[INFO] fetching crate r1cs-bellman 0.1.1...
[INFO] checking r1cs-bellman-0.1.1 against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] extracting crate r1cs-bellman 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate r1cs-bellman 0.1.1 on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r1cs-bellman 0.1.1
[INFO] finished tweaking crates.io crate r1cs-bellman 0.1.1
[INFO] tweaked toml for crates.io crate r1cs-bellman 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 37 packages to latest compatible versions
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.3.0)
[INFO] [stderr]       Adding bellman v0.1.0 (latest: v0.14.0)
[INFO] [stderr]       Adding bimap v0.4.0 (latest: v0.6.3)
[INFO] [stderr]       Adding bit-vec v0.4.4 (latest: v0.8.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding crossbeam v0.3.2 (latest: v0.8.4)
[INFO] [stderr]       Adding futures v0.1.31 (latest: v0.3.30)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.8.2 (latest: v0.13.0)
[INFO] [stderr]       Adding num v0.2.1 (latest: v0.4.3)
[INFO] [stderr]       Adding num-bigint v0.2.6 (latest: v0.4.6)
[INFO] [stderr]       Adding num-complex v0.2.4 (latest: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.2.4 (latest: v0.4.2)
[INFO] [stderr]       Adding pairing v0.14.2 (latest: v0.23.0)
[INFO] [stderr]       Adding r1cs v0.3.10 (latest: v0.4.7)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.5.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bellman v0.1.0
[INFO] [stderr]   Downloaded bimap v0.4.0
[INFO] [stderr]   Downloaded pairing v0.14.2
[INFO] [stderr]   Downloaded r1cs v0.3.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35cc28fa805c18c80228bb1c438b9c6b45a1a84815265e42818a70a183935d20
[INFO] running `Command { std: "docker" "start" "-a" "35cc28fa805c18c80228bb1c438b9c6b45a1a84815265e42818a70a183935d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35cc28fa805c18c80228bb1c438b9c6b45a1a84815265e42818a70a183935d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35cc28fa805c18c80228bb1c438b9c6b45a1a84815265e42818a70a183935d20", kill_on_drop: false }`
[INFO] [stdout] 35cc28fa805c18c80228bb1c438b9c6b45a1a84815265e42818a70a183935d20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ddb1348d55b738c3ae4aa98ce0f081a562092d94c0790e802194d1c986f7644
[INFO] running `Command { std: "docker" "start" "-a" "4ddb1348d55b738c3ae4aa98ce0f081a562092d94c0790e802194d1c986f7644", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking pairing v0.14.2
[INFO] [stderr]     Checking bimap v0.4.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bellman v0.1.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking r1cs v0.3.10
[INFO] [stderr]     Checking r1cs-bellman v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Gadget`
[INFO] [stdout]   --> src/lib.rs:64:36
[INFO] [stdout]    |
[INFO] [stdout] 64 |     use r1cs::{Bls12_381, Element, Gadget, GadgetBuilder};
[INFO] [stdout]    |                                    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WrappedCircuit` is never constructed
[INFO] [stdout]  --> src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct WrappedCircuit<F: Field, E: Engine> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_lc` is never used
[INFO] [stdout]   --> src/lib.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn convert_lc<F: Field, E: Engine>(
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_wire` is never used
[INFO] [stdout]   --> src/lib.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn convert_wire(wire: Wire, public_inputs: &HashSet<Wire>) -> Variable {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "4ddb1348d55b738c3ae4aa98ce0f081a562092d94c0790e802194d1c986f7644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ddb1348d55b738c3ae4aa98ce0f081a562092d94c0790e802194d1c986f7644", kill_on_drop: false }`
[INFO] [stdout] 4ddb1348d55b738c3ae4aa98ce0f081a562092d94c0790e802194d1c986f7644