[INFO] fetching crate arkworks-gadgets 0.4.20...
[INFO] checking arkworks-gadgets-0.4.20 against try#65132f36b923285d5da381c2fbafee6ce899e841 for pr-132712-1
[INFO] extracting crate arkworks-gadgets 0.4.20 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate arkworks-gadgets 0.4.20 on toolchain 65132f36b923285d5da381c2fbafee6ce899e841
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arkworks-gadgets 0.4.20
[INFO] finished tweaking crates.io crate arkworks-gadgets 0.4.20
[INFO] tweaked toml for crates.io crate arkworks-gadgets 0.4.20 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 76 packages to latest compatible versions
[INFO] [stderr]       Adding ark-bls12-381 v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-bn254 v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-crypto-primitives v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-ec v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-ed-on-bls12-381 v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-ed-on-bn254 v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-ff v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-groth16 v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-poly v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-poly-commit v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-r1cs-std v0.3.1 (available: v0.5.0)
[INFO] [stderr]       Adding ark-relations v0.3.0 (available: v0.5.1)
[INFO] [stderr]       Adding ark-serialize v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-snark v0.3.0 (available: v0.5.1)
[INFO] [stderr]       Adding ark-std v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding arkworks-utils v0.4.20 (available: v1.0.1)
[INFO] [stderr]       Adding blake2 v0.9.2 (available: v0.10.6)
[INFO] [stderr]       Adding digest v0.9.0 (available: v0.10.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba857a265efae7077517e0f15797390eeb73f10567de4eb99e97ebe4e10972a1
[INFO] running `Command { std: "docker" "start" "-a" "ba857a265efae7077517e0f15797390eeb73f10567de4eb99e97ebe4e10972a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba857a265efae7077517e0f15797390eeb73f10567de4eb99e97ebe4e10972a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba857a265efae7077517e0f15797390eeb73f10567de4eb99e97ebe4e10972a1", kill_on_drop: false }`
[INFO] [stdout] ba857a265efae7077517e0f15797390eeb73f10567de4eb99e97ebe4e10972a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a1bd856d3dc1d23ca6c12b0491dbcb0928d39a7e8b1c856414a7c7e48502a71
[INFO] running `Command { std: "docker" "start" "-a" "7a1bd856d3dc1d23ca6c12b0491dbcb0928d39a7e8b1c856414a7c7e48502a71", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "7a1bd856d3dc1d23ca6c12b0491dbcb0928d39a7e8b1c856414a7c7e48502a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1bd856d3dc1d23ca6c12b0491dbcb0928d39a7e8b1c856414a7c7e48502a71", kill_on_drop: false }`
[INFO] [stdout] 7a1bd856d3dc1d23ca6c12b0491dbcb0928d39a7e8b1c856414a7c7e48502a71