[INFO] cloning repository https://github.com/mrandr1an/eureka
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrandr1an/eureka" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrandr1an%2Feureka", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrandr1an%2Feureka'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2c4294f399bf9411059c81ad79849f37d7be3c6
[INFO] checking mrandr1an/eureka against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrandr1an%2Feureka" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mrandr1an/eureka
[INFO] finished tweaking git repo https://github.com/mrandr1an/eureka
[INFO] tweaked toml for git repo https://github.com/mrandr1an/eureka written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mrandr1an/eureka on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 54 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db29a874e88d085855ce8638dc300b2ff3d1d3818963b3d498a4ca3dc95a0620
[INFO] running `Command { std: "docker" "start" "-a" "db29a874e88d085855ce8638dc300b2ff3d1d3818963b3d498a4ca3dc95a0620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db29a874e88d085855ce8638dc300b2ff3d1d3818963b3d498a4ca3dc95a0620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db29a874e88d085855ce8638dc300b2ff3d1d3818963b3d498a4ca3dc95a0620", kill_on_drop: false }`
[INFO] [stdout] db29a874e88d085855ce8638dc300b2ff3d1d3818963b3d498a4ca3dc95a0620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ee3bcbff09507d480d88c7a6bf29ab3edb9c33a99694a0eb6846cdeb9513a4c
[INFO] running `Command { std: "docker" "start" "-a" "2ee3bcbff09507d480d88c7a6bf29ab3edb9c33a99694a0eb6846cdeb9513a4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]     Checking supports-color v3.0.2
[INFO] [stderr]     Checking supports-unicode v3.0.0
[INFO] [stderr]     Checking supports-hyperlinks v3.1.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking terminal_size v0.4.3
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]    Compiling miette-derive v7.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]     Checking miette v7.6.0
[INFO] [stderr]     Checking eureka v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:62:26
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Either::Left(r) => PostfixOp::Fact,
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:77:11
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn op(input: Lexer) -> ParserR<Op, Perror> {
[INFO] [stdout]    |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/frontend/parsers/lib/parser.rs:400:13
[INFO] [stdout]     |
[INFO] [stdout] 400 |         let a = just("1");
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:62:26
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Either::Left(r) => PostfixOp::Fact,
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:77:11
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn op(input: Lexer) -> ParserR<Op, Perror> {
[INFO] [stdout]    |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let len = src.len();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Split` is never constructed
[INFO] [stdout]  --> src/frontend/lexers/lexer.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Split<'lexer> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/frontend/lexers/token.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl<'a> Token<'a> {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn is_op(&self) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn is_prefix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn is_postfix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn is_midfix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn is_reserved(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn is_keyword(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub fn is_unknown(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ptr` is never constructed
[INFO] [stdout]    --> src/frontend/lexers/token.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub enum Type {
[INFO] [stdout]     |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 210 |     Ptr(Box<Type>), //ex. ΠΡΑΓΜΑΤΙΚΟΣ*
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `op` is never used
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn op(input: Lexer) -> ParserR<Op, Perror> {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `map_err` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/parser.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait Parser<'parser>: Sized {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn map_err<F, O: ParserError>(self, map_fn: F) -> impl Parser<'parser, Error = O>
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expect` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/parser.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn expect<'parser, P, E>(parser: P) -> impl Combinator<'parser>
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `then_all_until_eof` is never used
[INFO] [stdout]    --> src/frontend/parsers/lib/parser.rs:216:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub trait Combinator<'parser>: Parser<'parser, Error = Perror> {
[INFO] [stdout]     |           ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 216 |     fn then_all_until_eof(self) -> impl Pair<'parser, Self::Output, Vec<Token<'parser>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Symbol` is never used
[INFO] [stdout]   --> src/frontend/parsers/symboltable.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum Symbol {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SymbolTable` is never constructed
[INFO] [stdout]   --> src/frontend/parsers/symboltable.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct SymbolTable<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Table` is never constructed
[INFO] [stdout]   --> src/frontend/parsers/symboltable.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct Table<'a>(RefCell<SymbolTable<'a>>);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `global`, `new`, `add_function`, `add_method`, `add_procedure`, and `add_variable` are never used
[INFO] [stdout]    --> src/frontend/parsers/symboltable.rs:51:12
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl<'a> Table<'a> {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout]  51 |     pub fn global() -> Rc<Self> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  59 |     pub fn new(parent: &Rc<Table<'a>>) -> Rc<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     fn add_function(self: Rc<Self>, f: &Function<'a>) -> Option<Symbol> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  84 |     fn add_method(self: Rc<Self>, f: &Method<'a>) -> Option<Symbol> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     fn add_procedure(self: Rc<Self>, f: &Procedure<'a>) -> Option<Symbol> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn add_variable(self: Rc<Self>, f: &Variable<'a>) -> Option<Symbol> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AST` is never used
[INFO] [stdout]  --> src/frontend/syntaxtrees/ast.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait AST: Display + Debug + Eq + PartialEq {
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Expr` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/exprs.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Expr<'a> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Assign` is never constructed
[INFO] [stdout]   --> src/frontend/syntaxtrees/exprs.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum ExprVariant<'a> {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 25 |     Assign(Assign<'a>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Goto` is never constructed
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub enum PrefixOp {
[INFO] [stdout]     |          -------- variant in this enum
[INFO] [stdout] 150 |     Goto,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bp` is never used
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:274:12
[INFO] [stdout]     |
[INFO] [stdout] 273 | impl<'a> Operator<'a> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] 274 |     pub fn bp(&self) -> (Option<u8>, Option<u8>) {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/function.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Function<'a> {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Method` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/method.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Method<'a> {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Source` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/primitive.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Source<'a>(Vec<Node<'a>>);
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/primitive.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Node<'a> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `NodeKind` is never used
[INFO] [stdout]   --> src/frontend/syntaxtrees/primitive.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum NodeKind<'a> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Routine` is never used
[INFO] [stdout]   --> src/frontend/syntaxtrees/primitive.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Routine<'a> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Procedure` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/procedure.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Procedure<'a> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Real`, `Char`, `Ptr`, `Aggregate`, and `Variant` are never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/types.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Type {
[INFO] [stdout]   |          ---- variants in this enum
[INFO] [stdout] 5 |     Real,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     Char,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     Ptr(Box<Type>),
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     Aggregate(Vec<Type>),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 9 |     Variant(Vec<Type>),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Type` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let len = src.len();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Split` is never constructed
[INFO] [stdout]  --> src/frontend/lexers/lexer.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Split<'lexer> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexer` is never constructed
[INFO] [stdout]   --> src/frontend/lexers/lexer.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Lexer<'lexer> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `peek`, `lex`, `lex_delim`, and `lex_token` are never used
[INFO] [stdout]   --> src/frontend/lexers/lexer.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<'lexer> Lexer<'lexer> {
[INFO] [stdout]    | -------------------------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new(name: &'lexer str, src: &'lexer str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn peek(&self) -> Option<<Self as Iterator>::Item> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn lex(&mut self) -> Option<<Self as Iterator>::Item> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn lex_delim(&mut self, c: &str) -> Option<<Self as Iterator>::Item> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn lex_token(&mut self) -> Option<<Self as Iterator>::Item> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TokenDelim` is never used
[INFO] [stdout]  --> src/frontend/lexers/token.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait TokenDelim {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexeme` is never constructed
[INFO] [stdout]   --> src/frontend/lexers/token.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Lexeme<'a> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/frontend/lexers/token.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<'a> Lexeme<'a> {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 41 |     fn new(slice: &'a str, range: Range<usize>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]   --> src/frontend/lexers/token.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Token<'a> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/frontend/lexers/token.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl<'a> Token<'a> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 53 |     pub fn new(range: Range<usize>, slice: &'a str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn is_op(&self) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn is_prefix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn is_postfix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn is_midfix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn is_reserved(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn is_keyword(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn is_num(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub fn is_unknown(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenKind` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub enum TokenKind {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Reserved` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:158:10
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub enum Reserved {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operator` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub enum Operator {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Infix` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:180:10
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub enum Infix {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Postfix` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:188:10
[INFO] [stdout]     |
[INFO] [stdout] 188 | pub enum Postfix {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Prefix` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:196:10
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub enum Prefix {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Builtin` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:201:10
[INFO] [stdout]     |
[INFO] [stdout] 201 | pub enum Builtin {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Type` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:207:10
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub enum Type {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Function` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:214:10
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub enum Function {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Keyword` is never used
[INFO] [stdout]    --> src/frontend/lexers/token.rs:219:10
[INFO] [stdout]     |
[INFO] [stdout] 219 | pub enum Keyword {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `S` is never used
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum S<'a> {
[INFO] [stdout]    |          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `binop` is never used
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn binop(input: Lexer) -> ParserR<BinOp, Perror> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `postop` is never used
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn postop(input: Lexer) -> ParserR<PostfixOp, Perror> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `preop` is never used
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn preop(input: Lexer) -> ParserR<PrefixOp, Perror> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `op` is never used
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn op(input: Lexer) -> ParserR<Op, Perror> {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expr` is never used
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn expr(input: Lexer) -> ParserR<S, Perror> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expr_bp` is never used
[INFO] [stdout]   --> src/frontend/parsers/expr.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn expr_bp(mut input: Lexer, min_bp: u8) -> ParserR<S, Perror> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Perror` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/error.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub type Perror = Box<dyn Diagnostic + Send + Sync>;
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParserError` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/error.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait ParserError: Send + Sync {
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Expected` is never constructed
[INFO] [stdout]   --> src/frontend/parsers/lib/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct Expected<E, G>
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/error.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | / impl<E, G> Expected<E, G>
[INFO] [stdout] 62 | | where
[INFO] [stdout] 63 | |     E: Into<TokenKind> + Debug + Display,
[INFO] [stdout] 64 | |     G: Into<TokenKind> + Debug + Display,
[INFO] [stdout]    | |_________________________________________- associated function in this implementation
[INFO] [stdout] 65 |   {
[INFO] [stdout] 66 |       pub fn new<'a, 'b: 'a>(lexer: &'a Lexer<'b>, range: Range<usize>, expected: E, got: G) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnexpectedEOF` is never constructed
[INFO] [stdout]   --> src/frontend/parsers/lib/error.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct UnexpectedEOF<E>
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/error.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 93 | / impl<E> UnexpectedEOF<E>
[INFO] [stdout] 94 | | where
[INFO] [stdout] 95 | |     E: Into<TokenKind> + Debug + Display,
[INFO] [stdout]    | |_________________________________________- associated function in this implementation
[INFO] [stdout] 96 |   {
[INFO] [stdout] 97 |       pub fn new<'a, 'b: 'a>(lexer: &'a Lexer<'b>, expected: E) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Multiple` is never constructed
[INFO] [stdout]    --> src/frontend/parsers/lib/error.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct Multiple {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `add` are never used
[INFO] [stdout]    --> src/frontend/parsers/lib/error.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl Multiple {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 115 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn add(&mut self, error: Perror) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Parser` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/parser.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait Parser<'parser>: Sized {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `just` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/parser.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn just<'parser, T: Into<TokenKind>>(
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expect` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/parser.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn expect<'parser, P, E>(parser: P) -> impl Combinator<'parser>
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pair` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/parser.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub fn pair<'parser, P1, P2>(p1: P1, p2: P2) -> impl Pair<'parser, P1::Output, P2::Output>
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `either` is never used
[INFO] [stdout]    --> src/frontend/parsers/lib/parser.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub fn either<'parser, P1, P2>(
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `until` is never used
[INFO] [stdout]    --> src/frontend/parsers/lib/parser.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn until<'parser, T: Into<TokenKind>, P, O>(
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Combinator` is never used
[INFO] [stdout]    --> src/frontend/parsers/lib/parser.rs:148:11
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub trait Combinator<'parser>: Parser<'parser, Error = Perror> {
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Pair` is never used
[INFO] [stdout]    --> src/frontend/parsers/lib/parser.rs:230:11
[INFO] [stdout]     |
[INFO] [stdout] 230 | pub trait Pair<'parser, O1, O2>: Combinator<'parser, Output = (O1, O2)> {
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Flatten` is never used
[INFO] [stdout]    --> src/frontend/parsers/lib/parser.rs:248:11
[INFO] [stdout]     |
[INFO] [stdout] 248 | pub trait Flatten<'parser, T>: Combinator<'parser, Output = Either<T, T>> {
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParserR` is never used
[INFO] [stdout]  --> src/frontend/parsers/lib/result.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum ParserR<'parser, Output, Error> {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Either` is never used
[INFO] [stdout]   --> src/frontend/parsers/lib/result.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Either<Left, Right> {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Symbol` is never used
[INFO] [stdout]   --> src/frontend/parsers/symboltable.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum Symbol {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SymbolTable` is never constructed
[INFO] [stdout]   --> src/frontend/parsers/symboltable.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct SymbolTable<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Table` is never constructed
[INFO] [stdout]   --> src/frontend/parsers/symboltable.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct Table<'a>(RefCell<SymbolTable<'a>>);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `global`, `new`, `add_function`, `add_method`, `add_procedure`, and `add_variable` are never used
[INFO] [stdout]    --> src/frontend/parsers/symboltable.rs:51:12
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl<'a> Table<'a> {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout]  51 |     pub fn global() -> Rc<Self> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  59 |     pub fn new(parent: &Rc<Table<'a>>) -> Rc<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     fn add_function(self: Rc<Self>, f: &Function<'a>) -> Option<Symbol> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  84 |     fn add_method(self: Rc<Self>, f: &Method<'a>) -> Option<Symbol> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     fn add_procedure(self: Rc<Self>, f: &Procedure<'a>) -> Option<Symbol> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn add_variable(self: Rc<Self>, f: &Variable<'a>) -> Option<Symbol> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `real` is never used
[INFO] [stdout]   --> src/frontend/parsers/value.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn real(mut input: Lexer) -> ParserR<Value, Perror> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `id` is never used
[INFO] [stdout]   --> src/frontend/parsers/value.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn id(input: Lexer) -> ParserR<Value, Perror> {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CharError` is never constructed
[INFO] [stdout]   --> src/frontend/parsers/value.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct CharError {}
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `char` is never used
[INFO] [stdout]   --> src/frontend/parsers/value.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn char(input: Lexer) -> ParserR<Value, Perror> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `value` is never used
[INFO] [stdout]   --> src/frontend/parsers/value.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn value(input: Lexer) -> ParserR<Value, Perror> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AST` is never used
[INFO] [stdout]  --> src/frontend/syntaxtrees/ast.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait AST: Display + Debug + Eq + PartialEq {
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Expr` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/exprs.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Expr<'a> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExprVariant` is never used
[INFO] [stdout]   --> src/frontend/syntaxtrees/exprs.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum ExprVariant<'a> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/frontend/syntaxtrees/exprs.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<'a> ExprVariant<'a> {
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] 30 |     pub fn new(s: S<'a>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinOp` is never used
[INFO] [stdout]   --> src/frontend/syntaxtrees/exprs.rs:93:10
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub enum BinOp {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bp` is never used
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl BinOp {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 101 |     pub fn bp(&self) -> (u8, u8) {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Binary` is never constructed
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub struct Binary<'a> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PrefixOp` is never used
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:149:10
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub enum PrefixOp {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bp` is never used
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl PrefixOp {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 155 |     pub fn bp(&self) -> ((), u8) {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnaryLHS` is never constructed
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub struct UnaryLHS<'a> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PostfixOp` is never used
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:189:10
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub enum PostfixOp<'a> {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bp` is never used
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:195:12
[INFO] [stdout]     |
[INFO] [stdout] 194 | impl<'a> PostfixOp<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] 195 |     pub fn bp(&self) -> (u8, ()) {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnaryRHS` is never constructed
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:233:12
[INFO] [stdout]     |
[INFO] [stdout] 233 | pub struct UnaryRHS<'a> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Assign` is never constructed
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:250:12
[INFO] [stdout]     |
[INFO] [stdout] 250 | pub struct Assign<'a> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operator` is never used
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:267:10
[INFO] [stdout]     |
[INFO] [stdout] 267 | pub enum Operator<'a> {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bp` is never used
[INFO] [stdout]    --> src/frontend/syntaxtrees/exprs.rs:274:12
[INFO] [stdout]     |
[INFO] [stdout] 273 | impl<'a> Operator<'a> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] 274 |     pub fn bp(&self) -> (Option<u8>, Option<u8>) {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/function.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Function<'a> {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Identifier` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/identifier.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Identifier<'id>(pub Lexeme<'id>);
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Method` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/method.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Method<'a> {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Source` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/primitive.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Source<'a>(Vec<Node<'a>>);
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/primitive.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Node<'a> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `NodeKind` is never used
[INFO] [stdout]   --> src/frontend/syntaxtrees/primitive.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum NodeKind<'a> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Routine` is never used
[INFO] [stdout]   --> src/frontend/syntaxtrees/primitive.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Routine<'a> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Procedure` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/procedure.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Procedure<'a> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Type` is never used
[INFO] [stdout]  --> src/frontend/syntaxtrees/types.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Type {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]  --> src/frontend/syntaxtrees/value.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Value<'val> {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Variable` is never constructed
[INFO] [stdout]  --> src/frontend/syntaxtrees/variable.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Variable<'var> {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.48s
[INFO] running `Command { std: "docker" "inspect" "2ee3bcbff09507d480d88c7a6bf29ab3edb9c33a99694a0eb6846cdeb9513a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee3bcbff09507d480d88c7a6bf29ab3edb9c33a99694a0eb6846cdeb9513a4c", kill_on_drop: false }`
[INFO] [stdout] 2ee3bcbff09507d480d88c7a6bf29ab3edb9c33a99694a0eb6846cdeb9513a4c