[INFO] cloning repository https://github.com/skaphi/lox_interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skaphi/lox_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskaphi%2Flox_interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskaphi%2Flox_interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba22cba8863f1b031d4a01e1c9caa5b8b1653467
[INFO] linting skaphi/lox_interpreter against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskaphi%2Flox_interpreter" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/skaphi/lox_interpreter
[INFO] finished tweaking git repo https://github.com/skaphi/lox_interpreter
[INFO] tweaked toml for git repo https://github.com/skaphi/lox_interpreter written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/skaphi/lox_interpreter on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/skaphi/lox_interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d612289ef78e923905731c32e98c9524684171129a0ffdf26be90377226e97a
[INFO] running `Command { std: "docker" "start" "-a" "7d612289ef78e923905731c32e98c9524684171129a0ffdf26be90377226e97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d612289ef78e923905731c32e98c9524684171129a0ffdf26be90377226e97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d612289ef78e923905731c32e98c9524684171129a0ffdf26be90377226e97a", kill_on_drop: false }`
[INFO] [stdout] 7d612289ef78e923905731c32e98c9524684171129a0ffdf26be90377226e97a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9db6e7ddc353efb743e0bc65f3285c27c9261eafeae10839039ce20c836c49dd
[INFO] running `Command { std: "docker" "start" "-a" "9db6e7ddc353efb743e0bc65f3285c27c9261eafeae10839039ce20c836c49dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking codecrafters-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ExtEvaluationError`
[INFO] [stdout]   --> src/main.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 | use evaluator::{ext_run, EvaluationValue, ExtEvaluationError};
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ExtEvaluationError`
[INFO] [stdout]   --> src/main.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 | use evaluator::{ext_run, EvaluationValue, ExtEvaluationError};
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_variable_any_depth` is never used
[INFO] [stdout]    --> src/evaluator.rs:419:4
[INFO] [stdout]     |
[INFO] [stdout] 419 | fn get_variable_any_depth(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `modify_variable_any_depth` is never used
[INFO] [stdout]    --> src/evaluator.rs:441:4
[INFO] [stdout]     |
[INFO] [stdout] 441 | fn modify_variable_any_depth(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `peek_identifier` is never used
[INFO] [stdout]    --> src/parser_utils.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn peek_identifier(tokens: &mut Peekable<Iter<'_, Token>>) -> Result<String, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/evaluator.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         return self.obj_pool.len() - 1;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 42 -         return self.obj_pool.len() - 1;
[INFO] [stdout] 42 +         self.obj_pool.len() - 1
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:116:25
[INFO] [stdout]     |
[INFO] [stdout] 116 | /                         return Err(EvaluationError {
[INFO] [stdout] 117 | |                             stderr_message: format!("No paret to get super method from"),
[INFO] [stdout] 118 | |                         });
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 116 ~                         Err(EvaluationError {
[INFO] [stdout] 117 +                             stderr_message: format!("No paret to get super method from"),
[INFO] [stdout] 118 ~                         })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 | /                 return Err(EvaluationError {
[INFO] [stdout] 124 | |                     stderr_message: format!("Failed to get method on non-object"),
[INFO] [stdout] 125 | |                 });
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 123 ~                 Err(EvaluationError {
[INFO] [stdout] 124 +                     stderr_message: format!("Failed to get method on non-object"),
[INFO] [stdout] 125 ~                 })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:100:41
[INFO] [stdout]     |
[INFO] [stdout] 100 |                         stderr_message: format!("No paret to get super method from"),
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"No paret to get super method from".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout]     = note: `#[warn(clippy::useless_format)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:117:45
[INFO] [stdout]     |
[INFO] [stdout] 117 | ...                   stderr_message: format!("No paret to get super method from"),
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"No paret to get super method from".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     stderr_message: format!("Failed to get method on non-object"),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Failed to get method on non-object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:143:33
[INFO] [stdout]     |
[INFO] [stdout] 143 |                 stderr_message: format!("Failed to get method"),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Failed to get method".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: replacing an `Option` with `Some(..)`
[INFO] [stdout]    --> src/evaluator.rs:147:23
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let old_obj = mem::replace(&mut self.current_object, Some(callable.active_obj));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::replace()` instead: `self.current_object.replace(callable.active_obj)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_some
[INFO] [stdout]     = note: `#[warn(clippy::mem_replace_option_with_some)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: replacing an `Option` with `Some(..)`
[INFO] [stdout]    --> src/evaluator.rs:148:23
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let old_cls = mem::replace(&mut self.current_class, Some(callable.active_class.clone()));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::replace()` instead: `self.current_class.replace(callable.active_class.clone())`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_some
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a disallowed/placeholder name `foo`
[INFO] [stdout]    --> src/evaluator.rs:386:21
[INFO] [stdout]     |
[INFO] [stdout] 386 |                 let foo = current_scope
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_names
[INFO] [stdout]     = note: `#[warn(clippy::disallowed_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:398:40
[INFO] [stdout]     |
[INFO] [stdout] 398 |                 Some(par) => Rc::clone(&par),
[INFO] [stdout]     |                                        ^^^^ help: change this to: `par`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a disallowed/placeholder name `foo`
[INFO] [stdout]    --> src/evaluator.rs:425:13
[INFO] [stdout]     |
[INFO] [stdout] 425 |         let foo = scope_rc.borrow();
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a disallowed/placeholder name `foo`
[INFO] [stdout]    --> src/evaluator.rs:449:17
[INFO] [stdout]     |
[INFO] [stdout] 449 |         let mut foo = scope_rc.borrow_mut();
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]    --> src/evaluator.rs:477:26
[INFO] [stdout]     |
[INFO] [stdout] 477 |                     .map(|x| Rc::clone(x))
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^ help: replace the closure with the method itself: `Rc::clone`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]     = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a disallowed/placeholder name `foo`
[INFO] [stdout]    --> src/evaluator.rs:473:21
[INFO] [stdout]     |
[INFO] [stdout] 473 |                 let foo = current_scope
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:485:40
[INFO] [stdout]     |
[INFO] [stdout] 485 |                 Some(par) => Rc::clone(&par),
[INFO] [stdout]     |                                        ^^^^ help: change this to: `par`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]    --> src/evaluator.rs:504:8
[INFO] [stdout]     |
[INFO] [stdout] 504 |     b: &Box<(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout]     = note: `#[warn(clippy::borrowed_box)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:528:52
[INFO] [stdout]     |
[INFO] [stdout] 528 |             O::Add => Some(EV::String(s1.clone() + &s2)),
[INFO] [stdout]     |                                                    ^^^ help: change this to: `s2`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]    --> src/evaluator.rs:560:8
[INFO] [stdout]     |
[INFO] [stdout] 560 |     b: &Box<Node<ResolvedIdentifier>>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&Node<ResolvedIdentifier>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:566:48
[INFO] [stdout]     |
[INFO] [stdout] 566 |     let operand = internal_evaluate_expression(&b, context, estate)?;
[INFO] [stdout]     |                                                ^^ help: change this to: `b`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]    --> src/evaluator.rs:602:8
[INFO] [stdout]     |
[INFO] [stdout] 602 |     b: &Box<(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:616:17
[INFO] [stdout]     |
[INFO] [stdout] 616 |                 return Ok(rhs.clone());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 616 ~                 Ok(rhs.clone())
[INFO] [stdout] 617 |             } else {
[INFO] [stdout] ...
[INFO] [stdout] 632 |         }
[INFO] [stdout] 633 ~     }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 618 |                 return Ok(EvaluationValue::Bool(false));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 618 ~                 Ok(EvaluationValue::Bool(false))
[INFO] [stdout] 619 |             }
[INFO] [stdout] ...
[INFO] [stdout] 632 |         }
[INFO] [stdout] 633 ~     }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:628:17
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 return Ok(rhs.clone());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 628 ~                 Ok(rhs.clone())
[INFO] [stdout] 629 |             } else {
[INFO] [stdout] ...
[INFO] [stdout] 632 |         }
[INFO] [stdout] 633 ~     }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:630:17
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 return Ok(rhs.clone());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 630 ~                 Ok(rhs.clone())
[INFO] [stdout] 631 |             }
[INFO] [stdout] 632 |         }
[INFO] [stdout] 633 ~     }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` has identical blocks
[INFO] [stdout]    --> src/evaluator.rs:627:33
[INFO] [stdout]     |
[INFO] [stdout] 627 |               if !is_truthy(&rhs) {
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 628 | |                 return Ok(rhs.clone());
[INFO] [stdout] 629 | |             } else {
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] note: same as this
[INFO] [stdout]    --> src/evaluator.rs:629:20
[INFO] [stdout]     |
[INFO] [stdout] 629 |               } else {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 630 | |                 return Ok(rhs.clone());
[INFO] [stdout] 631 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stdout]     = note: `#[warn(clippy::if_same_then_else)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `bool` which implements the `Copy` trait
[INFO] [stdout]    --> src/evaluator.rs:641:23
[INFO] [stdout]     |
[INFO] [stdout] 641 |         E::Bool(b) => b.clone(),
[INFO] [stdout]     |                       ^^^^^^^^^ help: try dereferencing it: `*b`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]     = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]    --> src/evaluator.rs:653:8
[INFO] [stdout]     |
[INFO] [stdout] 653 |     b: &Box<(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:697:5
[INFO] [stdout]     |
[INFO] [stdout] 697 | /     return Err(EvaluationError {
[INFO] [stdout] 698 | |         stderr_message: format!("LHS of asignment is not an identifier, or an accessor"),
[INFO] [stdout] 699 | |     });
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 697 ~     Err(EvaluationError {
[INFO] [stdout] 698 +         stderr_message: format!("LHS of asignment is not an identifier, or an accessor"),
[INFO] [stdout] 699 ~     })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:680:41
[INFO] [stdout]     |
[INFO] [stdout] 680 |                           stderr_message: format!(
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 681 | |                             "LHS of assigned accessor does not evaluate to an object"
[INFO] [stdout] 682 | |                         ),
[INFO] [stdout]     | |_________________________^ help: consider using `.to_string()`: `"LHS of assigned accessor does not evaluate to an object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:698:25
[INFO] [stdout]     |
[INFO] [stdout] 698 |         stderr_message: format!("LHS of asignment is not an identifier, or an accessor"),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"LHS of asignment is not an identifier, or an accessor".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/evaluator.rs:704:11
[INFO] [stdout]     |
[INFO] [stdout] 704 |     args: &Vec<Node<ResolvedIdentifier>>,
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 704 -     args: &Vec<Node<ResolvedIdentifier>>,
[INFO] [stdout] 704 +     args: &[Node<ResolvedIdentifier>],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:731:48
[INFO] [stdout]     |
[INFO] [stdout] 731 |         let val = internal_evaluate_expression(&arg, calling_context, estate)?;
[INFO] [stdout]     |                                                ^^^^ help: change this to: `arg`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the function `create_local_variable` doesn't need a mutable reference
[INFO] [stdout]    --> src/evaluator.rs:732:48
[INFO] [stdout]     |
[INFO] [stdout] 732 |         create_local_variable(&parameter_name, &mut local_context)?;
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_mut_passed
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_mut_passed)]` on by default
[INFO] [stdout] help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] 732 -         create_local_variable(&parameter_name, &mut local_context)?;
[INFO] [stdout] 732 +         create_local_variable(&parameter_name, &local_context)?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:732:31
[INFO] [stdout]     |
[INFO] [stdout] 732 |         create_local_variable(&parameter_name, &mut local_context)?;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^ help: change this to: `parameter_name`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the function `modify_variable` doesn't need a mutable reference
[INFO] [stdout]    --> src/evaluator.rs:733:56
[INFO] [stdout]     |
[INFO] [stdout] 733 |         modify_variable(&parameter_name, val, Some(0), &mut local_context)?;
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_mut_passed
[INFO] [stdout] help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] 733 -         modify_variable(&parameter_name, val, Some(0), &mut local_context)?;
[INFO] [stdout] 733 +         modify_variable(&parameter_name, val, Some(0), &local_context)?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:733:25
[INFO] [stdout]     |
[INFO] [stdout] 733 |         modify_variable(&parameter_name, val, Some(0), &mut local_context)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: change this to: `parameter_name`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:762:5
[INFO] [stdout]     |
[INFO] [stdout] 762 |     return Ok(None);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 762 -     return Ok(None);
[INFO] [stdout] 762 +     Ok(None)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/evaluator.rs:744:11
[INFO] [stdout]     |
[INFO] [stdout] 744 |     args: &Vec<Node<ResolvedIdentifier>>,
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 744 -     args: &Vec<Node<ResolvedIdentifier>>,
[INFO] [stdout] 744 +     args: &[Node<ResolvedIdentifier>],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:800:45
[INFO] [stdout]     |
[INFO] [stdout] 800 | ...                   stderr_message: format!("Used 'super' outside of a class",),
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Used 'super' outside of a class".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:810:41
[INFO] [stdout]     |
[INFO] [stdout] 810 |                           stderr_message: format!(
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 811 | |                             "tried to call a method on thing which did not evaluate to object",
[INFO] [stdout] 812 | |                         ),
[INFO] [stdout]     | |_________________________^ help: consider using `.to_string()`: `"tried to call a method on thing which did not evaluate to object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: replacing an `Option` with `Some(..)`
[INFO] [stdout]    --> src/evaluator.rs:864:27
[INFO] [stdout]     |
[INFO] [stdout] 864 |             let old_obj = mem::replace(&mut estate.current_object, Some(meth.active_obj.clone()));
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::replace()` instead: `estate.current_object.replace(meth.active_obj.clone())`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_some
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: replacing an `Option` with `Some(..)`
[INFO] [stdout]    --> src/evaluator.rs:865:27
[INFO] [stdout]     |
[INFO] [stdout] 865 |             let old_cls = mem::replace(&mut estate.current_class, Some(meth.active_class.clone()));
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::replace()` instead: `estate.current_class.replace(meth.active_class.clone())`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_some
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:918:17
[INFO] [stdout]     |
[INFO] [stdout] 918 | /                 return Err(EvaluationError {
[INFO] [stdout] 919 | |                     stderr_message: format!("lhs of . is not an object instance"),
[INFO] [stdout] 920 | |                 });
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 918 ~                 Err(EvaluationError {
[INFO] [stdout] 919 +                     stderr_message: format!("lhs of . is not an object instance"),
[INFO] [stdout] 920 ~                 })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:929:17
[INFO] [stdout]     |
[INFO] [stdout] 929 | /                 return Err(EvaluationError {
[INFO] [stdout] 930 | |                     stderr_message: format!("Tried to evaluate 'this' outside of an object"),
[INFO] [stdout] 931 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 929 ~                 Err(EvaluationError {
[INFO] [stdout] 930 +                     stderr_message: format!("Tried to evaluate 'this' outside of an object"),
[INFO] [stdout] 931 +                 })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:937:17
[INFO] [stdout]     |
[INFO] [stdout] 937 | /                 return Err(EvaluationError {
[INFO] [stdout] 938 | |                     stderr_message: format!("Tried to evaluate 'super' outside of an object"),
[INFO] [stdout] 939 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 937 ~                 Err(EvaluationError {
[INFO] [stdout] 938 +                     stderr_message: format!("Tried to evaluate 'super' outside of an object"),
[INFO] [stdout] 939 +                 })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]    --> src/evaluator.rs:908:63
[INFO] [stdout]     |
[INFO] [stdout] 908 |         A::FunctionCall { f, args } => evaluate_function_call(&**f, args, context, estate),
[INFO] [stdout]     |                                                               ^^^^ help: try: `f`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout]     = note: `#[warn(clippy::explicit_auto_deref)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:913:57
[INFO] [stdout]     |
[INFO] [stdout] 913 |         A::Accessor { lhs, rhs } => match evaluate_atom(&lhs, context, estate)? {
[INFO] [stdout]     |                                                         ^^^^ help: change this to: `lhs`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:919:37
[INFO] [stdout]     |
[INFO] [stdout] 919 |                     stderr_message: format!("lhs of . is not an object instance"),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"lhs of . is not an object instance".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:930:37
[INFO] [stdout]     |
[INFO] [stdout] 930 |                     stderr_message: format!("Tried to evaluate 'this' outside of an object"),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Tried to evaluate 'this' outside of an object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:938:37
[INFO] [stdout]     |
[INFO] [stdout] 938 |                     stderr_message: format!("Tried to evaluate 'super' outside of an object"),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Tried to evaluate 'super' outside of an object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:982:53
[INFO] [stdout]     |
[INFO] [stdout] 982 |         N::Group(e) => internal_evaluate_expression(&e, context, estate),
[INFO] [stdout]     |                                                     ^^ help: change this to: `e`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:996:52
[INFO] [stdout]     |
[INFO] [stdout] 996 |             let val = internal_evaluate_expression(&exp, context, estate)?;
[INFO] [stdout]     |                                                    ^^^^ help: change this to: `exp`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1000:52
[INFO] [stdout]      |
[INFO] [stdout] 1000 |             let val = internal_evaluate_expression(&exp, context, estate)?;
[INFO] [stdout]      |                                                    ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1005:64
[INFO] [stdout]      |
[INFO] [stdout] 1005 |                 Some(exp) => Some(internal_evaluate_expression(&exp, context, estate)?),
[INFO] [stdout]      |                                                                ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1008:35
[INFO] [stdout]      |
[INFO] [stdout] 1008 |             create_local_variable(&id, context)?;
[INFO] [stdout]      |                                   ^^^ help: change this to: `id`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1019:55
[INFO] [stdout]      |
[INFO] [stdout] 1019 |             return_val = internal_evaluate_statements(&scope_statements, &local_context, estate)?;
[INFO] [stdout]      |                                                       ^^^^^^^^^^^^^^^^^ help: change this to: `scope_statements`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1022:52
[INFO] [stdout]      |
[INFO] [stdout] 1022 |             let val = internal_evaluate_expression(&exp, context, estate)?;
[INFO] [stdout]      |                                                    ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref on an immutable reference
[INFO] [stdout]     --> src/evaluator.rs:1024:49
[INFO] [stdout]      |
[INFO] [stdout] 1024 |                 return_val = evaluate_statement(&*statement, context, estate)?;
[INFO] [stdout]      |                                                 ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
[INFO] [stdout]      = note: `#[warn(clippy::borrow_deref_ref)]` on by default
[INFO] [stdout] help: if you would like to reborrow, try removing `&*`
[INFO] [stdout]      |
[INFO] [stdout] 1024 -                 return_val = evaluate_statement(&*statement, context, estate)?;
[INFO] [stdout] 1024 +                 return_val = evaluate_statement(statement, context, estate)?;
[INFO] [stdout]      |
[INFO] [stdout] help: if you would like to deref, try using `&**`
[INFO] [stdout]      |
[INFO] [stdout] 1024 |                 return_val = evaluate_statement(&**statement, context, estate)?;
[INFO] [stdout]      |                                                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1028:52
[INFO] [stdout]      |
[INFO] [stdout] 1028 |             let val = internal_evaluate_expression(&exp, context, estate)?;
[INFO] [stdout]      |                                                    ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1036:59
[INFO] [stdout]      |
[INFO] [stdout] 1036 |             while is_truthy(&internal_evaluate_expression(&exp, context, estate)?) {
[INFO] [stdout]      |                                                           ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref on an immutable reference
[INFO] [stdout]     --> src/evaluator.rs:1037:55
[INFO] [stdout]      |
[INFO] [stdout] 1037 |                 if let Some(val) = evaluate_statement(&*statement, context, estate)? {
[INFO] [stdout]      |                                                       ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
[INFO] [stdout] help: if you would like to reborrow, try removing `&*`
[INFO] [stdout]      |
[INFO] [stdout] 1037 -                 if let Some(val) = evaluate_statement(&*statement, context, estate)? {
[INFO] [stdout] 1037 +                 if let Some(val) = evaluate_statement(statement, context, estate)? {
[INFO] [stdout]      |
[INFO] [stdout] help: if you would like to deref, try using `&**`
[INFO] [stdout]      |
[INFO] [stdout] 1037 |                 if let Some(val) = evaluate_statement(&**statement, context, estate)? {
[INFO] [stdout]      |                                                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1050:35
[INFO] [stdout]      |
[INFO] [stdout] 1050 |             create_local_variable(&name, context)?;
[INFO] [stdout]      |                                   ^^^^^ help: change this to: `name`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1060:29
[INFO] [stdout]      |
[INFO] [stdout] 1060 |             modify_variable(&name, EvaluationValue::Function(f), Some(0), context)?;
[INFO] [stdout]      |                             ^^^^^ help: change this to: `name`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1063:58
[INFO] [stdout]      |
[INFO] [stdout] 1063 |             let val = match internal_evaluate_expression(&exp, context, estate)? {
[INFO] [stdout]      |                                                          ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]     --> src/evaluator.rs:1107:45
[INFO] [stdout]      |
[INFO] [stdout] 1107 | ...                   stderr_message: format!("Parent class identifier is not a class!"),
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Parent class identifier is not a class!".to_string()`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1139:47
[INFO] [stdout]      |
[INFO] [stdout] 1139 |         if let Some(val) = evaluate_statement(&statement, context, estate)? {
[INFO] [stdout]      |                                               ^^^^^^^^^^ help: change this to: `statement`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]     --> src/evaluator.rs:1189:5
[INFO] [stdout]      |
[INFO] [stdout] 1189 |     return res;
[INFO] [stdout]      |     ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]      |
[INFO] [stdout] 1189 -     return res;
[INFO] [stdout] 1189 +     res
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `AND` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     AND,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `And`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]    = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `CLASS` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     CLASS,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Class`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `ELSE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     ELSE,
[INFO] [stdout]    |     ^^^^ help: consider making the acronym lowercase, except the initial letter: `Else`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `FALSE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     FALSE,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `False`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `FUN` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     FUN,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Fun`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `FOR` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     FOR,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `For`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `NIL` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     NIL,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Nil`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `PRINT` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     PRINT,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Print`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RETURN` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     RETURN,
[INFO] [stdout]    |     ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Return`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `SUPER` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     SUPER,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Super`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `THIS` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     THIS,
[INFO] [stdout]    |     ^^^^ help: consider making the acronym lowercase, except the initial letter: `This`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `TRUE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     TRUE,
[INFO] [stdout]    |     ^^^^ help: consider making the acronym lowercase, except the initial letter: `True`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `VAR` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     VAR,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Var`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `WHILE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     WHILE,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `While`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/lexer.rs:157:38
[INFO] [stdout]     |
[INFO] [stdout] 157 |             T::Number(num_str, _) => &num_str,
[INFO] [stdout]     |                                      ^^^^^^^^ help: change this to: `num_str`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/lexer.rs:158:33
[INFO] [stdout]     |
[INFO] [stdout] 158 |             T::Identifier(i) => &i,
[INFO] [stdout]     |                                 ^^ help: change this to: `i`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stdout]    --> src/parser.rs:248:20
[INFO] [stdout]     |
[INFO] [stdout] 248 |             if let Err(_) = parse_right_paren(tokens) {
[INFO] [stdout]     |             -------^^^^^^---------------------------- help: try: `if parse_right_paren(tokens).is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout]     = note: `#[warn(clippy::redundant_pattern_matching)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `TextRange` which implements the `Copy` trait
[INFO] [stdout]    --> src/parser.rs:326:34
[INFO] [stdout]     |
[INFO] [stdout] 326 |             let mut text_range = exp.text_range.clone();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `exp.text_range`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]    --> src/parser.rs:412:19
[INFO] [stdout]     |
[INFO] [stdout] 412 |         while let Ok(_) = parse_comma(tokens) {
[INFO] [stdout]     |         ----------^^^^^---------------------- help: try: `while parse_comma(tokens).is_ok()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:462:12
[INFO] [stdout]     |
[INFO] [stdout] 462 |         if !infix_op.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^ help: try: `infix_op.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]    --> src/parser.rs:506:16
[INFO] [stdout]     |
[INFO] [stdout] 506 |         if let Ok(_) = parse_dot(tokens) {
[INFO] [stdout]     |         -------^^^^^-------------------- help: try: `if parse_dot(tokens).is_ok()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]    --> src/parser.rs:514:16
[INFO] [stdout]     |
[INFO] [stdout] 514 |         if let Ok(_) = parse_left_paren(tokens) {
[INFO] [stdout]     |         -------^^^^^--------------------------- help: try: `if parse_left_paren(tokens).is_ok()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]    --> src/parser.rs:519:27
[INFO] [stdout]     |
[INFO] [stdout] 519 |                 while let Ok(_) = parse_comma(tokens) {
[INFO] [stdout]     |                 ----------^^^^^---------------------- help: try: `while parse_comma(tokens).is_ok()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `AND` contains a capitalized acronym
[INFO] [stdout]   --> src/parser_utils.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     AND,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `And`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]   --> src/parser_utils.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | /     let res = match op {
[INFO] [stdout] 44 | |         T::Equal => (2, 1),
[INFO] [stdout] 45 | |         T::OR => (3, 4),
[INFO] [stdout] 46 | |         T::AND => (5, 6),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |         T::Star | T::Slash => (13, 14),
[INFO] [stdout] 51 | |     };
[INFO] [stdout]    | |______- unnecessary `let` binding
[INFO] [stdout] 52 |       res
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout]    = note: `#[warn(clippy::let_and_return)]` on by default
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]    |
[INFO] [stdout] 43 ~     
[INFO] [stdout] 44 ~     match op {
[INFO] [stdout] 45 +         T::Equal => (2, 1),
[INFO] [stdout] 46 +         T::OR => (3, 4),
[INFO] [stdout] 47 +         T::AND => (5, 6),
[INFO] [stdout] 48 +         T::EqualEqual | T::BangEqual => (7, 8),
[INFO] [stdout] 49 +         T::Less | T::LessEqual | T::Greater | T::GreaterEqual => (9, 10),
[INFO] [stdout] 50 +         T::Plus | T::Minus => (11, 12),
[INFO] [stdout] 51 +         T::Star | T::Slash => (13, 14),
[INFO] [stdout] 52 +     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stdout]    --> src/resolver.rs:101:6
[INFO] [stdout]     |
[INFO] [stdout] 101 | ) -> Result<Box<(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)>, ResolutionError> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stdout]     = note: `#[warn(clippy::type_complexity)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: local variable doesn't need to be boxed here
[INFO] [stdout]   --> src/resolver.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     b: Box<(Node<UnresolvedIdentifier>, Node<UnresolvedIdentifier>)>,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#boxed_local
[INFO] [stdout]    = note: `#[warn(clippy::boxed_local)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: local variable doesn't need to be boxed here
[INFO] [stdout]    --> src/resolver.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     b: Box<Node<UnresolvedIdentifier>>,
[INFO] [stdout]     |     ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#boxed_local
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/resolver.rs:145:44
[INFO] [stdout]     |
[INFO] [stdout] 145 |             let depth = lookup_ident(&n.0, &scopes);
[INFO] [stdout]     |                                            ^^^^^^^ help: change this to: `scopes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/resolver.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 207 |     return None;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 207 -     return None;
[INFO] [stdout] 207 +     None
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/resolver.rs:201:37
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn lookup_ident(name: &str, scopes: &Vec<HashSet<String>>) -> Option<usize> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 201 - fn lookup_ident(name: &str, scopes: &Vec<HashSet<String>>) -> Option<usize> {
[INFO] [stdout] 201 + fn lookup_ident(name: &str, scopes: &[HashSet<String>]) -> Option<usize> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref on an immutable reference
[INFO] [stdout]    --> src/resolver.rs:221:47
[INFO] [stdout]     |
[INFO] [stdout] 221 |             if atom_contains_ident_name(name, &*f) {
[INFO] [stdout]     |                                               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
[INFO] [stdout] help: if you would like to reborrow, try removing `&*`
[INFO] [stdout]     |
[INFO] [stdout] 221 -             if atom_contains_ident_name(name, &*f) {
[INFO] [stdout] 221 +             if atom_contains_ident_name(name, f) {
[INFO] [stdout]     |
[INFO] [stdout] help: if you would like to deref, try using `&**`
[INFO] [stdout]     |
[INFO] [stdout] 221 |             if atom_contains_ident_name(name, &**f) {
[INFO] [stdout]     |                                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this if-then-else expression assigns a bool literal
[INFO] [stdout]    --> src/resolver.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 | /     if name == "init" {
[INFO] [stdout] 282 | |         rstate.in_init = true;
[INFO] [stdout] 283 | |     } else {
[INFO] [stdout] 284 | |         rstate.in_init = false;
[INFO] [stdout] 285 | |     }
[INFO] [stdout]     | |_____^ help: you can reduce it to: `rstate.in_init = name == "init";`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool_assign
[INFO] [stdout]     = note: `#[warn(clippy::needless_bool_assign)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: all variants have the same postfix: `Error`
[INFO] [stdout]   --> src/main.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / enum CompilerErrorType {
[INFO] [stdout] 25 | |     LexingError,
[INFO] [stdout] 26 | |     ParsingError,
[INFO] [stdout] 27 | |     EvaluationError,
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the postfixes and use full paths to the variants instead of glob imports
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#enum_variant_names
[INFO] [stdout]    = note: `#[warn(clippy::enum_variant_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/main.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | /     return match err {
[INFO] [stdout] 79 | |         Some(r) => {
[INFO] [stdout] 80 | |             // eprintln!("{}", r.message);
[INFO] [stdout] 81 | |             Err(r)
[INFO] [stdout] 82 | |         }
[INFO] [stdout] 83 | |         None => Ok(tokens),
[INFO] [stdout] 84 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 78 ~     match err {
[INFO] [stdout] 79 +         Some(r) => {
[INFO] [stdout] 80 +             // eprintln!("{}", r.message);
[INFO] [stdout] 81 +             Err(r)
[INFO] [stdout] 82 +         }
[INFO] [stdout] 83 +         None => Ok(tokens),
[INFO] [stdout] 84 ~     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:201:13
[INFO] [stdout]     |
[INFO] [stdout] 201 |             return ExitCode::from(0);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 201 -             return ExitCode::from(0);
[INFO] [stdout] 201 +             ExitCode::from(0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             return ExitCode::from(0);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 209 -             return ExitCode::from(0);
[INFO] [stdout] 209 +             ExitCode::from(0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |             return ExitCode::from(0);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 217 -             return ExitCode::from(0);
[INFO] [stdout] 217 +             ExitCode::from(0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |             return ExitCode::from(0);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 229 -             return ExitCode::from(0);
[INFO] [stdout] 229 +             ExitCode::from(0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |             return ExitCode::from(12);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 233 -             return ExitCode::from(12);
[INFO] [stdout] 233 +             ExitCode::from(12)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `writeln!(stderr(), ...).unwrap()`
[INFO] [stdout]    --> src/main.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         writeln!(io::stderr(), "Usage: {} tokenize <filename>", args[0]).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `eprintln!("Usage: {} tokenize <filename>", args[0])`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write
[INFO] [stdout]     = note: `#[warn(clippy::explicit_write)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_variable_any_depth` is never used
[INFO] [stdout]    --> src/evaluator.rs:419:4
[INFO] [stdout]     |
[INFO] [stdout] 419 | fn get_variable_any_depth(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `modify_variable_any_depth` is never used
[INFO] [stdout]    --> src/evaluator.rs:441:4
[INFO] [stdout]     |
[INFO] [stdout] 441 | fn modify_variable_any_depth(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `peek_identifier` is never used
[INFO] [stdout]    --> src/parser_utils.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn peek_identifier(tokens: &mut Peekable<Iter<'_, Token>>) -> Result<String, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/evaluator.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         return self.obj_pool.len() - 1;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 42 -         return self.obj_pool.len() - 1;
[INFO] [stdout] 42 +         self.obj_pool.len() - 1
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:116:25
[INFO] [stdout]     |
[INFO] [stdout] 116 | /                         return Err(EvaluationError {
[INFO] [stdout] 117 | |                             stderr_message: format!("No paret to get super method from"),
[INFO] [stdout] 118 | |                         });
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 116 ~                         Err(EvaluationError {
[INFO] [stdout] 117 +                             stderr_message: format!("No paret to get super method from"),
[INFO] [stdout] 118 ~                         })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 | /                 return Err(EvaluationError {
[INFO] [stdout] 124 | |                     stderr_message: format!("Failed to get method on non-object"),
[INFO] [stdout] 125 | |                 });
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 123 ~                 Err(EvaluationError {
[INFO] [stdout] 124 +                     stderr_message: format!("Failed to get method on non-object"),
[INFO] [stdout] 125 ~                 })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:100:41
[INFO] [stdout]     |
[INFO] [stdout] 100 |                         stderr_message: format!("No paret to get super method from"),
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"No paret to get super method from".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout]     = note: `#[warn(clippy::useless_format)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:117:45
[INFO] [stdout]     |
[INFO] [stdout] 117 | ...                   stderr_message: format!("No paret to get super method from"),
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"No paret to get super method from".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     stderr_message: format!("Failed to get method on non-object"),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Failed to get method on non-object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:143:33
[INFO] [stdout]     |
[INFO] [stdout] 143 |                 stderr_message: format!("Failed to get method"),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Failed to get method".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: replacing an `Option` with `Some(..)`
[INFO] [stdout]    --> src/evaluator.rs:147:23
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let old_obj = mem::replace(&mut self.current_object, Some(callable.active_obj));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::replace()` instead: `self.current_object.replace(callable.active_obj)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_some
[INFO] [stdout]     = note: `#[warn(clippy::mem_replace_option_with_some)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: replacing an `Option` with `Some(..)`
[INFO] [stdout]    --> src/evaluator.rs:148:23
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let old_cls = mem::replace(&mut self.current_class, Some(callable.active_class.clone()));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::replace()` instead: `self.current_class.replace(callable.active_class.clone())`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_some
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a disallowed/placeholder name `foo`
[INFO] [stdout]    --> src/evaluator.rs:386:21
[INFO] [stdout]     |
[INFO] [stdout] 386 |                 let foo = current_scope
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_names
[INFO] [stdout]     = note: `#[warn(clippy::disallowed_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:398:40
[INFO] [stdout]     |
[INFO] [stdout] 398 |                 Some(par) => Rc::clone(&par),
[INFO] [stdout]     |                                        ^^^^ help: change this to: `par`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a disallowed/placeholder name `foo`
[INFO] [stdout]    --> src/evaluator.rs:425:13
[INFO] [stdout]     |
[INFO] [stdout] 425 |         let foo = scope_rc.borrow();
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a disallowed/placeholder name `foo`
[INFO] [stdout]    --> src/evaluator.rs:449:17
[INFO] [stdout]     |
[INFO] [stdout] 449 |         let mut foo = scope_rc.borrow_mut();
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]    --> src/evaluator.rs:477:26
[INFO] [stdout]     |
[INFO] [stdout] 477 |                     .map(|x| Rc::clone(x))
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^ help: replace the closure with the method itself: `Rc::clone`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]     = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a disallowed/placeholder name `foo`
[INFO] [stdout]    --> src/evaluator.rs:473:21
[INFO] [stdout]     |
[INFO] [stdout] 473 |                 let foo = current_scope
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:485:40
[INFO] [stdout]     |
[INFO] [stdout] 485 |                 Some(par) => Rc::clone(&par),
[INFO] [stdout]     |                                        ^^^^ help: change this to: `par`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]    --> src/evaluator.rs:504:8
[INFO] [stdout]     |
[INFO] [stdout] 504 |     b: &Box<(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout]     = note: `#[warn(clippy::borrowed_box)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:528:52
[INFO] [stdout]     |
[INFO] [stdout] 528 |             O::Add => Some(EV::String(s1.clone() + &s2)),
[INFO] [stdout]     |                                                    ^^^ help: change this to: `s2`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]    --> src/evaluator.rs:560:8
[INFO] [stdout]     |
[INFO] [stdout] 560 |     b: &Box<Node<ResolvedIdentifier>>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&Node<ResolvedIdentifier>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:566:48
[INFO] [stdout]     |
[INFO] [stdout] 566 |     let operand = internal_evaluate_expression(&b, context, estate)?;
[INFO] [stdout]     |                                                ^^ help: change this to: `b`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]    --> src/evaluator.rs:602:8
[INFO] [stdout]     |
[INFO] [stdout] 602 |     b: &Box<(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:616:17
[INFO] [stdout]     |
[INFO] [stdout] 616 |                 return Ok(rhs.clone());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 616 ~                 Ok(rhs.clone())
[INFO] [stdout] 617 |             } else {
[INFO] [stdout] ...
[INFO] [stdout] 632 |         }
[INFO] [stdout] 633 ~     }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:618:17
[INFO] [stdout]     |
[INFO] [stdout] 618 |                 return Ok(EvaluationValue::Bool(false));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 618 ~                 Ok(EvaluationValue::Bool(false))
[INFO] [stdout] 619 |             }
[INFO] [stdout] ...
[INFO] [stdout] 632 |         }
[INFO] [stdout] 633 ~     }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:628:17
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 return Ok(rhs.clone());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 628 ~                 Ok(rhs.clone())
[INFO] [stdout] 629 |             } else {
[INFO] [stdout] ...
[INFO] [stdout] 632 |         }
[INFO] [stdout] 633 ~     }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:630:17
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 return Ok(rhs.clone());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 630 ~                 Ok(rhs.clone())
[INFO] [stdout] 631 |             }
[INFO] [stdout] 632 |         }
[INFO] [stdout] 633 ~     }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` has identical blocks
[INFO] [stdout]    --> src/evaluator.rs:627:33
[INFO] [stdout]     |
[INFO] [stdout] 627 |               if !is_truthy(&rhs) {
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 628 | |                 return Ok(rhs.clone());
[INFO] [stdout] 629 | |             } else {
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] note: same as this
[INFO] [stdout]    --> src/evaluator.rs:629:20
[INFO] [stdout]     |
[INFO] [stdout] 629 |               } else {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 630 | |                 return Ok(rhs.clone());
[INFO] [stdout] 631 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stdout]     = note: `#[warn(clippy::if_same_then_else)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `bool` which implements the `Copy` trait
[INFO] [stdout]    --> src/evaluator.rs:641:23
[INFO] [stdout]     |
[INFO] [stdout] 641 |         E::Bool(b) => b.clone(),
[INFO] [stdout]     |                       ^^^^^^^^^ help: try dereferencing it: `*b`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]     = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]    --> src/evaluator.rs:653:8
[INFO] [stdout]     |
[INFO] [stdout] 653 |     b: &Box<(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:697:5
[INFO] [stdout]     |
[INFO] [stdout] 697 | /     return Err(EvaluationError {
[INFO] [stdout] 698 | |         stderr_message: format!("LHS of asignment is not an identifier, or an accessor"),
[INFO] [stdout] 699 | |     });
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 697 ~     Err(EvaluationError {
[INFO] [stdout] 698 +         stderr_message: format!("LHS of asignment is not an identifier, or an accessor"),
[INFO] [stdout] 699 ~     })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:680:41
[INFO] [stdout]     |
[INFO] [stdout] 680 |                           stderr_message: format!(
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 681 | |                             "LHS of assigned accessor does not evaluate to an object"
[INFO] [stdout] 682 | |                         ),
[INFO] [stdout]     | |_________________________^ help: consider using `.to_string()`: `"LHS of assigned accessor does not evaluate to an object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:698:25
[INFO] [stdout]     |
[INFO] [stdout] 698 |         stderr_message: format!("LHS of asignment is not an identifier, or an accessor"),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"LHS of asignment is not an identifier, or an accessor".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/evaluator.rs:704:11
[INFO] [stdout]     |
[INFO] [stdout] 704 |     args: &Vec<Node<ResolvedIdentifier>>,
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 704 -     args: &Vec<Node<ResolvedIdentifier>>,
[INFO] [stdout] 704 +     args: &[Node<ResolvedIdentifier>],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:731:48
[INFO] [stdout]     |
[INFO] [stdout] 731 |         let val = internal_evaluate_expression(&arg, calling_context, estate)?;
[INFO] [stdout]     |                                                ^^^^ help: change this to: `arg`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the function `create_local_variable` doesn't need a mutable reference
[INFO] [stdout]    --> src/evaluator.rs:732:48
[INFO] [stdout]     |
[INFO] [stdout] 732 |         create_local_variable(&parameter_name, &mut local_context)?;
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_mut_passed
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_mut_passed)]` on by default
[INFO] [stdout] help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] 732 -         create_local_variable(&parameter_name, &mut local_context)?;
[INFO] [stdout] 732 +         create_local_variable(&parameter_name, &local_context)?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:732:31
[INFO] [stdout]     |
[INFO] [stdout] 732 |         create_local_variable(&parameter_name, &mut local_context)?;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^ help: change this to: `parameter_name`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the function `modify_variable` doesn't need a mutable reference
[INFO] [stdout]    --> src/evaluator.rs:733:56
[INFO] [stdout]     |
[INFO] [stdout] 733 |         modify_variable(&parameter_name, val, Some(0), &mut local_context)?;
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_mut_passed
[INFO] [stdout] help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] 733 -         modify_variable(&parameter_name, val, Some(0), &mut local_context)?;
[INFO] [stdout] 733 +         modify_variable(&parameter_name, val, Some(0), &local_context)?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:733:25
[INFO] [stdout]     |
[INFO] [stdout] 733 |         modify_variable(&parameter_name, val, Some(0), &mut local_context)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: change this to: `parameter_name`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:762:5
[INFO] [stdout]     |
[INFO] [stdout] 762 |     return Ok(None);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 762 -     return Ok(None);
[INFO] [stdout] 762 +     Ok(None)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/evaluator.rs:744:11
[INFO] [stdout]     |
[INFO] [stdout] 744 |     args: &Vec<Node<ResolvedIdentifier>>,
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 744 -     args: &Vec<Node<ResolvedIdentifier>>,
[INFO] [stdout] 744 +     args: &[Node<ResolvedIdentifier>],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:800:45
[INFO] [stdout]     |
[INFO] [stdout] 800 | ...                   stderr_message: format!("Used 'super' outside of a class",),
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Used 'super' outside of a class".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:810:41
[INFO] [stdout]     |
[INFO] [stdout] 810 |                           stderr_message: format!(
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 811 | |                             "tried to call a method on thing which did not evaluate to object",
[INFO] [stdout] 812 | |                         ),
[INFO] [stdout]     | |_________________________^ help: consider using `.to_string()`: `"tried to call a method on thing which did not evaluate to object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: replacing an `Option` with `Some(..)`
[INFO] [stdout]    --> src/evaluator.rs:864:27
[INFO] [stdout]     |
[INFO] [stdout] 864 |             let old_obj = mem::replace(&mut estate.current_object, Some(meth.active_obj.clone()));
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::replace()` instead: `estate.current_object.replace(meth.active_obj.clone())`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_some
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: replacing an `Option` with `Some(..)`
[INFO] [stdout]    --> src/evaluator.rs:865:27
[INFO] [stdout]     |
[INFO] [stdout] 865 |             let old_cls = mem::replace(&mut estate.current_class, Some(meth.active_class.clone()));
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::replace()` instead: `estate.current_class.replace(meth.active_class.clone())`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_option_with_some
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:918:17
[INFO] [stdout]     |
[INFO] [stdout] 918 | /                 return Err(EvaluationError {
[INFO] [stdout] 919 | |                     stderr_message: format!("lhs of . is not an object instance"),
[INFO] [stdout] 920 | |                 });
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 918 ~                 Err(EvaluationError {
[INFO] [stdout] 919 +                     stderr_message: format!("lhs of . is not an object instance"),
[INFO] [stdout] 920 ~                 })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:929:17
[INFO] [stdout]     |
[INFO] [stdout] 929 | /                 return Err(EvaluationError {
[INFO] [stdout] 930 | |                     stderr_message: format!("Tried to evaluate 'this' outside of an object"),
[INFO] [stdout] 931 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 929 ~                 Err(EvaluationError {
[INFO] [stdout] 930 +                     stderr_message: format!("Tried to evaluate 'this' outside of an object"),
[INFO] [stdout] 931 +                 })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/evaluator.rs:937:17
[INFO] [stdout]     |
[INFO] [stdout] 937 | /                 return Err(EvaluationError {
[INFO] [stdout] 938 | |                     stderr_message: format!("Tried to evaluate 'super' outside of an object"),
[INFO] [stdout] 939 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 937 ~                 Err(EvaluationError {
[INFO] [stdout] 938 +                     stderr_message: format!("Tried to evaluate 'super' outside of an object"),
[INFO] [stdout] 939 +                 })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]    --> src/evaluator.rs:908:63
[INFO] [stdout]     |
[INFO] [stdout] 908 |         A::FunctionCall { f, args } => evaluate_function_call(&**f, args, context, estate),
[INFO] [stdout]     |                                                               ^^^^ help: try: `f`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout]     = note: `#[warn(clippy::explicit_auto_deref)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:913:57
[INFO] [stdout]     |
[INFO] [stdout] 913 |         A::Accessor { lhs, rhs } => match evaluate_atom(&lhs, context, estate)? {
[INFO] [stdout]     |                                                         ^^^^ help: change this to: `lhs`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:919:37
[INFO] [stdout]     |
[INFO] [stdout] 919 |                     stderr_message: format!("lhs of . is not an object instance"),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"lhs of . is not an object instance".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:930:37
[INFO] [stdout]     |
[INFO] [stdout] 930 |                     stderr_message: format!("Tried to evaluate 'this' outside of an object"),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Tried to evaluate 'this' outside of an object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/evaluator.rs:938:37
[INFO] [stdout]     |
[INFO] [stdout] 938 |                     stderr_message: format!("Tried to evaluate 'super' outside of an object"),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Tried to evaluate 'super' outside of an object".to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:982:53
[INFO] [stdout]     |
[INFO] [stdout] 982 |         N::Group(e) => internal_evaluate_expression(&e, context, estate),
[INFO] [stdout]     |                                                     ^^ help: change this to: `e`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/evaluator.rs:996:52
[INFO] [stdout]     |
[INFO] [stdout] 996 |             let val = internal_evaluate_expression(&exp, context, estate)?;
[INFO] [stdout]     |                                                    ^^^^ help: change this to: `exp`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1000:52
[INFO] [stdout]      |
[INFO] [stdout] 1000 |             let val = internal_evaluate_expression(&exp, context, estate)?;
[INFO] [stdout]      |                                                    ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1005:64
[INFO] [stdout]      |
[INFO] [stdout] 1005 |                 Some(exp) => Some(internal_evaluate_expression(&exp, context, estate)?),
[INFO] [stdout]      |                                                                ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1008:35
[INFO] [stdout]      |
[INFO] [stdout] 1008 |             create_local_variable(&id, context)?;
[INFO] [stdout]      |                                   ^^^ help: change this to: `id`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1019:55
[INFO] [stdout]      |
[INFO] [stdout] 1019 |             return_val = internal_evaluate_statements(&scope_statements, &local_context, estate)?;
[INFO] [stdout]      |                                                       ^^^^^^^^^^^^^^^^^ help: change this to: `scope_statements`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1022:52
[INFO] [stdout]      |
[INFO] [stdout] 1022 |             let val = internal_evaluate_expression(&exp, context, estate)?;
[INFO] [stdout]      |                                                    ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref on an immutable reference
[INFO] [stdout]     --> src/evaluator.rs:1024:49
[INFO] [stdout]      |
[INFO] [stdout] 1024 |                 return_val = evaluate_statement(&*statement, context, estate)?;
[INFO] [stdout]      |                                                 ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
[INFO] [stdout]      = note: `#[warn(clippy::borrow_deref_ref)]` on by default
[INFO] [stdout] help: if you would like to reborrow, try removing `&*`
[INFO] [stdout]      |
[INFO] [stdout] 1024 -                 return_val = evaluate_statement(&*statement, context, estate)?;
[INFO] [stdout] 1024 +                 return_val = evaluate_statement(statement, context, estate)?;
[INFO] [stdout]      |
[INFO] [stdout] help: if you would like to deref, try using `&**`
[INFO] [stdout]      |
[INFO] [stdout] 1024 |                 return_val = evaluate_statement(&**statement, context, estate)?;
[INFO] [stdout]      |                                                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1028:52
[INFO] [stdout]      |
[INFO] [stdout] 1028 |             let val = internal_evaluate_expression(&exp, context, estate)?;
[INFO] [stdout]      |                                                    ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1036:59
[INFO] [stdout]      |
[INFO] [stdout] 1036 |             while is_truthy(&internal_evaluate_expression(&exp, context, estate)?) {
[INFO] [stdout]      |                                                           ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref on an immutable reference
[INFO] [stdout]     --> src/evaluator.rs:1037:55
[INFO] [stdout]      |
[INFO] [stdout] 1037 |                 if let Some(val) = evaluate_statement(&*statement, context, estate)? {
[INFO] [stdout]      |                                                       ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
[INFO] [stdout] help: if you would like to reborrow, try removing `&*`
[INFO] [stdout]      |
[INFO] [stdout] 1037 -                 if let Some(val) = evaluate_statement(&*statement, context, estate)? {
[INFO] [stdout] 1037 +                 if let Some(val) = evaluate_statement(statement, context, estate)? {
[INFO] [stdout]      |
[INFO] [stdout] help: if you would like to deref, try using `&**`
[INFO] [stdout]      |
[INFO] [stdout] 1037 |                 if let Some(val) = evaluate_statement(&**statement, context, estate)? {
[INFO] [stdout]      |                                                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1050:35
[INFO] [stdout]      |
[INFO] [stdout] 1050 |             create_local_variable(&name, context)?;
[INFO] [stdout]      |                                   ^^^^^ help: change this to: `name`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1060:29
[INFO] [stdout]      |
[INFO] [stdout] 1060 |             modify_variable(&name, EvaluationValue::Function(f), Some(0), context)?;
[INFO] [stdout]      |                             ^^^^^ help: change this to: `name`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1063:58
[INFO] [stdout]      |
[INFO] [stdout] 1063 |             let val = match internal_evaluate_expression(&exp, context, estate)? {
[INFO] [stdout]      |                                                          ^^^^ help: change this to: `exp`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]     --> src/evaluator.rs:1107:45
[INFO] [stdout]      |
[INFO] [stdout] 1107 | ...                   stderr_message: format!("Parent class identifier is not a class!"),
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"Parent class identifier is not a class!".to_string()`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]     --> src/evaluator.rs:1139:47
[INFO] [stdout]      |
[INFO] [stdout] 1139 |         if let Some(val) = evaluate_statement(&statement, context, estate)? {
[INFO] [stdout]      |                                               ^^^^^^^^^^ help: change this to: `statement`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]     --> src/evaluator.rs:1189:5
[INFO] [stdout]      |
[INFO] [stdout] 1189 |     return res;
[INFO] [stdout]      |     ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]      |
[INFO] [stdout] 1189 -     return res;
[INFO] [stdout] 1189 +     res
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]     --> src/evaluator.rs:1240:27
[INFO] [stdout]      |
[INFO] [stdout] 1240 |                 Err(e) => format!("{}", e.stderr_message),
[INFO] [stdout]      |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `e.stderr_message.to_string()`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the variable `test_i` is used as a loop counter
[INFO] [stdout]     --> src/evaluator.rs:1324:9
[INFO] [stdout]      |
[INFO] [stdout] 1324 |         for (input, output) in tests {
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `for (test_i, (input, output)) in tests.into_iter().enumerate()`
[INFO] [stdout]      |
[INFO] [stdout]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stdout]      = note: `#[warn(clippy::explicit_counter_loop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `AND` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     AND,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `And`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]    = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `CLASS` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     CLASS,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Class`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `ELSE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     ELSE,
[INFO] [stdout]    |     ^^^^ help: consider making the acronym lowercase, except the initial letter: `Else`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `FALSE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     FALSE,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `False`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `FUN` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     FUN,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Fun`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `FOR` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     FOR,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `For`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `NIL` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     NIL,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Nil`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `PRINT` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     PRINT,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Print`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RETURN` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     RETURN,
[INFO] [stdout]    |     ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Return`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `SUPER` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     SUPER,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Super`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `THIS` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     THIS,
[INFO] [stdout]    |     ^^^^ help: consider making the acronym lowercase, except the initial letter: `This`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `TRUE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     TRUE,
[INFO] [stdout]    |     ^^^^ help: consider making the acronym lowercase, except the initial letter: `True`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `VAR` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     VAR,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Var`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `WHILE` contains a capitalized acronym
[INFO] [stdout]   --> src/lexer.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     WHILE,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `While`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/lexer.rs:157:38
[INFO] [stdout]     |
[INFO] [stdout] 157 |             T::Number(num_str, _) => &num_str,
[INFO] [stdout]     |                                      ^^^^^^^^ help: change this to: `num_str`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/lexer.rs:158:33
[INFO] [stdout]     |
[INFO] [stdout] 158 |             T::Identifier(i) => &i,
[INFO] [stdout]     |                                 ^^ help: change this to: `i`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this loop could be written as a `while let` loop
[INFO] [stdout]    --> src/lexer.rs:531:9
[INFO] [stdout]     |
[INFO] [stdout] 531 | /         loop {
[INFO] [stdout] 532 | |             let Some(e1) = entries.next() else {
[INFO] [stdout] 533 | |                 // No more even number of files
[INFO] [stdout] 534 | |                 break;
[INFO] [stdout] ...   |
[INFO] [stdout] 594 | |             dbg!("after loop assert");
[INFO] [stdout] 595 | |         }
[INFO] [stdout]     | |_________^ help: try: `while let Some(e1) = entries.next() { .. }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_loop
[INFO] [stdout]     = note: `#[warn(clippy::while_let_loop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant redefinition of a binding `e1`
[INFO] [stdout]    --> src/lexer.rs:536:13
[INFO] [stdout]     |
[INFO] [stdout] 536 |             let e1 = e1;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: `e1` is initially defined here
[INFO] [stdout]    --> src/lexer.rs:532:22
[INFO] [stdout]     |
[INFO] [stdout] 532 |             let Some(e1) = entries.next() else {
[INFO] [stdout]     |                      ^^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_locals
[INFO] [stdout]     = note: `#[warn(clippy::redundant_locals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stdout]    --> src/parser.rs:248:20
[INFO] [stdout]     |
[INFO] [stdout] 248 |             if let Err(_) = parse_right_paren(tokens) {
[INFO] [stdout]     |             -------^^^^^^---------------------------- help: try: `if parse_right_paren(tokens).is_err()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout]     = note: `#[warn(clippy::redundant_pattern_matching)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `TextRange` which implements the `Copy` trait
[INFO] [stdout]    --> src/parser.rs:326:34
[INFO] [stdout]     |
[INFO] [stdout] 326 |             let mut text_range = exp.text_range.clone();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `exp.text_range`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]    --> src/parser.rs:412:19
[INFO] [stdout]     |
[INFO] [stdout] 412 |         while let Ok(_) = parse_comma(tokens) {
[INFO] [stdout]     |         ----------^^^^^---------------------- help: try: `while parse_comma(tokens).is_ok()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:462:12
[INFO] [stdout]     |
[INFO] [stdout] 462 |         if !infix_op.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^ help: try: `infix_op.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]    --> src/parser.rs:506:16
[INFO] [stdout]     |
[INFO] [stdout] 506 |         if let Ok(_) = parse_dot(tokens) {
[INFO] [stdout]     |         -------^^^^^-------------------- help: try: `if parse_dot(tokens).is_ok()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]    --> src/parser.rs:514:16
[INFO] [stdout]     |
[INFO] [stdout] 514 |         if let Ok(_) = parse_left_paren(tokens) {
[INFO] [stdout]     |         -------^^^^^--------------------------- help: try: `if parse_left_paren(tokens).is_ok()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stdout]    --> src/parser.rs:519:27
[INFO] [stdout]     |
[INFO] [stdout] 519 |                 while let Ok(_) = parse_comma(tokens) {
[INFO] [stdout]     |                 ----------^^^^^---------------------- help: try: `while parse_comma(tokens).is_ok()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the variable `test_i` is used as a loop counter
[INFO] [stdout]    --> src/parser.rs:692:9
[INFO] [stdout]     |
[INFO] [stdout] 692 |         for (input, output) in tests {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `for (test_i, (input, output)) in tests.into_iter().enumerate()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/parser.rs:701:27
[INFO] [stdout]     |
[INFO] [stdout] 701 |                 Err(e) => format!("{}", e.message),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `e.message.to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `AND` contains a capitalized acronym
[INFO] [stdout]   --> src/parser_utils.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     AND,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `And`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]   --> src/parser_utils.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | /     let res = match op {
[INFO] [stdout] 44 | |         T::Equal => (2, 1),
[INFO] [stdout] 45 | |         T::OR => (3, 4),
[INFO] [stdout] 46 | |         T::AND => (5, 6),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |         T::Star | T::Slash => (13, 14),
[INFO] [stdout] 51 | |     };
[INFO] [stdout]    | |______- unnecessary `let` binding
[INFO] [stdout] 52 |       res
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout]    = note: `#[warn(clippy::let_and_return)]` on by default
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]    |
[INFO] [stdout] 43 ~     
[INFO] [stdout] 44 ~     match op {
[INFO] [stdout] 45 +         T::Equal => (2, 1),
[INFO] [stdout] 46 +         T::OR => (3, 4),
[INFO] [stdout] 47 +         T::AND => (5, 6),
[INFO] [stdout] 48 +         T::EqualEqual | T::BangEqual => (7, 8),
[INFO] [stdout] 49 +         T::Less | T::LessEqual | T::Greater | T::GreaterEqual => (9, 10),
[INFO] [stdout] 50 +         T::Plus | T::Minus => (11, 12),
[INFO] [stdout] 51 +         T::Star | T::Slash => (13, 14),
[INFO] [stdout] 52 +     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stdout]    --> src/resolver.rs:101:6
[INFO] [stdout]     |
[INFO] [stdout] 101 | ) -> Result<Box<(Node<ResolvedIdentifier>, Node<ResolvedIdentifier>)>, ResolutionError> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stdout]     = note: `#[warn(clippy::type_complexity)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: local variable doesn't need to be boxed here
[INFO] [stdout]   --> src/resolver.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     b: Box<(Node<UnresolvedIdentifier>, Node<UnresolvedIdentifier>)>,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#boxed_local
[INFO] [stdout]    = note: `#[warn(clippy::boxed_local)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: local variable doesn't need to be boxed here
[INFO] [stdout]    --> src/resolver.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     b: Box<Node<UnresolvedIdentifier>>,
[INFO] [stdout]     |     ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#boxed_local
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/resolver.rs:145:44
[INFO] [stdout]     |
[INFO] [stdout] 145 |             let depth = lookup_ident(&n.0, &scopes);
[INFO] [stdout]     |                                            ^^^^^^^ help: change this to: `scopes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/resolver.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 207 |     return None;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 207 -     return None;
[INFO] [stdout] 207 +     None
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/resolver.rs:201:37
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn lookup_ident(name: &str, scopes: &Vec<HashSet<String>>) -> Option<usize> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 201 - fn lookup_ident(name: &str, scopes: &Vec<HashSet<String>>) -> Option<usize> {
[INFO] [stdout] 201 + fn lookup_ident(name: &str, scopes: &[HashSet<String>]) -> Option<usize> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref on an immutable reference
[INFO] [stdout]    --> src/resolver.rs:221:47
[INFO] [stdout]     |
[INFO] [stdout] 221 |             if atom_contains_ident_name(name, &*f) {
[INFO] [stdout]     |                                               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrow_deref_ref
[INFO] [stdout] help: if you would like to reborrow, try removing `&*`
[INFO] [stdout]     |
[INFO] [stdout] 221 -             if atom_contains_ident_name(name, &*f) {
[INFO] [stdout] 221 +             if atom_contains_ident_name(name, f) {
[INFO] [stdout]     |
[INFO] [stdout] help: if you would like to deref, try using `&**`
[INFO] [stdout]     |
[INFO] [stdout] 221 |             if atom_contains_ident_name(name, &**f) {
[INFO] [stdout]     |                                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this if-then-else expression assigns a bool literal
[INFO] [stdout]    --> src/resolver.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 | /     if name == "init" {
[INFO] [stdout] 282 | |         rstate.in_init = true;
[INFO] [stdout] 283 | |     } else {
[INFO] [stdout] 284 | |         rstate.in_init = false;
[INFO] [stdout] 285 | |     }
[INFO] [stdout]     | |_____^ help: you can reduce it to: `rstate.in_init = name == "init";`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool_assign
[INFO] [stdout]     = note: `#[warn(clippy::needless_bool_assign)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: all variants have the same postfix: `Error`
[INFO] [stdout]   --> src/main.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / enum CompilerErrorType {
[INFO] [stdout] 25 | |     LexingError,
[INFO] [stdout] 26 | |     ParsingError,
[INFO] [stdout] 27 | |     EvaluationError,
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the postfixes and use full paths to the variants instead of glob imports
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#enum_variant_names
[INFO] [stdout]    = note: `#[warn(clippy::enum_variant_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/main.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | /     return match err {
[INFO] [stdout] 79 | |         Some(r) => {
[INFO] [stdout] 80 | |             // eprintln!("{}", r.message);
[INFO] [stdout] 81 | |             Err(r)
[INFO] [stdout] 82 | |         }
[INFO] [stdout] 83 | |         None => Ok(tokens),
[INFO] [stdout] 84 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 78 ~     match err {
[INFO] [stdout] 79 +         Some(r) => {
[INFO] [stdout] 80 +             // eprintln!("{}", r.message);
[INFO] [stdout] 81 +             Err(r)
[INFO] [stdout] 82 +         }
[INFO] [stdout] 83 +         None => Ok(tokens),
[INFO] [stdout] 84 ~     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:201:13
[INFO] [stdout]     |
[INFO] [stdout] 201 |             return ExitCode::from(0);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 201 -             return ExitCode::from(0);
[INFO] [stdout] 201 +             ExitCode::from(0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             return ExitCode::from(0);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 209 -             return ExitCode::from(0);
[INFO] [stdout] 209 +             ExitCode::from(0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |             return ExitCode::from(0);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 217 -             return ExitCode::from(0);
[INFO] [stdout] 217 +             ExitCode::from(0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |             return ExitCode::from(0);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 229 -             return ExitCode::from(0);
[INFO] [stdout] 229 +             ExitCode::from(0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/main.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |             return ExitCode::from(12);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 233 -             return ExitCode::from(12);
[INFO] [stdout] 233 +             ExitCode::from(12)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `writeln!(stderr(), ...).unwrap()`
[INFO] [stdout]    --> src/main.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         writeln!(io::stderr(), "Usage: {} tokenize <filename>", args[0]).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `eprintln!("Usage: {} tokenize <filename>", args[0])`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_write
[INFO] [stdout]     = note: `#[warn(clippy::explicit_write)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.50s
[INFO] running `Command { std: "docker" "inspect" "9db6e7ddc353efb743e0bc65f3285c27c9261eafeae10839039ce20c836c49dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9db6e7ddc353efb743e0bc65f3285c27c9261eafeae10839039ce20c836c49dd", kill_on_drop: false }`
[INFO] [stdout] 9db6e7ddc353efb743e0bc65f3285c27c9261eafeae10839039ce20c836c49dd