[INFO] fetching crate frost377 0.2.0...
[INFO] checking frost377-0.2.0 against master#5431404b87967c69438ea1e698edbe96505f0798 for pr-119849
[INFO] extracting crate frost377 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate frost377 0.2.0 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 frost377 0.2.0
[INFO] finished tweaking crates.io crate frost377 0.2.0
[INFO] tweaked toml for crates.io crate frost377 0.2.0 written to /workspace/builds/worker-1-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-snark v0.4.0
[INFO] [stderr]   Downloaded ark-ed-on-bls12-377 v0.4.0
[INFO] [stderr]   Downloaded ark-relations v0.4.0
[INFO] [stderr]   Downloaded ark-crypto-primitives v0.4.0
[INFO] [stderr]   Downloaded ark-groth16 v0.4.0
[INFO] [stderr]   Downloaded ark-r1cs-std v0.4.0
[INFO] [stderr]   Downloaded decaf377 v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e4d3f5be62bbfad746d1f1ac101a355065fba53ef9700df0535936e3a69256b8
[INFO] running `Command { std: "docker" "start" "-a" "e4d3f5be62bbfad746d1f1ac101a355065fba53ef9700df0535936e3a69256b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4d3f5be62bbfad746d1f1ac101a355065fba53ef9700df0535936e3a69256b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d3f5be62bbfad746d1f1ac101a355065fba53ef9700df0535936e3a69256b8", kill_on_drop: false }`
[INFO] [stdout] e4d3f5be62bbfad746d1f1ac101a355065fba53ef9700df0535936e3a69256b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f97eeed5f2791261727e32d4cf953a3cd031b63401db8f43ca11a1c5afa123f2
[INFO] running `Command { std: "docker" "start" "-a" "f97eeed5f2791261727e32d4cf953a3cd031b63401db8f43ca11a1c5afa123f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]     Checking ark-serialize v0.4.2
[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-bls12-377 v0.4.0
[INFO] [stderr]     Checking ark-r1cs-std v0.4.0
[INFO] [stderr]     Checking ark-ed-on-bls12-377 v0.4.0
[INFO] [stderr]     Checking decaf377 v0.4.0
[INFO] [stderr]     Checking frost377 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/keygen.rs:264:14
[INFO] [stdout]     |
[INFO] [stdout] 264 |         for (i, participant) in participants.iter_mut().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]    --> src/keygen.rs:265:18
[INFO] [stdout]     |
[INFO] [stdout] 265 |             for (l, participant_other) in other_participants.iter().enumerate() {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.01s
[INFO] running `Command { std: "docker" "inspect" "f97eeed5f2791261727e32d4cf953a3cd031b63401db8f43ca11a1c5afa123f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97eeed5f2791261727e32d4cf953a3cd031b63401db8f43ca11a1c5afa123f2", kill_on_drop: false }`
[INFO] [stdout] f97eeed5f2791261727e32d4cf953a3cd031b63401db8f43ca11a1c5afa123f2
[INFO] checking frost377-0.2.0 against try#21bc403d557a2516df70ea80fb19b94177beede5 for pr-119849
[INFO] extracting crate frost377 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate frost377 0.2.0 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 frost377 0.2.0
[INFO] finished tweaking crates.io crate frost377 0.2.0
[INFO] tweaked toml for crates.io crate frost377 0.2.0 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" "+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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62ab0453e1aa615efad887b1cc5e636e182b58e0af7dc5e798bae891dcf7b071
[INFO] running `Command { std: "docker" "start" "-a" "62ab0453e1aa615efad887b1cc5e636e182b58e0af7dc5e798bae891dcf7b071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62ab0453e1aa615efad887b1cc5e636e182b58e0af7dc5e798bae891dcf7b071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62ab0453e1aa615efad887b1cc5e636e182b58e0af7dc5e798bae891dcf7b071", kill_on_drop: false }`
[INFO] [stdout] 62ab0453e1aa615efad887b1cc5e636e182b58e0af7dc5e798bae891dcf7b071
[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=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] 4068db80975a9128fd4e7321c65adbdeaa4420659c15fe77373f155312a61aff
[INFO] running `Command { std: "docker" "start" "-a" "4068db80975a9128fd4e7321c65adbdeaa4420659c15fe77373f155312a61aff", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]     Checking ark-serialize v0.4.2
[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" "4068db80975a9128fd4e7321c65adbdeaa4420659c15fe77373f155312a61aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4068db80975a9128fd4e7321c65adbdeaa4420659c15fe77373f155312a61aff", kill_on_drop: false }`
[INFO] [stdout] 4068db80975a9128fd4e7321c65adbdeaa4420659c15fe77373f155312a61aff