[INFO] fetching crate arkworks-r1cs-circuits 1.2.0...
[INFO] checking arkworks-r1cs-circuits-1.2.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate arkworks-r1cs-circuits 1.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate arkworks-r1cs-circuits 1.2.0 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 arkworks-r1cs-circuits 1.2.0
[INFO] finished tweaking crates.io crate arkworks-r1cs-circuits 1.2.0
[INFO] tweaked toml for crates.io crate arkworks-r1cs-circuits 1.2.0 written to /workspace/builds/worker-5-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 74 packages
[INFO] [stderr]       Adding ahash v0.7.8 (latest: v0.8.11)
[INFO] [stderr]       Adding ark-bls12-381 v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-bn254 v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-crypto-primitives v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-ec v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-ed-on-bn254 v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-ff v0.3.0 (latest: v0.4.2)
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[INFO] [stderr]       Adding ark-poly v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-poly-commit v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-r1cs-std v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-relations v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-serialize v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-serialize-derive v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-snark v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-std v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding blake2 v0.9.2 (latest: v0.10.6)
[INFO] [stderr]       Adding crypto-mac v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.11.2 (latest: v0.14.3)
[INFO] [stderr]       Adding rustc_version v0.3.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.11.0 (latest: v1.0.22)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tracing-subscriber v0.2.25 (latest: v0.3.18)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 arkworks-r1cs-gadgets v1.2.0
[INFO] [stderr]   Downloaded arkworks-native-gadgets v1.2.0
[INFO] [stderr]   Downloaded blake2 v0.9.2
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[INFO] [stderr]   Downloaded ark-crypto-primitives v0.3.0
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[INFO] [stderr]   Downloaded ark-groth16 v0.3.0
[INFO] [stderr]   Downloaded ark-marlin v0.3.0
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[INFO] [stderr]   Downloaded ark-ec v0.3.0
[INFO] [stderr]   Downloaded ark-relations v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5129e3baac8c5e75fce22a89fe387b66ac7e2bd78a25f94e6fa76c4675b48b28
[INFO] running `Command { std: "docker" "start" "-a" "5129e3baac8c5e75fce22a89fe387b66ac7e2bd78a25f94e6fa76c4675b48b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5129e3baac8c5e75fce22a89fe387b66ac7e2bd78a25f94e6fa76c4675b48b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5129e3baac8c5e75fce22a89fe387b66ac7e2bd78a25f94e6fa76c4675b48b28", kill_on_drop: false }`
[INFO] [stdout] 5129e3baac8c5e75fce22a89fe387b66ac7e2bd78a25f94e6fa76c4675b48b28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] de66080e302f0db6c40e9c23e866629027d54cfc54a17ec75c572ef1ac5acb0a
[INFO] running `Command { std: "docker" "start" "-a" "de66080e302f0db6c40e9c23e866629027d54cfc54a17ec75c572ef1ac5acb0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ark-std v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling ark-serialize-derive v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking ark-serialize v0.3.0
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]     Checking ark-ec v0.3.0
[INFO] [stderr]     Checking ark-relations v0.3.0
[INFO] [stderr]     Checking ark-poly v0.3.0
[INFO] [stderr]     Checking ark-snark v0.3.0
[INFO] [stderr]     Checking ark-r1cs-std v0.3.1
[INFO] [stderr]     Checking ark-poly-commit v0.3.0
[INFO] [stderr]     Checking ark-bn254 v0.3.0
[INFO] [stderr]     Checking ark-bls12-381 v0.3.0
[INFO] [stderr]     Checking ark-marlin v0.3.0
[INFO] [stderr]     Checking ark-nonnative-field v0.3.0
[INFO] [stderr]     Checking ark-ed-on-bn254 v0.3.0
[INFO] [stderr]     Checking ark-crypto-primitives v0.3.0
[INFO] [stderr]     Checking arkworks-native-gadgets v1.2.0
[INFO] [stderr]     Checking ark-groth16 v0.3.0
[INFO] [stderr]     Checking arkworks-r1cs-gadgets v1.2.0
[INFO] [stderr]     Checking arkworks-r1cs-circuits v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use ark_std::boxed::Box;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Box` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/anchor.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/anchor.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use ark_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/mixer.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/vanchor.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/vanchor.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use ark_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `arkworks_utils`
[INFO] [stdout]   --> src/poseidon.rs:87:6
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use arkworks_utils::{
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ use of undeclared crate or module `arkworks_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `arkworks_utils`
[INFO] [stdout]   --> src/poseidon.rs:87:6
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use arkworks_utils::{
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ use of undeclared crate or module `arkworks_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use ark_std::boxed::Box;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Box` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/anchor.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/anchor.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use ark_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/mixer.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/vanchor.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/vanchor.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use ark_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DummyCircuit` is never constructed
[INFO] [stdout]   --> src/basic.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct DummyCircuit<F: PrimeField> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arkworks-r1cs-circuits` (lib test) due to 3 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "de66080e302f0db6c40e9c23e866629027d54cfc54a17ec75c572ef1ac5acb0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de66080e302f0db6c40e9c23e866629027d54cfc54a17ec75c572ef1ac5acb0a", kill_on_drop: false }`
[INFO] [stdout] de66080e302f0db6c40e9c23e866629027d54cfc54a17ec75c572ef1ac5acb0a
[INFO] checking arkworks-r1cs-circuits-1.2.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate arkworks-r1cs-circuits 1.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate arkworks-r1cs-circuits 1.2.0 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 arkworks-r1cs-circuits 1.2.0
[INFO] finished tweaking crates.io crate arkworks-r1cs-circuits 1.2.0
[INFO] tweaked toml for crates.io crate arkworks-r1cs-circuits 1.2.0 written to /workspace/builds/worker-5-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 74 packages
[INFO] [stderr]       Adding ahash v0.7.8 (latest: v0.8.11)
[INFO] [stderr]       Adding ark-bls12-381 v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-bn254 v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-crypto-primitives v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-ec v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-ed-on-bn254 v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-ff v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-ff-asm v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-ff-macros v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-groth16 v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-poly v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-poly-commit v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-r1cs-std v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-relations v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-serialize v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-serialize-derive v0.3.0 (latest: v0.4.2)
[INFO] [stderr]       Adding ark-snark v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding ark-std v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding blake2 v0.9.2 (latest: v0.10.6)
[INFO] [stderr]       Adding crypto-mac v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.11.2 (latest: v0.14.3)
[INFO] [stderr]       Adding rustc_version v0.3.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.11.0 (latest: v1.0.22)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tracing-subscriber v0.2.25 (latest: v0.3.18)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 66728096c6628ee3466fb8a7bc0b73a532e24c880b639a4e6ee40af22d9a7f1f
[INFO] running `Command { std: "docker" "start" "-a" "66728096c6628ee3466fb8a7bc0b73a532e24c880b639a4e6ee40af22d9a7f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66728096c6628ee3466fb8a7bc0b73a532e24c880b639a4e6ee40af22d9a7f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66728096c6628ee3466fb8a7bc0b73a532e24c880b639a4e6ee40af22d9a7f1f", kill_on_drop: false }`
[INFO] [stdout] 66728096c6628ee3466fb8a7bc0b73a532e24c880b639a4e6ee40af22d9a7f1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d158f98d8950d23ed198a7a247bd9328aa8167bb988282f6afbf7adc6f0cc717
[INFO] running `Command { std: "docker" "start" "-a" "d158f98d8950d23ed198a7a247bd9328aa8167bb988282f6afbf7adc6f0cc717", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ark-std v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling ark-serialize-derive v0.3.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking ark-serialize v0.3.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]     Checking ark-ec v0.3.0
[INFO] [stderr]     Checking ark-relations v0.3.0
[INFO] [stderr]     Checking ark-poly v0.3.0
[INFO] [stderr]     Checking ark-snark v0.3.0
[INFO] [stderr]     Checking ark-r1cs-std v0.3.1
[INFO] [stderr]     Checking ark-poly-commit v0.3.0
[INFO] [stderr]     Checking ark-bn254 v0.3.0
[INFO] [stderr]     Checking ark-bls12-381 v0.3.0
[INFO] [stderr]     Checking ark-marlin v0.3.0
[INFO] [stderr]     Checking ark-nonnative-field v0.3.0
[INFO] [stderr]     Checking ark-ed-on-bn254 v0.3.0
[INFO] [stderr]     Checking ark-crypto-primitives v0.3.0
[INFO] [stderr]     Checking arkworks-native-gadgets v1.2.0
[INFO] [stderr]     Checking ark-groth16 v0.3.0
[INFO] [stderr]     Checking arkworks-r1cs-gadgets v1.2.0
[INFO] [stderr]     Checking arkworks-r1cs-circuits v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use ark_std::boxed::Box;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Box` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/anchor.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/anchor.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use ark_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/mixer.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/vanchor.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/vanchor.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use ark_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `arkworks_utils`
[INFO] [stdout]   --> src/poseidon.rs:87:6
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use arkworks_utils::{
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ use of undeclared crate or module `arkworks_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `arkworks_utils`
[INFO] [stdout]   --> src/poseidon.rs:87:6
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use arkworks_utils::{
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ use of undeclared crate or module `arkworks_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use ark_std::boxed::Box;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Box` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/anchor.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/anchor.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use ark_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/mixer.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EqGadget` is imported redundantly
[INFO] [stdout]   --> src/vanchor.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 | use ark_r1cs_std::{eq::EqGadget, fields::fp::FpVar, prelude::*};
[INFO] [stdout]    |                    ^^^^^^^^^^^^                     ---------- the item `EqGadget` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/vanchor.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use ark_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DummyCircuit` is never constructed
[INFO] [stdout]   --> src/basic.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct DummyCircuit<F: PrimeField> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arkworks-r1cs-circuits` (lib test) due to 3 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d158f98d8950d23ed198a7a247bd9328aa8167bb988282f6afbf7adc6f0cc717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d158f98d8950d23ed198a7a247bd9328aa8167bb988282f6afbf7adc6f0cc717", kill_on_drop: false }`
[INFO] [stdout] d158f98d8950d23ed198a7a247bd9328aa8167bb988282f6afbf7adc6f0cc717
