[INFO] cloning repository https://github.com/Bush-Man/math-expression-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bush-Man/math-expression-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBush-Man%2Fmath-expression-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBush-Man%2Fmath-expression-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ffb812bf9fdb8531a97bd106fd01174483d24fe
[INFO] checking Bush-Man/math-expression-compiler against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBush-Man%2Fmath-expression-compiler" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bush-Man/math-expression-compiler on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bush-Man/math-expression-compiler
[INFO] finished tweaking git repo https://github.com/Bush-Man/math-expression-compiler
[INFO] tweaked toml for git repo https://github.com/Bush-Man/math-expression-compiler written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bush-Man/math-expression-compiler 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" "+a26e97be8826d408309fffbd8168362365719f50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb9f411e1d7e9155c4ae333f6a98202fc2e3b0023ba6113d345660798311cd64
[INFO] running `Command { std: "docker" "start" "-a" "fb9f411e1d7e9155c4ae333f6a98202fc2e3b0023ba6113d345660798311cd64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb9f411e1d7e9155c4ae333f6a98202fc2e3b0023ba6113d345660798311cd64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9f411e1d7e9155c4ae333f6a98202fc2e3b0023ba6113d345660798311cd64", kill_on_drop: false }`
[INFO] [stdout] fb9f411e1d7e9155c4ae333f6a98202fc2e3b0023ba6113d345660798311cd64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e2c8bf1baf9d5591bd689784020f18d199fbdc4bd8302c492386654ce766bd
[INFO] running `Command { std: "docker" "start" "-a" "81e2c8bf1baf9d5591bd689784020f18d199fbdc4bd8302c492386654ce766bd", kill_on_drop: false }`
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ast::{ global_scope::{self, GlobalScope}, lexer::{Lexer, Token}, parser::Parser, Ast};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow`, and `vec`
[INFO] [stdout]  --> src/ast/mod.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::{Borrow, BorrowMut}, vec};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^^^   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `text::TextSpan`
[INFO] [stdout]  --> src/ast/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use text::TextSpan;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/ast/lexer.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{write, Display, Formatter};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/ast/parser.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, vec};
[INFO] [stdout]   |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Function`, `Item`, and `Statement`
[INFO] [stdout]  --> src/ast/parser.rs:6:134
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...iciativity, BinOperatorKind, Body, ExprId, Function, FunctionId, Item, Parameter, Statement, StatementKind, StmtId
[INFO] [stdout]   |                                               ^^^^^^^^              ^^^^             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `process::Output`
[INFO] [stdout]  --> src/ast/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{marker::PhantomData, process::Output};
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Any`
[INFO] [stdout]  --> src/ast/printer.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::{Any};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::panic`
[INFO] [stdout]  --> src/ast/evaluator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ast::{ global_scope::{self, GlobalScope}, lexer::{Lexer, Token}, parser::Parser, Ast};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow`, and `vec`
[INFO] [stdout]  --> src/ast/mod.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::{Borrow, BorrowMut}, vec};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^^^   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `text::TextSpan`
[INFO] [stdout]  --> src/ast/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use text::TextSpan;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/ast/lexer.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{write, Display, Formatter};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/ast/parser.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, vec};
[INFO] [stdout]   |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Function`, `Item`, and `Statement`
[INFO] [stdout]  --> src/ast/parser.rs:6:134
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...iciativity, BinOperatorKind, Body, ExprId, Function, FunctionId, Item, Parameter, Statement, StatementKind, StmtId
[INFO] [stdout]   |                                               ^^^^^^^^              ^^^^             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `process::Output`
[INFO] [stdout]  --> src/ast/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{marker::PhantomData, process::Output};
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Any`
[INFO] [stdout]  --> src/ast/printer.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::{Any};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::panic`
[INFO] [stdout]  --> src/ast/evaluator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast::lib::Id`
[INFO] [stdout]  --> src/ast/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ast::lib::Id;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kind` is never read
[INFO] [stdout]   --> src/ast/lexer.rs:95:21
[INFO] [stdout]    |
[INFO] [stdout] 95 |             let mut kind = TokenKind::Bad;
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_id`
[INFO] [stdout]   --> src/ast/visitor.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             ItemKind::Function(function_id) => todo!(),
[INFO] [stdout]    |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_id`
[INFO] [stdout]   --> src/ast/evaluator.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |             super::ItemKind::Function(function_id) => todo!(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `open_paren`, `parameters`, and `close_paren` are never read
[INFO] [stdout]   --> src/ast/mod.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Function{
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 55 |    pub name:String,
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 56 |    pub open_paren:Token,
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 57 |    pub parameters:Vec<Parameter>,
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 58 |    pub close_paren:Token,
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `identifier` and `value` are never read
[INFO] [stdout]   --> src/ast/mod.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct Parameter{
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 74 |     pub identifier:Token,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 75 |     pub value:Option<i64>
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Parameter` 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: unused import: `crate::ast::lib::Id`
[INFO] [stdout]  --> src/ast/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ast::lib::Id;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `open_brace`, `statements`, `return_value`, and `close_brace` are never read
[INFO] [stdout]   --> src/ast/mod.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct Body{
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 86 |    pub  open_brace:Token,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 87 |    pub  statements:Vec<StmtId>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 88 |    pub return_value: Option<i64>,
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 89 |    pub close_brace:Token
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Body` 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: variants `Parenthesized` and `Assignment` are never constructed
[INFO] [stdout]    --> src/ast/mod.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub enum ExpressionKind{
[INFO] [stdout]     |          -------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 120 |     Parenthesized(ParenthesizedExpr),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 121 |     Assignment(AssignExpr)
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ExpressionKind` 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: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub struct NumberExpr{
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 125 |     pub number:i64,
[INFO] [stdout] 126 |     pub token:Token
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NumberExpr` 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: associated function `new` is never used
[INFO] [stdout]    --> src/ast/mod.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl BinaryExpr{
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] 148 |     pub fn new(left:ExprId,operator:BinOperator,right:ExprId)->Self{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `open_paren` and `close_paren` are never read
[INFO] [stdout]    --> src/ast/mod.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub struct ParenthesizedExpr{
[INFO] [stdout]     |            ----------------- fields in this struct
[INFO] [stdout] 155 |    pub open_paren:Token,
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 156 |    pub expr:ExprId,
[INFO] [stdout] 157 |    pub close_paren:Token
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParenthesizedExpr` 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: associated function `new` is never used
[INFO] [stdout]    --> src/ast/mod.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 160 | impl ParenthesizedExpr{
[INFO] [stdout]     | ---------------------- associated function in this implementation
[INFO] [stdout] 161 |     pub fn new(open_paren:Token,expr:ExprId,close_paren:Token)->Self{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `let_keyword` and `equals` are never read
[INFO] [stdout]    --> src/ast/mod.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub struct AssignExpr{
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 168 |    pub let_keyword:Token,
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 169 |    pub equals:Token,
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AssignExpr` 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: value assigned to `kind` is never read
[INFO] [stdout]   --> src/ast/lexer.rs:95:21
[INFO] [stdout]    |
[INFO] [stdout] 95 |             let mut kind = TokenKind::Bad;
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/ast/mod.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl AssignExpr{
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] 173 |     pub fn new(let_keyword:Token,expr:ExprId,equals:Token)->Self{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `let_keyword` and `variable_id` are never read
[INFO] [stdout]    --> src/ast/mod.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 217 | pub struct LetStatement{
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 218 |     pub let_keyword:TokenKind,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 |     pub  variable_id:VariableId
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LetStatement` 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: methods `save_expression_statement`, `save_parenthesized_expression`, `save_assignment_expression`, `visit`, `visualize`, and `evaluate` are never used
[INFO] [stdout]    --> src/ast/mod.rs:280:12
[INFO] [stdout]     |
[INFO] [stdout] 225 | impl Ast{
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 280 |     pub fn save_expression_statement(&mut self,expr_id:ExprId)->&Statement{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 |     pub fn save_parenthesized_expression(&mut self,expr_id:ExprId,open_paren:Token,close_paren:Token)->&Expression{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 321 |     pub fn save_assignment_expression(&mut self,equals:Token,let_keyword:Token,expr:ExprId)->&Expression{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 326 |     pub fn visit(&mut self,visitor:&mut dyn Visitor){
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 332 |     pub fn visualize(&mut self){
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 |     pub fn evaluate(&mut self){
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/ast/text.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl TextSpan {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn length(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `iter` and `is_vec_empty` are never used
[INFO] [stdout]   --> src/ast/lib.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<IdType:Id,T> IdVec<IdType,T>{
[INFO] [stdout]    | --------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn iter(&self) -> impl Iterator<Item = &T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn is_vec_empty(&self)->bool{
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `visit_item` is never used
[INFO] [stdout]  --> src/ast/visitor.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Visitor{
[INFO] [stdout]   |           ------- method in this trait
[INFO] [stdout] 5 |     fn visit_item(&mut self,ast:&Ast,item_id:ItemId){
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/printer.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Printer {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 11 |     pub fn new(indent: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/evaluator.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ExpressionEvaluator{
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] 12 |     pub fn new()->Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/global_scope.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Variable{
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(name:String,value:String)->Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_global_variable` is never used
[INFO] [stdout]   --> src/ast/global_scope.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl GlobalScope{
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn get_global_variable(&mut self,variable_name:String)->Option<Variable>{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_id`
[INFO] [stdout]   --> src/ast/visitor.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             ItemKind::Function(function_id) => todo!(),
[INFO] [stdout]    |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_id`
[INFO] [stdout]   --> src/ast/evaluator.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |             super::ItemKind::Function(function_id) => todo!(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `open_paren`, `parameters`, and `close_paren` are never read
[INFO] [stdout]   --> src/ast/mod.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Function{
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 55 |    pub name:String,
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 56 |    pub open_paren:Token,
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 57 |    pub parameters:Vec<Parameter>,
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 58 |    pub close_paren:Token,
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `identifier` and `value` are never read
[INFO] [stdout]   --> src/ast/mod.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct Parameter{
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 74 |     pub identifier:Token,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 75 |     pub value:Option<i64>
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Parameter` 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: fields `open_brace`, `statements`, `return_value`, and `close_brace` are never read
[INFO] [stdout]   --> src/ast/mod.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct Body{
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 86 |    pub  open_brace:Token,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 87 |    pub  statements:Vec<StmtId>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 88 |    pub return_value: Option<i64>,
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 89 |    pub close_brace:Token
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Body` 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: variants `Parenthesized` and `Assignment` are never constructed
[INFO] [stdout]    --> src/ast/mod.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub enum ExpressionKind{
[INFO] [stdout]     |          -------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 120 |     Parenthesized(ParenthesizedExpr),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 121 |     Assignment(AssignExpr)
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ExpressionKind` 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: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub struct NumberExpr{
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 125 |     pub number:i64,
[INFO] [stdout] 126 |     pub token:Token
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NumberExpr` 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: associated function `new` is never used
[INFO] [stdout]    --> src/ast/mod.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl BinaryExpr{
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] 148 |     pub fn new(left:ExprId,operator:BinOperator,right:ExprId)->Self{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `open_paren` and `close_paren` are never read
[INFO] [stdout]    --> src/ast/mod.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub struct ParenthesizedExpr{
[INFO] [stdout]     |            ----------------- fields in this struct
[INFO] [stdout] 155 |    pub open_paren:Token,
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 156 |    pub expr:ExprId,
[INFO] [stdout] 157 |    pub close_paren:Token
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParenthesizedExpr` 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: associated function `new` is never used
[INFO] [stdout]    --> src/ast/mod.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 160 | impl ParenthesizedExpr{
[INFO] [stdout]     | ---------------------- associated function in this implementation
[INFO] [stdout] 161 |     pub fn new(open_paren:Token,expr:ExprId,close_paren:Token)->Self{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `let_keyword` and `equals` are never read
[INFO] [stdout]    --> src/ast/mod.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub struct AssignExpr{
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 168 |    pub let_keyword:Token,
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 169 |    pub equals:Token,
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AssignExpr` 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: associated function `new` is never used
[INFO] [stdout]    --> src/ast/mod.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl AssignExpr{
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] 173 |     pub fn new(let_keyword:Token,expr:ExprId,equals:Token)->Self{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `let_keyword` and `variable_id` are never read
[INFO] [stdout]    --> src/ast/mod.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 217 | pub struct LetStatement{
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 218 |     pub let_keyword:TokenKind,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 |     pub  variable_id:VariableId
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LetStatement` 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: methods `save_expression_statement`, `save_parenthesized_expression`, `save_assignment_expression`, `visit`, `visualize`, and `evaluate` are never used
[INFO] [stdout]    --> src/ast/mod.rs:280:12
[INFO] [stdout]     |
[INFO] [stdout] 225 | impl Ast{
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 280 |     pub fn save_expression_statement(&mut self,expr_id:ExprId)->&Statement{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 |     pub fn save_parenthesized_expression(&mut self,expr_id:ExprId,open_paren:Token,close_paren:Token)->&Expression{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 321 |     pub fn save_assignment_expression(&mut self,equals:Token,let_keyword:Token,expr:ExprId)->&Expression{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 326 |     pub fn visit(&mut self,visitor:&mut dyn Visitor){
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 332 |     pub fn visualize(&mut self){
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 |     pub fn evaluate(&mut self){
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/ast/text.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl TextSpan {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn length(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `iter` and `is_vec_empty` are never used
[INFO] [stdout]   --> src/ast/lib.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<IdType:Id,T> IdVec<IdType,T>{
[INFO] [stdout]    | --------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn iter(&self) -> impl Iterator<Item = &T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn is_vec_empty(&self)->bool{
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `visit_item` is never used
[INFO] [stdout]  --> src/ast/visitor.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Visitor{
[INFO] [stdout]   |           ------- method in this trait
[INFO] [stdout] 5 |     fn visit_item(&mut self,ast:&Ast,item_id:ItemId){
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/printer.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Printer {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 11 |     pub fn new(indent: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/evaluator.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ExpressionEvaluator{
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] 12 |     pub fn new()->Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/global_scope.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Variable{
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(name:String,value:String)->Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_global_variable` is never used
[INFO] [stdout]   --> src/ast/global_scope.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl GlobalScope{
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn get_global_variable(&mut self,variable_name:String)->Option<Variable>{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "81e2c8bf1baf9d5591bd689784020f18d199fbdc4bd8302c492386654ce766bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e2c8bf1baf9d5591bd689784020f18d199fbdc4bd8302c492386654ce766bd", kill_on_drop: false }`
[INFO] [stdout] 81e2c8bf1baf9d5591bd689784020f18d199fbdc4bd8302c492386654ce766bd
