[INFO] updating cached repository NicholasLYang/saber
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/NicholasLYang/saber
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/NicholasLYang/saber" "work/ex/clippy-test-run/sources/stable/gh/NicholasLYang/saber"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/NicholasLYang/saber'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/NicholasLYang/saber" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/NicholasLYang/saber"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/NicholasLYang/saber'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8cd4c65edcf5d3e5c1961447b3f1ef2de0d5030c
[INFO] sha for GitHub repo NicholasLYang/saber: 8cd4c65edcf5d3e5c1961447b3f1ef2de0d5030c
[INFO] validating manifest of NicholasLYang/saber 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 NicholasLYang/saber 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 NicholasLYang/saber
[INFO] finished frobbing NicholasLYang/saber
[INFO] frobbed toml for NicholasLYang/saber written to work/ex/clippy-test-run/sources/stable/gh/NicholasLYang/saber/Cargo.toml
[INFO] started frobbing NicholasLYang/saber
[INFO] finished frobbing NicholasLYang/saber
[INFO] frobbed toml for NicholasLYang/saber written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/NicholasLYang/saber/Cargo.toml
[INFO] crate NicholasLYang/saber 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 NicholasLYang/saber against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/NicholasLYang/saber:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 882dfc442d981b3471adbaa5f08aebd0819e7dae2be69aa7c65034bf43e17c01
[INFO] running `"docker" "start" "-a" "882dfc442d981b3471adbaa5f08aebd0819e7dae2be69aa7c65034bf43e17c01"`
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling syn v0.15.15
[INFO] [stderr]    Compiling ena v0.10.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.16.1
[INFO] [stderr]    Compiling saber v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `ast::Asgn`
[INFO] [stderr]  --> src/code_generator.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ast::{Asgn, Expr, Name, Op, Pat, Stmt, Unary, Value};
[INFO] [stderr]   |           ^^^^ no `Asgn` in `ast`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `ast::TypedOp`
[INFO] [stderr]  --> src/typechecker.rs:2:44
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ast::{Expr, Name, Op, Type, TypedExpr, TypedOp};
[INFO] [stderr]   |                                            ^^^^^^^ no `TypedOp` in `ast`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `ast::Asgn`
[INFO] [stderr]  --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:4:41
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
[INFO] [stderr]   |                                         ^^^^ no `Asgn` in `ast`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `ast::Asgn`
[INFO] [stderr]   --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:13:45
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
[INFO] [stderr]    |                                             ^^^^ no `Asgn` in `ast`
[INFO] [stderr] 
[INFO] [stderr] error[E0574]: expected struct, variant or union type, found enum `TypedExpr`
[INFO] [stderr]   --> src/typechecker.rs:57:34
[INFO] [stderr]    |
[INFO] [stderr] 57 |         Expr::Primary(val) => Ok(TypedExpr {
[INFO] [stderr]    |                                  ^^^^^^^^^ not a struct, variant or union type
[INFO] [stderr] 
[INFO] [stderr] error[E0574]: expected struct, variant or union type, found enum `TypedExpr`
[INFO] [stderr]   --> src/typechecker.rs:62:27
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Some(t) => Ok(TypedExpr {
[INFO] [stderr]    |                           ^^^^^^^^^ not a struct, variant or union type
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `ast::Asgn`
[INFO] [stderr]  --> src/code_generator.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ast::{Asgn, Expr, Name, Op, Pat, Stmt, Unary, Value};
[INFO] [stderr]   |           ^^^^ no `Asgn` in `ast`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `ast::TypedOp`
[INFO] [stderr]  --> src/typechecker.rs:2:44
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ast::{Expr, Name, Op, Type, TypedExpr, TypedOp};
[INFO] [stderr]   |                                            ^^^^^^^ no `TypedOp` in `ast`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `ast::Asgn`
[INFO] [stderr]  --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:4:41
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
[INFO] [stderr]   |                                         ^^^^ no `Asgn` in `ast`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `ast::Asgn`
[INFO] [stderr]   --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:13:45
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
[INFO] [stderr]    |                                             ^^^^ no `Asgn` in `ast`
[INFO] [stderr] 
[INFO] [stderr] error[E0574]: expected struct, variant or union type, found enum `TypedExpr`
[INFO] [stderr]   --> src/typechecker.rs:57:34
[INFO] [stderr]    |
[INFO] [stderr] 57 |         Expr::Primary(val) => Ok(TypedExpr {
[INFO] [stderr]    |                                  ^^^^^^^^^ not a struct, variant or union type
[INFO] [stderr] 
[INFO] [stderr] error[E0574]: expected struct, variant or union type, found enum `TypedExpr`
[INFO] [stderr]   --> src/typechecker.rs:62:27
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Some(t) => Ok(TypedExpr {
[INFO] [stderr]    |                           ^^^^^^^^^ not a struct, variant or union type
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Name`
[INFO] [stderr]  --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:4:47
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
[INFO] [stderr]   |                                               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:38:22
[INFO] [stderr]    |
[INFO] [stderr] 38 |     const __ACTION: &'static [i8] = &[
[INFO] [stderr]    |                     -^^^^^^^----- help: consider removing `'static`: `&[i8]`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:260:26
[INFO] [stderr]     |
[INFO] [stderr] 260 |     const __EOF_ACTION: &'static [i8] = &[
[INFO] [stderr]     |                         -^^^^^^^----- help: consider removing `'static`: `&[i8]`
[INFO] [stderr]     |
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:482:20
[INFO] [stderr]     |
[INFO] [stderr] 482 |     const __GOTO: &'static [i8] = &[
[INFO] [stderr]     |                   -^^^^^^^----- help: consider removing `'static`: `&[i8]`
[INFO] [stderr]     |
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:705:28
[INFO] [stderr]     |
[INFO] [stderr] 705 |         const __TERMINAL: &'static [&'static str] = &[
[INFO] [stderr]     |                           -^^^^^^^--------------- help: consider removing `'static`: `&[&'static str]`
[INFO] [stderr]     |
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:705:38
[INFO] [stderr]     |
[INFO] [stderr] 705 |         const __TERMINAL: &'static [&'static str] = &[
[INFO] [stderr]     |                                     -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]     |
[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: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:832:75
[INFO] [stderr]     |
[INFO] [stderr] 832 |                                 __tok @ Token::Bang => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::double_parens)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:836:80
[INFO] [stderr]     |
[INFO] [stderr] 836 |                                 __tok @ Token::BangEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:840:77
[INFO] [stderr]     |
[INFO] [stderr] 840 |                                 __tok @ Token::LParen => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:844:77
[INFO] [stderr]     |
[INFO] [stderr] 844 |                                 __tok @ Token::RParen => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:848:76
[INFO] [stderr]     |
[INFO] [stderr] 848 |                                 __tok @ Token::Times => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:852:81
[INFO] [stderr]     |
[INFO] [stderr] 852 |                                 __tok @ Token::TimesEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:856:75
[INFO] [stderr]     |
[INFO] [stderr] 856 |                                 __tok @ Token::Plus => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:860:80
[INFO] [stderr]     |
[INFO] [stderr] 860 |                                 __tok @ Token::PlusEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:864:76
[INFO] [stderr]     |
[INFO] [stderr] 864 |                                 __tok @ Token::Comma => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:868:76
[INFO] [stderr]     |
[INFO] [stderr] 868 |                                 __tok @ Token::Minus => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:872:81
[INFO] [stderr]     |
[INFO] [stderr] 872 |                                 __tok @ Token::MinusEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:876:74
[INFO] [stderr]     |
[INFO] [stderr] 876 |                                 __tok @ Token::Div => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:880:79
[INFO] [stderr]     |
[INFO] [stderr] 880 |                                 __tok @ Token::DivEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                               ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:884:80
[INFO] [stderr]     |
[INFO] [stderr] 884 |                                 __tok @ Token::Semicolon => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:888:75
[INFO] [stderr]     |
[INFO] [stderr] 888 |                                 __tok @ Token::Less => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:892:80
[INFO] [stderr]     |
[INFO] [stderr] 892 |                                 __tok @ Token::LessEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:896:76
[INFO] [stderr]     |
[INFO] [stderr] 896 |                                 __tok @ Token::Equal => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:900:81
[INFO] [stderr]     |
[INFO] [stderr] 900 |                                 __tok @ Token::EqualEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:904:79
[INFO] [stderr]     |
[INFO] [stderr] 904 |                                 __tok @ Token::FatArrow => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                               ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:908:78
[INFO] [stderr]     |
[INFO] [stderr] 908 |                                 __tok @ Token::Greater => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                              ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:912:83
[INFO] [stderr]     |
[INFO] [stderr] 912 |                                 __tok @ Token::GreaterEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:916:76
[INFO] [stderr]     |
[INFO] [stderr] 916 |                                 __tok @ Token::Slash => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:920:75
[INFO] [stderr]     |
[INFO] [stderr] 920 |                                 __tok @ Token::Else => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:924:76
[INFO] [stderr]     |
[INFO] [stderr] 924 |                                 __tok @ Token::False => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:928:74
[INFO] [stderr]     |
[INFO] [stderr] 928 |                                 __tok @ Token::Fun => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:932:73
[INFO] [stderr]     |
[INFO] [stderr] 932 |                                 __tok @ Token::If => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:936:74
[INFO] [stderr]     |
[INFO] [stderr] 936 |                                 __tok @ Token::Let => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:940:77
[INFO] [stderr]     |
[INFO] [stderr] 940 |                                 __tok @ Token::Return => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:944:75
[INFO] [stderr]     |
[INFO] [stderr] 944 |                                 __tok @ Token::True => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:948:77
[INFO] [stderr]     |
[INFO] [stderr] 948 |                                 __tok @ Token::LBrace => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:952:77
[INFO] [stderr]     |
[INFO] [stderr] 952 |                                 __tok @ Token::RBrace => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:956:76
[INFO] [stderr]     |
[INFO] [stderr] 956 |                                 Token::Ident(__tok0) => __Symbol::Variant1((__tok0)),
[INFO] [stderr]     |                                                                            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:960:77
[INFO] [stderr]     |
[INFO] [stderr] 960 |                                 Token::Number(__tok0) => __Symbol::Variant2((__tok0)),
[INFO] [stderr]     |                                                                             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Name`
[INFO] [stderr]  --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:4:47
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
[INFO] [stderr]   |                                               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:38:22
[INFO] [stderr]    |
[INFO] [stderr] 38 |     const __ACTION: &'static [i8] = &[
[INFO] [stderr]    |                     -^^^^^^^----- help: consider removing `'static`: `&[i8]`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:260:26
[INFO] [stderr]     |
[INFO] [stderr] 260 |     const __EOF_ACTION: &'static [i8] = &[
[INFO] [stderr]     |                         -^^^^^^^----- help: consider removing `'static`: `&[i8]`
[INFO] [stderr]     |
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:482:20
[INFO] [stderr]     |
[INFO] [stderr] 482 |     const __GOTO: &'static [i8] = &[
[INFO] [stderr]     |                   -^^^^^^^----- help: consider removing `'static`: `&[i8]`
[INFO] [stderr]     |
[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: unused imports: `Expr`, `Value`
[INFO] [stderr]  --> src/main.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | use ast::{Expr, Value};
[INFO] [stderr]   |           ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Name`
[INFO] [stderr]  --> src/code_generator.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ast::{Asgn, Expr, Name, Op, Pat, Stmt, Unary, Value};
[INFO] [stderr]   |                       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:705:28
[INFO] [stderr]     |
[INFO] [stderr] 705 |         const __TERMINAL: &'static [&'static str] = &[
[INFO] [stderr]     |                           -^^^^^^^--------------- help: consider removing `'static`: `&[&'static str]`
[INFO] [stderr]     |
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:705:38
[INFO] [stderr]     |
[INFO] [stderr] 705 |         const __TERMINAL: &'static [&'static str] = &[
[INFO] [stderr]     |                                     -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]     |
[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: unused import: `TypedOp`
[INFO] [stderr]  --> src/typechecker.rs:2:44
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ast::{Expr, Name, Op, Type, TypedExpr, TypedOp};
[INFO] [stderr]   |                                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:832:75
[INFO] [stderr]     |
[INFO] [stderr] 832 |                                 __tok @ Token::Bang => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::double_parens)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:836:80
[INFO] [stderr]     |
[INFO] [stderr] 836 |                                 __tok @ Token::BangEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:840:77
[INFO] [stderr]     |
[INFO] [stderr] 840 |                                 __tok @ Token::LParen => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:844:77
[INFO] [stderr]     |
[INFO] [stderr] 844 |                                 __tok @ Token::RParen => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:848:76
[INFO] [stderr]     |
[INFO] [stderr] 848 |                                 __tok @ Token::Times => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:852:81
[INFO] [stderr]     |
[INFO] [stderr] 852 |                                 __tok @ Token::TimesEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:856:75
[INFO] [stderr]     |
[INFO] [stderr] 856 |                                 __tok @ Token::Plus => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:860:80
[INFO] [stderr]     |
[INFO] [stderr] 860 |                                 __tok @ Token::PlusEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:864:76
[INFO] [stderr]     |
[INFO] [stderr] 864 |                                 __tok @ Token::Comma => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:868:76
[INFO] [stderr]     |
[INFO] [stderr] 868 |                                 __tok @ Token::Minus => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:872:81
[INFO] [stderr]     |
[INFO] [stderr] 872 |                                 __tok @ Token::MinusEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:876:74
[INFO] [stderr]     |
[INFO] [stderr] 876 |                                 __tok @ Token::Div => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:880:79
[INFO] [stderr]     |
[INFO] [stderr] 880 |                                 __tok @ Token::DivEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                               ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:884:80
[INFO] [stderr]     |
[INFO] [stderr] 884 |                                 __tok @ Token::Semicolon => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:888:75
[INFO] [stderr]     |
[INFO] [stderr] 888 |                                 __tok @ Token::Less => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:892:80
[INFO] [stderr]     |
[INFO] [stderr] 892 |                                 __tok @ Token::LessEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:896:76
[INFO] [stderr]     |
[INFO] [stderr] 896 |                                 __tok @ Token::Equal => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:900:81
[INFO] [stderr]     |
[INFO] [stderr] 900 |                                 __tok @ Token::EqualEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:904:79
[INFO] [stderr]     |
[INFO] [stderr] 904 |                                 __tok @ Token::FatArrow => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                               ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:908:78
[INFO] [stderr]     |
[INFO] [stderr] 908 |                                 __tok @ Token::Greater => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                              ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:912:83
[INFO] [stderr]     |
[INFO] [stderr] 912 |                                 __tok @ Token::GreaterEqual => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:916:76
[INFO] [stderr]     |
[INFO] [stderr] 916 |                                 __tok @ Token::Slash => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:920:75
[INFO] [stderr]     |
[INFO] [stderr] 920 |                                 __tok @ Token::Else => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:924:76
[INFO] [stderr]     |
[INFO] [stderr] 924 |                                 __tok @ Token::False => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:928:74
[INFO] [stderr]     |
[INFO] [stderr] 928 |                                 __tok @ Token::Fun => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:932:73
[INFO] [stderr]     |
[INFO] [stderr] 932 |                                 __tok @ Token::If => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:936:74
[INFO] [stderr]     |
[INFO] [stderr] 936 |                                 __tok @ Token::Let => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:940:77
[INFO] [stderr]     |
[INFO] [stderr] 940 |                                 __tok @ Token::Return => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:944:75
[INFO] [stderr]     |
[INFO] [stderr] 944 |                                 __tok @ Token::True => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:948:77
[INFO] [stderr]     |
[INFO] [stderr] 948 |                                 __tok @ Token::LBrace => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:952:77
[INFO] [stderr]     |
[INFO] [stderr] 952 |                                 __tok @ Token::RBrace => __Symbol::Variant0((__tok)),
[INFO] [stderr]     |                                                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:956:76
[INFO] [stderr]     |
[INFO] [stderr] 956 |                                 Token::Ident(__tok0) => __Symbol::Variant1((__tok0)),
[INFO] [stderr]     |                                                                            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> /opt/crater/target/debug/build/saber-0166dad48eaaa8a3/out/parser.rs:960:77
[INFO] [stderr]     |
[INFO] [stderr] 960 |                                 Token::Number(__tok0) => __Symbol::Variant2((__tok0)),
[INFO] [stderr]     |                                                                             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Expr`, `Value`
[INFO] [stderr]  --> src/main.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | use ast::{Expr, Value};
[INFO] [stderr]   |           ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Name`
[INFO] [stderr]  --> src/code_generator.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ast::{Asgn, Expr, Name, Op, Pat, Stmt, Unary, Value};
[INFO] [stderr]   |                       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TypedOp`
[INFO] [stderr]  --> src/typechecker.rs:2:44
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ast::{Expr, Name, Op, Type, TypedExpr, TypedOp};
[INFO] [stderr]   |                                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/code_generator.rs:17:76
[INFO] [stderr]    |
[INFO] [stderr] 17 |         (Expr::Function(params, body), Asgn::Single(name)) => gen_function(params, body, name),
[INFO] [stderr]    |                                                                            ^^^^^^
[INFO] [stderr]    |                                                                            |
[INFO] [stderr]    |                                                                            expected &ast::Pat, found enum `ast::Pat`
[INFO] [stderr]    |                                                                            help: consider borrowing here: `&params`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&ast::Pat`
[INFO] [stderr]               found type `ast::Pat`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/code_generator.rs:17:84
[INFO] [stderr]    |
[INFO] [stderr] 17 |         (Expr::Function(params, body), Asgn::Single(name)) => gen_function(params, body, name),
[INFO] [stderr]    |                                                                                    ^^^^
[INFO] [stderr]    |                                                                                    |
[INFO] [stderr]    |                                                                                    expected mutable reference, found struct `std::vec::Vec`
[INFO] [stderr]    |                                                                                    help: consider mutably borrowing here: `&mut body`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&mut std::vec::Vec<ast::Stmt>`
[INFO] [stderr]               found type `std::vec::Vec<ast::Stmt>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/code_generator.rs:17:76
[INFO] [stderr]    |
[INFO] [stderr] 17 |         (Expr::Function(params, body), Asgn::Single(name)) => gen_function(params, body, name),
[INFO] [stderr]    |                                                                            ^^^^^^
[INFO] [stderr]    |                                                                            |
[INFO] [stderr]    |                                                                            expected &ast::Pat, found enum `ast::Pat`
[INFO] [stderr]    |                                                                            help: consider borrowing here: `&params`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&ast::Pat`
[INFO] [stderr]               found type `ast::Pat`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/code_generator.rs:17:84
[INFO] [stderr]    |
[INFO] [stderr] 17 |         (Expr::Function(params, body), Asgn::Single(name)) => gen_function(params, body, name),
[INFO] [stderr]    |                                                                                    ^^^^
[INFO] [stderr]    |                                                                                    |
[INFO] [stderr]    |                                                                                    expected mutable reference, found struct `std::vec::Vec`
[INFO] [stderr]    |                                                                                    help: consider mutably borrowing here: `&mut body`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&mut std::vec::Vec<ast::Stmt>`
[INFO] [stderr]               found type `std::vec::Vec<ast::Stmt>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0308, E0432, E0574.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `saber`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0308, E0432, E0574.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `saber`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "882dfc442d981b3471adbaa5f08aebd0819e7dae2be69aa7c65034bf43e17c01"`
[INFO] running `"docker" "rm" "-f" "882dfc442d981b3471adbaa5f08aebd0819e7dae2be69aa7c65034bf43e17c01"`
[INFO] [stdout] 882dfc442d981b3471adbaa5f08aebd0819e7dae2be69aa7c65034bf43e17c01