[INFO] cloning repository https://github.com/customtiy13/myinterpreters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/customtiy13/myinterpreters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcustomtiy13%2Fmyinterpreters", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8c5922ad44d5c360bbc6ddf70835dfe6870ca26
[INFO] checking customtiy13/myinterpreters against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcustomtiy13%2Fmyinterpreters" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/customtiy13/myinterpreters
[INFO] finished tweaking git repo https://github.com/customtiy13/myinterpreters
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[INFO] validating manifest of git repo https://github.com/customtiy13/myinterpreters on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/customtiy13/myinterpreters 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::iter::zip`
[INFO] [stdout]  --> src/stmt.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::iter::zip;
[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: `debug`
[INFO] [stdout]   --> src/main.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::{debug, error};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::zip`
[INFO] [stdout]  --> src/stmt.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::iter::zip;
[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: `debug`
[INFO] [stdout]   --> src/main.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::{debug, error};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> src/interpreter.rs:85:42
[INFO] [stdout]    |
[INFO] [stdout] 85 |             fun @ Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                                          ^^^^^^ help: try ignoring the field: `params: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreter.rs:85:50
[INFO] [stdout]    |
[INFO] [stdout] 85 |             fun @ Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                                                  ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/interpreter.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |                 paren,
[INFO] [stdout]     |                 ^^^^^ help: try ignoring the field: `paren: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/stmt.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Stmt::Function { name, params, body } => Ok(params.len()),
[INFO] [stdout]    |                              ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/stmt.rs:50:44
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Stmt::Function { name, params, body } => Ok(params.len()),
[INFO] [stdout]    |                                            ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/stmt.rs:58:30
[INFO] [stdout]    |
[INFO] [stdout] 58 |             Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                              ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> src/tokens.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 |                     Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                                            ^^^^^^ help: try ignoring the field: `params: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/tokens.rs:24:52
[INFO] [stdout]    |
[INFO] [stdout] 24 |                     Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                                                    ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_environment` is never used
[INFO] [stdout]    --> src/interpreter.rs:298:12
[INFO] [stdout]     |
[INFO] [stdout]  17 | impl Interpreter {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 298 |     pub fn get_environment(&self) -> Result<&RefCell<Environment>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `synchronize` is never used
[INFO] [stdout]    --> src/parser.rs:531:8
[INFO] [stdout]     |
[INFO] [stdout]  56 | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 531 |     fn synchronize(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `arity` is never used
[INFO] [stdout]   --> src/stmt.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub trait Callable {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 37 |     fn arity(&self) -> Result<usize>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `is_REPL` should have a snake case name
[INFO] [stdout]   --> src/interpreter.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     is_REPL: RefCell<bool>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `is_repl`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `is_REPL` should have a snake case name
[INFO] [stdout]   --> src/interpreter.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(is_REPL: bool) -> Self {
[INFO] [stdout]    |                ^^^^^^^ help: convert the identifier to snake case: `is_repl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_REPL` should have a snake case name
[INFO] [stdout]    --> src/interpreter.rs:302:8
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn is_REPL(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `is_repl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/stmt.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 params
[INFO] [stdout] 60 | |                     .iter()
[INFO] [stdout] 61 | |                     .zip(arguments.iter())
[INFO] [stdout] 62 | |                     .map(|(x, y)| environment.define(&x.lexeme, y))
[INFO] [stdout] 63 | |                     .collect::<Vec<_>>();
[INFO] [stdout]    | |________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[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] 59 |                 let _ = params
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> src/interpreter.rs:85:42
[INFO] [stdout]    |
[INFO] [stdout] 85 |             fun @ Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                                          ^^^^^^ help: try ignoring the field: `params: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreter.rs:85:50
[INFO] [stdout]    |
[INFO] [stdout] 85 |             fun @ Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                                                  ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/interpreter.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |                 paren,
[INFO] [stdout]     |                 ^^^^^ help: try ignoring the field: `paren: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/stmt.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Stmt::Function { name, params, body } => Ok(params.len()),
[INFO] [stdout]    |                              ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/stmt.rs:50:44
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Stmt::Function { name, params, body } => Ok(params.len()),
[INFO] [stdout]    |                                            ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/stmt.rs:58:30
[INFO] [stdout]    |
[INFO] [stdout] 58 |             Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                              ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> src/tokens.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 |                     Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                                            ^^^^^^ help: try ignoring the field: `params: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/tokens.rs:24:52
[INFO] [stdout]    |
[INFO] [stdout] 24 |                     Stmt::Function { name, params, body } => {
[INFO] [stdout]    |                                                    ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `synchronize` is never used
[INFO] [stdout]    --> src/parser.rs:531:8
[INFO] [stdout]     |
[INFO] [stdout]  56 | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 531 |     fn synchronize(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `arity` is never used
[INFO] [stdout]   --> src/stmt.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub trait Callable {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 37 |     fn arity(&self) -> Result<usize>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `is_REPL` should have a snake case name
[INFO] [stdout]   --> src/interpreter.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     is_REPL: RefCell<bool>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `is_repl`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `is_REPL` should have a snake case name
[INFO] [stdout]   --> src/interpreter.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(is_REPL: bool) -> Self {
[INFO] [stdout]    |                ^^^^^^^ help: convert the identifier to snake case: `is_repl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_REPL` should have a snake case name
[INFO] [stdout]    --> src/interpreter.rs:302:8
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn is_REPL(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `is_repl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/stmt.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | /                 params
[INFO] [stdout] 60 | |                     .iter()
[INFO] [stdout] 61 | |                     .zip(arguments.iter())
[INFO] [stdout] 62 | |                     .map(|(x, y)| environment.define(&x.lexeme, y))
[INFO] [stdout] 63 | |                     .collect::<Vec<_>>();
[INFO] [stdout]    | |________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[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] 59 |                 let _ = params
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `assert_cmd`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | assert_cmd = "2.0.12"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `assert_cmd`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `myjlox` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.42s
[INFO] running `Command { std: "docker" "inspect" "55784ee35235bdc6a0008f9b4ea0b645beb2404898bd1e9a3e4740b46f4d9b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55784ee35235bdc6a0008f9b4ea0b645beb2404898bd1e9a3e4740b46f4d9b9e", kill_on_drop: false }`
[INFO] [stdout] 55784ee35235bdc6a0008f9b4ea0b645beb2404898bd1e9a3e4740b46f4d9b9e
