[INFO] updating cached repository StelarCF/slancf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/StelarCF/slancf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/StelarCF/slancf" "work/ex/clippy-test-run/sources/stable/gh/StelarCF/slancf"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/StelarCF/slancf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/StelarCF/slancf" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/StelarCF/slancf"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/StelarCF/slancf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2832a239d91bf7ebb7caf74b3792c9c19308b03d
[INFO] sha for GitHub repo StelarCF/slancf: 2832a239d91bf7ebb7caf74b3792c9c19308b03d
[INFO] validating manifest of StelarCF/slancf 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 StelarCF/slancf 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 StelarCF/slancf
[INFO] finished frobbing StelarCF/slancf
[INFO] frobbed toml for StelarCF/slancf written to work/ex/clippy-test-run/sources/stable/gh/StelarCF/slancf/Cargo.toml
[INFO] started frobbing StelarCF/slancf
[INFO] finished frobbing StelarCF/slancf
[INFO] frobbed toml for StelarCF/slancf written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/StelarCF/slancf/Cargo.toml
[INFO] crate StelarCF/slancf 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 StelarCF/slancf against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/StelarCF/slancf:/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] 35c45c7368c75cfbf470dd45661ed7dc9f24b993838cbb3bb4d58060eb940281
[INFO] running `"docker" "start" "-a" "35c45c7368c75cfbf470dd45661ed7dc9f24b993838cbb3bb4d58060eb940281"`
[INFO] [stderr]     Checking slancf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     println!("");
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]   --> src/parser.rs:69:25
[INFO] [stderr]    |
[INFO] [stderr] 69 |                         print!("\n");
[INFO] [stderr]    |                         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::print_with_newline)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     println!("");
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]   --> src/parser.rs:69:25
[INFO] [stderr]    |
[INFO] [stderr] 69 |                         print!("\n");
[INFO] [stderr]    |                         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::print_with_newline)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lexer.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         return Ok(Literal::Float(f));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Literal::Float(f))`
[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: unneeded return statement
[INFO] [stderr]   --> src/lexer.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         return Ok(Literal::Integer(i))
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Literal::Integer(i))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/lexer.rs:60:16
[INFO] [stderr]    |
[INFO] [stderr] 60 |           } else {
[INFO] [stderr]    |  ________________^
[INFO] [stderr] 61 | |             if crt_string == "false" || crt_string == "true" {
[INFO] [stderr] 62 | |                 if crt_string == "false" {
[INFO] [stderr] 63 | |                     res.push(Token::Literal(Literal::Boolean(false)));
[INFO] [stderr] ...  |
[INFO] [stderr] 69 | |             }
[INFO] [stderr] 70 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 60 |         } else if crt_string == "false" || crt_string == "true" {
[INFO] [stderr] 61 |     if crt_string == "false" {
[INFO] [stderr] 62 |         res.push(Token::Literal(Literal::Boolean(false)));
[INFO] [stderr] 63 |     } else {
[INFO] [stderr] 64 |         res.push(Token::Literal(Literal::Boolean(true)));
[INFO] [stderr] 65 |     }
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/parser.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |         Ok(Type::Empty)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lexer.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         return Ok(Literal::Float(f));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Literal::Float(f))`
[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: unneeded return statement
[INFO] [stderr]   --> src/lexer.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         return Ok(Literal::Integer(i))
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Literal::Integer(i))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/lexer.rs:60:16
[INFO] [stderr]    |
[INFO] [stderr] 60 |           } else {
[INFO] [stderr]    |  ________________^
[INFO] [stderr] 61 | |             if crt_string == "false" || crt_string == "true" {
[INFO] [stderr] 62 | |                 if crt_string == "false" {
[INFO] [stderr] 63 | |                     res.push(Token::Literal(Literal::Boolean(false)));
[INFO] [stderr] ...  |
[INFO] [stderr] 69 | |             }
[INFO] [stderr] 70 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 60 |         } else if crt_string == "false" || crt_string == "true" {
[INFO] [stderr] 61 |     if crt_string == "false" {
[INFO] [stderr] 62 |         res.push(Token::Literal(Literal::Boolean(false)));
[INFO] [stderr] 63 |     } else {
[INFO] [stderr] 64 |         res.push(Token::Literal(Literal::Boolean(true)));
[INFO] [stderr] 65 |     }
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lexer.rs:87:17
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 nr_parant = nr_parant + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `nr_parant += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lexer.rs:89:17
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 nr_parant = nr_parant - 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `nr_parant -= 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `into_*` usually take self by value; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/parser.rs:28:18
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn into_type(&mut self, token: Token) -> Result<Type, &'static str> {
[INFO] [stderr]    |                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/parser.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn parse(&mut self, expression: &Vec<Token>) -> Result<Type, &'static str> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: change this to: `&[Token]`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 | /                 match parser.accept(tokens) {
[INFO] [stderr] 49 | |                     Err(error) => {
[INFO] [stderr] 50 | |                         printerr!("{}", error);
[INFO] [stderr] 51 | |                         panic!("Interpreter error");
[INFO] [stderr] 52 | |                     }
[INFO] [stderr] 53 | |                     _ => {}
[INFO] [stderr] 54 | |                 }
[INFO] [stderr]    | |_________________^
[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] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 if let Err(error) = parser.accept(tokens) {
[INFO] [stderr] 49 |     printerr!("{}", error);
[INFO] [stderr] 50 |     panic!("Interpreter error");
[INFO] [stderr] 51 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/parser.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |         Ok(Type::Empty)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lexer.rs:87:17
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 nr_parant = nr_parant + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `nr_parant += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lexer.rs:89:17
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 nr_parant = nr_parant - 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `nr_parant -= 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `into_*` usually take self by value; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/parser.rs:28:18
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn into_type(&mut self, token: Token) -> Result<Type, &'static str> {
[INFO] [stderr]    |                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/parser.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn parse(&mut self, expression: &Vec<Token>) -> Result<Type, &'static str> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: change this to: `&[Token]`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 | /                 match parser.accept(tokens) {
[INFO] [stderr] 49 | |                     Err(error) => {
[INFO] [stderr] 50 | |                         printerr!("{}", error);
[INFO] [stderr] 51 | |                         panic!("Interpreter error");
[INFO] [stderr] 52 | |                     }
[INFO] [stderr] 53 | |                     _ => {}
[INFO] [stderr] 54 | |                 }
[INFO] [stderr]    | |_________________^
[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] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 if let Err(error) = parser.accept(tokens) {
[INFO] [stderr] 49 |     printerr!("{}", error);
[INFO] [stderr] 50 |     panic!("Interpreter error");
[INFO] [stderr] 51 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "35c45c7368c75cfbf470dd45661ed7dc9f24b993838cbb3bb4d58060eb940281"`
[INFO] running `"docker" "rm" "-f" "35c45c7368c75cfbf470dd45661ed7dc9f24b993838cbb3bb4d58060eb940281"`
[INFO] [stdout] 35c45c7368c75cfbf470dd45661ed7dc9f24b993838cbb3bb4d58060eb940281