acb27b36090aa4ce50d0e6059cb0efe17ab0", kill_on_drop: false }`
[INFO] [stdout] a695c9081d9967a32aade9c65890acb27b36090aa4ce50d0e6059cb0efe17ab0
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c022675aab338fcdd3cad5fd11a55bc85a3041d749263359b11aefd3659ea79c
[INFO] running `Command { std: "docker" "start" "-a" "c022675aab338fcdd3cad5fd11a55bc85a3041d749263359b11aefd3659ea79c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking constant_time_eq v0.2.6
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking blake2b_simd v1.0.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rayon v1.7.0
[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 (https://github.com/zcash/halo2.git?rev=a898d65ae3ad3d41987666f6a03cfc15edae01c4#a898d65a)
[INFO] [stderr]     Checking fibonacci-halo2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `col_a`, `col_b`, `col_c`, `selector`, and `instance` are never read
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct FibonacciConfig {
[INFO] [stdout]    |        --------------- fields in this struct
[INFO] [stdout] 10 |     pub col_a: Column<Advice>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 11 |     pub col_b: Column<Advice>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 12 |     pub col_c: Column<Advice>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 13 |     pub selector: Selector,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 14 |     pub instance: Column<Instance>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FibonacciConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibonacciChip` is never constructed
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct FibonacciChip<F: FieldExt> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `construct`, `configure`, `assign_first_row`, `assign_row`, and `expose_public` are never used
[INFO] [stdout]    --> src/main.rs:24:12
[INFO] [stdout]     |
[INFO] [stdout] 23  | impl<F: FieldExt> FibonacciChip<F> {
[INFO] [stdout]     | ---------------------------------- associated items in this implementation
[INFO] [stdout] 24  |     pub fn construct(config: FibonacciConfig) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31  |     pub fn configure(meta: &mut ConstraintSystem<F>) -> FibonacciConfig {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     pub fn assign_first_row(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn assign_row(
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn expose_public(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCircuit` is never constructed
[INFO] [stdout]    --> src/main.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout] 156 | struct MyCircuit<F>(PhantomData<F>);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.39s
[INFO] running `Command { std: "docker" "inspect" "c022675aab338fcdd3cad5fd11a55bc85a3041d749263359b11aefd3659ea79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c022675aab338fcdd3cad5fd11a55bc85a3041d749263359b11aefd3659ea79c", kill_on_drop: false }`
[INFO] [stdout] c022675aab338fcdd3cad5fd11a55bc85a3041d749263359b11aefd3659ea79c
