[INFO] fetching crate spartan 0.9.0...
[INFO] testing spartan-0.9.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate spartan 0.9.0 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate spartan 0.9.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate spartan 0.9.0
[INFO] tweaked toml for crates.io crate spartan 0.9.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spartan 0.9.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spartan 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2db9aee87fcabdba510b833f6efebd78a008d1d4e9bc48a289202bbdc563eb6
[INFO] running `Command { std: "docker" "start" "-a" "b2db9aee87fcabdba510b833f6efebd78a008d1d4e9bc48a289202bbdc563eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2db9aee87fcabdba510b833f6efebd78a008d1d4e9bc48a289202bbdc563eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2db9aee87fcabdba510b833f6efebd78a008d1d4e9bc48a289202bbdc563eb6", kill_on_drop: false }`
[INFO] [stdout] b2db9aee87fcabdba510b833f6efebd78a008d1d4e9bc48a289202bbdc563eb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08f021860a2e38fdee6ae0fba416c0d119cdc96db01f8fb78307c97c0b2fc672
[INFO] running `Command { std: "docker" "start" "-a" "08f021860a2e38fdee6ae0fba416c0d119cdc96db01f8fb78307c97c0b2fc672", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
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[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling byte-tools v0.3.1
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[INFO] [stderr]    Compiling adler2 v2.0.0
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[INFO] [stderr]    Compiling rustc_version v0.4.1
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[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
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[INFO] [stderr]    Compiling serde_derive v1.0.210
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[INFO] [stderr]    Compiling rand v0.8.5
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[INFO] [stderr]    Compiling spartan v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/math.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stdout]    |                           ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stdout] 17 +       .map(|shift_amount| (self & (1 << (num_bits - shift_amount - 1))) > 0 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstPolyCommitment` is never constructed
[INFO] [stdout]   --> src/dense_mlpoly.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct ConstPolyCommitment {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.83s
[INFO] running `Command { std: "docker" "inspect" "08f021860a2e38fdee6ae0fba416c0d119cdc96db01f8fb78307c97c0b2fc672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f021860a2e38fdee6ae0fba416c0d119cdc96db01f8fb78307c97c0b2fc672", kill_on_drop: false }`
[INFO] [stdout] 08f021860a2e38fdee6ae0fba416c0d119cdc96db01f8fb78307c97c0b2fc672
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df7172c57c43cc7dbc383c3df3e8795ce14ce44eef874548e572ef10031fa69c
[INFO] running `Command { std: "docker" "start" "-a" "df7172c57c43cc7dbc383c3df3e8795ce14ce44eef874548e572ef10031fa69c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling spartan v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/math.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stdout]    |                           ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stdout] 17 +       .map(|shift_amount| (self & (1 << (num_bits - shift_amount - 1))) > 0 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stdout] warning: struct `ConstPolyCommitment` is never constructed
[INFO] [stdout]   --> src/dense_mlpoly.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct ConstPolyCommitment {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/math.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stdout]    |                           ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stdout] 17 +       .map(|shift_amount| (self & (1 << (num_bits - shift_amount - 1))) > 0 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstPolyCommitment` is never constructed
[INFO] [stdout]   --> src/dense_mlpoly.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct ConstPolyCommitment {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.07s
[INFO] running `Command { std: "docker" "inspect" "df7172c57c43cc7dbc383c3df3e8795ce14ce44eef874548e572ef10031fa69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7172c57c43cc7dbc383c3df3e8795ce14ce44eef874548e572ef10031fa69c", kill_on_drop: false }`
[INFO] [stdout] df7172c57c43cc7dbc383c3df3e8795ce14ce44eef874548e572ef10031fa69c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 14d1c19b0e8439ac606e1d3fc0d5513cd45c94331fca644f63b1909942737851
[INFO] running `Command { std: "docker" "start" "-a" "14d1c19b0e8439ac606e1d3fc0d5513cd45c94331fca644f63b1909942737851", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/math.rs:17:27
[INFO] [stderr]    |
[INFO] [stderr] 17 |       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stderr]    |                           ^                                                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 17 -       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stderr] 17 +       .map(|shift_amount| (self & (1 << (num_bits - shift_amount - 1))) > 0 )
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ConstPolyCommitment` is never constructed
[INFO] [stderr]   --> src/dense_mlpoly.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub struct ConstPolyCommitment {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `spartan` (lib) generated 2 warnings (run `cargo fix --lib -p spartan` to apply 1 suggestion)
[INFO] [stderr] warning: `spartan` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libspartan-36d4b7bf78140ecd)
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test dense_mlpoly::tests::check_polynomial_evaluation ... ok
[INFO] [stdout] test dense_mlpoly::tests::check_memoized_factored_chis ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_from_bytes ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_from_bytes_wide_maximum ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_from_bytes_wide_negative_one ... ok
[INFO] [stdout] test r1csproof::tests::test_tiny_r1cs ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_addition ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_debug ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_double ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_equality ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_from_bytes_wide_r2 ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_from_raw ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_from_u512_max ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_from_u512_r ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_inv ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_from_u512_zero ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_from_u512_r2 ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_negation ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_to_bytes ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_zero ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_multiplication ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_subtraction ... ok
[INFO] [stdout] test tests::check_r1cs_invalid_scalar ... ok
[INFO] [stdout] test tests::check_r1cs_invalid_index ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_inversion ... ok
[INFO] [stdout] test unipoly::tests::test_from_evals_cubic ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_squaring ... ok
[INFO] [stdout] test dense_mlpoly::tests::check_factored_chis ... ok
[INFO] [stdout] test unipoly::tests::test_from_evals_quad ... ok
[INFO] [stdout] test dense_mlpoly::tests::check_memoized_chis ... ok
[INFO] [stdout] test scalar::ristretto255::tests::test_invert_is_pow ... ok
[INFO] [stdout] test r1csproof::tests::test_synthetic_r1cs ... ok
[INFO] [stdout] test nizk::tests::check_knowledgeproof ... ok
[INFO] [stdout] test nizk::tests::check_equalityproof ... ok
[INFO] [stdout] test nizk::tests::check_productproof ... ok
[INFO] [stdout] test dense_mlpoly::tests::check_polynomial_commit ... ok
[INFO] [stdout] test tests::test_padded_constraints ... ok
[INFO] [stdout] test nizk::tests::check_dotproductproof ... ok
[INFO] [stdout] test r1csproof::tests::check_r1cs_proof ... ok
[INFO] [stdout] test sparse_mlpoly::tests::check_sparse_polyeval_proof ... ok
[INFO] [stdout] test nizk::tests::check_dotproductproof_log ... ok
[INFO] [stdout] test tests::check_snark ... ok
[INFO] [stderr]      Running unittests profiler/nizk.rs (/opt/rustwide/target/debug/deps/nizk-b0505c2e02ebf2b2)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 42.31s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests profiler/snark.rs (/opt/rustwide/target/debug/deps/snark-d41c91a9b317f7dd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libspartan
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/math.rs:17:27
[INFO] [stderr]    |
[INFO] [stderr] 17 |       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stderr]    |                           ^                                                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 17 -       .map(|shift_amount| ((self & (1 << (num_bits - shift_amount - 1))) > 0))
[INFO] [stderr] 17 +       .map(|shift_amount| (self & (1 << (num_bits - shift_amount - 1))) > 0 )
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 59.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "14d1c19b0e8439ac606e1d3fc0d5513cd45c94331fca644f63b1909942737851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d1c19b0e8439ac606e1d3fc0d5513cd45c94331fca644f63b1909942737851", kill_on_drop: false }`
[INFO] [stdout] 14d1c19b0e8439ac606e1d3fc0d5513cd45c94331fca644f63b1909942737851