[INFO] fetching crate bellperson-nonnative 0.4.0...
[INFO] testing bellperson-nonnative-0.4.0 against master#cced03bfd61a304243a34504618ecec86c17063f for pr-154065-2
[INFO] extracting crate bellperson-nonnative 0.4.0 into /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bellperson-nonnative 0.4.0 on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "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" "+cced03bfd61a304243a34504618ecec86c17063f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 129 packages to latest compatible versions
[INFO] [stderr]       Adding bellperson v0.24.1 (available: v0.27.0)
[INFO] [stderr]       Adding ff v0.12.1 (available: v0.14.0)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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 50.67s
[INFO] running `Command { std: "docker" "inspect" "f0a2ea22709006df6134607831fa2af6e1321fb35d1023228c188e8061de4a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a2ea22709006df6134607831fa2af6e1321fb35d1023228c188e8061de4a53", kill_on_drop: false }`
[INFO] [stdout] f0a2ea22709006df6134607831fa2af6e1321fb35d1023228c188e8061de4a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d010cb836e6fbfd7cae4f1841b53cca14f469d4fccd7cfa45a5d96212f2faefa
[INFO] running `Command { std: "docker" "start" "-a" "d010cb836e6fbfd7cae4f1841b53cca14f469d4fccd7cfa45a5d96212f2faefa", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.32
[INFO] [stderr]    Compiling memchr v2.8.2
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand_core v0.10.1
[INFO] [stderr]    Compiling quickcheck_macros v1.2.0
[INFO] [stderr]    Compiling ec-gpu-gen v0.5.2
[INFO] [stderr]    Compiling rand v0.10.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling bellperson v0.24.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling bellperson-nonnative v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.12.4
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling env_logger v0.11.10
[INFO] [stderr]    Compiling quickcheck v1.1.0
[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 28.91s
[INFO] running `Command { std: "docker" "inspect" "d010cb836e6fbfd7cae4f1841b53cca14f469d4fccd7cfa45a5d96212f2faefa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d010cb836e6fbfd7cae4f1841b53cca14f469d4fccd7cfa45a5d96212f2faefa", kill_on_drop: false }`
[INFO] [stdout] d010cb836e6fbfd7cae4f1841b53cca14f469d4fccd7cfa45a5d96212f2faefa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a04fc7d811477427705b197885c841a51384777e7b97bcac95c676d7c3204e7
[INFO] running `Command { std: "docker" "start" "-a" "8a04fc7d811477427705b197885c841a51384777e7b97bcac95c676d7c3204e7", 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: `bellperson-nonnative` (lib) generated 3 warnings (run `cargo fix --lib -p bellperson-nonnative` to apply 1 suggestion)
[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 test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bellperson_nonnative-191e323dc9517220)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_1carry ... ok
[INFO] [stdout] test mp::bignat::tests::carry_2limbs_trivial ... ok
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_2carry_wrong ... ok
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_2carry ... ok
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_trivial ... ok
[INFO] [stdout] test mp::bignat::tests::decomp_1_into_1b ... ok
[INFO] [stdout] test mp::bignat::tests::decomp_5_into_2b_fails ... 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::mult_mod_110_by_180_mod187 ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_1_by_0 ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_1_by_1 ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_16_by_16 ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_254_by_254_wrong ... 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 util::convert::test::test_f_to_nat ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_2w_by_6w_test_2 ... ok
[INFO] [stdout] test util::convert::test::test_nat_to_f ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_2w_by_6w ... ok
[INFO] [stdout] test util::convert::test::test_usize_to_f ... ok
[INFO] [stdout] test util::convert::test::test_f_to_usize ... ok
[INFO] [stdout] test mp::bignat::tests::carry_4limbs_wrong_trivial ... ok
[INFO] [stdout] test mp::poly::tests::test_circuit ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_pallas ... ok
[INFO] [stdout] test mp::bignat::tests::mult_mod_2048x128 ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/bellperson_nonnative-191e323dc9517220` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8a04fc7d811477427705b197885c841a51384777e7b97bcac95c676d7c3204e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a04fc7d811477427705b197885c841a51384777e7b97bcac95c676d7c3204e7", kill_on_drop: false }`
[INFO] [stdout] 8a04fc7d811477427705b197885c841a51384777e7b97bcac95c676d7c3204e7
