[INFO] cloning repository https://github.com/mthom26/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/mthom26/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fmonkey-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fmonkey-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92289eca2a3216ee6042403ecaf1d63e05e29dc0
[INFO] testing mthom26/monkey-lang against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fmonkey-lang" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mthom26/monkey-lang on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mthom26/monkey-lang
[INFO] finished tweaking git repo https://github.com/mthom26/monkey-lang
[INFO] tweaked toml for git repo https://github.com/mthom26/monkey-lang written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mthom26/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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v5.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df8f9cd7f04290506603d469d6fa0eedee5db860930efdea19dcbe54f9a0032f
[INFO] running `Command { std: "docker" "start" "-a" "df8f9cd7f04290506603d469d6fa0eedee5db860930efdea19dcbe54f9a0032f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df8f9cd7f04290506603d469d6fa0eedee5db860930efdea19dcbe54f9a0032f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df8f9cd7f04290506603d469d6fa0eedee5db860930efdea19dcbe54f9a0032f", kill_on_drop: false }`
[INFO] [stdout] df8f9cd7f04290506603d469d6fa0eedee5db860930efdea19dcbe54f9a0032f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f265ee255f5b9c1bd0712a2ab7559888c70ad844d62bbe185a3202b773c51383
[INFO] running `Command { std: "docker" "start" "-a" "f265ee255f5b9c1bd0712a2ab7559888c70ad844d62bbe185a3202b773c51383", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustyline v5.0.3
[INFO] [stderr]    Compiling monkey-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Compiler`
[INFO] [stdout]  --> src/compiler/mod.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use compiler::{ByteCode, Compiler};
[INFO] [stdout]   |                              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpCode` is never used
[INFO] [stdout]  --> src/compiler/code.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum OpCode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_op` is never used
[INFO] [stdout]   --> src/compiler/code.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn make_op(opcode: OpCode) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `two_u8_to_usize` is never used
[INFO] [stdout]   --> src/compiler/code.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn two_u8_to_usize(int_one: u8, int_two: u8) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GLOBAL` is never used
[INFO] [stdout]  --> src/compiler/compiler.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const GLOBAL: &str = "GLOBAL";
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/compiler/compiler.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl ByteCode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 18 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Compiler` is never constructed
[INFO] [stdout]   --> src/compiler/compiler.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Compiler {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/compiler/compiler.rs:32:12
[INFO] [stdout]     |
[INFO] [stdout] 31  | impl Compiler {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 32  |     pub fn from_source(input: &str) -> ByteCode {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46  |     fn compile_statements(&mut self, ast: Vec<Statement>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63  |     fn compile_expression(&mut self, expr: Expression) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn add_constant(&mut self, object: Object) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn add_instruction(&mut self, op_code: OpCode) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     fn is_last_instruction_pop(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 |     fn remove_last_pop(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     fn replace_op(&mut self, pos: usize, opcode: OpCode) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Symbol` is never constructed
[INFO] [stdout]  --> src/compiler/symbol_table.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Symbol {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/compiler/symbol_table.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Symbol {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new(index: u16, scope: String) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SymbolTable` is never constructed
[INFO] [stdout]   --> src/compiler/symbol_table.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SymbolTable {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `define`, and `resolve` are never used
[INFO] [stdout]   --> src/compiler/symbol_table.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl SymbolTable {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn define(&mut self, name: String, scope: String) -> u16 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn resolve(&self, name: String) -> Option<u16> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STACK_SIZE` is never used
[INFO] [stdout]  --> src/vm.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const STACK_SIZE: usize = 2048;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GLOBAL_SIZE` is never used
[INFO] [stdout]  --> src/vm.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const GLOBAL_SIZE: usize = 2048; // Setting this too high causes an overflow
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vm` is never constructed
[INFO] [stdout]   --> src/vm.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Vm {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `run`, `push`, `pop`, and `print_stack` are never used
[INFO] [stdout]    --> src/vm.rs:19:8
[INFO] [stdout]     |
[INFO] [stdout] 18  | impl Vm {
[INFO] [stdout]     | ------- associated items in this implementation
[INFO] [stdout] 19  |     fn new(bytecode: ByteCode) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29  |     fn run(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     fn push(&mut self, obj: Object) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     fn pop(&mut self) -> Object {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn print_stack(&self, num: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `Command { std: "docker" "inspect" "f265ee255f5b9c1bd0712a2ab7559888c70ad844d62bbe185a3202b773c51383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f265ee255f5b9c1bd0712a2ab7559888c70ad844d62bbe185a3202b773c51383", kill_on_drop: false }`
[INFO] [stdout] f265ee255f5b9c1bd0712a2ab7559888c70ad844d62bbe185a3202b773c51383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e71dd900545d97e2de7c630e8f1bafcac3853ecd1eccfa19c4112627e518ae4
[INFO] running `Command { std: "docker" "start" "-a" "5e71dd900545d97e2de7c630e8f1bafcac3853ecd1eccfa19c4112627e518ae4", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `scope` is never read
[INFO] [stdout]  --> src/compiler/symbol_table.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Symbol {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     index: u16,
[INFO] [stdout] 5 |     scope: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_stack` is never used
[INFO] [stdout]    --> src/vm.rs:210:8
[INFO] [stdout]     |
[INFO] [stdout] 18  | impl Vm {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn print_stack(&self, num: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "5e71dd900545d97e2de7c630e8f1bafcac3853ecd1eccfa19c4112627e518ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e71dd900545d97e2de7c630e8f1bafcac3853ecd1eccfa19c4112627e518ae4", kill_on_drop: false }`
[INFO] [stdout] 5e71dd900545d97e2de7c630e8f1bafcac3853ecd1eccfa19c4112627e518ae4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc90e8f1d71adc87185f1cefd645bcb65ac8ecbd90c06fc0273ca07536b9570f
[INFO] running `Command { std: "docker" "start" "-a" "cc90e8f1d71adc87185f1cefd645bcb65ac8ecbd90c06fc0273ca07536b9570f", kill_on_drop: false }`
[INFO] [stderr] warning: field `scope` is never read
[INFO] [stderr]  --> src/compiler/symbol_table.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Symbol {
[INFO] [stderr]   |            ------ field in this struct
[INFO] [stderr] 4 |     index: u16,
[INFO] [stderr] 5 |     scope: String,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `print_stack` is never used
[INFO] [stderr]    --> src/vm.rs:210:8
[INFO] [stderr]     |
[INFO] [stderr] 18  | impl Vm {
[INFO] [stderr]     | ------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 210 |     fn print_stack(&self, num: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `monkey-lang` (bin "monkey-lang" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/monkey_lang-6da4b19a9f3ed7a1)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test compiler::code::tests::test_jumps ... ok
[INFO] [stdout] test compiler::compiler::tests::test_basic_expressions ... ok
[INFO] [stdout] test compiler::code::tests::test_globals ... ok
[INFO] [stdout] test compiler::compiler::tests::test_if ... ok
[INFO] [stdout] test compiler::code::tests::test_two_u8_to_usize ... ok
[INFO] [stdout] test compiler::compiler::tests::test_booleans ... ok
[INFO] [stdout] test compiler::code::tests::make_ops ... ok
[INFO] [stdout] test compiler::code::tests::make_op_constant ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_env ... ok
[INFO] [stdout] test compiler::compiler::tests::test_globals ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_builtins ... ok
[INFO] [stdout] test compiler::compiler::tests::test_prefixes ... ok
[INFO] [stdout] test compiler::compiler::tests::test_comparison_operators ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_expression_eval ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_infixes ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_prefixes ... ok
[INFO] [stdout] test lexer::tests::lex_tokens ... ok
[INFO] [stdout] test lexer::tests::ignore_all_whitespace ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_fn_literals ... ok
[INFO] [stdout] test lexer::tests::lex_digits ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_return ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_if_conditionals ... ok
[INFO] [stdout] test lexer::tests::test_double_character_tokens ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_fn_calls ... ok
[INFO] [stdout] test lexer::tests::lex_ignore_whitespace ... ok
[INFO] [stdout] test lexer::tests::test_is_letter ... ok
[INFO] [stdout] test lexer::tests::test_keywords ... ok
[INFO] [stdout] test lexer::tests::test_string ... ok
[INFO] [stdout] test parser::tests::parse_operators ... ok
[INFO] [stdout] test parser::tests::test_function_call ... ok
[INFO] [stdout] test parser::tests::parse_parenthesised_expression ... ok
[INFO] [stdout] test parser::tests::parse_basic_expression ... ok
[INFO] [stdout] test parser::tests::parse_basic_let_statement ... ok
[INFO] [stdout] test parser::tests::test_fn_literal ... ok
[INFO] [stdout] test parser::tests::parse_basic_return_statement ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'vm::tests::test_basics' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: test failed, to rerun pass `--bin monkey-lang`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/monkey_lang-6da4b19a9f3ed7a1` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "cc90e8f1d71adc87185f1cefd645bcb65ac8ecbd90c06fc0273ca07536b9570f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc90e8f1d71adc87185f1cefd645bcb65ac8ecbd90c06fc0273ca07536b9570f", kill_on_drop: false }`
[INFO] [stdout] cc90e8f1d71adc87185f1cefd645bcb65ac8ecbd90c06fc0273ca07536b9570f
[INFO] testing mthom26/monkey-lang against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fmonkey-lang" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mthom26/monkey-lang on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mthom26/monkey-lang
[INFO] finished tweaking git repo https://github.com/mthom26/monkey-lang
[INFO] tweaked toml for git repo https://github.com/mthom26/monkey-lang written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mthom26/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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2ef27ce50cd3e655d1c816234c88073c29d5c80855fd1dbfc4b58aa2954b24c
[INFO] running `Command { std: "docker" "start" "-a" "e2ef27ce50cd3e655d1c816234c88073c29d5c80855fd1dbfc4b58aa2954b24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2ef27ce50cd3e655d1c816234c88073c29d5c80855fd1dbfc4b58aa2954b24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2ef27ce50cd3e655d1c816234c88073c29d5c80855fd1dbfc4b58aa2954b24c", kill_on_drop: false }`
[INFO] [stdout] e2ef27ce50cd3e655d1c816234c88073c29d5c80855fd1dbfc4b58aa2954b24c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 979eae4a0dce0bce060d56fbeb4280561ce5898c9f2b9c902418f3896d1e506d
[INFO] running `Command { std: "docker" "start" "-a" "979eae4a0dce0bce060d56fbeb4280561ce5898c9f2b9c902418f3896d1e506d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustyline v5.0.3
[INFO] [stderr]    Compiling monkey-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Compiler`
[INFO] [stdout]  --> src/compiler/mod.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use compiler::{ByteCode, Compiler};
[INFO] [stdout]   |                              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpCode` is never used
[INFO] [stdout]  --> src/compiler/code.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum OpCode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_op` is never used
[INFO] [stdout]   --> src/compiler/code.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn make_op(opcode: OpCode) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `two_u8_to_usize` is never used
[INFO] [stdout]   --> src/compiler/code.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn two_u8_to_usize(int_one: u8, int_two: u8) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GLOBAL` is never used
[INFO] [stdout]  --> src/compiler/compiler.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const GLOBAL: &str = "GLOBAL";
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/compiler/compiler.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl ByteCode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 18 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Compiler` is never constructed
[INFO] [stdout]   --> src/compiler/compiler.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Compiler {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/compiler/compiler.rs:32:12
[INFO] [stdout]     |
[INFO] [stdout] 31  | impl Compiler {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 32  |     pub fn from_source(input: &str) -> ByteCode {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46  |     fn compile_statements(&mut self, ast: Vec<Statement>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63  |     fn compile_expression(&mut self, expr: Expression) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn add_constant(&mut self, object: Object) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn add_instruction(&mut self, op_code: OpCode) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     fn is_last_instruction_pop(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 |     fn remove_last_pop(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     fn replace_op(&mut self, pos: usize, opcode: OpCode) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Symbol` is never constructed
[INFO] [stdout]  --> src/compiler/symbol_table.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Symbol {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/compiler/symbol_table.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Symbol {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new(index: u16, scope: String) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SymbolTable` is never constructed
[INFO] [stdout]   --> src/compiler/symbol_table.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SymbolTable {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `define`, and `resolve` are never used
[INFO] [stdout]   --> src/compiler/symbol_table.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl SymbolTable {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn define(&mut self, name: String, scope: String) -> u16 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn resolve(&self, name: String) -> Option<u16> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STACK_SIZE` is never used
[INFO] [stdout]  --> src/vm.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const STACK_SIZE: usize = 2048;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GLOBAL_SIZE` is never used
[INFO] [stdout]  --> src/vm.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const GLOBAL_SIZE: usize = 2048; // Setting this too high causes an overflow
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vm` is never constructed
[INFO] [stdout]   --> src/vm.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Vm {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `run`, `push`, `pop`, and `print_stack` are never used
[INFO] [stdout]    --> src/vm.rs:19:8
[INFO] [stdout]     |
[INFO] [stdout] 18  | impl Vm {
[INFO] [stdout]     | ------- associated items in this implementation
[INFO] [stdout] 19  |     fn new(bytecode: ByteCode) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29  |     fn run(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     fn push(&mut self, obj: Object) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     fn pop(&mut self) -> Object {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn print_stack(&self, num: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.61s
[INFO] running `Command { std: "docker" "inspect" "979eae4a0dce0bce060d56fbeb4280561ce5898c9f2b9c902418f3896d1e506d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "979eae4a0dce0bce060d56fbeb4280561ce5898c9f2b9c902418f3896d1e506d", kill_on_drop: false }`
[INFO] [stdout] 979eae4a0dce0bce060d56fbeb4280561ce5898c9f2b9c902418f3896d1e506d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0f1819841a5ad77ce88448ecb43dbcd28521b8260ef5940b8f0c752cd2c3241
[INFO] running `Command { std: "docker" "start" "-a" "c0f1819841a5ad77ce88448ecb43dbcd28521b8260ef5940b8f0c752cd2c3241", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `scope` is never read
[INFO] [stdout]  --> src/compiler/symbol_table.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Symbol {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     index: u16,
[INFO] [stdout] 5 |     scope: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_stack` is never used
[INFO] [stdout]    --> src/vm.rs:210:8
[INFO] [stdout]     |
[INFO] [stdout] 18  | impl Vm {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn print_stack(&self, num: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "c0f1819841a5ad77ce88448ecb43dbcd28521b8260ef5940b8f0c752cd2c3241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0f1819841a5ad77ce88448ecb43dbcd28521b8260ef5940b8f0c752cd2c3241", kill_on_drop: false }`
[INFO] [stdout] c0f1819841a5ad77ce88448ecb43dbcd28521b8260ef5940b8f0c752cd2c3241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54777b4ffeb0b18370f37c4f8d465dac7d73f82b4ef69f897aa2651e749f4455
[INFO] running `Command { std: "docker" "start" "-a" "54777b4ffeb0b18370f37c4f8d465dac7d73f82b4ef69f897aa2651e749f4455", kill_on_drop: false }`
[INFO] [stderr] warning: field `scope` is never read
[INFO] [stderr]  --> src/compiler/symbol_table.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Symbol {
[INFO] [stderr]   |            ------ field in this struct
[INFO] [stderr] 4 |     index: u16,
[INFO] [stderr] 5 |     scope: String,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `print_stack` is never used
[INFO] [stderr]    --> src/vm.rs:210:8
[INFO] [stderr]     |
[INFO] [stderr] 18  | impl Vm {
[INFO] [stderr]     | ------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 210 |     fn print_stack(&self, num: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `monkey-lang` (bin "monkey-lang" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/monkey_lang-2d0be1834fe6cac9)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test compiler::code::tests::test_two_u8_to_usize ... ok
[INFO] [stdout] test compiler::compiler::tests::test_comparison_operators ... ok
[INFO] [stdout] test compiler::compiler::tests::test_basic_expressions ... ok
[INFO] [stdout] test compiler::compiler::tests::test_booleans ... ok
[INFO] [stdout] test compiler::code::tests::test_globals ... ok
[INFO] [stdout] test compiler::code::tests::make_ops ... ok
[INFO] [stdout] test compiler::code::tests::make_op_constant ... ok
[INFO] [stdout] test compiler::code::tests::test_jumps ... ok
[INFO] [stdout] test compiler::compiler::tests::test_if ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_expression_eval ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_builtins ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_fn_literals ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_fn_calls ... ok
[INFO] [stdout] test compiler::compiler::tests::test_globals ... ok
[INFO] [stdout] test compiler::compiler::tests::test_prefixes ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_if_conditionals ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_infixes ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_return ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_prefixes ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_env ... ok
[INFO] [stdout] test lexer::tests::ignore_all_whitespace ... ok
[INFO] [stdout] test lexer::tests::lex_digits ... ok
[INFO] [stdout] test parser::tests::parse_basic_expression ... ok
[INFO] [stdout] test lexer::tests::lex_tokens ... ok
[INFO] [stdout] test lexer::tests::test_double_character_tokens ... ok
[INFO] [stdout] test lexer::tests::test_is_letter ... ok
[INFO] [stdout] test lexer::tests::lex_ignore_whitespace ... ok
[INFO] [stdout] test lexer::tests::test_string ... ok
[INFO] [stdout] test parser::tests::parse_operators ... ok
[INFO] [stdout] test parser::tests::test_function_call ... ok
[INFO] [stdout] test parser::tests::parse_parenthesised_expression ... ok
[INFO] [stdout] test parser::tests::parse_basic_return_statement ... ok
[INFO] [stdout] test parser::tests::parse_multiple_epressions ... ok
[INFO] [stdout] test lexer::tests::test_keywords ... ok
[INFO] [stdout] test parser::tests::test_fn_literal ... ok
[INFO] [stdout] test parser::tests::parse_basic_let_statement ... ok
[INFO] [stdout] test parser::tests::test_prefixes ... ok
[INFO] [stdout] test parser::tests::test_if_statement ... ok
[INFO] [stdout] test parser::tests::test_mock_program ... ok
[INFO] [stdout] test vm::tests::test_comparisons ... ok
[INFO] [stdout] test vm::tests::test_let_statements ... ok
[INFO] [stdout] test vm::tests::test_prefixes ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'vm::tests::test_basics' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: test failed, to rerun pass `--bin monkey-lang`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/monkey_lang-2d0be1834fe6cac9` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "54777b4ffeb0b18370f37c4f8d465dac7d73f82b4ef69f897aa2651e749f4455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54777b4ffeb0b18370f37c4f8d465dac7d73f82b4ef69f897aa2651e749f4455", kill_on_drop: false }`
[INFO] [stdout] 54777b4ffeb0b18370f37c4f8d465dac7d73f82b4ef69f897aa2651e749f4455
