[INFO] fetching crate ark-ed-on-mnt4-298 0.4.0...
[INFO] checking ark-ed-on-mnt4-298-0.4.0 against master#5431404b87967c69438ea1e698edbe96505f0798 for pr-119849
[INFO] extracting crate ark-ed-on-mnt4-298 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ark-ed-on-mnt4-298 0.4.0 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 ark-ed-on-mnt4-298 0.4.0
[INFO] finished tweaking crates.io crate ark-ed-on-mnt4-298 0.4.0
[INFO] tweaked toml for crates.io crate ark-ed-on-mnt4-298 0.4.0 written to /workspace/builds/worker-7-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 ...
[INFO] [stderr]   Downloaded ark-ec v0.4.2
[INFO] [stderr]   Downloaded ark-serialize-derive v0.4.2
[INFO] [stderr]   Downloaded ark-std v0.4.0
[INFO] [stderr]   Downloaded ark-algebra-test-templates v0.4.2
[INFO] [stderr]   Downloaded ark-ff v0.4.2
[INFO] [stderr]   Downloaded ark-r1cs-std v0.4.0
[INFO] [stderr]   Downloaded hashbrown v0.13.2
[INFO] [stderr]   Downloaded ark-mnt4-298 v0.4.0
[INFO] [stderr]   Downloaded ark-relations v0.4.0
[INFO] [stderr]   Downloaded ark-ff-macros v0.4.2
[INFO] [stderr]   Downloaded ark-serialize v0.4.2
[INFO] [stderr]   Downloaded num-bigint v0.4.4
[INFO] [stderr]   Downloaded ark-ff-asm v0.4.2
[INFO] [stderr]   Downloaded zeroize_derive v1.4.2
[INFO] [stderr]   Downloaded ark-poly v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1029da228f68206194afec35813df3cc11f1db7eaf9f8b751b81b122d53508e8
[INFO] running `Command { std: "docker" "start" "-a" "1029da228f68206194afec35813df3cc11f1db7eaf9f8b751b81b122d53508e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1029da228f68206194afec35813df3cc11f1db7eaf9f8b751b81b122d53508e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1029da228f68206194afec35813df3cc11f1db7eaf9f8b751b81b122d53508e8", kill_on_drop: false }`
[INFO] [stdout] 1029da228f68206194afec35813df3cc11f1db7eaf9f8b751b81b122d53508e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 620a7b7014329b4c8d027e28154ebf9101491f1d30e5bb2408c43216deb4d5f9
[INFO] running `Command { std: "docker" "start" "-a" "620a7b7014329b4c8d027e28154ebf9101491f1d30e5bb2408c43216deb4d5f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-relations v0.4.0
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]     Checking ark-mnt4-298 v0.4.0
[INFO] [stderr]     Checking ark-algebra-test-templates v0.4.2
[INFO] [stderr]     Checking ark-ed-on-mnt4-298 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.39s
[INFO] running `Command { std: "docker" "inspect" "620a7b7014329b4c8d027e28154ebf9101491f1d30e5bb2408c43216deb4d5f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620a7b7014329b4c8d027e28154ebf9101491f1d30e5bb2408c43216deb4d5f9", kill_on_drop: false }`
[INFO] [stdout] 620a7b7014329b4c8d027e28154ebf9101491f1d30e5bb2408c43216deb4d5f9
[INFO] checking ark-ed-on-mnt4-298-0.4.0 against try#21bc403d557a2516df70ea80fb19b94177beede5 for pr-119849
[INFO] extracting crate ark-ed-on-mnt4-298 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ark-ed-on-mnt4-298 0.4.0 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 ark-ed-on-mnt4-298 0.4.0
[INFO] finished tweaking crates.io crate ark-ed-on-mnt4-298 0.4.0
[INFO] tweaked toml for crates.io crate ark-ed-on-mnt4-298 0.4.0 written to /workspace/builds/worker-7-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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b144156f4245f5f59a48cf69e872f5daa60d069aa3e1cf2f2fa1a6ce0c6978bc
[INFO] running `Command { std: "docker" "start" "-a" "b144156f4245f5f59a48cf69e872f5daa60d069aa3e1cf2f2fa1a6ce0c6978bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b144156f4245f5f59a48cf69e872f5daa60d069aa3e1cf2f2fa1a6ce0c6978bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b144156f4245f5f59a48cf69e872f5daa60d069aa3e1cf2f2fa1a6ce0c6978bc", kill_on_drop: false }`
[INFO] [stdout] b144156f4245f5f59a48cf69e872f5daa60d069aa3e1cf2f2fa1a6ce0c6978bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 896411fd9a9a2847b6d6d0534a518a91a074689db3fd1bcfeb38712e2cae1f0b
[INFO] running `Command { std: "docker" "start" "-a" "896411fd9a9a2847b6d6d0534a518a91a074689db3fd1bcfeb38712e2cae1f0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-relations v0.4.0
[INFO] [stderr]     Checking ark-ec v0.4.2
[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] running `Command { std: "docker" "inspect" "896411fd9a9a2847b6d6d0534a518a91a074689db3fd1bcfeb38712e2cae1f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "896411fd9a9a2847b6d6d0534a518a91a074689db3fd1bcfeb38712e2cae1f0b", kill_on_drop: false }`
[INFO] [stdout] 896411fd9a9a2847b6d6d0534a518a91a074689db3fd1bcfeb38712e2cae1f0b