[INFO] crate pact_mock_server_cli 0.4.0 is already in cache [INFO] extracting crate pact_mock_server_cli 0.4.0 into work/ex/clippy-test-run/sources/stable/reg/pact_mock_server_cli/0.4.0 [INFO] extracting crate pact_mock_server_cli 0.4.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/pact_mock_server_cli/0.4.0 [INFO] validating manifest of pact_mock_server_cli-0.4.0 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 pact_mock_server_cli-0.4.0 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 pact_mock_server_cli-0.4.0 [INFO] finished frobbing pact_mock_server_cli-0.4.0 [INFO] frobbed toml for pact_mock_server_cli-0.4.0 written to work/ex/clippy-test-run/sources/stable/reg/pact_mock_server_cli/0.4.0/Cargo.toml [INFO] started frobbing pact_mock_server_cli-0.4.0 [INFO] finished frobbing pact_mock_server_cli-0.4.0 [INFO] frobbed toml for pact_mock_server_cli-0.4.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/pact_mock_server_cli/0.4.0/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 pact_mock_server_cli-0.4.0 against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/pact_mock_server_cli/0.4.0:/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] aba51b2cc07858b54aa24ead437ab689c66421500488f9c58ca26b99d2141e70 [INFO] running `"docker" "start" "-a" "aba51b2cc07858b54aa24ead437ab689c66421500488f9c58ca26b99d2141e70"` [INFO] [stderr] Checking indextree v1.3.0 [INFO] [stderr] Checking p-macro v0.2.0 [INFO] [stderr] Checking base64 v0.7.0 [INFO] [stderr] Checking simplelog v0.4.4 [INFO] [stderr] Compiling skeptic v0.4.0 [INFO] [stderr] Checking webmachine-rust v0.0.0 [INFO] [stderr] Checking pact_matching v0.4.5 [INFO] [stderr] Compiling expectest v0.5.1 [INFO] [stderr] Checking pact_mock_server v0.4.0 [INFO] [stderr] Checking pact_mock_server_cli v0.4.0 (/opt/crater/workdir) [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/list.rs:42:55 [INFO] [stderr] | [INFO] [stderr] 42 | "Provider", provider_len, "Verification State"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::print_literal)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/list.rs:42:55 [INFO] [stderr] | [INFO] [stderr] 42 | "Provider", provider_len, "Verification State"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::print_literal)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change [INFO] [stderr] --> src/server.rs:54:75 [INFO] [stderr] | [INFO] [stderr] 54 | match start_mock_server(mock_server_id.clone(), pact, get_next_port(base_port) as i32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(get_next_port(base_port))` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::cast_lossless)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: casting i32 to i64 may become silently lossy if types change [INFO] [stderr] --> src/server.rs:58:52 [INFO] [stderr] | [INFO] [stderr] 58 | s!("port") : json!(mock_server as i64), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: try: `i64::from(mock_server)` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: using `clone` on a `Copy` type [INFO] [stderr] --> src/server.rs:127:71 [INFO] [stderr] | [INFO] [stderr] 127 | process_post: Box::new(move |context| start_provider(context, base_port.deref().clone())), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*base_port.deref()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::clone_on_copy)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/server.rs:137:24 [INFO] [stderr] | [INFO] [stderr] 137 | .split("/") [INFO] [stderr] | ^^^ help: try using a char instead: `'/'` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: length comparison to one [INFO] [stderr] --> src/server.rs:141:16 [INFO] [stderr] | [INFO] [stderr] 141 | if paths.len() >= 1 && paths.len() <= 2 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!paths.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: this creates an owned instance just for comparison [INFO] [stderr] --> src/server.rs:148:41 [INFO] [stderr] | [INFO] [stderr] 148 | paths[1] == s!("verify") [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::cmp_owned)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise [INFO] [stderr] --> src/server.rs:162:30 [INFO] [stderr] | [INFO] [stderr] 162 | let id = context.metadata.get(&s!("id")).unwrap().clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&context.metadata[&s!("id")]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::get_unwrap)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap [INFO] [stderr] [INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise [INFO] [stderr] --> src/server.rs:172:27 [INFO] [stderr] | [INFO] [stderr] 172 | let subpath = context.metadata.get(&s!("subpath")).unwrap().clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&context.metadata[&s!("subpath")]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap [INFO] [stderr] [INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise [INFO] [stderr] --> src/server.rs:182:30 [INFO] [stderr] | [INFO] [stderr] 182 | let id = context.metadata.get(&s!("id")).unwrap().clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&context.metadata[&s!("id")]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/list.rs:9:16 [INFO] [stderr] | [INFO] [stderr] 9 | Some(v) => match v { [INFO] [stderr] | ________________^ [INFO] [stderr] 10 | | &Value::String(ref s) => s.clone(), [INFO] [stderr] 11 | | _ => v.to_string() [INFO] [stderr] 12 | | }, [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] 9 | Some(v) => match *v { [INFO] [stderr] 10 | Value::String(ref s) => s.clone(), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of `ok_or` followed by a function call [INFO] [stderr] --> src/verify.rs:77:8 [INFO] [stderr] | [INFO] [stderr] 77 | }).ok_or(format!("No mock server running with port '{}'", id)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| format!("No mock server running with port '{}'", id))` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::or_fun_call)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call [INFO] [stderr] [INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change [INFO] [stderr] --> src/verify.rs:68:32 [INFO] [stderr] | [INFO] [stderr] 68 | lookup_mock_server_by_port(id as i32, &|ref ms| { [INFO] [stderr] | ^^^^^^^^^ help: try: `i32::from(id)` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do. [INFO] [stderr] --> src/verify.rs:80:22 [INFO] [stderr] | [INFO] [stderr] 80 | fn validate_uuid(id: &String) -> Result { [INFO] [stderr] | ^^^^^^^ help: change this to: `&str` [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: use of `ok_or` followed by a function call [INFO] [stderr] --> src/verify.rs:90:8 [INFO] [stderr] | [INFO] [stderr] 90 | }).ok_or(format!("No mock server running with id '{}'", id)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| format!("No mock server running with id '{}'", id))` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call [INFO] [stderr] [INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change [INFO] [stderr] --> src/server.rs:54:75 [INFO] [stderr] | [INFO] [stderr] 54 | match start_mock_server(mock_server_id.clone(), pact, get_next_port(base_port) as i32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i32::from(get_next_port(base_port))` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::cast_lossless)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: casting i32 to i64 may become silently lossy if types change [INFO] [stderr] --> src/server.rs:58:52 [INFO] [stderr] | [INFO] [stderr] 58 | s!("port") : json!(mock_server as i64), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: try: `i64::from(mock_server)` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: using `clone` on a `Copy` type [INFO] [stderr] --> src/server.rs:127:71 [INFO] [stderr] | [INFO] [stderr] 127 | process_post: Box::new(move |context| start_provider(context, base_port.deref().clone())), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*base_port.deref()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::clone_on_copy)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/server.rs:137:24 [INFO] [stderr] | [INFO] [stderr] 137 | .split("/") [INFO] [stderr] | ^^^ help: try using a char instead: `'/'` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: length comparison to one [INFO] [stderr] --> src/server.rs:141:16 [INFO] [stderr] | [INFO] [stderr] 141 | if paths.len() >= 1 && paths.len() <= 2 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!paths.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: this creates an owned instance just for comparison [INFO] [stderr] --> src/server.rs:148:41 [INFO] [stderr] | [INFO] [stderr] 148 | paths[1] == s!("verify") [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::cmp_owned)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise [INFO] [stderr] --> src/server.rs:162:30 [INFO] [stderr] | [INFO] [stderr] 162 | let id = context.metadata.get(&s!("id")).unwrap().clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&context.metadata[&s!("id")]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::get_unwrap)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap [INFO] [stderr] [INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise [INFO] [stderr] --> src/server.rs:172:27 [INFO] [stderr] | [INFO] [stderr] 172 | let subpath = context.metadata.get(&s!("subpath")).unwrap().clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&context.metadata[&s!("subpath")]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap [INFO] [stderr] [INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise [INFO] [stderr] --> src/server.rs:182:30 [INFO] [stderr] | [INFO] [stderr] 182 | let id = context.metadata.get(&s!("id")).unwrap().clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&context.metadata[&s!("id")]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/list.rs:9:16 [INFO] [stderr] | [INFO] [stderr] 9 | Some(v) => match v { [INFO] [stderr] | ________________^ [INFO] [stderr] 10 | | &Value::String(ref s) => s.clone(), [INFO] [stderr] 11 | | _ => v.to_string() [INFO] [stderr] 12 | | }, [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] 9 | Some(v) => match *v { [INFO] [stderr] 10 | Value::String(ref s) => s.clone(), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of `ok_or` followed by a function call [INFO] [stderr] --> src/verify.rs:77:8 [INFO] [stderr] | [INFO] [stderr] 77 | }).ok_or(format!("No mock server running with port '{}'", id)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| format!("No mock server running with port '{}'", id))` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::or_fun_call)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call [INFO] [stderr] [INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change [INFO] [stderr] --> src/verify.rs:68:32 [INFO] [stderr] | [INFO] [stderr] 68 | lookup_mock_server_by_port(id as i32, &|ref ms| { [INFO] [stderr] | ^^^^^^^^^ help: try: `i32::from(id)` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do. [INFO] [stderr] --> src/verify.rs:80:22 [INFO] [stderr] | [INFO] [stderr] 80 | fn validate_uuid(id: &String) -> Result { [INFO] [stderr] | ^^^^^^^ help: change this to: `&str` [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: use of `ok_or` followed by a function call [INFO] [stderr] --> src/verify.rs:90:8 [INFO] [stderr] | [INFO] [stderr] 90 | }).ok_or(format!("No mock server running with id '{}'", id)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| format!("No mock server running with id '{}'", id))` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call [INFO] [stderr] [INFO] [stderr] warning: called `is_some()` after searching an `Iterator` with find. This is more succinctly expressed by calling `any()`. [INFO] [stderr] --> src/main.rs:324:69 [INFO] [stderr] | [INFO] [stderr] 324 | Err(_) => TestResult::from_bool(s.is_empty() || s.chars().find(|ch| !ch.is_numeric() ).is_some()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::search_is_some)] on by default [INFO] [stderr] = note: replace `find(|ch| !ch.is_numeric()).is_some()` with `any(|ch| !ch.is_numeric())` [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#search_is_some [INFO] [stderr] [INFO] [stderr] warning: called `is_some()` after searching an `Iterator` with find. This is more succinctly expressed by calling `any()`. [INFO] [stderr] --> src/main.rs:344:86 [INFO] [stderr] | [INFO] [stderr] 344 | Err(_) => TestResult::from_bool(s.is_empty() || s.len() != 32 || s.chars().find(|ch| !ch.is_digit(16) ).is_some()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: replace `find(|ch| !ch.is_digit(16)).is_some()` with `any(|ch| !ch.is_digit(16))` [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#search_is_some [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.19s [INFO] running `"docker" "inspect" "aba51b2cc07858b54aa24ead437ab689c66421500488f9c58ca26b99d2141e70"` [INFO] running `"docker" "rm" "-f" "aba51b2cc07858b54aa24ead437ab689c66421500488f9c58ca26b99d2141e70"` [INFO] [stdout] aba51b2cc07858b54aa24ead437ab689c66421500488f9c58ca26b99d2141e70