[INFO] crate cose 0.1.4 is already in cache [INFO] extracting crate cose 0.1.4 into work/ex/clippy-test-run/sources/stable/reg/cose/0.1.4 [INFO] extracting crate cose 0.1.4 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cose/0.1.4 [INFO] validating manifest of cose-0.1.4 on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of cose-0.1.4 on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing cose-0.1.4 [INFO] finished frobbing cose-0.1.4 [INFO] frobbed toml for cose-0.1.4 written to work/ex/clippy-test-run/sources/stable/reg/cose/0.1.4/Cargo.toml [INFO] started frobbing cose-0.1.4 [INFO] finished frobbing cose-0.1.4 [INFO] frobbed toml for cose-0.1.4 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cose/0.1.4/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting cose-0.1.4 against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/cose/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 9a4e7045bb7ee182f093435ec0bea23bb05da2040533e39530a7ca1d19d92e84 [INFO] running `"docker" "start" "-a" "9a4e7045bb7ee182f093435ec0bea23bb05da2040533e39530a7ca1d19d92e84"` [INFO] [stderr] Compiling cose v0.1.4 (/opt/crater/workdir) [INFO] [stderr] Checking moz_cbor v0.1.1 [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/decoder.rs:169:9 [INFO] [stderr] | [INFO] [stderr] 169 | certs: certs, [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `certs` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/decoder.rs:169:9 [INFO] [stderr] | [INFO] [stderr] 169 | certs: certs, [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `certs` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> src/test_setup.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::deprecated_cfg_attr)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> src/test_setup.rs:36:1 [INFO] [stderr] | [INFO] [stderr] 36 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> src/test_setup.rs:68:1 [INFO] [stderr] | [INFO] [stderr] 68 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> src/test_setup.rs:161:1 [INFO] [stderr] | [INFO] [stderr] 161 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: length comparison to one [INFO] [stderr] --> src/decoder.rs:224:8 [INFO] [stderr] | [INFO] [stderr] 224 | if signatures.len() < 1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `signatures.is_empty()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_zero)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> examples/sign_verify/nss.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | data: data, [INFO] [stderr] | ^^^^^^^^^^ help: replace it with: `data` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::deprecated_cfg_attr)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:69:1 [INFO] [stderr] | [INFO] [stderr] 69 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:89:1 [INFO] [stderr] | [INFO] [stderr] 89 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:113:1 [INFO] [stderr] | [INFO] [stderr] 113 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:148:1 [INFO] [stderr] | [INFO] [stderr] 148 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:180:1 [INFO] [stderr] | [INFO] [stderr] 180 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:215:1 [INFO] [stderr] | [INFO] [stderr] 215 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:247:1 [INFO] [stderr] | [INFO] [stderr] 247 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:353:1 [INFO] [stderr] | [INFO] [stderr] 353 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:415:1 [INFO] [stderr] | [INFO] [stderr] 415 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:480:1 [INFO] [stderr] | [INFO] [stderr] 480 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:545:1 [INFO] [stderr] | [INFO] [stderr] 545 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes [INFO] [stderr] --> examples/sign_verify/test_setup.rs:603:1 [INFO] [stderr] | [INFO] [stderr] 603 | #[cfg_attr(rustfmt, rustfmt_skip)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> examples/sign_verify/util_test.rs:154:13 [INFO] [stderr] | [INFO] [stderr] 154 | signature_bytes: signature_bytes, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `signature_bytes` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: length comparison to one [INFO] [stderr] --> src/decoder.rs:224:8 [INFO] [stderr] | [INFO] [stderr] 224 | if signatures.len() < 1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `signatures.is_empty()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_zero)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> examples/sign_verify/util_test.rs:122:5 [INFO] [stderr] | [INFO] [stderr] 122 | return signature_struct.serialize(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `signature_struct.serialize()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_return)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> examples/sign_verify/util_test.rs:14:29 [INFO] [stderr] | [INFO] [stderr] 14 | CborType::SignedInteger(match signature_type { [INFO] [stderr] | _____________________________^ [INFO] [stderr] 15 | | &SignatureAlgorithm::ES256 => COSE_TYPE_ES256, [INFO] [stderr] 16 | | &SignatureAlgorithm::ES384 => COSE_TYPE_ES384, [INFO] [stderr] 17 | | &SignatureAlgorithm::ES512 => COSE_TYPE_ES512, [INFO] [stderr] 18 | | &SignatureAlgorithm::PS256 => COSE_TYPE_PS256, [INFO] [stderr] 19 | | }) [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::match_ref_pats)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats [INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression [INFO] [stderr] | [INFO] [stderr] 14 | CborType::SignedInteger(match *signature_type { [INFO] [stderr] 15 | SignatureAlgorithm::ES256 => COSE_TYPE_ES256, [INFO] [stderr] 16 | SignatureAlgorithm::ES384 => COSE_TYPE_ES384, [INFO] [stderr] 17 | SignatureAlgorithm::ES512 => COSE_TYPE_ES512, [INFO] [stderr] 18 | SignatureAlgorithm::PS256 => COSE_TYPE_PS256, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> examples/sign_verify/util_test.rs:49:78 [INFO] [stderr] | [INFO] [stderr] 49 | pub fn build_sig_struct(ee_cert: &[u8], alg: &SignatureAlgorithm, sig_bytes: &Vec) -> CborType { [INFO] [stderr] | ^^^^^^^^ help: change this to: `&[u8]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::ptr_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> examples/sign_verify/util_test.rs:91:66 [INFO] [stderr] | [INFO] [stderr] 91 | pub fn build_cose_signature(cert_chain: &[&[u8]], signature_vec: &Vec) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: change this to: `&[Signature]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> examples/sign_verify/util_test.rs:128:17 [INFO] [stderr] | [INFO] [stderr] 128 | parameters: &Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[SignatureParameters]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> examples/sign_verify/util_test.rs:130:13 [INFO] [stderr] | [INFO] [stderr] 130 | assert!(parameters.len() > 0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!parameters.is_empty()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_zero)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: length comparison to one [INFO] [stderr] --> examples/sign_verify/util_test.rs:131:8 [INFO] [stderr] | [INFO] [stderr] 131 | if parameters.len() < 1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `parameters.is_empty()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> examples/sign_verify/util_test.rs:159:13 [INFO] [stderr] | [INFO] [stderr] 159 | assert!(signatures.len() > 0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!signatures.is_empty()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: length comparison to one [INFO] [stderr] --> examples/sign_verify/util_test.rs:160:8 [INFO] [stderr] | [INFO] [stderr] 160 | if signatures.len() < 1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `signatures.is_empty()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: this boolean expression can be simplified [INFO] [stderr] --> examples/sign_verify/util_test.rs:189:12 [INFO] [stderr] | [INFO] [stderr] 189 | if !verify_result.is_ok() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: try: `verify_result.is_err()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::nonminimal_bool)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stderr] [INFO] [stderr] warning: length comparison to one [INFO] [stderr] --> examples/sign_verify/util_test.rs:172:8 [INFO] [stderr] | [INFO] [stderr] 172 | if cose_signatures.len() < 1 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `cose_signatures.is_empty()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.43s [INFO] running `"docker" "inspect" "9a4e7045bb7ee182f093435ec0bea23bb05da2040533e39530a7ca1d19d92e84"` [INFO] running `"docker" "rm" "-f" "9a4e7045bb7ee182f093435ec0bea23bb05da2040533e39530a7ca1d19d92e84"` [INFO] [stdout] 9a4e7045bb7ee182f093435ec0bea23bb05da2040533e39530a7ca1d19d92e84