[INFO] cloning repository https://github.com/enricobottazzi/halo2-fibonacci-ex [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-fibonacci-ex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-fibonacci-ex", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-fibonacci-ex'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3e6fd45693cbbf3ecb2462b725fe71d43da1ccf0 [INFO] checking enricobottazzi/halo2-fibonacci-ex against try#b047d5f4496a7526d91d0dddea494c05853f2a7b for pr-122661-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-fibonacci-ex" "/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/enricobottazzi/halo2-fibonacci-ex [INFO] finished tweaking git repo https://github.com/enricobottazzi/halo2-fibonacci-ex [INFO] tweaked toml for git repo https://github.com/enricobottazzi/halo2-fibonacci-ex written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/enricobottazzi/halo2-fibonacci-ex on toolchain b047d5f4496a7526d91d0dddea494c05853f2a7b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/enricobottazzi/halo2-fibonacci-ex 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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a36dae6a1c3125b832c360824dd83fd531f51f441db7679f49cb3313f5269330 [INFO] running `Command { std: "docker" "start" "-a" "a36dae6a1c3125b832c360824dd83fd531f51f441db7679f49cb3313f5269330", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a36dae6a1c3125b832c360824dd83fd531f51f441db7679f49cb3313f5269330", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a36dae6a1c3125b832c360824dd83fd531f51f441db7679f49cb3313f5269330", kill_on_drop: false }` [INFO] [stdout] a36dae6a1c3125b832c360824dd83fd531f51f441db7679f49cb3313f5269330 [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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ed4f89abd12d159058e82237281bd9eac4f915c4e5d3fa2499c55670270679d [INFO] running `Command { std: "docker" "start" "-a" "6ed4f89abd12d159058e82237281bd9eac4f915c4e5d3fa2499c55670270679d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking constant_time_eq v0.2.5 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking blake2b_simd v1.0.1 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking crossbeam-channel v0.5.7 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking num_cpus v1.15.0 [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 [INFO] [stderr] Checking halo2-fibonacci-ex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0425]: cannot find function `print_circuit` in this scope [INFO] [stdout] --> src/bin/example3.rs:197:5 [INFO] [stdout] | [INFO] [stdout] 197 | print_circuit(&circuit); [INFO] [stdout] | ^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `print_circuit` in this scope [INFO] [stdout] --> src/bin/example3.rs:197:5 [INFO] [stdout] | [INFO] [stdout] 197 | print_circuit(&circuit); [INFO] [stdout] | ^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `print_circuit` in this scope [INFO] [stdout] --> src/bin/example2.rs:274:5 [INFO] [stdout] | [INFO] [stdout] 274 | print_circuit(); [INFO] [stdout] | ^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `halo2-fibonacci-ex` (bin "example3") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `halo2-fibonacci-ex` (bin "example3" test) due to 1 previous error [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/example1.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | self.config.selector.enable(&mut region, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = self.config.selector.enable(&mut region, 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/example1.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | self.config.selector.enable(&mut region, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 136 | let _ = self.config.selector.enable(&mut region, 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/example1.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | self.config.selector.enable(&mut region, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = self.config.selector.enable(&mut region, 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/example1.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | self.config.selector.enable(&mut region, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 136 | let _ = self.config.selector.enable(&mut region, 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/example2.rs:225:14 [INFO] [stdout] | [INFO] [stdout] 225 | let (mut prev_a, mut prev_b, mut prev_c) = chip.assign_first_row(layouter.namespace(|| "first row"), self.a, self.b)?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `print_circuit` in this scope [INFO] [stdout] --> src/bin/example2.rs:274:5 [INFO] [stdout] | [INFO] [stdout] 274 | print_circuit(); [INFO] [stdout] | ^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `halo2-fibonacci-ex` (bin "example2") due to 1 previous error; 1 warning emitted [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/example2.rs:225:14 [INFO] [stdout] | [INFO] [stdout] 225 | let (mut prev_a, mut prev_b, mut prev_c) = chip.assign_first_row(layouter.namespace(|| "first row"), self.a, self.b)?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `halo2-fibonacci-ex` (bin "example2" test) due to 1 previous error; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "6ed4f89abd12d159058e82237281bd9eac4f915c4e5d3fa2499c55670270679d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ed4f89abd12d159058e82237281bd9eac4f915c4e5d3fa2499c55670270679d", kill_on_drop: false }` [INFO] [stdout] 6ed4f89abd12d159058e82237281bd9eac4f915c4e5d3fa2499c55670270679d