[INFO] fetching crate bellperson-nonnative 0.4.0...
[INFO] testing bellperson-nonnative-0.4.0 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate bellperson-nonnative 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate bellperson-nonnative 0.4.0
[INFO] finished tweaking crates.io crate bellperson-nonnative 0.4.0
[INFO] tweaked toml for crates.io crate bellperson-nonnative 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bellperson-nonnative 0.4.0 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 96 packages to latest compatible versions
[INFO] [stderr]       Adding bellperson v0.24.1 (available: v0.26.0)
[INFO] [stderr]       Adding ff v0.12.1 (available: v0.13.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck_macros v1.1.0
[INFO] [stderr]   Downloaded yastl v0.1.2
[INFO] [stderr]   Downloaded ff v0.12.1
[INFO] [stderr]   Downloaded addchain v0.2.0
[INFO] [stderr]   Downloaded pairing v0.22.0
[INFO] [stderr]   Downloaded ec-gpu-gen v0.5.2
[INFO] [stderr]   Downloaded ff_derive v0.12.1
[INFO] [stderr]   Downloaded group v0.12.1
[INFO] [stderr]   Downloaded ec-gpu v0.2.0
[INFO] [stderr]   Downloaded execute-command-macro-impl v0.1.12
[INFO] [stderr]   Downloaded execute-command-macro v0.1.11
[INFO] [stderr]   Downloaded execute v0.2.15
[INFO] [stderr]   Downloaded generic-array v1.3.5
[INFO] [stderr]   Downloaded blstrs v0.6.2
[INFO] [stderr]   Downloaded execute-command-tokens v0.1.9
[INFO] [stderr]   Downloaded bellperson v0.24.1
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 592e804780941fba88ee3c844254712fcdf2ad0749b3d80e2ae93433fee6f30e
[INFO] running `Command { std: "docker" "start" "-a" "592e804780941fba88ee3c844254712fcdf2ad0749b3d80e2ae93433fee6f30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "592e804780941fba88ee3c844254712fcdf2ad0749b3d80e2ae93433fee6f30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "592e804780941fba88ee3c844254712fcdf2ad0749b3d80e2ae93433fee6f30e", kill_on_drop: false }`
[INFO] [stdout] 592e804780941fba88ee3c844254712fcdf2ad0749b3d80e2ae93433fee6f30e
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d26ccaf66678a44dabf2500f5965d59762bff7cdcdcbc87e3610c27cd8108c05
[INFO] running `Command { std: "docker" "start" "-a" "d26ccaf66678a44dabf2500f5965d59762bff7cdcdcbc87e3610c27cd8108c05", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling execute-command-tokens v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling blst v0.3.16
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ec-gpu-gen v0.5.2
[INFO] [stderr]    Compiling ec-gpu v0.2.0
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling blake2s_simd v1.0.3
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling ff v0.12.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling yastl v0.1.2
[INFO] [stderr]    Compiling group v0.12.1
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling pairing v0.22.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling generic-array v1.3.5
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling ff_derive v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zeroize_derive v1.4.3
[INFO] [stderr]    Compiling execute-command-macro-impl v0.1.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling execute-command-macro v0.1.11
[INFO] [stderr]    Compiling execute v0.2.15
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling blstrs v0.6.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling bellperson v0.24.1
[INFO] [stderr]    Compiling bellperson-nonnative v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `grab_mut` is never used
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait OptionExt<T> {
[INFO] [stdout]    |       --------- method in this trait
[INFO] [stdout] 15 |     fn grab(&self) -> Result<&T, SynthesisError>;
[INFO] [stdout] 16 |     fn grab_mut(&mut self) -> Result<&mut T, SynthesisError>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/util/lazy.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&BigInt` instead of cloning the inner type
[INFO] [stdout]     --> src/mp/bignat.rs:1293:32
[INFO] [stdout]      |
[INFO] [stdout] 1293 |             || Ok(value.grab()?.clone().clone()),
[INFO] [stdout]      |                                ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.73s
[INFO] running `Command { std: "docker" "inspect" "d26ccaf66678a44dabf2500f5965d59762bff7cdcdcbc87e3610c27cd8108c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26ccaf66678a44dabf2500f5965d59762bff7cdcdcbc87e3610c27cd8108c05", kill_on_drop: false }`
[INFO] [stdout] d26ccaf66678a44dabf2500f5965d59762bff7cdcdcbc87e3610c27cd8108c05
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c96471ecc894cdb83c07b2c37f1800ef9a9f2ce779208260198266ca0847f5fb
[INFO] running `Command { std: "docker" "start" "-a" "c96471ecc894cdb83c07b2c37f1800ef9a9f2ce779208260198266ca0847f5fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling ec-gpu-gen v0.5.2
[INFO] [stderr]    Compiling group v0.12.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling pairing v0.22.0
[INFO] [stderr]    Compiling blstrs v0.6.2
[INFO] [stderr]    Compiling bellperson v0.24.1
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling bellperson-nonnative v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `grab_mut` is never used
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait OptionExt<T> {
[INFO] [stdout]    |       --------- method in this trait
[INFO] [stdout] 15 |     fn grab(&self) -> Result<&T, SynthesisError>;
[INFO] [stdout] 16 |     fn grab_mut(&mut self) -> Result<&mut T, SynthesisError>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/util/lazy.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&BigInt` instead of cloning the inner type
[INFO] [stdout]     --> src/mp/bignat.rs:1293:32
[INFO] [stdout]      |
[INFO] [stdout] 1293 |             || Ok(value.grab()?.clone().clone()),
[INFO] [stdout]      |                                ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `grab_mut` is never used
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait OptionExt<T> {
[INFO] [stdout]    |       --------- method in this trait
[INFO] [stdout] 15 |     fn grab(&self) -> Result<&T, SynthesisError>;
[INFO] [stdout] 16 |     fn grab_mut(&mut self) -> Result<&mut T, SynthesisError>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/util/lazy.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&num_bigint::BigInt` instead of cloning the inner type
[INFO] [stdout]     --> src/mp/bignat.rs:1293:32
[INFO] [stdout]      |
[INFO] [stdout] 1293 |             || Ok(value.grab()?.clone().clone()),
[INFO] [stdout]      |                                ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.08s
[INFO] running `Command { std: "docker" "inspect" "c96471ecc894cdb83c07b2c37f1800ef9a9f2ce779208260198266ca0847f5fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96471ecc894cdb83c07b2c37f1800ef9a9f2ce779208260198266ca0847f5fb", kill_on_drop: false }`
[INFO] [stdout] c96471ecc894cdb83c07b2c37f1800ef9a9f2ce779208260198266ca0847f5fb
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13598d36c10301f97a55da39221f82537c4efadca882867f64fbc0230f98b03f
[INFO] running `Command { std: "docker" "start" "-a" "13598d36c10301f97a55da39221f82537c4efadca882867f64fbc0230f98b03f", kill_on_drop: false }`
[INFO] [stderr] warning: method `grab_mut` is never used
[INFO] [stderr]   --> src/lib.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | trait OptionExt<T> {
[INFO] [stderr]    |       --------- method in this trait
[INFO] [stderr] 15 |     fn grab(&self) -> Result<&T, SynthesisError>;
[INFO] [stderr] 16 |     fn grab_mut(&mut self) -> Result<&mut T, SynthesisError>;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/util/lazy.rs:33:19
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stderr]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stderr]    |                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&BigInt` instead of cloning the inner type
[INFO] [stderr]     --> src/mp/bignat.rs:1293:32
[INFO] [stderr]      |
[INFO] [stderr] 1293 |             || Ok(value.grab()?.clone().clone()),
[INFO] [stderr]      |                                ^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&num_bigint::BigInt` instead of cloning the inner type
[INFO] [stderr]     --> src/mp/bignat.rs:1293:32
[INFO] [stderr]      |
[INFO] [stderr] 1293 |             || Ok(value.grab()?.clone().clone()),
[INFO] [stderr]      |                                ^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bellperson-nonnative` (lib) generated 3 warnings (run `cargo fix --lib -p bellperson-nonnative` to apply 1 suggestion)
[INFO] [stderr] warning: `bellperson-nonnative` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bellperson_nonnative-3c9b1fb1beda29c5)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_wrong_trivial ... ok
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_trivial ... ok
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_2carry_wrong ... ok
[INFO] [stdout] test mp::bignat::tests::carry_2limbs_trivial ... ok
[INFO] [stdout] test mp::bignat::tests::decomp_1_into_1b ... ok
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_2carry ... ok
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_1carry ... ok
[INFO] [stdout] test mp::bignat::tests::decomp_1_into_2b ... ok
[INFO] [stdout] test mp::bignat::tests::decomp_255_into_8b ... ok
[INFO] [stdout] test mp::bignat::tests::decomp_5_into_2b_fails ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_110_by_180_mod187 ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_2w_by_6w_test_2 ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_254_by_254_wrong ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_16_by_16 ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_2_by_2 ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_254_by_254 ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_2w_by_6w ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_1_by_0 ... ok
[INFO] [stdout] test util::convert::test::test_f_to_nat ... ok
[INFO] [stdout] test mp::poly::tests::test_circuit ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_1_by_1 ... ok
[INFO] [stdout] test util::convert::test::test_nat_to_f ... ok
[INFO] [stdout] test util::convert::test::test_f_to_usize ... ok
[INFO] [stdout] test util::convert::test::test_usize_to_f ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_pallas ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_2048x128 ... ok
[INFO] [stdout] test mp::bignat::tests::big_nat_can_decompose has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "13598d36c10301f97a55da39221f82537c4efadca882867f64fbc0230f98b03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13598d36c10301f97a55da39221f82537c4efadca882867f64fbc0230f98b03f", kill_on_drop: false }`
[INFO] [stdout] 13598d36c10301f97a55da39221f82537c4efadca882867f64fbc0230f98b03f
