[INFO] fetching crate legogroth16 0.11.0...
[INFO] checking legogroth16-0.11.0 against master#5431404b87967c69438ea1e698edbe96505f0798 for pr-119849
[INFO] extracting crate legogroth16 0.11.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate legogroth16 0.11.0 on toolchain 5431404b87967c69438ea1e698edbe96505f0798
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate legogroth16 0.11.0
[INFO] finished tweaking crates.io crate legogroth16 0.11.0
[INFO] tweaked toml for crates.io crate legogroth16 0.11.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1914dc132b64b7cbc92cc455777c41234e379aec371c40a85c819b1c60299634
[INFO] running `Command { std: "docker" "start" "-a" "1914dc132b64b7cbc92cc455777c41234e379aec371c40a85c819b1c60299634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1914dc132b64b7cbc92cc455777c41234e379aec371c40a85c819b1c60299634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1914dc132b64b7cbc92cc455777c41234e379aec371c40a85c819b1c60299634", kill_on_drop: false }`
[INFO] [stdout] 1914dc132b64b7cbc92cc455777c41234e379aec371c40a85c819b1c60299634
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c2dace531ee122c32cd02a82a7d0207141cc921c582d447637d2a174c6217e2
[INFO] running `Command { std: "docker" "start" "-a" "4c2dace531ee122c32cd02a82a7d0207141cc921c582d447637d2a174c6217e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]     Checking ark-serialize v0.4.2
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[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling wasmer-derive v3.3.0
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[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]     Checking enum-iterator v0.7.0
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
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[INFO] [stderr]     Checking enumset v1.1.3
[INFO] [stderr]     Checking wat v1.0.83
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking dock_merlin v2.0.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking wasmer-types v3.3.0
[INFO] [stderr]     Checking wasmer-vm v3.3.0
[INFO] [stderr]     Checking wasmer-compiler v3.3.0
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-relations v0.4.0
[INFO] [stderr]     Checking ark-snark v0.4.0
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]     Checking ark-r1cs-std v0.4.0
[INFO] [stderr]     Checking ark-crypto-primitives v0.4.0
[INFO] [stderr]     Checking dock_crypto_utils v0.16.0
[INFO] [stderr]     Checking ark-bls12-377 v0.4.0
[INFO] [stderr]     Checking ark-bls12-381 v0.4.0
[INFO] [stderr]     Checking ark-bn254 v0.4.0
[INFO] [stderr]     Checking ark-groth16 v0.4.0
[INFO] [stderr]     Checking ark-cp6-782 v0.4.0
[INFO] [stderr]     Checking cranelift-frontend v0.91.1
[INFO] [stderr]     Checking ark-mnt4-298 v0.4.0
[INFO] [stderr]     Checking ark-mnt4-753 v0.4.0
[INFO] [stderr]     Checking wasmer v3.3.0
[INFO] [stderr]     Checking ark-mnt6-298 v0.4.0
[INFO] [stderr]     Checking ark-mnt6-753 v0.4.0
[INFO] [stderr]     Checking legogroth16 v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serialization::*`
[INFO] [stdout]  --> src/circom/r1cs.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use serialization::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![warn(unused, future_incompatible, nonstandard_style)]
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serialization::*`
[INFO] [stdout]  --> src/circom/r1cs.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use serialization::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![warn(unused, future_incompatible, nonstandard_style)]
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.07s
[INFO] running `Command { std: "docker" "inspect" "4c2dace531ee122c32cd02a82a7d0207141cc921c582d447637d2a174c6217e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c2dace531ee122c32cd02a82a7d0207141cc921c582d447637d2a174c6217e2", kill_on_drop: false }`
[INFO] [stdout] 4c2dace531ee122c32cd02a82a7d0207141cc921c582d447637d2a174c6217e2
[INFO] checking legogroth16-0.11.0 against try#21bc403d557a2516df70ea80fb19b94177beede5 for pr-119849
[INFO] extracting crate legogroth16 0.11.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate legogroth16 0.11.0 on toolchain 21bc403d557a2516df70ea80fb19b94177beede5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate legogroth16 0.11.0
[INFO] finished tweaking crates.io crate legogroth16 0.11.0
[INFO] tweaked toml for crates.io crate legogroth16 0.11.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd38bfb976b36a1c53f090f6a7c98110522647c2e1ea5bc1c241e3872b7d216b
[INFO] running `Command { std: "docker" "start" "-a" "fd38bfb976b36a1c53f090f6a7c98110522647c2e1ea5bc1c241e3872b7d216b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd38bfb976b36a1c53f090f6a7c98110522647c2e1ea5bc1c241e3872b7d216b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd38bfb976b36a1c53f090f6a7c98110522647c2e1ea5bc1c241e3872b7d216b", kill_on_drop: false }`
[INFO] [stdout] fd38bfb976b36a1c53f090f6a7c98110522647c2e1ea5bc1c241e3872b7d216b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7145dc5868de6344475fe49580802de299bce59439ce1f42b1a11a42ab7e2bde
[INFO] running `Command { std: "docker" "start" "-a" "7145dc5868de6344475fe49580802de299bce59439ce1f42b1a11a42ab7e2bde", kill_on_drop: false }`
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[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ark-ec-0.4.2/src/pairing.rs:277:23
[INFO] [stdout]     |
[INFO] [stdout] 277 |         P::pairing(g1.into(), g2.into())
[INFO] [stdout]     |         ----------    ^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: Into<<P as Pairing>::G1Prepared>`
[INFO] [stdout] note: required by a bound in `Pairing::pairing`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ark-ec-0.4.2/src/pairing.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn pairing(
[INFO] [stdout]     |        ------- required by a bound in this associated function
[INFO] [stdout] 112 |         p: impl Into<Self::G1Prepared>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Pairing::pairing`
[INFO] [stdout] help: try using a fully qualified path to specify the expected types
[INFO] [stdout]     |
[INFO] [stdout] 277 |         P::pairing(<<P as Pairing>::G1 as Into<T>>::into(g1), g2.into())
[INFO] [stdout]     |                    ++++++++++++++++++++++++++++++++++++++  ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ark-ec` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7145dc5868de6344475fe49580802de299bce59439ce1f42b1a11a42ab7e2bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7145dc5868de6344475fe49580802de299bce59439ce1f42b1a11a42ab7e2bde", kill_on_drop: false }`
[INFO] [stdout] 7145dc5868de6344475fe49580802de299bce59439ce1f42b1a11a42ab7e2bde