[INFO] cloning repository https://github.com/ben-yu/monkey-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ben-yu/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben-yu%2Fmonkey-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben-yu%2Fmonkey-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ace4fbb99cdcaea8581a44f82fbeb00d30e517e6
[INFO] checking ben-yu/monkey-lang against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben-yu%2Fmonkey-lang" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ben-yu/monkey-lang
[INFO] finished tweaking git repo https://github.com/ben-yu/monkey-lang
[INFO] tweaked toml for git repo https://github.com/ben-yu/monkey-lang written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ben-yu/monkey-lang on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ben-yu/monkey-lang 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d788344aad99ecf314817de39776b3a010055f12cb421950ee533eebaebfb08
[INFO] running `Command { std: "docker" "start" "-a" "3d788344aad99ecf314817de39776b3a010055f12cb421950ee533eebaebfb08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d788344aad99ecf314817de39776b3a010055f12cb421950ee533eebaebfb08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d788344aad99ecf314817de39776b3a010055f12cb421950ee533eebaebfb08", kill_on_drop: false }`
[INFO] [stdout] 3d788344aad99ecf314817de39776b3a010055f12cb421950ee533eebaebfb08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea5a2d9026e8b40380264e3414549493250a1a6121f2abbaf9e59967e0473cdf
[INFO] running `Command { std: "docker" "start" "-a" "ea5a2d9026e8b40380264e3414549493250a1a6121f2abbaf9e59967e0473cdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.103
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling wasm-bindgen v0.2.103
[INFO] [stderr]     Checking unicode-ident v1.0.19
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.103
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.103
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.103
[INFO] [stderr]     Checking js-sys v0.3.80
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking web-sys v0.3.80
[INFO] [stderr]     Checking monkey-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `anyhow::Result`
[INFO] [stdout]  --> src/lexer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::Result;
[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 macro definition: `console_log`
[INFO] [stdout]   --> src/lib.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! console_log {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Result`
[INFO] [stdout]  --> src/lexer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::Result;
[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 macro definition: `console_log`
[INFO] [stdout]   --> src/lib.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! console_log {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/evaluator.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         _ => Err(EvalError::new(format!(
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/evaluator.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout]  91 |         Expression::Ident(id) => eval_identifier(&id, env),
[INFO] [stdout]     |         --------------------- matches some of the same values
[INFO] [stdout]  92 |         Expression::Lit(lit) => eval_literal(lit),
[INFO] [stdout]     |         -------------------- matches some of the same values
[INFO] [stdout]  93 |         Expression::Prefix(op, expr) => {
[INFO] [stdout]     |         ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  97 |         Expression::Infix(op, left, right) => {
[INFO] [stdout]     |         ---------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 124 |         _ => Err(EvalError::new(format!(
[INFO] [stdout]     |         ^ ...and 3 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: variants `Stmt` and `Expr` are never constructed
[INFO] [stdout]  --> src/ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Node {
[INFO] [stdout]   |          ---- variants in this enum
[INFO] [stdout] 6 |     Program(Vec<Statement>),
[INFO] [stdout] 7 |     Stmt(Statement),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Expr(Expression),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/evaluator.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         _ => Err(EvalError::new(format!(
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/evaluator.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout]  91 |         Expression::Ident(id) => eval_identifier(&id, env),
[INFO] [stdout]     |         --------------------- matches some of the same values
[INFO] [stdout]  92 |         Expression::Lit(lit) => eval_literal(lit),
[INFO] [stdout]     |         -------------------- matches some of the same values
[INFO] [stdout]  93 |         Expression::Prefix(op, expr) => {
[INFO] [stdout]     |         ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  97 |         Expression::Infix(op, left, right) => {
[INFO] [stdout]     |         ---------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 124 |         _ => Err(EvalError::new(format!(
[INFO] [stdout]     |         ^ ...and 3 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/evaluator.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         _ => Err(EvalError::new(format!(
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/evaluator.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout]  91 |         Expression::Ident(id) => eval_identifier(&id, env),
[INFO] [stdout]     |         --------------------- matches some of the same values
[INFO] [stdout]  92 |         Expression::Lit(lit) => eval_literal(lit),
[INFO] [stdout]     |         -------------------- matches some of the same values
[INFO] [stdout]  93 |         Expression::Prefix(op, expr) => {
[INFO] [stdout]     |         ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  97 |         Expression::Infix(op, left, right) => {
[INFO] [stdout]     |         ---------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 124 |         _ => Err(EvalError::new(format!(
[INFO] [stdout]     |         ^ ...and 3 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: variants `Stmt` and `Expr` are never constructed
[INFO] [stdout]  --> src/ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Node {
[INFO] [stdout]   |          ---- variants in this enum
[INFO] [stdout] 6 |     Program(Vec<Statement>),
[INFO] [stdout] 7 |     Stmt(Statement),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Expr(Expression),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MONKEY_FACE` is never used
[INFO] [stdout]  --> src/repl.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const MONKEY_FACE: &str = r#"            __,__
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start` is never used
[INFO] [stdout]   --> src/repl.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn start() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Stmt` and `Expr` are never constructed
[INFO] [stdout]  --> src/ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Node {
[INFO] [stdout]   |          ---- variants in this enum
[INFO] [stdout] 6 |     Program(Vec<Statement>),
[INFO] [stdout] 7 |     Stmt(Statement),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Expr(Expression),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MONKEY_FACE` is never used
[INFO] [stdout]  --> src/repl.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const MONKEY_FACE: &str = r#"            __,__
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start` is never used
[INFO] [stdout]   --> src/repl.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn start() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/evaluator.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         _ => Err(EvalError::new(format!(
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/evaluator.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout]  91 |         Expression::Ident(id) => eval_identifier(&id, env),
[INFO] [stdout]     |         --------------------- matches some of the same values
[INFO] [stdout]  92 |         Expression::Lit(lit) => eval_literal(lit),
[INFO] [stdout]     |         -------------------- matches some of the same values
[INFO] [stdout]  93 |         Expression::Prefix(op, expr) => {
[INFO] [stdout]     |         ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  97 |         Expression::Infix(op, left, right) => {
[INFO] [stdout]     |         ---------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 124 |         _ => Err(EvalError::new(format!(
[INFO] [stdout]     |         ^ ...and 3 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: variants `Stmt` and `Expr` are never constructed
[INFO] [stdout]  --> src/ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Node {
[INFO] [stdout]   |          ---- variants in this enum
[INFO] [stdout] 6 |     Program(Vec<Statement>),
[INFO] [stdout] 7 |     Stmt(Statement),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Expr(Expression),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.66s
[INFO] running `Command { std: "docker" "inspect" "ea5a2d9026e8b40380264e3414549493250a1a6121f2abbaf9e59967e0473cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5a2d9026e8b40380264e3414549493250a1a6121f2abbaf9e59967e0473cdf", kill_on_drop: false }`
[INFO] [stdout] ea5a2d9026e8b40380264e3414549493250a1a6121f2abbaf9e59967e0473cdf
