[INFO] fetching crate r1cs-bellman 0.1.1...
[INFO] checking r1cs-bellman-0.1.1 against try#14e4661efa5acbf985e4fe564baae04683366cc1 for pr-157696
[INFO] extracting crate r1cs-bellman 0.1.1 into /workspace/builds/worker-0-tc2/source
[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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate r1cs-bellman 0.1.1 on toolchain 14e4661efa5acbf985e4fe564baae04683366cc1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding bellman v0.1.0 (available: v0.14.0)
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] [stderr]       Adding pairing v0.14.2 (available: v0.23.0)
[INFO] [stderr]       Adding r1cs v0.3.10 (available: v0.4.7)
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 926f0a51503294bddfaf046948f14e9e15eddb114021726539ab6e30cb9b850a
[INFO] running `Command { std: "docker" "start" "926f0a51503294bddfaf046948f14e9e15eddb114021726539ab6e30cb9b850a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "926f0a51503294bddfaf046948f14e9e15eddb114021726539ab6e30cb9b850a" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "926f0a51503294bddfaf046948f14e9e15eddb114021726539ab6e30cb9b850a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "926f0a51503294bddfaf046948f14e9e15eddb114021726539ab6e30cb9b850a" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking bimap v0.4.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking pairing v0.14.2
[INFO] [stderr]     Checking num-iter v0.1.45
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `Command { std: "docker" "inspect" "926f0a51503294bddfaf046948f14e9e15eddb114021726539ab6e30cb9b850a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "926f0a51503294bddfaf046948f14e9e15eddb114021726539ab6e30cb9b850a", kill_on_drop: false }`
[INFO] [stdout] 926f0a51503294bddfaf046948f14e9e15eddb114021726539ab6e30cb9b850a
