[INFO] updating cached repository andrewhickman/lang
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/andrewhickman/lang
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/andrewhickman/lang" "work/ex/clippy-test-run/sources/stable/gh/andrewhickman/lang"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/andrewhickman/lang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/andrewhickman/lang" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/andrewhickman/lang"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/andrewhickman/lang'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1eb85f252469b27eed2eece9e66c9ff7d2197d41
[INFO] sha for GitHub repo andrewhickman/lang: 1eb85f252469b27eed2eece9e66c9ff7d2197d41
[INFO] validating manifest of andrewhickman/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 andrewhickman/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 andrewhickman/lang
[INFO] finished frobbing andrewhickman/lang
[INFO] frobbed toml for andrewhickman/lang written to work/ex/clippy-test-run/sources/stable/gh/andrewhickman/lang/Cargo.toml
[INFO] started frobbing andrewhickman/lang
[INFO] finished frobbing andrewhickman/lang
[INFO] frobbed toml for andrewhickman/lang written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/andrewhickman/lang/Cargo.toml
[INFO] crate andrewhickman/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 andrewhickman/lang against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/andrewhickman/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] e2ca96f10a8ea77fef98e64e8a1251e48096c9cd5ff5add2c4bd8ca0372ead8a
[INFO] running `"docker" "start" "-a" "e2ca96f10a8ea77fef98e64e8a1251e48096c9cd5ff5add2c4bd8ca0372ead8a"`
[INFO] [stderr]     Checking lang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:66:47
[INFO] [stderr]    |
[INFO] [stderr] 66 |               '+' => if self.eat('=') { PlusEq } else 
[INFO] [stderr]    |  _______________________________________________^
[INFO] [stderr] 67 | |                    if self.eat('+') { PlusPlus } else { Plus },
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::suspicious_else_formatting)] on by default
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:68:48
[INFO] [stderr]    |
[INFO] [stderr] 68 |               '-' => if self.eat('=') { MinusEq } else 
[INFO] [stderr]    |  ________________________________________________^
[INFO] [stderr] 69 | |                    if self.eat('-') { MinusMinus } else 
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:69:51
[INFO] [stderr]    |
[INFO] [stderr] 69 |                      if self.eat('-') { MinusMinus } else 
[INFO] [stderr]    |  ___________________________________________________^
[INFO] [stderr] 70 | |                    if self.eat('>') { Arrow } else { Minus },
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:71:46
[INFO] [stderr]    |
[INFO] [stderr] 71 |               '&' => if self.eat('=') { AndEq } else 
[INFO] [stderr]    |  ______________________________________________^
[INFO] [stderr] 72 | |                    if self.eat('&') { AndAnd } else { And },
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:73:45
[INFO] [stderr]    |
[INFO] [stderr] 73 |               '|' => if self.eat('=') { OrEq } else 
[INFO] [stderr]    |  _____________________________________________^
[INFO] [stderr] 74 | |                    if self.eat('|') { OrOr } else { Or },
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:85:43
[INFO] [stderr]    |
[INFO] [stderr] 85 |               '<' => if self.eat('=') { Le } else 
[INFO] [stderr]    |  ___________________________________________^
[INFO] [stderr] 86 | |                    if self.eat('<') { 
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:89:43
[INFO] [stderr]    |
[INFO] [stderr] 89 |               '>' => if self.eat('=') { Ge } else 
[INFO] [stderr]    |  ___________________________________________^
[INFO] [stderr] 90 | |                    if self.eat('>') { 
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:66:47
[INFO] [stderr]    |
[INFO] [stderr] 66 |               '+' => if self.eat('=') { PlusEq } else 
[INFO] [stderr]    |  _______________________________________________^
[INFO] [stderr] 67 | |                    if self.eat('+') { PlusPlus } else { Plus },
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::suspicious_else_formatting)] on by default
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:68:48
[INFO] [stderr]    |
[INFO] [stderr] 68 |               '-' => if self.eat('=') { MinusEq } else 
[INFO] [stderr]    |  ________________________________________________^
[INFO] [stderr] 69 | |                    if self.eat('-') { MinusMinus } else 
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:69:51
[INFO] [stderr]    |
[INFO] [stderr] 69 |                      if self.eat('-') { MinusMinus } else 
[INFO] [stderr]    |  ___________________________________________________^
[INFO] [stderr] 70 | |                    if self.eat('>') { Arrow } else { Minus },
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:71:46
[INFO] [stderr]    |
[INFO] [stderr] 71 |               '&' => if self.eat('=') { AndEq } else 
[INFO] [stderr]    |  ______________________________________________^
[INFO] [stderr] 72 | |                    if self.eat('&') { AndAnd } else { And },
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:73:45
[INFO] [stderr]    |
[INFO] [stderr] 73 |               '|' => if self.eat('=') { OrEq } else 
[INFO] [stderr]    |  _____________________________________________^
[INFO] [stderr] 74 | |                    if self.eat('|') { OrOr } else { Or },
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:85:43
[INFO] [stderr]    |
[INFO] [stderr] 85 |               '<' => if self.eat('=') { Le } else 
[INFO] [stderr]    |  ___________________________________________^
[INFO] [stderr] 86 | |                    if self.eat('<') { 
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 is an `else if` but the formatting might hide it
[INFO] [stderr]   --> src/syntax/lex/mod.rs:89:43
[INFO] [stderr]    |
[INFO] [stderr] 89 |               '>' => if self.eat('=') { Ge } else 
[INFO] [stderr]    |  ___________________________________________^
[INFO] [stderr] 90 | |                    if self.eat('>') { 
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, remove the `else` or remove the new line between `else` and `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 .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/ast/print.rs:127:35
[INFO] [stderr]     |
[INFO] [stderr] 127 |                 let mut tys = tys.into_iter();
[INFO] [stderr]     |                                   ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/ast/print.rs:138:35
[INFO] [stderr]     |
[INFO] [stderr] 138 |                 let mut tys = tys.into_iter();
[INFO] [stderr]     |                                   ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 26
[INFO] [stderr]   --> src/syntax/lex/mod.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     fn next(&mut self) -> Self::Item {
[INFO] [stderr] 42 | |         use self::Token::*;
[INFO] [stderr] 43 | |
[INFO] [stderr] 44 | |         self.eat_while(char::is_whitespace);
[INFO] [stderr] ...  |
[INFO] [stderr] 98 | |         }
[INFO] [stderr] 99 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]    = help: you could split it up into multiple smaller functions
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[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]   --> src/syntax/parse/error.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | / pub fn err<'src, E: fmt::Display, T>(expected: E, found: Token<'src>) -> Result<T, Error<'src>> {
[INFO] [stderr] 21 | |     Err(Error::new(expected, found))
[INFO] [stderr] 22 | | }
[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: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/ast/print.rs:127:35
[INFO] [stderr]     |
[INFO] [stderr] 127 |                 let mut tys = tys.into_iter();
[INFO] [stderr]     |                                   ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/ast/print.rs:138:35
[INFO] [stderr]     |
[INFO] [stderr] 138 |                 let mut tys = tys.into_iter();
[INFO] [stderr]     |                                   ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 26
[INFO] [stderr]   --> src/syntax/lex/mod.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     fn next(&mut self) -> Self::Item {
[INFO] [stderr] 42 | |         use self::Token::*;
[INFO] [stderr] 43 | |
[INFO] [stderr] 44 | |         self.eat_while(char::is_whitespace);
[INFO] [stderr] ...  |
[INFO] [stderr] 98 | |         }
[INFO] [stderr] 99 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]    = help: you could split it up into multiple smaller functions
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 53
[INFO] [stderr]    --> src/syntax/lex/mod.rs:103:1
[INFO] [stderr]     |
[INFO] [stderr] 103 | / fn test_lexer() {
[INFO] [stderr] 104 | |     use super::Token::*;
[INFO] [stderr] 105 | |
[INFO] [stderr] 106 | |     let mut lexer = Lexer::new("abc ᚠᛇᚻ Laȝamon γλῶσσα ಸಂಭವಿಸು 123 * / % + - >> << <= < >= > == != 
[INFO] [stderr] ...   |
[INFO] [stderr] 160 | |     assert_eq!(lexer.next(), Eof);
[INFO] [stderr] 161 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[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]   --> src/syntax/parse/error.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | / pub fn err<'src, E: fmt::Display, T>(expected: E, found: Token<'src>) -> Result<T, Error<'src>> {
[INFO] [stderr] 21 | |     Err(Error::new(expected, found))
[INFO] [stderr] 22 | | }
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `"docker" "inspect" "e2ca96f10a8ea77fef98e64e8a1251e48096c9cd5ff5add2c4bd8ca0372ead8a"`
[INFO] running `"docker" "rm" "-f" "e2ca96f10a8ea77fef98e64e8a1251e48096c9cd5ff5add2c4bd8ca0372ead8a"`
[INFO] [stdout] e2ca96f10a8ea77fef98e64e8a1251e48096c9cd5ff5add2c4bd8ca0372ead8a