[INFO] cloning repository https://github.com/huwenchao/monkey-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huwenchao/monkey-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwenchao%2Fmonkey-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwenchao%2Fmonkey-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb77c9f547a106661e0ce99777d9d711460951f3
[INFO] checking huwenchao/monkey-rust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwenchao%2Fmonkey-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huwenchao/monkey-rust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/huwenchao/monkey-rust
[INFO] finished tweaking git repo https://github.com/huwenchao/monkey-rust
[INFO] tweaked toml for git repo https://github.com/huwenchao/monkey-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/huwenchao/monkey-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32f80f1cd853c6f87f1c1fdf3e688b5c26225c9c938dcd2f0367e93077c1ac9a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "32f80f1cd853c6f87f1c1fdf3e688b5c26225c9c938dcd2f0367e93077c1ac9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32f80f1cd853c6f87f1c1fdf3e688b5c26225c9c938dcd2f0367e93077c1ac9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f80f1cd853c6f87f1c1fdf3e688b5c26225c9c938dcd2f0367e93077c1ac9a", kill_on_drop: false }`
[INFO] [stdout] 32f80f1cd853c6f87f1c1fdf3e688b5c26225c9c938dcd2f0367e93077c1ac9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 75566c5c7a124724e86566013d6f0da1af9437676bd48ac1afa8e1e5bd8764af
[INFO] running `Command { std: "docker" "start" "-a" "75566c5c7a124724e86566013d6f0da1af9437676bd48ac1afa8e1e5bd8764af", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking monkey-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::token::Token`
[INFO] [stdout]  --> src/ast.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::token::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IfExpression`
[INFO] [stdout]  --> src/parser.rs:2:68
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ArrayLiteral, CallExpression, Expression, ExpressionStatement, IfExpression, IndexExpression,
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |     ) -> Option<Box<Fn(&mut Self) -> ParseResult<Expression>>> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Self) -> ParseResult<Expression>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:233:21
[INFO] [stdout]     |
[INFO] [stdout] 233 |     ) -> Option<Box<Fn(&mut Self, Expression) -> ParseResult<Expression>>> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Self, Expression) -> ParseResult<Expression>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::token::Token`
[INFO] [stdout]  --> src/ast.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::token::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Token`, `Type`
[INFO] [stdout]    --> src/ast.rs:226:24
[INFO] [stdout]     |
[INFO] [stdout] 226 |     use crate::token::{Token, Type};
[INFO] [stdout]     |                        ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Token`, `lookup_ident`
[INFO] [stdout]    --> src/lexer.rs:234:24
[INFO] [stdout]     |
[INFO] [stdout] 234 |     use crate::token::{lookup_ident, Token, Type};
[INFO] [stdout]     |                        ^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IfExpression`
[INFO] [stdout]  --> src/parser.rs:2:68
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ArrayLiteral, CallExpression, Expression, ExpressionStatement, IfExpression, IndexExpression,
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |     ) -> Option<Box<Fn(&mut Self) -> ParseResult<Expression>>> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Self) -> ParseResult<Expression>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:233:21
[INFO] [stdout]     |
[INFO] [stdout] 233 |     ) -> Option<Box<Fn(&mut Self, Expression) -> ParseResult<Expression>>> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Self, Expression) -> ParseResult<Expression>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ident`
[INFO] [stdout]    --> src/parser.rs:331:21
[INFO] [stdout]     |
[INFO] [stdout] 331 |         Expression, Ident, LetStatement, PrefixExpression, ReturnStatement, Statement,
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/ast.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Self::If(p) => todo!(),
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/ast.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Self::If(p) => todo!(),
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Let`
[INFO] [stdout]   --> src/ast.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Let(LetStatement),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Return`
[INFO] [stdout]   --> src/ast.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Return(ReturnStatement),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Expression`
[INFO] [stdout]   --> src/ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Expression(ExpressionStatement),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Prefix`
[INFO] [stdout]   --> src/ast.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     Prefix(PrefixExpression),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Infix`
[INFO] [stdout]   --> src/ast.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     Infix(InfixExpression),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `If`
[INFO] [stdout]   --> src/ast.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     If(IfExpression),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Function`
[INFO] [stdout]   --> src/ast.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     Function(FunctionExpression),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/ast.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     Call(CallExpression),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `String`
[INFO] [stdout]   --> src/ast.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     String(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ident`
[INFO] [stdout]   --> src/ast.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     Ident(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Index`
[INFO] [stdout]   --> src/ast.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     Index(IndexExpression),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Array`
[INFO] [stdout]   --> src/ast.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     Array(ArrayLiteral),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ZERO_CHAR`
[INFO] [stdout]  --> src/lexer.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | const ZERO_CHAR: char = '\u{0}';
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lexer.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(input: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_char`
[INFO] [stdout]   --> src/lexer.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn read_char(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_whitespace`
[INFO] [stdout]   --> src/lexer.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn skip_whitespace(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_comment`
[INFO] [stdout]   --> src/lexer.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn skip_comment(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_char`
[INFO] [stdout]   --> src/lexer.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn peek_char(&mut self) -> char {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/lexer.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn read(&mut self, check_fn: fn(char) -> bool) -> String {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_ident`
[INFO] [stdout]   --> src/lexer.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn read_ident(&mut self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_number`
[INFO] [stdout]   --> src/lexer.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn read_number(&mut self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_number_token`
[INFO] [stdout]   --> src/lexer.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn read_number_token(&mut self) -> Token {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_string`
[INFO] [stdout]   --> src/lexer.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn read_string(&mut self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_token`
[INFO] [stdout]   --> src/lexer.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn next_token(&mut self) -> Token {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_letter`
[INFO] [stdout]    --> src/lexer.rs:223:4
[INFO] [stdout]     |
[INFO] [stdout] 223 | fn is_letter(ch: char) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_digit`
[INFO] [stdout]    --> src/lexer.rs:227:4
[INFO] [stdout]     |
[INFO] [stdout] 227 | fn is_digit(ch: char) -> bool {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnexpectedToken`
[INFO] [stdout]   --> src/parser.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     UnexpectedToken { expected: Type, actual: Type },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoPrefixParseFunc`
[INFO] [stdout]   --> src/parser.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     NoPrefixParseFunc(Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ParseResult`
[INFO] [stdout]   --> src/parser.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub type ParseResult<T> = Result<T, ParseError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LOWEST`
[INFO] [stdout]   --> src/parser.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     LOWEST = 1,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EQUALS`
[INFO] [stdout]   --> src/parser.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     EQUALS,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LESSGREATER`
[INFO] [stdout]   --> src/parser.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     LESSGREATER,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SUM`
[INFO] [stdout]   --> src/parser.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     SUM,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PRODUCT`
[INFO] [stdout]   --> src/parser.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     PRODUCT,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PREFIX`
[INFO] [stdout]   --> src/parser.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     PREFIX,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CALL`
[INFO] [stdout]   --> src/parser.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     CALL,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `INDEX`
[INFO] [stdout]   --> src/parser.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     INDEX,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Parser`
[INFO] [stdout]   --> src/parser.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Parser {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn new(mut l: Lexer) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_token`
[INFO] [stdout]   --> src/parser.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn next_token(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_program`
[INFO] [stdout]   --> src/parser.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn parse_program(&mut self) -> ParseResult<Program> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_statement`
[INFO] [stdout]   --> src/parser.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn parse_statement(&mut self) -> ParseResult<Statement> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_return_statement`
[INFO] [stdout]   --> src/parser.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn parse_return_statement(&mut self) -> ParseResult<ReturnStatement> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_error`
[INFO] [stdout]   --> src/parser.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn peek_error(&mut self, t: Type) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expect_peek`
[INFO] [stdout]    --> src/parser.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn expect_peek(&mut self, t: Type) -> ParseResult<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_let_statement`
[INFO] [stdout]    --> src/parser.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn parse_let_statement(&mut self) -> ParseResult<LetStatement> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cur_token_is`
[INFO] [stdout]    --> src/parser.rs:127:8
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn cur_token_is(&self, t: Type) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_precedence`
[INFO] [stdout]    --> src/parser.rs:131:8
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn peek_precedence(&self) -> Precedence {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_expression`
[INFO] [stdout]    --> src/parser.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn parse_expression(&mut self, precedence: Precedence) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_ident`
[INFO] [stdout]    --> src/parser.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn parse_ident(&mut self) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_int`
[INFO] [stdout]    --> src/parser.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn parse_int(&mut self) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_boolean`
[INFO] [stdout]    --> src/parser.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn parse_boolean(&mut self) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_float`
[INFO] [stdout]    --> src/parser.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn parse_float(&mut self) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `prefix_parse_fns`
[INFO] [stdout]    --> src/parser.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn prefix_parse_fns(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_array_literal`
[INFO] [stdout]    --> src/parser.rs:205:8
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn parse_array_literal(&mut self) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_grouped_expression`
[INFO] [stdout]    --> src/parser.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn parse_grouped_expression(&mut self) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_prefix_expression`
[INFO] [stdout]    --> src/parser.rs:223:8
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn parse_prefix_expression(&mut self) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `infix_parse_fns`
[INFO] [stdout]    --> src/parser.rs:230:8
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn infix_parse_fns(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_index_expression`
[INFO] [stdout]    --> src/parser.rs:250:8
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn parse_index_expression(&mut self, left: Expression) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_expression_list`
[INFO] [stdout]    --> src/parser.rs:260:8
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn parse_expression_list(&mut self, end: Type) -> ParseResult<Vec<Expression>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_call_expression`
[INFO] [stdout]    --> src/parser.rs:280:8
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn parse_call_expression(&mut self, function: Expression) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_infix_expression`
[INFO] [stdout]    --> src/parser.rs:287:8
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn parse_infix_expression(&mut self, left: Expression) -> ParseResult<Expression> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_expression_statement`
[INFO] [stdout]    --> src/parser.rs:304:8
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn parse_expression_statement(&mut self) -> ParseResult<ExpressionStatement> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `type_to_predence`
[INFO] [stdout]    --> src/parser.rs:315:4
[INFO] [stdout]     |
[INFO] [stdout] 315 | fn type_to_predence(t: &Type) -> Precedence {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ILLEGAL`
[INFO] [stdout]  --> src/token.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ILLEGAL,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EOF`
[INFO] [stdout]  --> src/token.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     EOF,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IDENT`
[INFO] [stdout]  --> src/token.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     IDENT,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `INT`
[INFO] [stdout]  --> src/token.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     INT,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FLOAT`
[INFO] [stdout]  --> src/token.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     FLOAT,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `STRING`
[INFO] [stdout]  --> src/token.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     STRING,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BANG`
[INFO] [stdout]  --> src/token.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     BANG,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ASSIGN`
[INFO] [stdout]   --> src/token.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ASSIGN,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PLUS`
[INFO] [stdout]   --> src/token.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     PLUS,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MINUS`
[INFO] [stdout]   --> src/token.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     MINUS,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ASTARISK`
[INFO] [stdout]   --> src/token.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ASTARISK,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLASH`
[INFO] [stdout]   --> src/token.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     SLASH,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LT`
[INFO] [stdout]   --> src/token.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LT,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GT`
[INFO] [stdout]   --> src/token.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     GT,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EQ`
[INFO] [stdout]   --> src/token.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     EQ,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NEQ`
[INFO] [stdout]   --> src/token.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     NEQ,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `COMMA`
[INFO] [stdout]   --> src/token.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     COMMA,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SEMICOLON`
[INFO] [stdout]   --> src/token.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     SEMICOLON,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `COLON`
[INFO] [stdout]   --> src/token.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     COLON,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LPAREN`
[INFO] [stdout]   --> src/token.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     LPAREN,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RPAREN`
[INFO] [stdout]   --> src/token.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     RPAREN,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LBRACE`
[INFO] [stdout]   --> src/token.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     LBRACE,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RBRACE`
[INFO] [stdout]   --> src/token.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     RBRACE,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LBRACKET`
[INFO] [stdout]   --> src/token.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     LBRACKET,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RBRACKET`
[INFO] [stdout]   --> src/token.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     RBRACKET,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FUNCTION`
[INFO] [stdout]   --> src/token.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     FUNCTION,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LET`
[INFO] [stdout]   --> src/token.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     LET,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TRUE`
[INFO] [stdout]   --> src/token.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     TRUE,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FALSE`
[INFO] [stdout]   --> src/token.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     FALSE,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IF`
[INFO] [stdout]   --> src/token.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     IF,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ELSE`
[INFO] [stdout]   --> src/token.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ELSE,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RETURN`
[INFO] [stdout]   --> src/token.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     RETURN,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MACRO`
[INFO] [stdout]   --> src/token.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     MACRO,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lookup_ident`
[INFO] [stdout]   --> src/token.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn lookup_ident(s: &str) -> Type {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 103 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `If`
[INFO] [stdout]   --> src/ast.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     If(IfExpression),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Function`
[INFO] [stdout]   --> src/ast.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     Function(FunctionExpression),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `String`
[INFO] [stdout]   --> src/ast.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     String(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `errors`
[INFO] [stdout]   --> src/parser.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     errors: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_error`
[INFO] [stdout]   --> src/parser.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn peek_error(&mut self, t: Type) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.45s
[INFO] running `Command { std: "docker" "inspect" "75566c5c7a124724e86566013d6f0da1af9437676bd48ac1afa8e1e5bd8764af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75566c5c7a124724e86566013d6f0da1af9437676bd48ac1afa8e1e5bd8764af", kill_on_drop: false }`
[INFO] [stdout] 75566c5c7a124724e86566013d6f0da1af9437676bd48ac1afa8e1e5bd8764af