[INFO] cloning repository https://github.com/shreyas-londhe/halo2-exp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shreyas-londhe/halo2-exp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyas-londhe%2Fhalo2-exp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyas-londhe%2Fhalo2-exp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 504c505945ba879bbc1d0cc3ff723dafe29900ac
[INFO] checking shreyas-londhe/halo2-exp against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for pr-133502-17
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyas-londhe%2Fhalo2-exp" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/shreyas-londhe/halo2-exp
[INFO] finished tweaking git repo https://github.com/shreyas-londhe/halo2-exp
[INFO] tweaked toml for git repo https://github.com/shreyas-londhe/halo2-exp written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shreyas-londhe/halo2-exp on toolchain 61cc47e367d7be91e13bcd01e4e96e0e233d4f6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shreyas-londhe/halo2-exp 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" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b838aaa1a1cf53768e9fa48282b19f5553652c63edf3e7a677f7e977cad6daf
[INFO] running `Command { std: "docker" "start" "-a" "9b838aaa1a1cf53768e9fa48282b19f5553652c63edf3e7a677f7e977cad6daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b838aaa1a1cf53768e9fa48282b19f5553652c63edf3e7a677f7e977cad6daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b838aaa1a1cf53768e9fa48282b19f5553652c63edf3e7a677f7e977cad6daf", kill_on_drop: false }`
[INFO] [stdout] 9b838aaa1a1cf53768e9fa48282b19f5553652c63edf3e7a677f7e977cad6daf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c60a17a777840c6704adce575f726016239418837db18b33627cff9c37e3c91c
[INFO] running `Command { std: "docker" "start" "-a" "c60a17a777840c6704adce575f726016239418837db18b33627cff9c37e3c91c", kill_on_drop: false }`
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[INFO] [stdout] warning: struct `CircuitInput` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct CircuitInput<F: BigPrimeField> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `circuit` is never used
[INFO] [stdout]   --> src/lib.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn circuit<F: BigPrimeField>(ctx: &mut Context<F>, gate: &GateChip<F>, input: CircuitInput<F>) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.28s
[INFO] running `Command { std: "docker" "inspect" "c60a17a777840c6704adce575f726016239418837db18b33627cff9c37e3c91c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c60a17a777840c6704adce575f726016239418837db18b33627cff9c37e3c91c", kill_on_drop: false }`
[INFO] [stdout] c60a17a777840c6704adce575f726016239418837db18b33627cff9c37e3c91c