[INFO] fetching crate ark-bls12-381-ext 0.4.1...
[INFO] checking ark-bls12-381-ext-0.4.1 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate ark-bls12-381-ext 0.4.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ark-bls12-381-ext 0.4.1 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-bls12-381-ext 0.4.1
[INFO] finished tweaking crates.io crate ark-bls12-381-ext 0.4.1
[INFO] tweaked toml for crates.io crate ark-bls12-381-ext 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.3)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ark-serialize-derive v0.4.2
[INFO] [stderr]   Downloaded ark-ec v0.4.2
[INFO] [stderr]   Downloaded ark-models-ext v0.4.1
[INFO] [stderr]   Downloaded ark-ff-macros v0.4.2
[INFO] [stderr]   Downloaded ark-ff v0.4.2
[INFO] [stderr]   Downloaded ark-std v0.4.0
[INFO] [stderr]   Downloaded ark-ff-asm v0.4.2
[INFO] [stderr]   Downloaded ark-algebra-test-templates v0.4.2
[INFO] [stderr]   Downloaded ark-poly v0.4.2
[INFO] [stderr]   Downloaded ark-serialize v0.4.2
[INFO] [stderr]   Downloaded ark-bls12-381 v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd1f6000f1aa7eb3f0fcf8ec253664c5395d87e158da65165780ee463d40d9a9
[INFO] running `Command { std: "docker" "start" "-a" "cd1f6000f1aa7eb3f0fcf8ec253664c5395d87e158da65165780ee463d40d9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd1f6000f1aa7eb3f0fcf8ec253664c5395d87e158da65165780ee463d40d9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd1f6000f1aa7eb3f0fcf8ec253664c5395d87e158da65165780ee463d40d9a9", kill_on_drop: false }`
[INFO] [stdout] cd1f6000f1aa7eb3f0fcf8ec253664c5395d87e158da65165780ee463d40d9a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf4363f86dc2ee6800ff19b7bf1a147dbbd38bc1cae9d7c8e806e548c5df60bd
[INFO] running `Command { std: "docker" "start" "-a" "cf4363f86dc2ee6800ff19b7bf1a147dbbd38bc1cae9d7c8e806e548c5df60bd", kill_on_drop: false }`
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros 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-ec v0.4.2
[INFO] [stderr]     Checking ark-models-ext v0.4.1
[INFO] [stderr]     Checking ark-bls12-381 v0.4.0
[INFO] [stderr]     Checking ark-algebra-test-templates v0.4.2
[INFO] [stderr]     Checking ark-bls12-381-ext v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/curves/util.rs:4:25
[INFO] [stdout]    |
[INFO] [stdout] 4  | use ark_std::{io::Read, vec::Vec};
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     unused,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_imports)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/curves/util.rs:4:25
[INFO] [stdout]    |
[INFO] [stdout] 4  | use ark_std::{io::Read, vec::Vec};
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     unused,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_imports)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         test_utils::multi_miller_loop_generic::<Bls12_381, ArkBls12_381>(g1, g2)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         test_utils::final_exponentiation_generic::<Bls12_381, ArkBls12_381>(target)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         test_utils::msm_sw_generic::<G1Config, ArkG1Config>(bases, scalars)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         test_utils::msm_sw_generic::<G2Config, ArkG2Config>(bases, scalars)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         test_utils::mul_projective_sw_generic::<G1Config, ArkG1Config>(base, scalar)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         test_utils::mul_projective_sw_generic::<G2Config, ArkG2Config>(base, scalar)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ark-bls12-381-ext` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ark-bls12-381-ext` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "cf4363f86dc2ee6800ff19b7bf1a147dbbd38bc1cae9d7c8e806e548c5df60bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4363f86dc2ee6800ff19b7bf1a147dbbd38bc1cae9d7c8e806e548c5df60bd", kill_on_drop: false }`
[INFO] [stdout] cf4363f86dc2ee6800ff19b7bf1a147dbbd38bc1cae9d7c8e806e548c5df60bd
[INFO] checking ark-bls12-381-ext-0.4.1 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate ark-bls12-381-ext 0.4.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate ark-bls12-381-ext 0.4.1 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-bls12-381-ext 0.4.1
[INFO] finished tweaking crates.io crate ark-bls12-381-ext 0.4.1
[INFO] tweaked toml for crates.io crate ark-bls12-381-ext 0.4.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.3)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34701304dcbda72e5ce6c9ccf806daea94bfea9c1d00dfc834b20130c3c1d2be
[INFO] running `Command { std: "docker" "start" "-a" "34701304dcbda72e5ce6c9ccf806daea94bfea9c1d00dfc834b20130c3c1d2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34701304dcbda72e5ce6c9ccf806daea94bfea9c1d00dfc834b20130c3c1d2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34701304dcbda72e5ce6c9ccf806daea94bfea9c1d00dfc834b20130c3c1d2be", kill_on_drop: false }`
[INFO] [stdout] 34701304dcbda72e5ce6c9ccf806daea94bfea9c1d00dfc834b20130c3c1d2be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10661a44819ede5ca67a0696a824eb8baf247fae6fc77ce7b395fdd960523c29
[INFO] running `Command { std: "docker" "start" "-a" "10661a44819ede5ca67a0696a824eb8baf247fae6fc77ce7b395fdd960523c29", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking zeroize v1.7.0
[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-ec v0.4.2
[INFO] [stderr]     Checking ark-models-ext v0.4.1
[INFO] [stderr]     Checking ark-bls12-381 v0.4.0
[INFO] [stderr]     Checking ark-algebra-test-templates v0.4.2
[INFO] [stderr]     Checking ark-bls12-381-ext v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/curves/util.rs:4:25
[INFO] [stdout]    |
[INFO] [stdout] 4  | use ark_std::{io::Read, vec::Vec};
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     unused,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_imports)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/curves/util.rs:4:25
[INFO] [stdout]    |
[INFO] [stdout] 4  | use ark_std::{io::Read, vec::Vec};
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     unused,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_imports)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         test_utils::multi_miller_loop_generic::<Bls12_381, ArkBls12_381>(g1, g2)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         test_utils::final_exponentiation_generic::<Bls12_381, ArkBls12_381>(target)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         test_utils::msm_sw_generic::<G1Config, ArkG1Config>(bases, scalars)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         test_utils::msm_sw_generic::<G2Config, ArkG2Config>(bases, scalars)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         test_utils::mul_projective_sw_generic::<G1Config, ArkG1Config>(base, scalar)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_utils`
[INFO] [stdout]   --> src/curves/tests/mod.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         test_utils::mul_projective_sw_generic::<G2Config, ArkG2Config>(base, scalar)
[INFO] [stdout]    |         ^^^^^^^^^^ use of undeclared crate or module `test_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ark-bls12-381-ext` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ark-bls12-381-ext` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "10661a44819ede5ca67a0696a824eb8baf247fae6fc77ce7b395fdd960523c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10661a44819ede5ca67a0696a824eb8baf247fae6fc77ce7b395fdd960523c29", kill_on_drop: false }`
[INFO] [stdout] 10661a44819ede5ca67a0696a824eb8baf247fae6fc77ce7b395fdd960523c29
