[INFO] cloning repository https://github.com/stav121/0var-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stav121/0var-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstav121%2F0var-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstav121%2F0var-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ef6d29566d3ae58917aaa6a1b8e0d14a19ebcdb
[INFO] testing stav121/0var-lang against 1.98.0-beta.1 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstav121%2F0var-lang" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stav121/0var-lang
[INFO] finished tweaking git repo https://github.com/stav121/0var-lang
[INFO] tweaked toml for git repo https://github.com/stav121/0var-lang written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stav121/0var-lang on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stav121/0var-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" "+1.98.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780
[INFO] running `Command { std: "docker" "start" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling clap v4.5.41
[INFO] [stderr]    Compiling zvar-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lexer/mod.rs:380:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 Some('=') => {
[INFO] [stdout]     |                 --------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 380 |                 Some('=') => {
[INFO] [stdout]     |                 ^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `constant_values` is never read
[INFO] [stdout]   --> src/codegen/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct CodeGenerator {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     constant_values: HashMap<String, Value>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `function_name` and `variable_base` are never read
[INFO] [stdout]   --> src/vm/mod.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct CallFrame {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 46 |     return_address: usize,
[INFO] [stdout] 47 |     function_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 48 |     saved_variables: Vec<Option<Value>>,
[INFO] [stdout] 49 |     variable_base: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CallFrame` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lexer/mod.rs:380:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 Some('=') => {
[INFO] [stdout]     |                 --------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 380 |                 Some('=') => {
[INFO] [stdout]     |                 ^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `constant_values` is never read
[INFO] [stdout]   --> src/codegen/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct CodeGenerator {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     constant_values: HashMap<String, Value>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `function_name` and `variable_base` are never read
[INFO] [stdout]   --> src/vm/mod.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct CallFrame {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 46 |     return_address: usize,
[INFO] [stdout] 47 |     function_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 48 |     saved_variables: Vec<Option<Value>>,
[INFO] [stdout] 49 |     variable_base: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CallFrame` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zvar-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `parser::ast::*` and `symbol_table::SymbolTable`
[INFO] [stdout]    --> src/codegen/mod.rs:525:17
[INFO] [stdout]     |
[INFO] [stdout] 525 |     use crate::{parser::ast::*, span::Span, symbol_table::SymbolTable};
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lexer/mod.rs:380:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 Some('=') => {
[INFO] [stdout]     |                 --------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 380 |                 Some('=') => {
[INFO] [stdout]     |                 ^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `constant_values` is never read
[INFO] [stdout]   --> src/codegen/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct CodeGenerator {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     constant_values: HashMap<String, Value>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `function_name` and `variable_base` are never read
[INFO] [stdout]   --> src/vm/mod.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct CallFrame {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 46 |     return_address: usize,
[INFO] [stdout] 47 |     function_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 48 |     saved_variables: Vec<Option<Value>>,
[INFO] [stdout] 49 |     variable_base: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CallFrame` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/lexer/mod.rs:380:17
[INFO] [stderr]     |
[INFO] [stderr] 263 |                 Some('=') => {
[INFO] [stderr]     |                 --------- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 380 |                 Some('=') => {
[INFO] [stderr]     |                 ^^^^^^^^^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `constant_values` is never read
[INFO] [stderr]   --> src/codegen/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct CodeGenerator {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 22 |     constant_values: HashMap<String, Value>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `function_name` and `variable_base` are never read
[INFO] [stderr]   --> src/vm/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | struct CallFrame {
[INFO] [stderr]    |        --------- fields in this struct
[INFO] [stderr] 46 |     return_address: usize,
[INFO] [stderr] 47 |     function_name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 48 |     saved_variables: Vec<Option<Value>>,
[INFO] [stderr] 49 |     variable_base: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 71 tests
[INFO] [stderr]    = note: `CallFrame` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `parser::ast::*` and `symbol_table::SymbolTable`
[INFO] [stderr]    --> src/codegen/mod.rs:525:17
[INFO] [stderr]     |
[INFO] [stderr] 525 |     use crate::{parser::ast::*, span::Span, symbol_table::SymbolTable};
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `zvar-lang` (lib) generated 3 warnings
[INFO] [stderr] warning: `zvar-lang` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p zvar-lang --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zvar_lang-01c41a3dab9a4268)
[INFO] [stdout] test cli::tests::test_input_file_extraction ... ok
[INFO] [stdout] test codegen::instruction::tests::test_bytecode_operations ... ok
[INFO] [stdout] test codegen::instruction::tests::test_disassembly ... ok
[INFO] [stdout] test cli::tests::test_cli_verification ... ok
[INFO] [stdout] test codegen::instruction::tests::test_instruction_display ... ok
[INFO] [stdout] test codegen::instruction::tests::test_value_conversions ... ok
[INFO] [stdout] test codegen::tests::test_binary_expression_generation ... ok
[INFO] [stdout] test codegen::tests::test_simple_expression_generation ... ok
[INFO] [stdout] test cli::tests::test_file_extension_validation ... ok
[INFO] [stdout] test codegen::tests::test_variable_slot_assignment ... ok
[INFO] [stdout] test error::tests::test_compile_time_error_detection ... ok
[INFO] [stdout] test error::tests::test_error_span_extraction ... ok
[INFO] [stdout] test error::tests::test_error_creation_helpers ... ok
[INFO] [stdout] test lexer::tests::test_basic_tokens ... ok
[INFO] [stdout] test lexer::tests::test_entities ... ok
[INFO] [stdout] test lexer::tests::test_keywords ... ok
[INFO] [stdout] test lexer::tests::test_string_literals ... ok
[INFO] [stdout] test lexer::tests::test_string_with_spaces ... ok
[INFO] [stdout] test lexer::token::tests::test_entity_methods ... ok
[INFO] [stdout] test lexer::token::tests::test_token_display ... ok
[INFO] [stdout] test parser::ast::tests::test_ast_construction ... ok
[INFO] [stdout] test parser::ast::tests::test_function_construction ... ok
[INFO] [stdout] test parser::ast::tests::test_binary_expression ... ok
[INFO] [stdout] test parser::ast::tests::test_string_literal ... ok
[INFO] [stdout] test parser::tests::test_parse_simple_main ... ok
[INFO] [stdout] test lexer::tests::test_empty_string ... ok
[INFO] [stdout] test codegen::instruction::tests::test_value_operations ... ok
[INFO] [stdout] test symbol_table::tests::test_duplicate_definition_error ... ok
[INFO] [stdout] test parser::tests::test_parse_if_statement ... ok
[INFO] [stdout] test parser::tests::test_parse_binary_expression ... ok
[INFO] [stdout] test parser::tests::test_parse_boolean_expressions ... ok
[INFO] [stdout] test span::tests::test_span_display ... ok
[INFO] [stdout] test parser::tests::test_parse_comparison_operators ... ok
[INFO] [stdout] test parser::tests::test_parse_function ... ok
[INFO] [stdout] test parser::tests::test_parse_logical_operators ... ok
[INFO] [stdout] test parser::tests::test_operator_precedence ... ok
[INFO] [stdout] test span::tests::test_multi_line_span ... ok
[INFO] [stdout] test span::tests::test_span_creation ... ok
[INFO] [stdout] test span::tests::test_single_line_span ... ok
[INFO] [stdout] test symbol_table::tests::test_scoping ... ok
[INFO] [stdout] test tests::test_version_info ... ok
[INFO] [stdout] test tests::test_arithmetic_program ... ok
[INFO] [stdout] test tests::test_function_program ... ok
[INFO] [stdout] test tests::test_simple_program ... ok
[INFO] [stdout] test types::entity::tests::test_entity_creation ... ok
[INFO] [stdout] test vm::builtins::tests::test_builtin_registry ... ok
[INFO] [stdout] test symbol_table::tests::test_pending_documentation ... ok
[INFO] [stdout] test span::tests::test_span_contains ... ok
[INFO] [stdout] test symbol_table::tests::test_symbol_table_basic_operations ... ok
[INFO] [stdout] test vm::builtins::tests::test_print_function ... ok
[INFO] [stdout] test vm::builtins::tests::test_print_underflow ... ok
[INFO] [stdout] test vm::stack::tests::test_duplicate ... ok
[INFO] [stdout] test vm::stack::tests::test_basic_stack_operations ... ok
[INFO] [stdout] test vm::stack::tests::test_indexed_access ... ok
[INFO] [stdout] test vm::stack::tests::test_stack_overflow ... ok
[INFO] [stdout] test vm::stack::tests::test_stack_underflow ... ok
[INFO] [stdout] test vm::tests::test_basic_arithmetic ... ok
[INFO] [stdout] test vm::tests::test_division_by_zero ... ok
[INFO] [stdout] test vm::tests::test_print_builtin ... ok
[INFO] [stdout] test vm::tests::test_variable_operations ... ok
[INFO] [stdout] test vm::value::tests::test_boolean_operations ... ok
[INFO] [stdout] test vm::value::tests::test_comparison_operations ... ok
[INFO] [stdout] test vm::value::tests::test_conversions ... ok
[INFO] [stdout] test vm::value::tests::test_string_operations ... ok
[INFO] [stdout] test vm::value::tests::test_division_by_zero ... ok
[INFO] [stdout] test vm::value::tests::test_type_checking ... ok
[INFO] [stdout] test vm::value::tests::test_truthiness ... ok
[INFO] [stdout] test vm::value::tests::test_value_operations ... ok
[INFO] [stdout] test vm::value::tests::test_type_errors ... ok
[INFO] [stdout] test vm::tests::test_stack_underflow_error ... FAILED
[INFO] [stdout] test vm::builtins::tests::test_unknown_function ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- vm::tests::test_stack_underflow_error stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'vm::tests::test_stack_underflow_error' (503) panicked at src/vm/mod.rs:719:9:
[INFO] [stdout] assertion failed: matches!(result, Err(ZvarError::StackUnderflow))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ece1aa71a1 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55ece1aa71a1 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55ece1aa71a1 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x55ece1aa71a1 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x55ece1abb49a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x55ece1abb49a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x55ece1aab65c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x55ece1aab65c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x55ece1a85826 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x55ece1a85826 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x55ece1a9f3c9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x55ece19d7290 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x55ece19d7290 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x55ece1a9f582 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x55ece1a9f582 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x55ece1a85904 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:681:13
[INFO] [stdout]   16:     0x55ece1a7d239 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x55ece1a864cd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x55ece1abbc6c - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x55ece1abbc32 - core[6883ba1bc0fe4ed1]::panicking::panic
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x55ece19807a8 - zvar_lang[abb3d695fc0e91d2]::vm::tests::test_stack_underflow_error
[INFO] [stdout]                                at /opt/rustwide/workdir/src/vm/mod.rs:719:9
[INFO] [stdout]   21:     0x55ece19756b7 - zvar_lang[abb3d695fc0e91d2]::vm::tests::test_stack_underflow_error::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/vm/mod.rs:709:36
[INFO] [stdout]   22:     0x55ece19a2c26 - <zvar_lang[abb3d695fc0e91d2]::vm::tests::test_stack_underflow_error::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55ece19ca5cb - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55ece19ca5cb - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   25:     0x55ece19d7c15 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   26:     0x55ece19d7c15 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x55ece19d7c15 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   28:     0x55ece19d7c15 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x55ece19d7c15 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x55ece19d7c15 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   31:     0x55ece19d7c15 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   32:     0x55ece19d26c4 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   33:     0x55ece19d26c4 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x55ece19dad62 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   35:     0x55ece19dad62 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   36:     0x55ece19dad62 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   37:     0x55ece19dad62 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x55ece19dad62 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x55ece19dad62 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   40:     0x55ece19dad62 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x55ece1aa6a2f - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   42:     0x55ece1aa6a2f - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   43:     0x706c99c4eaa4 - <unknown>
[INFO] [stdout]   44:     0x706c99cdba64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     vm::tests::test_stack_underflow_error
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 70 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780", kill_on_drop: false }`
[INFO] [stdout] eac5863f5e4f4790749d96e894e6a18d66325ead0442f3b2ebf9e5b49f73e780
