[INFO] cloning repository https://github.com/5unsetpowerln/rmonkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/5unsetpowerln/rmonkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5unsetpowerln%2Frmonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5unsetpowerln%2Frmonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31891ea88103611adc25ac598ee425c7ddf17210
[INFO] checking 5unsetpowerln/rmonkey against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5unsetpowerln%2Frmonkey" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/5unsetpowerln/rmonkey
[INFO] finished tweaking git repo https://github.com/5unsetpowerln/rmonkey
[INFO] tweaked toml for git repo https://github.com/5unsetpowerln/rmonkey written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/5unsetpowerln/rmonkey on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/5unsetpowerln/rmonkey 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_lex v1.0.0
[INFO] [stderr]   Downloaded clap_derive v4.5.55
[INFO] [stderr]   Downloaded clap v4.5.60
[INFO] [stderr]   Downloaded clap_builder v4.5.60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fc6e9d1c18de9621b8ac7f5a8fa5764d0dc61c7ebef0f4e870aee63531798eb
[INFO] running `Command { std: "docker" "start" "-a" "2fc6e9d1c18de9621b8ac7f5a8fa5764d0dc61c7ebef0f4e870aee63531798eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fc6e9d1c18de9621b8ac7f5a8fa5764d0dc61c7ebef0f4e870aee63531798eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc6e9d1c18de9621b8ac7f5a8fa5764d0dc61c7ebef0f4e870aee63531798eb", kill_on_drop: false }`
[INFO] [stdout] 2fc6e9d1c18de9621b8ac7f5a8fa5764d0dc61c7ebef0f4e870aee63531798eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc5ee088e74f67151d89edabffe70cc22e33fd486176e5c326027864a89bba80
[INFO] running `Command { std: "docker" "start" "-a" "dc5ee088e74f67151d89edabffe70cc22e33fd486176e5c326027864a89bba80", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking clap_lex v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling derive-from-u8 v0.1.0 (/opt/rustwide/workdir/derive-from-u8)
[INFO] [stderr]     Checking clap v4.5.60
[INFO] [stderr]     Checking rmonkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ascii_char)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ascii`
[INFO] [stdout]  --> src/ast.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::ascii;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NodeInterface`
[INFO] [stdout]    --> src/ast.rs:784:60
[INFO] [stdout]     |
[INFO] [stdout] 784 |     use crate::ast::{Expression, Identifier, LetStatement, NodeInterface, Statement};
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/code.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/code.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::LazyLock`
[INFO] [stdout]  --> src/code.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::LazyLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/code.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::{Context, Result, bail, ensure};
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/compiler.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ensure`
[INFO] [stdout]  --> src/compiler.rs:4:37
[INFO] [stdout]   |
[INFO] [stdout] 4 | use anyhow::{Context, Result, bail, ensure};
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Expression` and `PrefixExpression`
[INFO] [stdout]  --> src/compiler.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::ast::{BlockStatement, Expression, PrefixExpression};
[INFO] [stdout]   |                                  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CompiledFunction`
[INFO] [stdout]   --> src/compiler.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::object::{CompiledFunction, Object};
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Scope::Global` and `Symbol`
[INFO] [stdout]   --> src/compiler.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::symbol_table::{Scope::Global, Symbol, SymbolTable};
[INFO] [stdout]    |                           ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Scope::Global` and `Symbol`
[INFO] [stdout]    --> src/compiler.rs:576:31
[INFO] [stdout]     |
[INFO] [stdout] 576 |     use crate::symbol_table::{Scope::Global, Symbol};
[INFO] [stdout]     |                               ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/disasm.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{Result, bail};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OpCodeKind`
[INFO] [stdout]  --> src/disasm.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::code::{OpCodeDef, OpCodeKind};
[INFO] [stdout]   |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ascii`
[INFO] [stdout]    --> src/lexer.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |     use core::ascii;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `info`
[INFO] [stdout]    --> src/lexer.rs:192:15
[INFO] [stdout]     |
[INFO] [stdout] 192 |     use log::{error, info};
[INFO] [stdout]     |               ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> src/object.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use anyhow::{Result, anyhow, bail, ensure};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InfixExpression`
[INFO] [stdout]    --> src/parser.rs:733:55
[INFO] [stdout]     |
[INFO] [stdout] 733 |     use crate::ast::{Expression, ExpressionStatement, InfixExpression, NodeInterface, Statement};
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ascii`
[INFO] [stdout]    --> src/parser.rs:736:9
[INFO] [stdout]     |
[INFO] [stdout] 736 |     use core::ascii;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Environment`
[INFO] [stdout]  --> src/repl.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::object::{Environment, Object};
[INFO] [stdout]   |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering`
[INFO] [stdout]  --> src/symbol_table.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::atomic::{AtomicUsize, Ordering};
[INFO] [stdout]   |                         ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LazyLock` and `Mutex`
[INFO] [stdout]  --> src/symbol_table.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Arc, LazyLock, Mutex, RwLock};
[INFO] [stdout]   |                      ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]    --> src/symbol_table.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ascii`
[INFO] [stdout]  --> src/token.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::ascii;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice`
[INFO] [stdout]  --> src/vm.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::slice;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PoisonError` and `self`
[INFO] [stdout]  --> src/vm.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{self, LazyLock, PoisonError};
[INFO] [stdout]   |                 ^^^^            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> src/vm.rs:6:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::{Context, Result, anyhow, bail, ensure};
[INFO] [stdout]   |                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot test inner items
[INFO] [stdout]     --> src/vm.rs:1427:9
[INFO] [stdout]      |
[INFO] [stdout] 1427 |         #[test]
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unnameable_test_items)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::fs::MetadataExt`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::os::unix::fs::MetadataExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `RwLock`
[INFO] [stdout]   --> src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::sync::{Arc, RwLock};
[INFO] [stdout]    |                 ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::lexer::Lexer`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use self::lexer::Lexer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::object::Environment`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use self::object::Environment;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils::print_errors`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use self::utils::print_errors;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ascii_char)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ascii`
[INFO] [stdout]  --> src/ast.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::ascii;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Expression`, `Identifier`, `LetStatement`, `NodeInterface`, and `Statement`
[INFO] [stdout]    --> src/ast.rs:784:22
[INFO] [stdout]     |
[INFO] [stdout] 784 |     use crate::ast::{Expression, Identifier, LetStatement, NodeInterface, Statement};
[INFO] [stdout]     |                      ^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TokenKind` and `Token`
[INFO] [stdout]    --> src/ast.rs:785:24
[INFO] [stdout]     |
[INFO] [stdout] 785 |     use crate::token::{Token, TokenKind};
[INFO] [stdout]     |                        ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Program`
[INFO] [stdout]    --> src/ast.rs:787:9
[INFO] [stdout]     |
[INFO] [stdout] 787 |     use super::Program;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/code.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/code.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::LazyLock`
[INFO] [stdout]  --> src/code.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::LazyLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/code.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::{Context, Result, bail, ensure};
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OpCodeKind` and `create_inst`
[INFO] [stdout]    --> src/code.rs:209:23
[INFO] [stdout]     |
[INFO] [stdout] 209 |     use crate::code::{OpCodeKind, create_inst};
[INFO] [stdout]     |                       ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::print_errors`
[INFO] [stdout]    --> src/code.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |     use crate::utils::print_errors;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/compiler.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ensure`
[INFO] [stdout]  --> src/compiler.rs:4:37
[INFO] [stdout]   |
[INFO] [stdout] 4 | use anyhow::{Context, Result, bail, ensure};
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Expression` and `PrefixExpression`
[INFO] [stdout]  --> src/compiler.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::ast::{BlockStatement, Expression, PrefixExpression};
[INFO] [stdout]   |                                  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CompiledFunction`
[INFO] [stdout]   --> src/compiler.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::object::{CompiledFunction, Object};
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Scope::Global` and `Symbol`
[INFO] [stdout]   --> src/compiler.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::symbol_table::{Scope::Global, Symbol, SymbolTable};
[INFO] [stdout]    |                           ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OpCodeKind` and `create_inst`
[INFO] [stdout]    --> src/compiler.rs:570:23
[INFO] [stdout]     |
[INFO] [stdout] 570 |     use crate::code::{OpCodeKind, create_inst, insts_from_inst_list};
[INFO] [stdout]     |                       ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Scope::Global` and `Symbol`
[INFO] [stdout]    --> src/compiler.rs:576:31
[INFO] [stdout]     |
[INFO] [stdout] 576 |     use crate::symbol_table::{Scope::Global, Symbol};
[INFO] [stdout]     |                               ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::flatten_u8`
[INFO] [stdout]    --> src/compiler.rs:577:9
[INFO] [stdout]     |
[INFO] [stdout] 577 |     use crate::utils::flatten_u8;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AddedInstruction`
[INFO] [stdout]    --> src/compiler.rs:580:17
[INFO] [stdout]     |
[INFO] [stdout] 580 |     use super::{AddedInstruction, ByteCode};
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/disasm.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{Result, bail};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OpCodeKind`
[INFO] [stdout]  --> src/disasm.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::code::{OpCodeDef, OpCodeKind};
[INFO] [stdout]   |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OpCodeKind`, `create_inst`, and `insts_from_inst_list`
[INFO] [stdout]   --> src/disasm.rs:91:23
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use crate::code::{OpCodeKind, create_inst, insts_from_inst_list};
[INFO] [stdout]    |                       ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::disasm`
[INFO] [stdout]   --> src/disasm.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use super::disasm;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> src/object.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use anyhow::{Result, anyhow, bail, ensure};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InfixExpression`
[INFO] [stdout]    --> src/parser.rs:733:55
[INFO] [stdout]     |
[INFO] [stdout] 733 |     use crate::ast::{Expression, ExpressionStatement, InfixExpression, NodeInterface, Statement};
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::print_errors`
[INFO] [stdout]    --> src/parser.rs:735:9
[INFO] [stdout]     |
[INFO] [stdout] 735 |     use crate::utils::print_errors;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ascii`
[INFO] [stdout]    --> src/parser.rs:736:9
[INFO] [stdout]     |
[INFO] [stdout] 736 |     use core::ascii;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Environment`
[INFO] [stdout]  --> src/repl.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::object::{Environment, Object};
[INFO] [stdout]   |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering`
[INFO] [stdout]  --> src/symbol_table.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::atomic::{AtomicUsize, Ordering};
[INFO] [stdout]   |                         ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LazyLock` and `Mutex`
[INFO] [stdout]  --> src/symbol_table.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Arc, LazyLock, Mutex, RwLock};
[INFO] [stdout]   |                      ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]    --> src/symbol_table.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `RwLock`
[INFO] [stdout]    --> src/symbol_table.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |     use std::sync::{Arc, RwLock};
[INFO] [stdout]     |                     ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Scope`, `SymbolTable`, and `Symbol`
[INFO] [stdout]    --> src/symbol_table.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |     use super::{Scope, Symbol, SymbolTable};
[INFO] [stdout]     |                 ^^^^^  ^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ascii`
[INFO] [stdout]  --> src/token.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::ascii;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/utils.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice`
[INFO] [stdout]  --> src/vm.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::slice;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PoisonError` and `self`
[INFO] [stdout]  --> src/vm.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{self, LazyLock, PoisonError};
[INFO] [stdout]   |                 ^^^^            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> src/vm.rs:6:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::{Context, Result, anyhow, bail, ensure};
[INFO] [stdout]   |                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RuntimeError`
[INFO] [stdout]    --> src/vm.rs:792:17
[INFO] [stdout]     |
[INFO] [stdout] 792 |     use super::{RuntimeError, Vm};
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::fs::MetadataExt`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::os::unix::fs::MetadataExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `RwLock`
[INFO] [stdout]   --> src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::sync::{Arc, RwLock};
[INFO] [stdout]    |                 ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::lexer::Lexer`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use self::lexer::Lexer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::object::Environment`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use self::object::Environment;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils::print_errors`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use self::utils::print_errors;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ast.rs:791:13
[INFO] [stdout]     |
[INFO] [stdout] 791 |         let mut program = Program {
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/compiler.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 521 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/compiler.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |             ast::Node::Program(program) => {
[INFO] [stdout]     |             --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 200 |             ast::Node::Statement(stmt) => match stmt {
[INFO] [stdout]     |             -------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 212 |             ast::Node::LetStatement(let_stmt) => {
[INFO] [stdout]     |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 226 |             ast::Node::ExpressionStatement(expr_stmt) => {
[INFO] [stdout]     |             ----------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 521 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^ ...and 15 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/compiler.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 521 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/compiler.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |             ast::Node::Program(program) => {
[INFO] [stdout]     |             --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 200 |             ast::Node::Statement(stmt) => match stmt {
[INFO] [stdout]     |             -------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 212 |             ast::Node::LetStatement(let_stmt) => {
[INFO] [stdout]     |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 226 |             ast::Node::ExpressionStatement(expr_stmt) => {
[INFO] [stdout]     |             ----------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 521 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^ ...and 15 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/vm.rs:426:17
[INFO] [stdout]     |
[INFO] [stdout] 426 |                 _ => {
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/vm.rs:426:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 OpCodeKind::Constant => {
[INFO] [stdout]     |                 -------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 222 |                 OpCodeKind::Add | OpCodeKind::Sub | OpCodeKind::Mul | OpCodeKind::Div => {
[INFO] [stdout]     |                 --------------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 227 |                 OpCodeKind::Equal | OpCodeKind::NotEqual | OpCodeKind::GreaterThan => {
[INFO] [stdout]     |                 ------------------------------------------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 233 |                 OpCodeKind::True => {
[INFO] [stdout]     |                 ---------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 426 |                 _ => {
[INFO] [stdout]     |                 ^ ...and 17 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/vm.rs:543:13
[INFO] [stdout]     |
[INFO] [stdout] 543 |             other => {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[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_file_path`
[INFO] [stdout]   --> src/main.rs:39:14
[INFO] [stdout]    |
[INFO] [stdout] 39 |         Some(input_file_path) => {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_file_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected`
[INFO] [stdout]    --> src/compiler.rs:623:45
[INFO] [stdout]     |
[INFO] [stdout] 623 |             if !matches!(got.unwrap().kind, expected) {
[INFO] [stdout]     |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmonkey` (bin "rmonkey") due to 1 previous error; 49 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `tests`
[INFO] [stdout]     --> src/compiler.rs:1229:13
[INFO] [stdout]      |
[INFO] [stdout] 1229 |         let tests = [
[INFO] [stdout]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_tests`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/symbol_table.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let mut global = Arc::new(RwLock::new(SymbolTable::new()));
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/symbol_table.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let mut first_local = Arc::new(RwLock::new(SymbolTable::new_enclosed(global.clone())));
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/symbol_table.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let mut second_local =
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/symbol_table.rs:197:14
[INFO] [stdout]     |
[INFO] [stdout] 197 |         for (i, symbol) in expected.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/symbol_table.rs:210:13
[INFO] [stdout]     |
[INFO] [stdout] 210 |         let mut global = Arc::new(RwLock::new(SymbolTable::new()));
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/symbol_table.rs:250:14
[INFO] [stdout]     |
[INFO] [stdout] 250 |         for (i, (symbol_table, symbols)) in tests.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/symbol_table.rs:251:18
[INFO] [stdout]     |
[INFO] [stdout] 251 |             for (j, symbol) in symbols.iter().enumerate() {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/vm.rs:426:17
[INFO] [stdout]     |
[INFO] [stdout] 426 |                 _ => {
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/vm.rs:426:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 OpCodeKind::Constant => {
[INFO] [stdout]     |                 -------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 222 |                 OpCodeKind::Add | OpCodeKind::Sub | OpCodeKind::Mul | OpCodeKind::Div => {
[INFO] [stdout]     |                 --------------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 227 |                 OpCodeKind::Equal | OpCodeKind::NotEqual | OpCodeKind::GreaterThan => {
[INFO] [stdout]     |                 ------------------------------------------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 233 |                 OpCodeKind::True => {
[INFO] [stdout]     |                 ---------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 426 |                 _ => {
[INFO] [stdout]     |                 ^ ...and 17 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/vm.rs:543:13
[INFO] [stdout]     |
[INFO] [stdout] 543 |             other => {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tests`
[INFO] [stdout]     --> src/vm.rs:1229:13
[INFO] [stdout]      |
[INFO] [stdout] 1229 |         let tests = [
[INFO] [stdout]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_tests`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_file_path`
[INFO] [stdout]   --> src/main.rs:39:14
[INFO] [stdout]    |
[INFO] [stdout] 39 |         Some(input_file_path) => {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_file_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmonkey` (bin "rmonkey" test) due to 1 previous error; 50 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dc5ee088e74f67151d89edabffe70cc22e33fd486176e5c326027864a89bba80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5ee088e74f67151d89edabffe70cc22e33fd486176e5c326027864a89bba80", kill_on_drop: false }`
[INFO] [stdout] dc5ee088e74f67151d89edabffe70cc22e33fd486176e5c326027864a89bba80
