[INFO] cloning repository https://github.com/Tyler-oc/rust-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tyler-oc/rust-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyler-oc%2Frust-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyler-oc%2Frust-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9871c0af582bd62212909be37cc5c5c18174bf5
[INFO] checking Tyler-oc/rust-compiler against a621e2b446eafb53c7a8569f225e0b8cc2429a68 for pr-162600
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyler-oc%2Frust-compiler" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tyler-oc/rust-compiler
[INFO] finished tweaking git repo https://github.com/Tyler-oc/rust-compiler
[INFO] tweaked toml for git repo https://github.com/Tyler-oc/rust-compiler written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tyler-oc/rust-compiler on toolchain a621e2b446eafb53c7a8569f225e0b8cc2429a68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tyler-oc/rust-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" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 10a39b6386745e6615af8f2721c731c420652197b769ae1d48d286340d2eb673
[INFO] running `Command { std: "docker" "start" "10a39b6386745e6615af8f2721c731c420652197b769ae1d48d286340d2eb673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10a39b6386745e6615af8f2721c731c420652197b769ae1d48d286340d2eb673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "10a39b6386745e6615af8f2721c731c420652197b769ae1d48d286340d2eb673" "/opt/rustwide/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10a39b6386745e6615af8f2721c731c420652197b769ae1d48d286340d2eb673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "10a39b6386745e6615af8f2721c731c420652197b769ae1d48d286340d2eb673" "/opt/rustwide/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking rust-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/environment/environment.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, collections::HashMap, rc::Rc};
[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: `environment`
[INFO] [stdout]  --> src/environment/environment.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 |     WrappedEnv, environment, errors::environment_error::EnvironmentError,
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/errors/environment_error.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parsing::ast::Expr`
[INFO] [stdout]  --> src/errors/parse_error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::parsing::ast::Expr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/errors/resolver_error.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::write`
[INFO] [stdout]  --> src/interpreting/callable.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, fmt::write, rc::Rc};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/interpreting/interpreter.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     time::{Instant, SystemTime, UNIX_EPOCH},
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/interpreting/interpreter.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     environment::{self, environment::Environment},
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/interpreting/value.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `errors::lex_error::LexError`
[INFO] [stdout]  --> src/lexing/token.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{errors::lex_error::LexError, parsing::ast::Literal};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::interpreting::value::Value`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::interpreting::value::Value;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parsing::ast::Expr`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::parsing::ast::Expr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/environment/environment.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, collections::HashMap, rc::Rc};
[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: `environment`
[INFO] [stdout]  --> src/environment/environment.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 |     WrappedEnv, environment, errors::environment_error::EnvironmentError,
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/errors/environment_error.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parsing::ast::Expr`
[INFO] [stdout]  --> src/errors/parse_error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::parsing::ast::Expr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/errors/resolver_error.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::write`
[INFO] [stdout]  --> src/interpreting/callable.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, fmt::write, rc::Rc};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/interpreting/interpreter.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     time::{Instant, SystemTime, UNIX_EPOCH},
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/interpreting/interpreter.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     environment::{self, environment::Environment},
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/interpreting/value.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `errors::lex_error::LexError`
[INFO] [stdout]  --> src/lexing/token.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{errors::lex_error::LexError, parsing::ast::Literal};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::interpreting::value::Value`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::interpreting::value::Value;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parsing::ast::Expr`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::parsing::ast::Expr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/interpreting/callable.rs:50:36
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 if let Stmt::Fun { name, params, body } = declaration {
[INFO] [stdout]    |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `closure`
[INFO] [stdout]   --> src/interpreting/callable.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 closure,
[INFO] [stdout]    |                 ^^^^^^^ help: try ignoring the field: `closure: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/interpreting/callable.rs:80:36
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 if let Stmt::Fun { name, params, body } = declaration {
[INFO] [stdout]    |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreting/callable.rs:80:50
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 if let Stmt::Fun { name, params, body } = declaration {
[INFO] [stdout]    |                                                  ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreting/callable.rs:85:39
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Callable::Native { arity, body } => return *arity,
[INFO] [stdout]    |                                       ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/interpreting/interpreter.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         paren: &Token,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/interpreting/callable.rs:50:36
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 if let Stmt::Fun { name, params, body } = declaration {
[INFO] [stdout]    |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `closure`
[INFO] [stdout]   --> src/interpreting/callable.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 closure,
[INFO] [stdout]    |                 ^^^^^^^ help: try ignoring the field: `closure: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/interpreting/callable.rs:80:36
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 if let Stmt::Fun { name, params, body } = declaration {
[INFO] [stdout]    |                                    ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreting/callable.rs:80:50
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 if let Stmt::Fun { name, params, body } = declaration {
[INFO] [stdout]    |                                                  ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreting/callable.rs:85:39
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Callable::Native { arity, body } => return *arity,
[INFO] [stdout]    |                                       ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/interpreting/interpreter.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 354 |             _ => Err(RunTimeError::CouldNotEval(exp.to_string())),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/interpreting/interpreter.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |               Expr::Binary { left, op, right } => match self.eval_binary(left, op, right) {
[INFO] [stdout]     |               -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 322 |               Expr::Unary { op, right } => match self.eval_unary(op, right) {
[INFO] [stdout]     |               ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 326 | /             Expr::Call {
[INFO] [stdout] 327 | |                 callee,
[INFO] [stdout] 328 | |                 paren,
[INFO] [stdout] 329 | |                 arguments,
[INFO] [stdout] 330 | |             } => match self.eval_call(callee, paren, arguments) {
[INFO] [stdout]     | |_____________- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 334 |               Expr::Logical { left, op, right } => match self.eval_logical(left, op, right) {
[INFO] [stdout]     |               --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 354 |               _ => Err(RunTimeError::CouldNotEval(exp.to_string())),
[INFO] [stdout]     |               ^ ...and 4 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: unused variable: `keyword`
[INFO] [stdout]    --> src/interpreting/interpreter.rs:394:28
[INFO] [stdout]     |
[INFO] [stdout] 394 |             Stmt::Return { keyword, value } => match self.eval_return(value) {
[INFO] [stdout]     |                            ^^^^^^^ help: try ignoring the field: `keyword: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/interpreting/interpreter.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         paren: &Token,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/interpreting/interpreter.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 354 |             _ => Err(RunTimeError::CouldNotEval(exp.to_string())),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/interpreting/interpreter.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |               Expr::Binary { left, op, right } => match self.eval_binary(left, op, right) {
[INFO] [stdout]     |               -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 322 |               Expr::Unary { op, right } => match self.eval_unary(op, right) {
[INFO] [stdout]     |               ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 326 | /             Expr::Call {
[INFO] [stdout] 327 | |                 callee,
[INFO] [stdout] 328 | |                 paren,
[INFO] [stdout] 329 | |                 arguments,
[INFO] [stdout] 330 | |             } => match self.eval_call(callee, paren, arguments) {
[INFO] [stdout]     | |_____________- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 334 |               Expr::Logical { left, op, right } => match self.eval_logical(left, op, right) {
[INFO] [stdout]     |               --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 354 |               _ => Err(RunTimeError::CouldNotEval(exp.to_string())),
[INFO] [stdout]     |               ^ ...and 4 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: unused variable: `keyword`
[INFO] [stdout]    --> src/interpreting/interpreter.rs:394:28
[INFO] [stdout]     |
[INFO] [stdout] 394 |             Stmt::Return { keyword, value } => match self.eval_return(value) {
[INFO] [stdout]     |                            ^^^^^^^ help: try ignoring the field: `keyword: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Environment` is more private than the item `Callable::Function::closure`
[INFO] [stdout]   --> src/interpreting/callable.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         closure: WrappedEnv,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ field `Callable::Function::closure` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Environment` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/environment/environment.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Environment {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Environment` is more private than the item `Interpreter::globals`
[INFO] [stdout]   --> src/interpreting/interpreter.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub globals: WrappedEnv,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ field `Interpreter::globals` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Environment` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/environment/environment.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Environment {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Environment` is more private than the item `Interpreter::eval_block`
[INFO] [stdout]    --> src/interpreting/interpreter.rs:297:5
[INFO] [stdout]     |
[INFO] [stdout] 297 | /     pub fn eval_block(
[INFO] [stdout] 298 | |         &mut self,
[INFO] [stdout] 299 | |         statements: &Vec<Stmt>,
[INFO] [stdout] 300 | |         environment: WrappedEnv,
[INFO] [stdout] 301 | |     ) -> Result<(), RunTimeError> {
[INFO] [stdout]     | |_________________________________^ method `Interpreter::eval_block` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Environment` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/environment/environment.rs:8:1
[INFO] [stdout]     |
[INFO] [stdout]   8 | pub(crate) struct Environment {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_all_initialized` is never used
[INFO] [stdout]   --> src/environment/environment.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Environment {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn new_all_initialized(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/interpreting/interpreter.rs:468:5
[INFO] [stdout]     |
[INFO] [stdout] 468 |     globals.borrow_mut().define("clock".to_string(), clock);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 468 |     let _ = globals.borrow_mut().define("clock".to_string(), clock);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/resolving/resolver.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 self.interpreter.resolve(name, self.scopes.len() - 1 - i);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let _ = self.interpreter.resolve(name, self.scopes.len() - 1 - i);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/resolving/resolver.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         self.resolve_local(expr, name);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let _ = self.resolve_local(expr, name);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Environment` is more private than the item `Callable::Function::closure`
[INFO] [stdout]   --> src/interpreting/callable.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         closure: WrappedEnv,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ field `Callable::Function::closure` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Environment` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/environment/environment.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Environment {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Environment` is more private than the item `Interpreter::globals`
[INFO] [stdout]   --> src/interpreting/interpreter.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub globals: WrappedEnv,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ field `Interpreter::globals` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Environment` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/environment/environment.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Environment {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Environment` is more private than the item `Interpreter::eval_block`
[INFO] [stdout]    --> src/interpreting/interpreter.rs:297:5
[INFO] [stdout]     |
[INFO] [stdout] 297 | /     pub fn eval_block(
[INFO] [stdout] 298 | |         &mut self,
[INFO] [stdout] 299 | |         statements: &Vec<Stmt>,
[INFO] [stdout] 300 | |         environment: WrappedEnv,
[INFO] [stdout] 301 | |     ) -> Result<(), RunTimeError> {
[INFO] [stdout]     | |_________________________________^ method `Interpreter::eval_block` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Environment` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/environment/environment.rs:8:1
[INFO] [stdout]     |
[INFO] [stdout]   8 | pub(crate) struct Environment {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_all_initialized` is never used
[INFO] [stdout]   --> src/environment/environment.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Environment {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn new_all_initialized(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/interpreting/interpreter.rs:468:5
[INFO] [stdout]     |
[INFO] [stdout] 468 |     globals.borrow_mut().define("clock".to_string(), clock);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 468 |     let _ = globals.borrow_mut().define("clock".to_string(), clock);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/resolving/resolver.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 self.interpreter.resolve(name, self.scopes.len() - 1 - i);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let _ = self.interpreter.resolve(name, self.scopes.len() - 1 - i);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/resolving/resolver.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         self.resolve_local(expr, name);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let _ = self.resolve_local(expr, name);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `regex`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | regex = "1"
[INFO] [stderr]   | ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `regex`
[INFO] [stderr] warning: `rust-compiler` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "10a39b6386745e6615af8f2721c731c420652197b769ae1d48d286340d2eb673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a39b6386745e6615af8f2721c731c420652197b769ae1d48d286340d2eb673", kill_on_drop: false }`
[INFO] [stdout] 10a39b6386745e6615af8f2721c731c420652197b769ae1d48d286340d2eb673
