[INFO] updating cached repository tkyk0317/rcc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tkyk0317/rcc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tkyk0317/rcc" "work/ex/clippy-test-run/sources/stable/gh/tkyk0317/rcc"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/tkyk0317/rcc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tkyk0317/rcc" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tkyk0317/rcc"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tkyk0317/rcc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 114de612abd069ec64c21a9f7e5c66f2576d0ca7
[INFO] sha for GitHub repo tkyk0317/rcc: 114de612abd069ec64c21a9f7e5c66f2576d0ca7
[INFO] validating manifest of tkyk0317/rcc 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 tkyk0317/rcc 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 tkyk0317/rcc
[INFO] finished frobbing tkyk0317/rcc
[INFO] frobbed toml for tkyk0317/rcc written to work/ex/clippy-test-run/sources/stable/gh/tkyk0317/rcc/Cargo.toml
[INFO] started frobbing tkyk0317/rcc
[INFO] finished frobbing tkyk0317/rcc
[INFO] frobbed toml for tkyk0317/rcc written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tkyk0317/rcc/Cargo.toml
[INFO] crate tkyk0317/rcc 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 tkyk0317/rcc against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tkyk0317/rcc:/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 -Dclippy::into_iter_on_array" "-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] 175d1ea80932432c493c6f3d122b6016b3f1ab7abc8e40421a2b019327b4a002
[INFO] running `"docker" "start" "-a" "175d1ea80932432c493c6f3d122b6016b3f1ab7abc8e40421a2b019327b4a002"`
[INFO] [stderr]     Checking rcc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/asm.rs:94:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |             var_table: var_table,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `var_table`
[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/asm.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |             func_table: func_table,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `func_table`
[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: redundant field names in struct initialization
[INFO] [stderr]    --> src/ast.rs:116:19
[INFO] [stderr]     |
[INFO] [stderr] 116 |         AstTree { tree: tree }
[INFO] [stderr]     |                   ^^^^^^^^^^ help: replace it with: `tree`
[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: redundant field names in struct initialization
[INFO] [stderr]    --> src/ast.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |             tokens: tokens,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `tokens`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/lexer.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             name: name,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `name`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/lexer.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             input: input,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `input`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/semantic.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |             ast: ast,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `ast`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/semantic.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             vars: vars,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `vars`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/semantic.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |             funcs: funcs,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `funcs`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |             name: name,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `name`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |             row: row,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `row`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             col: col,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `col`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |             token: token,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `token`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |             val: val,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `val`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/asm.rs:94:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |             var_table: var_table,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `var_table`
[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/asm.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |             func_table: func_table,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `func_table`
[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: redundant field names in struct initialization
[INFO] [stderr]    --> src/ast.rs:116:19
[INFO] [stderr]     |
[INFO] [stderr] 116 |         AstTree { tree: tree }
[INFO] [stderr]     |                   ^^^^^^^^^^ help: replace it with: `tree`
[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: redundant field names in struct initialization
[INFO] [stderr]    --> src/ast.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |             tokens: tokens,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `tokens`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/lexer.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             name: name,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `name`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/lexer.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             input: input,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `input`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/semantic.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |             ast: ast,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `ast`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/semantic.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             vars: vars,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `vars`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/semantic.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |             funcs: funcs,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `funcs`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |             name: name,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `name`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |             row: row,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `row`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             col: col,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `col`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |             token: token,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `token`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/token.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |             val: val,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `val`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/asm.rs:78:14
[INFO] [stderr]    |
[INFO] [stderr] 78 | const REGS: &'static [&str] = &["rdi", "rsi", "rdx", "rcx", "r8", "r9"];
[INFO] [stderr]    |             -^^^^^^^------- help: consider removing `'static`: `&[&str]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lexer.rs:163:13
[INFO] [stderr]     |
[INFO] [stderr] 163 |             return (d.0, d.1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(d.0, d.1)`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/asm.rs:78:14
[INFO] [stderr]    |
[INFO] [stderr] 78 | const REGS: &'static [&str] = &["rdi", "rsi", "rdx", "rcx", "r8", "r9"];
[INFO] [stderr]    |             -^^^^^^^------- help: consider removing `'static`: `&[&str]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lexer.rs:163:13
[INFO] [stderr]     |
[INFO] [stderr] 163 |             return (d.0, d.1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(d.0, d.1)`
[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: field is never used: `func_table`
[INFO] [stderr]   --> src/asm.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     func_table: &'a SymbolTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `StringData`
[INFO] [stderr]  --> src/string.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct StringData {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/string.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new() -> StringData {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `push`
[INFO] [stderr]   --> src/string.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn push(&mut self, c: char) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/asm.rs:157:50
[INFO] [stderr]     |
[INFO] [stderr] 157 |     fn generate_funcdef(&mut self, _t: &Type, a: &String, b: &AstType, c: &AstType) {
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/asm.rs:183:42
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn generate_func_start(&mut self, a: &String) {
[INFO] [stderr]     |                                          ^^^^^^^ help: change this to: `&str`
[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: useless use of `format!`
[INFO] [stderr]    --> src/asm.rs:196:21
[INFO] [stderr]     |
[INFO] [stderr] 196 |         self.inst = format!("{}", start);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `start.to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[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: casting i32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/asm.rs:219:58
[INFO] [stderr]     |
[INFO] [stderr] 219 |                         self.gen.movl_dst("eax", "rbp", -(p as i64))
[INFO] [stderr]     |                                                          ^^^^^^^^^^ help: try: `i64::from(p)`
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/asm.rs:476:50
[INFO] [stderr]     |
[INFO] [stderr] 476 |     fn generate_variable(&mut self, t: &Type, v: &String) {
[INFO] [stderr]     |                                                  ^^^^^^^ help: change this to: `&str`
[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: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/asm.rs:507:27
[INFO] [stderr]     |
[INFO] [stderr] 507 |                         v.into_iter().rev().for_each(|d| self.generate(d));
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/asm.rs:530:39
[INFO] [stderr]     |
[INFO] [stderr] 530 |     fn generate_func_symbol(&self, s: &String) -> String {
[INFO] [stderr]     |                                       ^^^^^^^ help: change this to: `&str`
[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]    --> src/ast.rs:128:24
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn new(tokens: &'a Vec<TokenInfo>) -> AstGen<'a> {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^ help: change this to: `&[TokenInfo]`
[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: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/ast.rs:195:22
[INFO] [stderr]     |
[INFO] [stderr] 195 |     fn is_type_token(&mut self) -> bool {
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/ast.rs:232:12
[INFO] [stderr]     |
[INFO] [stderr] 232 |         if false == self.is_type_token() {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_type_token()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::bool_comparison)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[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/ast.rs:256:39
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn sub_statement(&mut self, expr: &Vec<AstType>) -> Vec<AstType> {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn sub_statement(&mut self, expr: &[AstType]) -> Vec<AstType> {
[INFO] [stderr]     |                                       ^^^^^^^^^^
[INFO] [stderr] help: change `expr.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let mut stmt = expr.to_owned();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]   --> src/lexer.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 |         while false == self.is_eof() {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_eof()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[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/lexer.rs:39:13
[INFO] [stderr]     |
[INFO] [stderr] 39  | /             match self.next() {
[INFO] [stderr] 40  | |                 Some(v) => {
[INFO] [stderr] 41  | |                     let token = match v {
[INFO] [stderr] 42  | |                         s if true == s.is_alphabetic() || s == '_' => {
[INFO] [stderr] ...   |
[INFO] [stderr] 134 | |                 _ => {}
[INFO] [stderr] 135 | |             }
[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] 39  |             if let Some(v) = self.next() {
[INFO] [stderr] 40  |     let token = match v {
[INFO] [stderr] 41  |         s if true == s.is_alphabetic() || s == '_' => {
[INFO] [stderr] 42  |             if let Some(t) = self.generate_type(s) {
[INFO] [stderr] 43  |                 t
[INFO] [stderr] 44  |             } else if let Some(t) = self.generate_statement(s) {
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |                         s if true == s.is_alphabetic() || s == '_' => {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `s.is_alphabetic()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |                             if true == self.is_equal(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_equal(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:61:32
[INFO] [stderr]    |
[INFO] [stderr] 61 |                             if true == self.is_not_equal(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_not_equal(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:70:32
[INFO] [stderr]    |
[INFO] [stderr] 70 |                             if true == self.is_greater_than_equal(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_greater_than_equal(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:75:39
[INFO] [stderr]    |
[INFO] [stderr] 75 |                             } else if true == self.is_right_shift(v) {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_right_shift(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:84:32
[INFO] [stderr]    |
[INFO] [stderr] 84 |                             if true == self.is_less_than_equal(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_less_than_equal(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:88:39
[INFO] [stderr]    |
[INFO] [stderr] 88 |                             } else if true == self.is_left_shift(v) {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_left_shift(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:97:32
[INFO] [stderr]    |
[INFO] [stderr] 97 |                             if true == self.is_logical_and(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_logical_and(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:105:32
[INFO] [stderr]     |
[INFO] [stderr] 105 |                             if true == self.is_logical_or(v) {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_logical_or(v)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:179:15
[INFO] [stderr]     |
[INFO] [stderr] 179 |         while false == self.is_eof() && self.read().is_ascii_whitespace() {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_eof()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:216:15
[INFO] [stderr]     |
[INFO] [stderr] 216 |         while false == self.is_eof() && true == self.read().is_digit(10) {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_eof()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:216:41
[INFO] [stderr]     |
[INFO] [stderr] 216 |         while false == self.is_eof() && true == self.read().is_digit(10) {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.read().is_digit(10)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:227:15
[INFO] [stderr]     |
[INFO] [stderr] 227 |         while false == self.is_eof() && self.is_variable(self.read()) {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_eof()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:239:17
[INFO] [stderr]     |
[INFO] [stderr] 239 |     fn is_equal(&mut self, v: char) -> bool {
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[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: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:244:21
[INFO] [stderr]     |
[INFO] [stderr] 244 |     fn is_not_equal(&mut self, v: char) -> bool {
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:280:12
[INFO] [stderr]     |
[INFO] [stderr] 280 |         if true == self.is_type_int(c) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_type_int(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:303:20
[INFO] [stderr]     |
[INFO] [stderr] 303 |     fn is_type_int(&mut self, c: char) -> bool {
[INFO] [stderr]     |                    ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:309:16
[INFO] [stderr]     |
[INFO] [stderr] 309 |             && false == self.is_variable(l.expect("lexer.rs(is_type_int): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_type_int): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:313:19
[INFO] [stderr]     |
[INFO] [stderr] 313 |     fn is_pointer(&mut self) -> bool {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:321:12
[INFO] [stderr]     |
[INFO] [stderr] 321 |         if true == self.is_statement_if(c) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_if(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:325:19
[INFO] [stderr]     |
[INFO] [stderr] 325 |         } else if true == self.is_statement_else(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_else(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:329:19
[INFO] [stderr]     |
[INFO] [stderr] 329 |         } else if true == self.is_statement_while(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_while(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:333:19
[INFO] [stderr]     |
[INFO] [stderr] 333 |         } else if true == self.is_statement_for(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_for(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:337:19
[INFO] [stderr]     |
[INFO] [stderr] 337 |         } else if true == self.is_statement_do(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_do(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:341:19
[INFO] [stderr]     |
[INFO] [stderr] 341 |         } else if true == self.is_statement_continue(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_continue(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:345:19
[INFO] [stderr]     |
[INFO] [stderr] 345 |         } else if true == self.is_statement_break(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_break(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:349:19
[INFO] [stderr]     |
[INFO] [stderr] 349 |         } else if true == self.is_statement_return(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_return(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:359:24
[INFO] [stderr]     |
[INFO] [stderr] 359 |     fn is_statement_if(&mut self, v: char) -> bool {
[INFO] [stderr]     |                        ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:365:16
[INFO] [stderr]     |
[INFO] [stderr] 365 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_if): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_if): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:369:26
[INFO] [stderr]     |
[INFO] [stderr] 369 |     fn is_statement_else(&mut self, v: char) -> bool {
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:375:16
[INFO] [stderr]     |
[INFO] [stderr] 375 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_else): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_else): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:379:27
[INFO] [stderr]     |
[INFO] [stderr] 379 |     fn is_statement_while(&mut self, v: char) -> bool {
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:385:16
[INFO] [stderr]     |
[INFO] [stderr] 385 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_while): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_while): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:389:24
[INFO] [stderr]     |
[INFO] [stderr] 389 |     fn is_statement_do(&mut self, v: char) -> bool {
[INFO] [stderr]     |                        ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:395:16
[INFO] [stderr]     |
[INFO] [stderr] 395 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_do): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_do): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:399:25
[INFO] [stderr]     |
[INFO] [stderr] 399 |     fn is_statement_for(&mut self, v: char) -> bool {
[INFO] [stderr]     |                         ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:405:16
[INFO] [stderr]     |
[INFO] [stderr] 405 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_for): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_for): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:409:30
[INFO] [stderr]     |
[INFO] [stderr] 409 |     fn is_statement_continue(&mut self, v: char) -> bool {
[INFO] [stderr]     |                              ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:415:16
[INFO] [stderr]     |
[INFO] [stderr] 415 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_continue): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_continue): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:419:27
[INFO] [stderr]     |
[INFO] [stderr] 419 |     fn is_statement_break(&mut self, v: char) -> bool {
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:425:16
[INFO] [stderr]     |
[INFO] [stderr] 425 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_break): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_break): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:429:28
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn is_statement_return(&mut self, v: char) -> bool {
[INFO] [stderr]     |                            ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:435:16
[INFO] [stderr]     |
[INFO] [stderr] 435 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_return): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_return): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/map.rs:41:29
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn search(&self, k: &String) -> Option<T> {
[INFO] [stderr]    |                             ^^^^^^^ help: change this to: `&str`
[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 `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/semantic.rs:67:15
[INFO] [stderr]    |
[INFO] [stderr] 67 |         name: &String,
[INFO] [stderr]    |               ^^^^^^^ help: change this to: `&str`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/semantic.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 | /         match t {
[INFO] [stderr] 73 | |             Type::Unknown(n) => errs.push(format!("Cannot found Type: {:?}", n)),
[INFO] [stderr] 74 | |             _ => {}
[INFO] [stderr] 75 | |         }
[INFO] [stderr]    | |_________^ help: try this: `if let Type::Unknown(n) = t { errs.push(format!("Cannot found Type: {:?}", n)) }`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[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/semantic.rs:89:38
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn analysis_argment(&self, args: &Vec<AstType>) -> Result<(), Vec<String>> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^ help: change this to: `&[AstType]`
[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]    --> src/semantic.rs:103:40
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn analysis_statement(&self, stmt: &Vec<AstType>) -> Result<(), Vec<String>> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: change this to: `&[AstType]`
[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 `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/semantic.rs:152:46
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn analysis_variable(&self, t: &Type, n: &String) -> Result<(), Vec<String>> {
[INFO] [stderr]     |                                              ^^^^^^^ help: change this to: `&str`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/semantic.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 | /         match t {
[INFO] [stderr] 155 | |             Type::Unknown(n) => errs.push(format!("Cannot found Type: {:?}", n)),
[INFO] [stderr] 156 | |             _ => {}
[INFO] [stderr] 157 | |         }
[INFO] [stderr]     | |_________^ help: try this: `if let Type::Unknown(n) = t { errs.push(format!("Cannot found Type: {:?}", n)) }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/string.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         self.len = self.len + 1;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.len += 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/string.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |             self.size = self.size * 2;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.size *= 2`
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/symbol.rs:40:29
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn search(&self, k: &String) -> Option<Meta> {
[INFO] [stderr]    |                             ^^^^^^^ help: change this to: `&str`
[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: use of `expect` followed by a function call
[INFO] [stderr]   --> src/main.rs:60:46
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let mut f = File::open(&args[1]).expect(&format!("not found file {}", args[1]));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| panic!("not found file {}", args[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `func_table`
[INFO] [stderr]   --> src/asm.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     func_table: &'a SymbolTable,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/asm.rs:157:50
[INFO] [stderr]     |
[INFO] [stderr] 157 |     fn generate_funcdef(&mut self, _t: &Type, a: &String, b: &AstType, c: &AstType) {
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/asm.rs:183:42
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn generate_func_start(&mut self, a: &String) {
[INFO] [stderr]     |                                          ^^^^^^^ help: change this to: `&str`
[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: useless use of `format!`
[INFO] [stderr]    --> src/asm.rs:196:21
[INFO] [stderr]     |
[INFO] [stderr] 196 |         self.inst = format!("{}", start);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `start.to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[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: casting i32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/asm.rs:219:58
[INFO] [stderr]     |
[INFO] [stderr] 219 |                         self.gen.movl_dst("eax", "rbp", -(p as i64))
[INFO] [stderr]     |                                                          ^^^^^^^^^^ help: try: `i64::from(p)`
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/asm.rs:476:50
[INFO] [stderr]     |
[INFO] [stderr] 476 |     fn generate_variable(&mut self, t: &Type, v: &String) {
[INFO] [stderr]     |                                                  ^^^^^^^ help: change this to: `&str`
[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: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/asm.rs:507:27
[INFO] [stderr]     |
[INFO] [stderr] 507 |                         v.into_iter().rev().for_each(|d| self.generate(d));
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/asm.rs:530:39
[INFO] [stderr]     |
[INFO] [stderr] 530 |     fn generate_func_symbol(&self, s: &String) -> String {
[INFO] [stderr]     |                                       ^^^^^^^ help: change this to: `&str`
[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]    --> src/ast.rs:128:24
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn new(tokens: &'a Vec<TokenInfo>) -> AstGen<'a> {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^ help: change this to: `&[TokenInfo]`
[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: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/ast.rs:195:22
[INFO] [stderr]     |
[INFO] [stderr] 195 |     fn is_type_token(&mut self) -> bool {
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/ast.rs:232:12
[INFO] [stderr]     |
[INFO] [stderr] 232 |         if false == self.is_type_token() {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_type_token()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::bool_comparison)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[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/ast.rs:256:39
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn sub_statement(&mut self, expr: &Vec<AstType>) -> Vec<AstType> {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn sub_statement(&mut self, expr: &[AstType]) -> Vec<AstType> {
[INFO] [stderr]     |                                       ^^^^^^^^^^
[INFO] [stderr] help: change `expr.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let mut stmt = expr.to_owned();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]   --> src/lexer.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 |         while false == self.is_eof() {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_eof()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[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/lexer.rs:39:13
[INFO] [stderr]     |
[INFO] [stderr] 39  | /             match self.next() {
[INFO] [stderr] 40  | |                 Some(v) => {
[INFO] [stderr] 41  | |                     let token = match v {
[INFO] [stderr] 42  | |                         s if true == s.is_alphabetic() || s == '_' => {
[INFO] [stderr] ...   |
[INFO] [stderr] 134 | |                 _ => {}
[INFO] [stderr] 135 | |             }
[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] 39  |             if let Some(v) = self.next() {
[INFO] [stderr] 40  |     let token = match v {
[INFO] [stderr] 41  |         s if true == s.is_alphabetic() || s == '_' => {
[INFO] [stderr] 42  |             if let Some(t) = self.generate_type(s) {
[INFO] [stderr] 43  |                 t
[INFO] [stderr] 44  |             } else if let Some(t) = self.generate_statement(s) {
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |                         s if true == s.is_alphabetic() || s == '_' => {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `s.is_alphabetic()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |                             if true == self.is_equal(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_equal(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:61:32
[INFO] [stderr]    |
[INFO] [stderr] 61 |                             if true == self.is_not_equal(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_not_equal(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:70:32
[INFO] [stderr]    |
[INFO] [stderr] 70 |                             if true == self.is_greater_than_equal(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_greater_than_equal(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:75:39
[INFO] [stderr]    |
[INFO] [stderr] 75 |                             } else if true == self.is_right_shift(v) {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_right_shift(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:84:32
[INFO] [stderr]    |
[INFO] [stderr] 84 |                             if true == self.is_less_than_equal(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_less_than_equal(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:88:39
[INFO] [stderr]    |
[INFO] [stderr] 88 |                             } else if true == self.is_left_shift(v) {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_left_shift(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]   --> src/lexer.rs:97:32
[INFO] [stderr]    |
[INFO] [stderr] 97 |                             if true == self.is_logical_and(v) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_logical_and(v)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:105:32
[INFO] [stderr]     |
[INFO] [stderr] 105 |                             if true == self.is_logical_or(v) {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_logical_or(v)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:179:15
[INFO] [stderr]     |
[INFO] [stderr] 179 |         while false == self.is_eof() && self.read().is_ascii_whitespace() {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_eof()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:216:15
[INFO] [stderr]     |
[INFO] [stderr] 216 |         while false == self.is_eof() && true == self.read().is_digit(10) {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_eof()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:216:41
[INFO] [stderr]     |
[INFO] [stderr] 216 |         while false == self.is_eof() && true == self.read().is_digit(10) {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.read().is_digit(10)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:227:15
[INFO] [stderr]     |
[INFO] [stderr] 227 |         while false == self.is_eof() && self.is_variable(self.read()) {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_eof()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:239:17
[INFO] [stderr]     |
[INFO] [stderr] 239 |     fn is_equal(&mut self, v: char) -> bool {
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[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: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:244:21
[INFO] [stderr]     |
[INFO] [stderr] 244 |     fn is_not_equal(&mut self, v: char) -> bool {
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:280:12
[INFO] [stderr]     |
[INFO] [stderr] 280 |         if true == self.is_type_int(c) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_type_int(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:303:20
[INFO] [stderr]     |
[INFO] [stderr] 303 |     fn is_type_int(&mut self, c: char) -> bool {
[INFO] [stderr]     |                    ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:309:16
[INFO] [stderr]     |
[INFO] [stderr] 309 |             && false == self.is_variable(l.expect("lexer.rs(is_type_int): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_type_int): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:313:19
[INFO] [stderr]     |
[INFO] [stderr] 313 |     fn is_pointer(&mut self) -> bool {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:321:12
[INFO] [stderr]     |
[INFO] [stderr] 321 |         if true == self.is_statement_if(c) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_if(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:325:19
[INFO] [stderr]     |
[INFO] [stderr] 325 |         } else if true == self.is_statement_else(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_else(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:329:19
[INFO] [stderr]     |
[INFO] [stderr] 329 |         } else if true == self.is_statement_while(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_while(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:333:19
[INFO] [stderr]     |
[INFO] [stderr] 333 |         } else if true == self.is_statement_for(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_for(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:337:19
[INFO] [stderr]     |
[INFO] [stderr] 337 |         } else if true == self.is_statement_do(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_do(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:341:19
[INFO] [stderr]     |
[INFO] [stderr] 341 |         } else if true == self.is_statement_continue(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_continue(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:345:19
[INFO] [stderr]     |
[INFO] [stderr] 345 |         } else if true == self.is_statement_break(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_break(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lexer.rs:349:19
[INFO] [stderr]     |
[INFO] [stderr] 349 |         } else if true == self.is_statement_return(c) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `self.is_statement_return(c)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:359:24
[INFO] [stderr]     |
[INFO] [stderr] 359 |     fn is_statement_if(&mut self, v: char) -> bool {
[INFO] [stderr]     |                        ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:365:16
[INFO] [stderr]     |
[INFO] [stderr] 365 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_if): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_if): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:369:26
[INFO] [stderr]     |
[INFO] [stderr] 369 |     fn is_statement_else(&mut self, v: char) -> bool {
[INFO] [stderr]     |                          ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:375:16
[INFO] [stderr]     |
[INFO] [stderr] 375 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_else): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_else): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:379:27
[INFO] [stderr]     |
[INFO] [stderr] 379 |     fn is_statement_while(&mut self, v: char) -> bool {
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:385:16
[INFO] [stderr]     |
[INFO] [stderr] 385 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_while): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_while): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:389:24
[INFO] [stderr]     |
[INFO] [stderr] 389 |     fn is_statement_do(&mut self, v: char) -> bool {
[INFO] [stderr]     |                        ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:395:16
[INFO] [stderr]     |
[INFO] [stderr] 395 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_do): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_do): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:399:25
[INFO] [stderr]     |
[INFO] [stderr] 399 |     fn is_statement_for(&mut self, v: char) -> bool {
[INFO] [stderr]     |                         ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:405:16
[INFO] [stderr]     |
[INFO] [stderr] 405 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_for): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_for): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:409:30
[INFO] [stderr]     |
[INFO] [stderr] 409 |     fn is_statement_continue(&mut self, v: char) -> bool {
[INFO] [stderr]     |                              ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:415:16
[INFO] [stderr]     |
[INFO] [stderr] 415 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_continue): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_continue): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:419:27
[INFO] [stderr]     |
[INFO] [stderr] 419 |     fn is_statement_break(&mut self, v: char) -> bool {
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:425:16
[INFO] [stderr]     |
[INFO] [stderr] 425 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_break): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_break): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:429:28
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn is_statement_return(&mut self, v: char) -> bool {
[INFO] [stderr]     |                            ^^^^^^^^^
[INFO] [stderr]     |
[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: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lexer.rs:435:16
[INFO] [stderr]     |
[INFO] [stderr] 435 |             && false == self.is_variable(l.expect("lexer.rs(is_statement_return): read error"))
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!self.is_variable(l.expect("lexer.rs(is_statement_return): read error"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 115
[INFO] [stderr]     --> src/lexer.rs:444:5
[INFO] [stderr]      |
[INFO] [stderr] 444  | /     fn test_lexer() {
[INFO] [stderr] 445  | |         {
[INFO] [stderr] 446  | |             let input = "2 + 1 / 3 * 7".to_string();
[INFO] [stderr] 447  | |             let mut lexer = LexicalAnalysis::new("test.c".to_string(), &input);
[INFO] [stderr] ...    |
[INFO] [stderr] 1245 | |         }
[INFO] [stderr] 1246 | |     }
[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 61
[INFO] [stderr]     --> src/lexer.rs:1291:5
[INFO] [stderr]      |
[INFO] [stderr] 1291 | /     fn test_variable() {
[INFO] [stderr] 1292 | |         {
[INFO] [stderr] 1293 | |             let input = "int ifi = 0;".to_string();
[INFO] [stderr] 1294 | |             let mut lexer = LexicalAnalysis::new("test.c".to_string(), &input);
[INFO] [stderr] ...    |
[INFO] [stderr] 1743 | |         }
[INFO] [stderr] 1744 | |     }
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/map.rs:41:29
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn search(&self, k: &String) -> Option<T> {
[INFO] [stderr]    |                             ^^^^^^^ help: change this to: `&str`
[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 `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/semantic.rs:67:15
[INFO] [stderr]    |
[INFO] [stderr] 67 |         name: &String,
[INFO] [stderr]    |               ^^^^^^^ help: change this to: `&str`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/semantic.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 | /         match t {
[INFO] [stderr] 73 | |             Type::Unknown(n) => errs.push(format!("Cannot found Type: {:?}", n)),
[INFO] [stderr] 74 | |             _ => {}
[INFO] [stderr] 75 | |         }
[INFO] [stderr]    | |_________^ help: try this: `if let Type::Unknown(n) = t { errs.push(format!("Cannot found Type: {:?}", n)) }`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[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/semantic.rs:89:38
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn analysis_argment(&self, args: &Vec<AstType>) -> Result<(), Vec<String>> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^ help: change this to: `&[AstType]`
[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]    --> src/semantic.rs:103:40
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn analysis_statement(&self, stmt: &Vec<AstType>) -> Result<(), Vec<String>> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: change this to: `&[AstType]`
[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 `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/semantic.rs:152:46
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn analysis_variable(&self, t: &Type, n: &String) -> Result<(), Vec<String>> {
[INFO] [stderr]     |                                              ^^^^^^^ help: change this to: `&str`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/semantic.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 | /         match t {
[INFO] [stderr] 155 | |             Type::Unknown(n) => errs.push(format!("Cannot found Type: {:?}", n)),
[INFO] [stderr] 156 | |             _ => {}
[INFO] [stderr] 157 | |         }
[INFO] [stderr]     | |_________^ help: try this: `if let Type::Unknown(n) = t { errs.push(format!("Cannot found Type: {:?}", n)) }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/string.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         self.len = self.len + 1;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.len += 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/string.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |             self.size = self.size * 2;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.size *= 2`
[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: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/symbol.rs:40:29
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn search(&self, k: &String) -> Option<Meta> {
[INFO] [stderr]    |                             ^^^^^^^ help: change this to: `&str`
[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: use of `expect` followed by a function call
[INFO] [stderr]   --> src/main.rs:60:46
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let mut f = File::open(&args[1]).expect(&format!("not found file {}", args[1]));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| panic!("not found file {}", args[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `"docker" "inspect" "175d1ea80932432c493c6f3d122b6016b3f1ab7abc8e40421a2b019327b4a002"`
[INFO] running `"docker" "rm" "-f" "175d1ea80932432c493c6f3d122b6016b3f1ab7abc8e40421a2b019327b4a002"`
[INFO] [stdout] 175d1ea80932432c493c6f3d122b6016b3f1ab7abc8e40421a2b019327b4a002