[INFO] updating cached repository luojia65/huaji-lang [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/luojia65/huaji-lang [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/luojia65/huaji-lang" "work/ex/clippy-test-run/sources/stable/gh/luojia65/huaji-lang"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/luojia65/huaji-lang'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/luojia65/huaji-lang" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/luojia65/huaji-lang"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/luojia65/huaji-lang'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6b50defc9418a8d06c6b653219c6eaae4f6d260b [INFO] sha for GitHub repo luojia65/huaji-lang: 6b50defc9418a8d06c6b653219c6eaae4f6d260b [INFO] validating manifest of luojia65/huaji-lang 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 luojia65/huaji-lang 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 luojia65/huaji-lang [INFO] finished frobbing luojia65/huaji-lang [INFO] frobbed toml for luojia65/huaji-lang written to work/ex/clippy-test-run/sources/stable/gh/luojia65/huaji-lang/Cargo.toml [INFO] started frobbing luojia65/huaji-lang [INFO] finished frobbing luojia65/huaji-lang [INFO] frobbed toml for luojia65/huaji-lang written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/luojia65/huaji-lang/Cargo.toml [INFO] crate luojia65/huaji-lang has a lockfile. skipping [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 luojia65/huaji-lang 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/gh/luojia65/huaji-lang:/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] a539d64743466cf9d5254f1df90920bca4209a8ce23569e2b92e172e05b1d0fe [INFO] running `"docker" "start" "-a" "a539d64743466cf9d5254f1df90920bca4209a8ce23569e2b92e172e05b1d0fe"` [INFO] [stderr] Compiling cranelift-entity v0.24.0 [INFO] [stderr] Compiling peg v0.5.7 [INFO] [stderr] Compiling serde_json v1.0.33 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling cranelift-codegen-meta v0.24.0 [INFO] [stderr] Checking cranelift-bforest v0.24.0 [INFO] [stderr] Compiling cranelift-codegen v0.24.0 [INFO] [stderr] Compiling huaji-lang v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling target-lexicon v0.2.0 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking cranelift-frontend v0.24.0 [INFO] [stderr] Checking cranelift v0.24.0 [INFO] [stderr] warning: this looks like an `else if` but the `else` is missing [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:54:60 [INFO] [stderr] | [INFO] [stderr] 54 | self . max_err_pos = pos ; self . expected . clear ( ) ; } if pos == self . [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::suspicious_else_formatting)] on by default [INFO] [stderr] = note: to remove this lint, add the missing `else` or add a new line before the second `if` [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_else_formatting [INFO] [stderr] [INFO] [stderr] warning: this looks like an `else if` but the `else` is missing [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:54:60 [INFO] [stderr] | [INFO] [stderr] 54 | self . max_err_pos = pos ; self . expected . clear ( ) ; } if pos == self . [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::suspicious_else_formatting)] on by default [INFO] [stderr] = note: to remove this lint, add the missing `else` or add a new line before the second `if` [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_else_formatting [INFO] [stderr] [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:14:6 [INFO] [stderr] | [INFO] [stderr] 14 | ; if self . expected . len ( ) == 0 { write ! ( fmt , "EOF" ) ? ; } else if [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self . expected.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: You appear to be counting bytes the naive way [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:46:46 [INFO] [stderr] | [INFO] [stderr] 46 | let before = & input [ .. pos ] ; let line = before . as_bytes ( ) . iter ( [INFO] [stderr] | ______________________________________________^ [INFO] [stderr] 47 | | ) . filter ( | && c | c == b'\n' ) . count ( ) + 1 ; let col = before . chars [INFO] [stderr] | |_______________________________________________^ help: Consider using the bytecount crate: `bytecount::count(before . as_bytes ( ), b'\n')` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::naive_bytecount)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#naive_bytecount [INFO] [stderr] [INFO] [stderr] warning: passing a unit value to a function [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:73:776 [INFO] [stderr] | [INFO] [stderr] 73 | fn __parse_literal < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize ) -> RuleResult < Expr > { # ! [ allow ( non_snake_case , unused ) ] { let __choice_res = { __state . suppress_fail += 1 ; let res = { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , } } else { __state . mark_failure ( __pos , "[0-9]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , n ) => { Matched ( __pos , { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::unit_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg [INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead [INFO] [stderr] | [INFO] [stderr] 73 | fn __parse_literal < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize ) -> RuleResult < Expr > { # ! [ allow ( non_snake_case , unused ) ] { let __choice_res = { __state . suppress_fail += 1 ; let res = { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , } } else { __state . mark_failure ( __pos , "[0-9]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( () ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , n ) => { Matched ( __pos , { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: length comparison to one [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:73:821 [INFO] [stderr] | [INFO] [stderr] 73 | fn __parse_literal < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize ) -> RuleResult < Expr > { # ! [ allow ( non_snake_case , unused ) ] { let __choice_res = { __state . suppress_fail += 1 ; let res = { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , } } else { __state . mark_failure ( __pos , "[0-9]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , n ) => { Matched ( __pos , { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!__repeat_value.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: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration) [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:77:2 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn statements < 'input > ( __input : & 'input str ) -> ParseResult < Vec > { # ! [ allow ( non_snake_case , unused ) ] let mut __state = ParseState :: new ( ) ; match __parse_statements ( __input , & mut __state , 0 ) { Matched ( __pos , __value ) => { if __pos == __input . len ( ) { return Ok ( __value ) } } _ => { } } let ( __line , __col ) = pos_to_line ( __input , __state . max_err_pos ) ; Err ( ParseError { line : __line , column : __col , offset : __state . max_err_pos , expected : __state . expected , } ) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_lifetimes)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:77:173 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn statements < 'input > ( __input : & 'input str ) -> ParseResult < Vec > { # ! [ allow ( non_snake_case , unused ) ] let mut __state = ParseState :: new ( ) ; match __parse_statements ( __input , & mut __state , 0 ) { Matched ( __pos , __value ) => { if __pos == __input . len ( ) { return Ok ( __value ) } } _ => { } } let ( __line , __col ) = pos_to_line ( __input , __state . max_err_pos ) ; Err ( ParseError { line : __line , column : __col , offset : __state . max_err_pos , expected : __state . expected , } ) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `if let Matched ( __pos , __value ) = __parse_statements ( __input , & mut __state , 0 ) { if __pos == __input . len ( ) { return Ok ( __value ) } }` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_match)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:14:6 [INFO] [stderr] | [INFO] [stderr] 14 | ; if self . expected . len ( ) == 0 { write ! ( fmt , "EOF" ) ? ; } else if [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self . expected.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: You appear to be counting bytes the naive way [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:46:46 [INFO] [stderr] | [INFO] [stderr] 46 | let before = & input [ .. pos ] ; let line = before . as_bytes ( ) . iter ( [INFO] [stderr] | ______________________________________________^ [INFO] [stderr] 47 | | ) . filter ( | && c | c == b'\n' ) . count ( ) + 1 ; let col = before . chars [INFO] [stderr] | |_______________________________________________^ help: Consider using the bytecount crate: `bytecount::count(before . as_bytes ( ), b'\n')` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::naive_bytecount)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#naive_bytecount [INFO] [stderr] [INFO] [stderr] warning: passing a unit value to a function [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:73:776 [INFO] [stderr] | [INFO] [stderr] 73 | fn __parse_literal < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize ) -> RuleResult < Expr > { # ! [ allow ( non_snake_case , unused ) ] { let __choice_res = { __state . suppress_fail += 1 ; let res = { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , } } else { __state . mark_failure ( __pos , "[0-9]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , n ) => { Matched ( __pos , { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::unit_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg [INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead [INFO] [stderr] | [INFO] [stderr] 73 | fn __parse_literal < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize ) -> RuleResult < Expr > { # ! [ allow ( non_snake_case , unused ) ] { let __choice_res = { __state . suppress_fail += 1 ; let res = { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , } } else { __state . mark_failure ( __pos , "[0-9]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( () ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , n ) => { Matched ( __pos , { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: length comparison to one [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:73:821 [INFO] [stderr] | [INFO] [stderr] 73 | fn __parse_literal < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize ) -> RuleResult < Expr > { # ! [ allow ( non_snake_case , unused ) ] { let __choice_res = { __state . suppress_fail += 1 ; let res = { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , } } else { __state . mark_failure ( __pos , "[0-9]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , n ) => { Matched ( __pos , { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!__repeat_value.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: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration) [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:77:2 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn statements < 'input > ( __input : & 'input str ) -> ParseResult < Vec > { # ! [ allow ( non_snake_case , unused ) ] let mut __state = ParseState :: new ( ) ; match __parse_statements ( __input , & mut __state , 0 ) { Matched ( __pos , __value ) => { if __pos == __input . len ( ) { return Ok ( __value ) } } _ => { } } let ( __line , __col ) = pos_to_line ( __input , __state . max_err_pos ) ; Err ( ParseError { line : __line , column : __col , offset : __state . max_err_pos , expected : __state . expected , } ) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_lifetimes)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> /opt/crater/target/debug/build/huaji-lang-dc6498073d9eb0c7/out/huaji.rs:77:173 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn statements < 'input > ( __input : & 'input str ) -> ParseResult < Vec > { # ! [ allow ( non_snake_case , unused ) ] let mut __state = ParseState :: new ( ) ; match __parse_statements ( __input , & mut __state , 0 ) { Matched ( __pos , __value ) => { if __pos == __input . len ( ) { return Ok ( __value ) } } _ => { } } let ( __line , __col ) = pos_to_line ( __input , __state . max_err_pos ) ; Err ( ParseError { line : __line , column : __col , offset : __state . max_err_pos , expected : __state . expected , } ) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `if let Matched ( __pos , __value ) = __parse_statements ( __input , & mut __state , 0 ) { if __pos == __input . len ( ) { return Ok ( __value ) } }` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_match)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.70s [INFO] running `"docker" "inspect" "a539d64743466cf9d5254f1df90920bca4209a8ce23569e2b92e172e05b1d0fe"` [INFO] running `"docker" "rm" "-f" "a539d64743466cf9d5254f1df90920bca4209a8ce23569e2b92e172e05b1d0fe"` [INFO] [stdout] a539d64743466cf9d5254f1df90920bca4209a8ce23569e2b92e172e05b1d0fe