[INFO] cloning repository https://github.com/Abir-Github/EvlonagZ
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abir-Github/EvlonagZ" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbir-Github%2FEvlonagZ", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbir-Github%2FEvlonagZ'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21bb3f2b229a67f6534f7c1ede63d0129d1d5588
[INFO] testing Abir-Github/EvlonagZ against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbir-Github%2FEvlonagZ" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Abir-Github/EvlonagZ
[INFO] finished tweaking git repo https://github.com/Abir-Github/EvlonagZ
[INFO] tweaked toml for git repo https://github.com/Abir-Github/EvlonagZ written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Abir-Github/EvlonagZ on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Abir-Github/EvlonagZ 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 019d20b3120fdeab986045b2cdabd17994fec95a5c6fe250602b23b15d714747
[INFO] running `Command { std: "docker" "start" "-a" "019d20b3120fdeab986045b2cdabd17994fec95a5c6fe250602b23b15d714747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "019d20b3120fdeab986045b2cdabd17994fec95a5c6fe250602b23b15d714747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "019d20b3120fdeab986045b2cdabd17994fec95a5c6fe250602b23b15d714747", kill_on_drop: false }`
[INFO] [stdout] 019d20b3120fdeab986045b2cdabd17994fec95a5c6fe250602b23b15d714747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 378ea40cd2ce818f03a464bfdabfa0bad87b0a6d7c869d6bf6b9c7efc4a0f864
[INFO] running `Command { std: "docker" "start" "-a" "378ea40cd2ce818f03a464bfdabfa0bad87b0a6d7c869d6bf6b9c7efc4a0f864", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytecode`
[INFO] [stdout]    --> src/compiler.rs:145:38
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn execute_with_analytics(&self, bytecode: &[u8]) -> Result<RuntimeAnalytics> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytecode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/lexer.rs:204:35
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn update_position(&mut self, token: &Token) {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `optimization_level` and `evolution_enabled` are never read
[INFO] [stdout]   --> src/compiler.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct EvoCompiler {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     optimization_level: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     evolution_enabled: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `execution_time` is never read
[INFO] [stdout]   --> src/compiler.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct CompilationResult {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub execution_time: std::time::Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_ml_generated` is never used
[INFO] [stdout]   --> src/compiler.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait OptimizationPass {
[INFO] [stdout]    |           ---------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn is_ml_generated(&self) -> bool { false }
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EvolutionEngine` is never constructed
[INFO] [stdout]   --> src/evolution.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct EvolutionEngine {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SafetyValidator` is never constructed
[INFO] [stdout]   --> src/evolution.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct SafetyValidator {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestCase` is never constructed
[INFO] [stdout]   --> src/evolution.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct TestCase {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Benchmark` is never constructed
[INFO] [stdout]   --> src/evolution.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub struct Benchmark {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VerificationRule` is never constructed
[INFO] [stdout]   --> src/evolution.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub struct VerificationRule {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ABTester` is never constructed
[INFO] [stdout]   --> src/evolution.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct ABTester {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RollbackManager` is never constructed
[INFO] [stdout]    --> src/evolution.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub struct RollbackManager {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/evolution.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | impl EvolutionEngine {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 149 |     pub fn new() -> Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     pub fn propose_evolution(&mut self, change: EvolutionChange) -> Result<String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     pub fn record_test_result(&mut self, test_id: &str, result: TestResult, is_treatment: bool) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn force_rollback(&mut self, reason: &str) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn get_evolution_status(&self) -> EvolutionStatus {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 237 |     fn handle_completed_test(&mut self, completed_test: CompletedABTest) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 269 |     fn adopt_evolution(&mut self, test: &ABTest) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EvolutionStatus` is never constructed
[INFO] [stdout]    --> src/evolution.rs:305:12
[INFO] [stdout]     |
[INFO] [stdout] 305 | pub struct EvolutionStatus {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `save` is never used
[INFO] [stdout]    --> src/evolution.rs:335:12
[INFO] [stdout]     |
[INFO] [stdout] 313 | impl EvolutionStats {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 335 |     pub fn save(&self) -> Result<()> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `validate_change`, `load_test_suite`, `load_benchmark_suite`, and `create_verification_rules` are never used
[INFO] [stdout]    --> src/evolution.rs:389:12
[INFO] [stdout]     |
[INFO] [stdout] 388 | impl SafetyValidator {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 389 |     pub fn new() -> Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 401 |     pub fn validate_change(&self, _change: &EvolutionChange) -> Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 407 |     fn load_test_suite() -> Result<Vec<TestCase>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 431 |     fn load_benchmark_suite() -> Result<Vec<Benchmark>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 442 |     fn create_verification_rules() -> Vec<VerificationRule> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `start_test`, `record_result`, `check_completion`, and `analyze_results` are never used
[INFO] [stdout]    --> src/evolution.rs:459:12
[INFO] [stdout]     |
[INFO] [stdout] 458 | impl ABTester {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 459 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 466 |     pub fn start_test(&mut self, test: ABTest) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 471 |     pub fn record_result(&mut self, test_id: &str, result: TestResult, is_treatment: bool) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 482 |     pub fn check_completion(&mut self, test_id: &str) -> Result<Option<CompletedABTest>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 504 |     fn analyze_results(&self, test: &ABTest) -> ABTestResult {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `create_snapshot`, `get_previous_snapshot`, and `restore_snapshot` are never used
[INFO] [stdout]    --> src/evolution.rs:532:12
[INFO] [stdout]     |
[INFO] [stdout] 531 | impl RollbackManager {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 532 |     pub fn new() -> Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 546 |     pub fn create_snapshot(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 557 |     pub fn get_previous_snapshot(&self) -> Result<CompilerSnapshot> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 563 |     pub fn restore_snapshot(&mut self, snapshot: CompilerSnapshot) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `EOF` and `Newline` are never constructed
[INFO] [stdout]    --> src/lexer.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 4   | pub enum Token {
[INFO] [stdout]     |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 145 |     EOF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 146 |     Newline,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `peek` and `slice` are never used
[INFO] [stdout]    --> src/lexer.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl<'input> Lexer<'input> {
[INFO] [stdout]     | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 192 |     pub fn peek(&self) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn slice(&self) -> &'input str {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_keyword`, `is_type`, and `is_literal` are never used
[INFO] [stdout]    --> src/lexer.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 218 | impl Token {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] 219 |     pub fn is_keyword(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |     pub fn is_type(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     pub fn is_literal(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `suggest_language_features` and `analyze_pattern_for_language_feature` are never used
[INFO] [stdout]    --> src/ml.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 48  | impl MLEngine {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn suggest_language_features(&self) -> Result<Vec<LanguageFeatureSuggestion>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn analyze_pattern_for_language_feature(&self, pattern_sig: &str, entry: &PatternEntry) -> Result<LanguageFeatureSuggestion> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pattern_signature`, `estimated_improvement`, and `parameters` are never read
[INFO] [stdout]    --> src/ml.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 259 | pub struct OptimizationSuggestion {
[INFO] [stdout]     |            ---------------------- fields in this struct
[INFO] [stdout] 260 |     pub optimization_type: String,
[INFO] [stdout] 261 |     pub pattern_signature: String,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 262 |     pub confidence: f64,
[INFO] [stdout] 263 |     pub estimated_improvement: f64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 264 |     pub parameters: HashMap<String, f64>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `OptimizationSuggestion` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RuntimeProfiler` is never constructed
[INFO] [stdout]   --> src/runtime.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct RuntimeProfiler {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HotPathTracker` is never constructed
[INFO] [stdout]   --> src/runtime.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | struct HotPathTracker {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MemoryTracker` is never constructed
[INFO] [stdout]   --> src/runtime.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct MemoryTracker {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/runtime.rs:87:12
[INFO] [stdout]     |
[INFO] [stdout] 86  | impl RuntimeProfiler {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 87  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn enter_function(&mut self, function_name: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn exit_function(&mut self, function_name: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn record_pattern(&mut self, pattern: CodePattern) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn record_memory_allocation(&mut self, size: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn record_memory_deallocation(&mut self, size: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     pub fn finalize(self) -> RuntimeAnalytics {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     fn analyze_optimization_opportunities(&self, hot_paths: &[HotPath]) -> Vec<OptimizationOpportunity> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PatternDetector` is never constructed
[INFO] [stdout]    --> src/runtime.rs:242:12
[INFO] [stdout]     |
[INFO] [stdout] 242 | pub struct PatternDetector;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `detect_loop_patterns`, `detect_function_patterns`, and `detect_memory_patterns` are never used
[INFO] [stdout]    --> src/runtime.rs:245:12
[INFO] [stdout]     |
[INFO] [stdout] 244 | impl PatternDetector {
[INFO] [stdout]     | -------------------- associated functions in this implementation
[INFO] [stdout] 245 |     pub fn detect_loop_patterns(code: &str) -> Vec<CodePattern> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     pub fn detect_function_patterns(code: &str) -> Vec<CodePattern> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 286 |     pub fn detect_memory_patterns(code: &str) -> Vec<CodePattern> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SafetyValidator` is never constructed
[INFO] [stdout]  --> src/safety.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SafetyValidator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/safety.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl SafetyValidator {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 8  |     pub fn new() -> Result<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn validate_optimization(&self, _optimization_name: &str) -> Result<bool> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn validate_language_change(&self, _change_description: &str) -> Result<bool> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn run_safety_tests(&self) -> Result<bool> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn test_memory_safety(&self) -> Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn test_type_safety(&self) -> Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn test_performance_regression(&self) -> Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn test_correctness(&self) -> Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 39s
[INFO] running `Command { std: "docker" "inspect" "378ea40cd2ce818f03a464bfdabfa0bad87b0a6d7c869d6bf6b9c7efc4a0f864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "378ea40cd2ce818f03a464bfdabfa0bad87b0a6d7c869d6bf6b9c7efc4a0f864", kill_on_drop: false }`
[INFO] [stdout] 378ea40cd2ce818f03a464bfdabfa0bad87b0a6d7c869d6bf6b9c7efc4a0f864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9a401803423b7c7679804d4f89ce81f00fa7182d4cf04727c31d765d073431
[INFO] running `Command { std: "docker" "start" "-a" "7e9a401803423b7c7679804d4f89ce81f00fa7182d4cf04727c31d765d073431", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling uuid v1.18.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling rusqlite v0.30.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling logos-codegen v0.14.4
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.7.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling logos-derive v0.14.4
[INFO] [stderr]    Compiling logos v0.14.4
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[INFO] [stderr]    Compiling criterion v0.5.1
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[INFO] [stderr]    Compiling evolang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytecode`
[INFO] [stdout]    --> src/compiler.rs:145:38
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn execute_with_analytics(&self, bytecode: &[u8]) -> Result<RuntimeAnalytics> {
[INFO] [stdout]     |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytecode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/lexer.rs:204:35
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn update_position(&mut self, token: &Token) {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `optimization_level` and `evolution_enabled` are never read
[INFO] [stdout]   --> src/compiler.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct EvoCompiler {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     optimization_level: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     evolution_enabled: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `execution_time` is never read
[INFO] [stdout]   --> src/compiler.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct CompilationResult {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub execution_time: std::time::Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_ml_generated` is never used
[INFO] [stdout]   --> src/compiler.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait OptimizationPass {
[INFO] [stdout]    |           ---------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn is_ml_generated(&self) -> bool { false }
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EvolutionEngine` is never constructed
[INFO] [stdout]   --> src/evolution.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct EvolutionEngine {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SafetyValidator` is never constructed
[INFO] [stdout]   --> src/evolution.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct SafetyValidator {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestCase` is never constructed
[INFO] [stdout]   --> src/evolution.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct TestCase {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Benchmark` is never constructed
[INFO] [stdout]   --> src/evolution.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub struct Benchmark {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VerificationRule` is never constructed
[INFO] [stdout]   --> src/evolution.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub struct VerificationRule {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ABTester` is never constructed
[INFO] [stdout]   --> src/evolution.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct ABTester {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RollbackManager` is never constructed
[INFO] [stdout]    --> src/evolution.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub struct RollbackManager {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/evolution.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | impl EvolutionEngine {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 149 |     pub fn new() -> Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     pub fn propose_evolution(&mut self, change: EvolutionChange) -> Result<String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     pub fn record_test_result(&mut self, test_id: &str, result: TestResult, is_treatment: bool) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn force_rollback(&mut self, reason: &str) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn get_evolution_status(&self) -> EvolutionStatus {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 237 |     fn handle_completed_test(&mut self, completed_test: CompletedABTest) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 269 |     fn adopt_evolution(&mut self, test: &ABTest) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EvolutionStatus` is never constructed
[INFO] [stdout]    --> src/evolution.rs:305:12
[INFO] [stdout]     |
[INFO] [stdout] 305 | pub struct EvolutionStatus {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `save` is never used
[INFO] [stdout]    --> src/evolution.rs:335:12
[INFO] [stdout]     |
[INFO] [stdout] 313 | impl EvolutionStats {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 335 |     pub fn save(&self) -> Result<()> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `validate_change`, `load_test_suite`, `load_benchmark_suite`, and `create_verification_rules` are never used
[INFO] [stdout]    --> src/evolution.rs:389:12
[INFO] [stdout]     |
[INFO] [stdout] 388 | impl SafetyValidator {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 389 |     pub fn new() -> Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 401 |     pub fn validate_change(&self, _change: &EvolutionChange) -> Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 407 |     fn load_test_suite() -> Result<Vec<TestCase>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 431 |     fn load_benchmark_suite() -> Result<Vec<Benchmark>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 442 |     fn create_verification_rules() -> Vec<VerificationRule> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `start_test`, `record_result`, `check_completion`, and `analyze_results` are never used
[INFO] [stdout]    --> src/evolution.rs:459:12
[INFO] [stdout]     |
[INFO] [stdout] 458 | impl ABTester {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 459 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 466 |     pub fn start_test(&mut self, test: ABTest) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 471 |     pub fn record_result(&mut self, test_id: &str, result: TestResult, is_treatment: bool) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 482 |     pub fn check_completion(&mut self, test_id: &str) -> Result<Option<CompletedABTest>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 504 |     fn analyze_results(&self, test: &ABTest) -> ABTestResult {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `create_snapshot`, `get_previous_snapshot`, and `restore_snapshot` are never used
[INFO] [stdout]    --> src/evolution.rs:532:12
[INFO] [stdout]     |
[INFO] [stdout] 531 | impl RollbackManager {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 532 |     pub fn new() -> Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 546 |     pub fn create_snapshot(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 557 |     pub fn get_previous_snapshot(&self) -> Result<CompilerSnapshot> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 563 |     pub fn restore_snapshot(&mut self, snapshot: CompilerSnapshot) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `EOF` and `Newline` are never constructed
[INFO] [stdout]    --> src/lexer.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 4   | pub enum Token {
[INFO] [stdout]     |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 145 |     EOF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 146 |     Newline,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `peek` and `slice` are never used
[INFO] [stdout]    --> src/lexer.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl<'input> Lexer<'input> {
[INFO] [stdout]     | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 192 |     pub fn peek(&self) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn slice(&self) -> &'input str {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_keyword`, `is_type`, and `is_literal` are never used
[INFO] [stdout]    --> src/lexer.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 218 | impl Token {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] 219 |     pub fn is_keyword(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |     pub fn is_type(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     pub fn is_literal(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `suggest_language_features` and `analyze_pattern_for_language_feature` are never used
[INFO] [stdout]    --> src/ml.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 48  | impl MLEngine {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn suggest_language_features(&self) -> Result<Vec<LanguageFeatureSuggestion>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn analyze_pattern_for_language_feature(&self, pattern_sig: &str, entry: &PatternEntry) -> Result<LanguageFeatureSuggestion> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pattern_signature`, `estimated_improvement`, and `parameters` are never read
[INFO] [stdout]    --> src/ml.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 259 | pub struct OptimizationSuggestion {
[INFO] [stdout]     |            ---------------------- fields in this struct
[INFO] [stdout] 260 |     pub optimization_type: String,
[INFO] [stdout] 261 |     pub pattern_signature: String,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 262 |     pub confidence: f64,
[INFO] [stdout] 263 |     pub estimated_improvement: f64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 264 |     pub parameters: HashMap<String, f64>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `OptimizationSuggestion` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RuntimeProfiler` is never constructed
[INFO] [stdout]   --> src/runtime.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct RuntimeProfiler {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HotPathTracker` is never constructed
[INFO] [stdout]   --> src/runtime.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | struct HotPathTracker {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MemoryTracker` is never constructed
[INFO] [stdout]   --> src/runtime.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct MemoryTracker {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/runtime.rs:87:12
[INFO] [stdout]     |
[INFO] [stdout] 86  | impl RuntimeProfiler {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 87  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn enter_function(&mut self, function_name: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn exit_function(&mut self, function_name: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn record_pattern(&mut self, pattern: CodePattern) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn record_memory_allocation(&mut self, size: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn record_memory_deallocation(&mut self, size: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     pub fn finalize(self) -> RuntimeAnalytics {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     fn analyze_optimization_opportunities(&self, hot_paths: &[HotPath]) -> Vec<OptimizationOpportunity> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PatternDetector` is never constructed
[INFO] [stdout]    --> src/runtime.rs:242:12
[INFO] [stdout]     |
[INFO] [stdout] 242 | pub struct PatternDetector;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `detect_loop_patterns`, `detect_function_patterns`, and `detect_memory_patterns` are never used
[INFO] [stdout]    --> src/runtime.rs:245:12
[INFO] [stdout]     |
[INFO] [stdout] 244 | impl PatternDetector {
[INFO] [stdout]     | -------------------- associated functions in this implementation
[INFO] [stdout] 245 |     pub fn detect_loop_patterns(code: &str) -> Vec<CodePattern> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     pub fn detect_function_patterns(code: &str) -> Vec<CodePattern> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 286 |     pub fn detect_memory_patterns(code: &str) -> Vec<CodePattern> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SafetyValidator` is never constructed
[INFO] [stdout]  --> src/safety.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SafetyValidator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/safety.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl SafetyValidator {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 8  |     pub fn new() -> Result<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn validate_optimization(&self, _optimization_name: &str) -> Result<bool> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn validate_language_change(&self, _change_description: &str) -> Result<bool> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn run_safety_tests(&self) -> Result<bool> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn test_memory_safety(&self) -> Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn test_type_safety(&self) -> Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn test_performance_regression(&self) -> Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn test_correctness(&self) -> Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2m 10s
[INFO] running `Command { std: "docker" "inspect" "7e9a401803423b7c7679804d4f89ce81f00fa7182d4cf04727c31d765d073431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9a401803423b7c7679804d4f89ce81f00fa7182d4cf04727c31d765d073431", kill_on_drop: false }`
[INFO] [stdout] 7e9a401803423b7c7679804d4f89ce81f00fa7182d4cf04727c31d765d073431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 216a18fc9f846d1ca966c81ebbd42f7da628641049abb91143544c3c22116332
[INFO] running `Command { std: "docker" "start" "-a" "216a18fc9f846d1ca966c81ebbd42f7da628641049abb91143544c3c22116332", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/parser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytecode`
[INFO] [stderr]    --> src/compiler.rs:145:38
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn execute_with_analytics(&self, bytecode: &[u8]) -> Result<RuntimeAnalytics> {
[INFO] [stderr]     |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytecode`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]    --> src/lexer.rs:204:35
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn update_position(&mut self, token: &Token) {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `optimization_level` and `evolution_enabled` are never read
[INFO] [stderr]   --> src/compiler.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct EvoCompiler {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 9  |     optimization_level: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 10 |     evolution_enabled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `execution_time` is never read
[INFO] [stderr]   --> src/compiler.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct CompilationResult {
[INFO] [stderr]    |            ----------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub execution_time: std::time::Duration,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_ml_generated` is never used
[INFO] [stderr]   --> src/compiler.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub trait OptimizationPass {
[INFO] [stderr]    |           ---------------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 25 |     fn is_ml_generated(&self) -> bool { false }
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `EvolutionEngine` is never constructed
[INFO] [stderr]   --> src/evolution.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub struct EvolutionEngine {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SafetyValidator` is never constructed
[INFO] [stderr]   --> src/evolution.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub struct SafetyValidator {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TestCase` is never constructed
[INFO] [stderr]   --> src/evolution.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub struct TestCase {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Benchmark` is never constructed
[INFO] [stderr]   --> src/evolution.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub struct Benchmark {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `VerificationRule` is never constructed
[INFO] [stderr]   --> src/evolution.rs:89:12
[INFO] [stderr]    |
[INFO] [stderr] 89 | pub struct VerificationRule {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ABTester` is never constructed
[INFO] [stderr]   --> src/evolution.rs:95:12
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub struct ABTester {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RollbackManager` is never constructed
[INFO] [stderr]    --> src/evolution.rs:133:12
[INFO] [stderr]     |
[INFO] [stderr] 133 | pub struct RollbackManager {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/evolution.rs:149:12
[INFO] [stderr]     |
[INFO] [stderr] 148 | impl EvolutionEngine {
[INFO] [stderr]     | -------------------- associated items in this implementation
[INFO] [stderr] 149 |     pub fn new() -> Result<Self> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 163 |     pub fn propose_evolution(&mut self, change: EvolutionChange) -> Result<String> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 195 |     pub fn record_test_result(&mut self, test_id: &str, result: TestResult, is_treatment: bool) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 206 |     pub fn force_rollback(&mut self, reason: &str) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 227 |     pub fn get_evolution_status(&self) -> EvolutionStatus {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 237 |     fn handle_completed_test(&mut self, completed_test: CompletedABTest) -> Result<()> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 269 |     fn adopt_evolution(&mut self, test: &ABTest) -> Result<()> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `EvolutionStatus` is never constructed
[INFO] [stderr]    --> src/evolution.rs:305:12
[INFO] [stderr]     |
[INFO] [stderr] 305 | pub struct EvolutionStatus {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `save` is never used
[INFO] [stderr]    --> src/evolution.rs:335:12
[INFO] [stderr]     |
[INFO] [stderr] 313 | impl EvolutionStats {
[INFO] [stderr]     | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 335 |     pub fn save(&self) -> Result<()> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `validate_change`, `load_test_suite`, `load_benchmark_suite`, and `create_verification_rules` are never used
[INFO] [stderr]    --> src/evolution.rs:389:12
[INFO] [stderr]     |
[INFO] [stderr] 388 | impl SafetyValidator {
[INFO] [stderr]     | -------------------- associated items in this implementation
[INFO] [stderr] 389 |     pub fn new() -> Result<Self> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 401 |     pub fn validate_change(&self, _change: &EvolutionChange) -> Result<bool> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 407 |     fn load_test_suite() -> Result<Vec<TestCase>> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 431 |     fn load_benchmark_suite() -> Result<Vec<Benchmark>> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 442 |     fn create_verification_rules() -> Vec<VerificationRule> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `start_test`, `record_result`, `check_completion`, and `analyze_results` are never used
[INFO] [stderr]    --> src/evolution.rs:459:12
[INFO] [stderr]     |
[INFO] [stderr] 458 | impl ABTester {
[INFO] [stderr]     | ------------- associated items in this implementation
[INFO] [stderr] 459 |     pub fn new() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 466 |     pub fn start_test(&mut self, test: ABTest) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 471 |     pub fn record_result(&mut self, test_id: &str, result: TestResult, is_treatment: bool) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 482 |     pub fn check_completion(&mut self, test_id: &str) -> Result<Option<CompletedABTest>> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 504 |     fn analyze_results(&self, test: &ABTest) -> ABTestResult {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `create_snapshot`, `get_previous_snapshot`, and `restore_snapshot` are never used
[INFO] [stderr]    --> src/evolution.rs:532:12
[INFO] [stderr]     |
[INFO] [stderr] 531 | impl RollbackManager {
[INFO] [stderr]     | -------------------- associated items in this implementation
[INFO] [stderr] 532 |     pub fn new() -> Result<Self> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 546 |     pub fn create_snapshot(&mut self) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 557 |     pub fn get_previous_snapshot(&self) -> Result<CompilerSnapshot> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 563 |     pub fn restore_snapshot(&mut self, snapshot: CompilerSnapshot) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `EOF` and `Newline` are never constructed
[INFO] [stderr]    --> src/lexer.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 4   | pub enum Token {
[INFO] [stderr]     |          ----- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 145 |     EOF,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 146 |     Newline,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `peek` and `slice` are never used
[INFO] [stderr]    --> src/lexer.rs:192:12
[INFO] [stderr]     |
[INFO] [stderr] 157 | impl<'input> Lexer<'input> {
[INFO] [stderr]     | -------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 192 |     pub fn peek(&self) -> Option<&Token> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 200 |     pub fn slice(&self) -> &'input str {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `is_keyword`, `is_type`, and `is_literal` are never used
[INFO] [stderr]    --> src/lexer.rs:219:12
[INFO] [stderr]     |
[INFO] [stderr] 218 | impl Token {
[INFO] [stderr]     | ---------- methods in this implementation
[INFO] [stderr] 219 |     pub fn is_keyword(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 228 |     pub fn is_type(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 232 |     pub fn is_literal(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `suggest_language_features` and `analyze_pattern_for_language_feature` are never used
[INFO] [stderr]    --> src/ml.rs:120:12
[INFO] [stderr]     |
[INFO] [stderr] 48  | impl MLEngine {
[INFO] [stderr]     | ------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 120 |     pub fn suggest_language_features(&self) -> Result<Vec<LanguageFeatureSuggestion>> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 210 |     fn analyze_pattern_for_language_feature(&self, pattern_sig: &str, entry: &PatternEntry) -> Result<LanguageFeatureSuggestion> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `pattern_signature`, `estimated_improvement`, and `parameters` are never read
[INFO] [stderr]    --> src/ml.rs:261:9
[INFO] [stderr]     |
[INFO] [stderr] 259 | pub struct OptimizationSuggestion {
[INFO] [stderr]     |            ---------------------- fields in this struct
[INFO] [stderr] 260 |     pub optimization_type: String,
[INFO] [stderr] 261 |     pub pattern_signature: String,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 262 |     pub confidence: f64,
[INFO] [stderr] 263 |     pub estimated_improvement: f64,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 264 |     pub parameters: HashMap<String, f64>,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `OptimizationSuggestion` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RuntimeProfiler` is never constructed
[INFO] [stderr]   --> src/runtime.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub struct RuntimeProfiler {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HotPathTracker` is never constructed
[INFO] [stderr]   --> src/runtime.rs:73:8
[INFO] [stderr]    |
[INFO] [stderr] 73 | struct HotPathTracker {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MemoryTracker` is never constructed
[INFO] [stderr]   --> src/runtime.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 | struct MemoryTracker {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/runtime.rs:87:12
[INFO] [stderr]     |
[INFO] [stderr] 86  | impl RuntimeProfiler {
[INFO] [stderr]     | -------------------- associated items in this implementation
[INFO] [stderr] 87  |     pub fn new() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 101 |     pub fn enter_function(&mut self, function_name: &str) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 117 |     pub fn exit_function(&mut self, function_name: &str) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 137 |     pub fn record_pattern(&mut self, pattern: CodePattern) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 145 |     pub fn record_memory_allocation(&mut self, size: usize) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 154 |     pub fn record_memory_deallocation(&mut self, size: usize) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 158 |     pub fn finalize(self) -> RuntimeAnalytics {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 190 |     fn analyze_optimization_opportunities(&self, hot_paths: &[HotPath]) -> Vec<OptimizationOpportunity> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PatternDetector` is never constructed
[INFO] [stderr]    --> src/runtime.rs:242:12
[INFO] [stderr]     |
[INFO] [stderr] 242 | pub struct PatternDetector;
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `detect_loop_patterns`, `detect_function_patterns`, and `detect_memory_patterns` are never used
[INFO] [stderr]    --> src/runtime.rs:245:12
[INFO] [stderr]     |
[INFO] [stderr] 244 | impl PatternDetector {
[INFO] [stderr]     | -------------------- associated functions in this implementation
[INFO] [stderr] 245 |     pub fn detect_loop_patterns(code: &str) -> Vec<CodePattern> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 270 |     pub fn detect_function_patterns(code: &str) -> Vec<CodePattern> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 286 |     pub fn detect_memory_patterns(code: &str) -> Vec<CodePattern> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SafetyValidator` is never constructed
[INFO] [stderr]  --> src/safety.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct SafetyValidator {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/safety.rs:8:12
[INFO] [stderr]    |
[INFO] [stderr] 7  | impl SafetyValidator {
[INFO] [stderr]    | -------------------- associated items in this implementation
[INFO] [stderr] 8  |     pub fn new() -> Result<Self> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 14 |     pub fn validate_optimization(&self, _optimization_name: &str) -> Result<bool> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 |     pub fn validate_language_change(&self, _change_description: &str) -> Result<bool> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn run_safety_tests(&self) -> Result<bool> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     fn test_memory_safety(&self) -> Result<bool> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 58 |     fn test_type_safety(&self) -> Result<bool> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn test_performance_regression(&self) -> Result<bool> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     fn test_correctness(&self) -> Result<bool> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `evolang` (bin "evolang" test) generated 32 warnings (run `cargo fix --bin "evolang" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/evolang-9580d7e2521c9522)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "216a18fc9f846d1ca966c81ebbd42f7da628641049abb91143544c3c22116332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "216a18fc9f846d1ca966c81ebbd42f7da628641049abb91143544c3c22116332", kill_on_drop: false }`
[INFO] [stdout] 216a18fc9f846d1ca966c81ebbd42f7da628641049abb91143544c3c22116332
