[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 master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[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 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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" "+1871252fc8bb672d40787e67404e6eaae7059369" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3edef0f9f17544a6ede4ca6dac9bb9213488fda13a6a7c3ca83a4d0b9a4d74fd
[INFO] running `Command { std: "docker" "start" "-a" "3edef0f9f17544a6ede4ca6dac9bb9213488fda13a6a7c3ca83a4d0b9a4d74fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3edef0f9f17544a6ede4ca6dac9bb9213488fda13a6a7c3ca83a4d0b9a4d74fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3edef0f9f17544a6ede4ca6dac9bb9213488fda13a6a7c3ca83a4d0b9a4d74fd", kill_on_drop: false }`
[INFO] [stdout] 3edef0f9f17544a6ede4ca6dac9bb9213488fda13a6a7c3ca83a4d0b9a4d74fd
[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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48d2032f199287263f108ba97cd87c948ff5fdf73698347eded0691eba20d551
[INFO] running `Command { std: "docker" "start" "-a" "48d2032f199287263f108ba97cd87c948ff5fdf73698347eded0691eba20d551", 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 utf8parse v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[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` profile [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "48d2032f199287263f108ba97cd87c948ff5fdf73698347eded0691eba20d551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d2032f199287263f108ba97cd87c948ff5fdf73698347eded0691eba20d551", kill_on_drop: false }`
[INFO] [stdout] 48d2032f199287263f108ba97cd87c948ff5fdf73698347eded0691eba20d551
[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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9305f0e2772a84d8bb718e22cd3f4a59bbf331a8920e8e43858b6be1c869adb
[INFO] running `Command { std: "docker" "start" "-a" "d9305f0e2772a84d8bb718e22cd3f4a59bbf331a8920e8e43858b6be1c869adb", 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` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "d9305f0e2772a84d8bb718e22cd3f4a59bbf331a8920e8e43858b6be1c869adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9305f0e2772a84d8bb718e22cd3f4a59bbf331a8920e8e43858b6be1c869adb", kill_on_drop: false }`
[INFO] [stdout] d9305f0e2772a84d8bb718e22cd3f4a59bbf331a8920e8e43858b6be1c869adb
[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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a381f08b6b605cf4c5c732113e1653fffce13c777afdf8c1241b3d5d1c1e8502
[INFO] running `Command { std: "docker" "start" "-a" "a381f08b6b605cf4c5c732113e1653fffce13c777afdf8c1241b3d5d1c1e8502", 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` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/monkey_lang-c44c909af942d9b0)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test compiler::code::tests::make_op_constant ... ok
[INFO] [stdout] test compiler::code::tests::test_jumps ... ok
[INFO] [stdout] test compiler::code::tests::make_ops ... ok
[INFO] [stdout] test compiler::code::tests::test_globals ... ok
[INFO] [stdout] test compiler::compiler::tests::test_basic_expressions ... 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::compiler::tests::test_comparison_operators ... ok
[INFO] [stdout] test compiler::compiler::tests::test_globals ... ok
[INFO] [stdout] test compiler::compiler::tests::test_if ... ok
[INFO] [stdout] test compiler::compiler::tests::test_prefixes ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_builtins ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_env ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_expression_eval ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_fn_calls ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_fn_literals ... 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 lexer::tests::lex_digits ... ok
[INFO] [stdout] test lexer::tests::lex_tokens ... ok
[INFO] [stdout] test lexer::tests::ignore_all_whitespace ... ok
[INFO] [stdout] test parser::tests::parse_basic_expression ... ok
[INFO] [stdout] test lexer::tests::test_string ... ok
[INFO] [stdout] test parser::tests::parse_multiple_epressions ... ok
[INFO] [stdout] test parser::tests::parse_basic_return_statement ... ok
[INFO] [stdout] test lexer::tests::test_is_letter ... ok
[INFO] [stdout] test parser::tests::parse_operators ... ok
[INFO] [stdout] test lexer::tests::lex_ignore_whitespace ... ok
[INFO] [stdout] test parser::tests::parse_parenthesised_expression ... ok
[INFO] [stdout] test parser::tests::test_fn_literal ... ok
[INFO] [stdout] test lexer::tests::test_double_character_tokens ... ok
[INFO] [stdout] test parser::tests::test_prefixes ... ok
[INFO] [stdout] test lexer::tests::test_keywords ... ok
[INFO] [stdout] test parser::tests::test_function_call ... ok
[INFO] [stdout] test parser::tests::parse_basic_let_statement ... ok
[INFO] [stdout] test parser::tests::test_mock_program ... ok
[INFO] [stdout] test parser::tests::test_if_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-c44c909af942d9b0` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "a381f08b6b605cf4c5c732113e1653fffce13c777afdf8c1241b3d5d1c1e8502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a381f08b6b605cf4c5c732113e1653fffce13c777afdf8c1241b3d5d1c1e8502", kill_on_drop: false }`
[INFO] [stdout] a381f08b6b605cf4c5c732113e1653fffce13c777afdf8c1241b3d5d1c1e8502
[INFO] testing mthom26/monkey-lang against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[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 b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f9b6e75f489e35212ad9c724c4cfd13b0dcfa6f3d1f1df9588eefcfa0c294f4
[INFO] running `Command { std: "docker" "start" "-a" "9f9b6e75f489e35212ad9c724c4cfd13b0dcfa6f3d1f1df9588eefcfa0c294f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f9b6e75f489e35212ad9c724c4cfd13b0dcfa6f3d1f1df9588eefcfa0c294f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f9b6e75f489e35212ad9c724c4cfd13b0dcfa6f3d1f1df9588eefcfa0c294f4", kill_on_drop: false }`
[INFO] [stdout] 9f9b6e75f489e35212ad9c724c4cfd13b0dcfa6f3d1f1df9588eefcfa0c294f4
[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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e8c7cc4cbd4fce6028e0fdea17d98b0a7062ac0730a09d462aa76e669d7442b
[INFO] running `Command { std: "docker" "start" "-a" "0e8c7cc4cbd4fce6028e0fdea17d98b0a7062ac0730a09d462aa76e669d7442b", 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` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "0e8c7cc4cbd4fce6028e0fdea17d98b0a7062ac0730a09d462aa76e669d7442b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8c7cc4cbd4fce6028e0fdea17d98b0a7062ac0730a09d462aa76e669d7442b", kill_on_drop: false }`
[INFO] [stdout] 0e8c7cc4cbd4fce6028e0fdea17d98b0a7062ac0730a09d462aa76e669d7442b
[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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be613b62a1e426117855c049d0b3d5fe9170ef9603a064c3afde11a3aad2ffa1
[INFO] running `Command { std: "docker" "start" "-a" "be613b62a1e426117855c049d0b3d5fe9170ef9603a064c3afde11a3aad2ffa1", 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` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "be613b62a1e426117855c049d0b3d5fe9170ef9603a064c3afde11a3aad2ffa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be613b62a1e426117855c049d0b3d5fe9170ef9603a064c3afde11a3aad2ffa1", kill_on_drop: false }`
[INFO] [stdout] be613b62a1e426117855c049d0b3d5fe9170ef9603a064c3afde11a3aad2ffa1
[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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57175f80c5ecc6c93cdc1e0afc61f3d165f76314b3c517af94f4e4b0fd29c892
[INFO] running `Command { std: "docker" "start" "-a" "57175f80c5ecc6c93cdc1e0afc61f3d165f76314b3c517af94f4e4b0fd29c892", 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` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/monkey_lang-c44c909af942d9b0)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test compiler::code::tests::make_op_constant ... ok
[INFO] [stdout] test compiler::code::tests::make_ops ... ok
[INFO] [stdout] test compiler::code::tests::test_jumps ... ok
[INFO] [stdout] test compiler::code::tests::test_globals ... 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::compiler::tests::test_basic_expressions ... ok
[INFO] [stdout] test compiler::compiler::tests::test_comparison_operators ... ok
[INFO] [stdout] test compiler::compiler::tests::test_globals ... ok
[INFO] [stdout] test compiler::compiler::tests::test_if ... ok
[INFO] [stdout] test compiler::compiler::tests::test_prefixes ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_builtins ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_env ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_expression_eval ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_fn_literals ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_fn_calls ... ok
[INFO] [stdout] test evaluator::evaluator::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 lexer::tests::lex_digits ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_return ... ok
[INFO] [stdout] test lexer::tests::lex_tokens ... ok
[INFO] [stdout] test lexer::tests::ignore_all_whitespace ... ok
[INFO] [stdout] test lexer::tests::test_double_character_tokens ... ok
[INFO] [stdout] test lexer::tests::lex_ignore_whitespace ... ok
[INFO] [stdout] test lexer::tests::test_keywords ... ok
[INFO] [stdout] test parser::tests::parse_basic_expression ... ok
[INFO] [stdout] test parser::tests::parse_basic_return_statement ... ok
[INFO] [stdout] test parser::tests::parse_basic_let_statement ... ok
[INFO] [stdout] test parser::tests::parse_multiple_epressions ... ok
[INFO] [stdout] test parser::tests::parse_parenthesised_expression ... ok
[INFO] [stdout] test lexer::tests::test_is_letter ... ok
[INFO] [stdout] test parser::tests::test_function_call ... ok
[INFO] [stdout] test parser::tests::test_if_statement ... ok
[INFO] [stdout] test lexer::tests::test_string ... ok
[INFO] [stdout] test parser::tests::test_mock_program ... ok
[INFO] [stdout] test parser::tests::test_fn_literal ... ok
[INFO] [stdout] test parser::tests::parse_operators ... ok
[INFO] [stdout] test parser::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-c44c909af942d9b0` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "57175f80c5ecc6c93cdc1e0afc61f3d165f76314b3c517af94f4e4b0fd29c892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57175f80c5ecc6c93cdc1e0afc61f3d165f76314b3c517af94f4e4b0fd29c892", kill_on_drop: false }`
[INFO] [stdout] 57175f80c5ecc6c93cdc1e0afc61f3d165f76314b3c517af94f4e4b0fd29c892
