[INFO] cloning repository https://github.com/44smkn/ironmonkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/44smkn/ironmonkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F44smkn%2Fironmonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F44smkn%2Fironmonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99cfc8da1a65836d9c92e59f8ce86d5d2f28d129
[INFO] testing 44smkn/ironmonkey against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F44smkn%2Fironmonkey" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/44smkn/ironmonkey on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/44smkn/ironmonkey
[INFO] finished tweaking git repo https://github.com/44smkn/ironmonkey
[INFO] tweaked toml for git repo https://github.com/44smkn/ironmonkey written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/44smkn/ironmonkey 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-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f4ef26042e4f54e320d668b808862d196b3de7f2a274826c0e0900f39ac0388
[INFO] running `Command { std: "docker" "start" "-a" "0f4ef26042e4f54e320d668b808862d196b3de7f2a274826c0e0900f39ac0388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f4ef26042e4f54e320d668b808862d196b3de7f2a274826c0e0900f39ac0388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f4ef26042e4f54e320d668b808862d196b3de7f2a274826c0e0900f39ac0388", kill_on_drop: false }`
[INFO] [stdout] 0f4ef26042e4f54e320d668b808862d196b3de7f2a274826c0e0900f39ac0388
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28aaafab151a5548f47e28a9fc29285668aba3a496347bc930b60e5c6d5554e8
[INFO] running `Command { std: "docker" "start" "-a" "28aaafab151a5548f47e28a9fc29285668aba3a496347bc930b60e5c6d5554e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ironmonkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/ast.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/ast.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mem`
[INFO] [stdout]  --> src/lexer.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{mem, fmt};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast::Node`
[INFO] [stdout]  --> src/parser.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::ast::Node;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LetStatement`, `ReturnStatement`, and `ExpressionStatement` are never constructed
[INFO] [stdout]  --> src/ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum StatementType {
[INFO] [stdout]   |          ------------- variants in this enum
[INFO] [stdout] 6 |     LetStatement(LetStatement),
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 7 |     ReturnStatement(ReturnStatement),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     ExpressionStatement(ExpressionStatement),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Identifer` and `Illegal` are never constructed
[INFO] [stdout]   --> src/ast.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub enum ExpressionType {
[INFO] [stdout]    |          -------------- variants in this enum
[INFO] [stdout] 37 |     Identifer(Identifer),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 38 |     Illegal,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/ast.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Identifer {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] 124 |     pub fn new(token: Box<Token>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PrefixParseFn` is never used
[INFO] [stdout]   --> src/parser.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | type PrefixParseFn = fn() -> ExpressionType;
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `InfixParseFn` is never used
[INFO] [stdout]   --> src/parser.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | type InfixParseFn = fn(ExpressionType) -> ExpressionType;
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]   --> src/parser.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Parser {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/parser.rs:27:8
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl Parser {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 27  |     fn new(lexer: Lexer) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41  |     fn errors(&self) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45  |     fn peek_error(&mut self, token_type: &TokenType) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54  |     fn next_token(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59  |     fn expect_peek(&mut self, token: TokenType) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68  |     fn peek_token_is(&mut self, token: &TokenType) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72  |     fn cur_token_is(&mut self, token: TokenType) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78  |     fn parse_program(&mut self) -> Program {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  |     fn parse_statement(&mut self) -> StatementType {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn parse_let_statement(&mut self) -> StatementType {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn parse_return_statement(&mut self) -> StatementType {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     fn register_prefix(&mut self, token_type: TokenType, func: PrefixParseFn) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |     fn register_infix(&mut self, token_type: TokenType, func: InfixParseFn) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     fn parse_expression_statement(&mut self) -> StatementType {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn parse_expression(&mut self) -> ExpressionType {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OperatorPriority` is never used
[INFO] [stdout]    --> src/parser.rs:179:6
[INFO] [stdout]     |
[INFO] [stdout] 179 | enum OperatorPriority {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `discover_token_type` is never used
[INFO] [stdout]    --> src/parser.rs:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn discover_token_type(token: &Option<Box<Token>>) -> TokenType {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "28aaafab151a5548f47e28a9fc29285668aba3a496347bc930b60e5c6d5554e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28aaafab151a5548f47e28a9fc29285668aba3a496347bc930b60e5c6d5554e8", kill_on_drop: false }`
[INFO] [stdout] 28aaafab151a5548f47e28a9fc29285668aba3a496347bc930b60e5c6d5554e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d8c407c809c84c6307399ac83b51314b97cf07eda99d712156940fc915d1cf3
[INFO] running `Command { std: "docker" "start" "-a" "8d8c407c809c84c6307399ac83b51314b97cf07eda99d712156940fc915d1cf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ironmonkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/ast.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/ast.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mem`
[INFO] [stdout]  --> src/lexer.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{mem, fmt};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prefix_parse_fns` and `infix_parse_fns` are never read
[INFO] [stdout]   --> src/parser.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Parser {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     prefix_parse_fns: HashMap<TokenType, PrefixParseFn>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     infix_parse_fns: HashMap<TokenType, InfixParseFn>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Parser` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `register_prefix` and `register_infix` are never used
[INFO] [stdout]    --> src/parser.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl Parser {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 151 |     fn register_prefix(&mut self, token_type: TokenType, func: PrefixParseFn) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |     fn register_infix(&mut self, token_type: TokenType, func: InfixParseFn) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OperatorPriority` is never used
[INFO] [stdout]    --> src/parser.rs:179:6
[INFO] [stdout]     |
[INFO] [stdout] 179 | enum OperatorPriority {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "8d8c407c809c84c6307399ac83b51314b97cf07eda99d712156940fc915d1cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d8c407c809c84c6307399ac83b51314b97cf07eda99d712156940fc915d1cf3", kill_on_drop: false }`
[INFO] [stdout] 8d8c407c809c84c6307399ac83b51314b97cf07eda99d712156940fc915d1cf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 513fa7905dd703b3b76a64fcdc06440977663031c141ffd9937d900c7d6d2ae5
[INFO] running `Command { std: "docker" "start" "-a" "513fa7905dd703b3b76a64fcdc06440977663031c141ffd9937d900c7d6d2ae5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/ast.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/ast.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mem`
[INFO] [stderr]  --> src/lexer.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{mem, fmt};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `prefix_parse_fns` and `infix_parse_fns` are never read
[INFO] [stderr]   --> src/parser.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct Parser {
[INFO] [stderr]    |        ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 22 |     prefix_parse_fns: HashMap<TokenType, PrefixParseFn>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 23 |     infix_parse_fns: HashMap<TokenType, InfixParseFn>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Parser` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `register_prefix` and `register_infix` are never used
[INFO] [stderr]    --> src/parser.rs:151:8
[INFO] [stderr]     |
[INFO] [stderr] 26  | impl Parser {
[INFO] [stderr]     | ----------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 151 |     fn register_prefix(&mut self, token_type: TokenType, func: PrefixParseFn) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 155 |     fn register_infix(&mut self, token_type: TokenType, func: InfixParseFn) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `OperatorPriority` is never used
[INFO] [stderr]    --> src/parser.rs:179:6
[INFO] [stderr]     |
[INFO] [stderr] 179 | enum OperatorPriority {
[INFO] [stderr]     |      ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ironmonkey` (bin "ironmonkey" test) generated 6 warnings (run `cargo fix --bin "ironmonkey" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ironmonkey-90fc2d04b3370a32)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test lexer::tests::next_token_confirm ... ok
[INFO] [stdout] test parser::tests::let_statement ... ok
[INFO] [stdout] test parser::tests::return_statement ... ok
[INFO] [stdout] test parser::tests::identifer_expression ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- parser::tests::identifer_expression stdout ----
[INFO] [stdout] thread 'parser::tests::identifer_expression' panicked at src/parser.rs:175:9:
[INFO] [stdout] not implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63c9e0001fda - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x63c9e0001fda - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x63c9e0001fda - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x63c9e0001fda - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x63c9e0027a63 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x63c9e0027a63 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x63c9dffff173 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x63c9e0001e22 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x63c9e000345d - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x63c9e0003267 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x63c9dffccb97 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x63c9dffccb97 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x63c9e0003b08 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x63c9e0003b08 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x63c9e0003896 - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:667:13
[INFO] [stdout]   15:     0x63c9e00024b9 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x63c9e000355c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x63c9dff83aa0 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x63c9dff83b2c - core::panicking::panic::hbb5c236a846c507c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:148:5
[INFO] [stdout]   19:     0x63c9dff89b11 - ironmonkey::parser::Parser::parse_expression::h14945bef95dad616
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:175:9
[INFO] [stdout]   20:     0x63c9dff899ca - ironmonkey::parser::Parser::parse_expression_statement::hd26440252e3d16a8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:166:25
[INFO] [stdout]   21:     0x63c9dff8932e - ironmonkey::parser::Parser::parse_statement::ha425b57061d4a996
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:92:18
[INFO] [stdout]   22:     0x63c9dff89288 - ironmonkey::parser::Parser::parse_program::h7aae493f9466bec6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:81:29
[INFO] [stdout]   23:     0x63c9dff92ebf - ironmonkey::parser::tests::identifer_expression::ha9ff8b539d472bb2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:283:23
[INFO] [stdout]   24:     0x63c9dff92e47 - ironmonkey::parser::tests::identifer_expression::{{closure}}::h492495f4dcc8c6ec
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:278:30
[INFO] [stdout]   25:     0x63c9dff852d6 - core::ops::function::FnOnce::call_once::h71ef6ee2a62027ac
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x63c9dffd16bb - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x63c9dffd16bb - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   28:     0x63c9dffd10a8 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   29:     0x63c9dffd10a8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   30:     0x63c9dffd10a8 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   31:     0x63c9dffd10a8 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   32:     0x63c9dffd10a8 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   33:     0x63c9dffd10a8 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   34:     0x63c9dffd10a8 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   35:     0x63c9dff94b4a - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   36:     0x63c9dff94b4a - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   37:     0x63c9dff984c4 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   38:     0x63c9dff984c4 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   39:     0x63c9dff984c4 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   40:     0x63c9dff984c4 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   41:     0x63c9dff984c4 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   42:     0x63c9dff984c4 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   43:     0x63c9dff984c4 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x63c9e0007a4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   45:     0x63c9e0007a4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   46:     0x63c9e0007a4b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   47:     0x7a88bde45ac3 - <unknown>
[INFO] [stdout]   48:     0x7a88bded6a04 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     parser::tests::identifer_expression
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin ironmonkey`
[INFO] running `Command { std: "docker" "inspect" "513fa7905dd703b3b76a64fcdc06440977663031c141ffd9937d900c7d6d2ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513fa7905dd703b3b76a64fcdc06440977663031c141ffd9937d900c7d6d2ae5", kill_on_drop: false }`
[INFO] [stdout] 513fa7905dd703b3b76a64fcdc06440977663031c141ffd9937d900c7d6d2ae5
