[INFO] cloning repository https://github.com/Snowiiii/j2rust
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[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnowiiii%2Fj2rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19a3934f666b2664912af022039e14a9aae22cce
[INFO] checking Snowiiii/j2rust against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnowiiii%2Fj2rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Snowiiii/j2rust
[INFO] finished tweaking git repo https://github.com/Snowiiii/j2rust
[INFO] tweaked toml for git repo https://github.com/Snowiiii/j2rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Snowiiii/j2rust on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Snowiiii/j2rust 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" "+49a6044d37d694890450f52ceaceb66277a36b1e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6a76032f3e8239be715d1a8ed6a90ac23d562344526257c44cd3d18ef83948f4
[INFO] running `Command { std: "docker" "start" "6a76032f3e8239be715d1a8ed6a90ac23d562344526257c44cd3d18ef83948f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a76032f3e8239be715d1a8ed6a90ac23d562344526257c44cd3d18ef83948f4", 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" "6a76032f3e8239be715d1a8ed6a90ac23d562344526257c44cd3d18ef83948f4" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a76032f3e8239be715d1a8ed6a90ac23d562344526257c44cd3d18ef83948f4", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6a76032f3e8239be715d1a8ed6a90ac23d562344526257c44cd3d18ef83948f4" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking j2rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::token::DataType`
[INFO] [stdout]  --> src/ast/expr.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::token::DataType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MethodArgument`
[INFO] [stdout]  --> src/backend/rust.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ast::method::{MethodArgument, MethodNode};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `QUOTE_STRING` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     QUOTE_STRING,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `QuoteString`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `OPEN_BRACE` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     OPEN_BRACE,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `OpenBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CLOSE_BRACE` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     CLOSE_BRACE,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CloseBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `OPEN_BRACKET` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     OPEN_BRACKET,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `OpenBracket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CLOSE_BRACKET` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     CLOSE_BRACKET,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CloseBracket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EQUAL_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     EQUAL_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EqualEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::token::DataType`
[INFO] [stdout]  --> src/ast/expr.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::token::DataType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MethodArgument`
[INFO] [stdout]  --> src/backend/rust.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ast::method::{MethodArgument, MethodNode};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `QUOTE_STRING` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     QUOTE_STRING,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `QuoteString`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `OPEN_BRACE` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     OPEN_BRACE,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `OpenBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CLOSE_BRACE` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     CLOSE_BRACE,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CloseBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `OPEN_BRACKET` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     OPEN_BRACKET,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `OpenBracket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CLOSE_BRACKET` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     CLOSE_BRACKET,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CloseBracket`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EQUAL_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/token.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     EQUAL_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EqualEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/mod.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let mut arguments = Vec::new();
[INFO] [stdout]     |                     ----^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/mod.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let mut arguments = Vec::new();
[INFO] [stdout]     |                     ----^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> src/semantics/mod.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |                     for method in &class_node.methods {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> src/semantics/mod.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |                     for method in &class_node.methods {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Array` is never constructed
[INFO] [stdout]   --> src/ast/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Type {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 17 |     Array(Box<Type>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_final` is never read
[INFO] [stdout]   --> src/ast/mod.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Modifier {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub is_final: bool,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Modifier` 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: fields `name` and `modifiers` are never read
[INFO] [stdout]  --> src/ast/class.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ClassNode {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 6 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 7 |     pub modifiers: Modifier,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ClassNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]   --> src/ast/expr.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum Literal {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 28 |     Null,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Return` and `Block` are never constructed
[INFO] [stdout]   --> src/ast/stmt.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum Stmt {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Return(Option<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     Block(Vec<Stmt>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrintStream` is never constructed
[INFO] [stdout]  --> src/java_std/io/printstream.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct PrintStream;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `println` and `print` are never used
[INFO] [stdout]   --> src/java_std/io/printstream.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl PrintStream {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout]  7 |     pub fn println<T: std::fmt::Display>(&self, x: T) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn print<T: std::fmt::Display>(&self, x: T) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PROPERTIES` is never used
[INFO] [stdout]  --> src/java_std/lang/system.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | static PROPERTIES: LazyLock<Mutex<HashMap<String, String>>> = LazyLock::new(|| {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exit` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn exit(status: i32) -> ! {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `current_time_millis` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn current_time_millis() -> i64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nano_time` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn nano_time() -> i64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_property` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn get_property(key: &str) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_property` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn set_property(key: String, value: String) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_env` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn get_env(name: &str) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arraycopy` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn arraycopy<T: Clone>(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gc` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn gc() {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Class` is never used
[INFO] [stdout]   --> src/prelude/mod.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait Class {
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_prelude_class` is never used
[INFO] [stdout]   --> src/prelude/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_prelude_class(input: &str) -> Option<Box<dyn Class>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `String` is never constructed
[INFO] [stdout]  --> src/prelude/string.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct String;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `System` is never constructed
[INFO] [stdout]  --> src/prelude/system.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct System {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/prelude/system.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl System {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `symbol_table` is never read
[INFO] [stdout]  --> src/semantics/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SemanticAnalyzer {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 7 |     symbol_table: SymbolTable,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `type` are never read
[INFO] [stdout]  --> src/semantics/symbol_table.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Symbol {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 6 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 7 |     pub r#type: Type,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Symbol` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `scopes` is never read
[INFO] [stdout]   --> src/semantics/symbol_table.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SymbolTable {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 12 |     scopes: Vec<HashMap<String, Symbol>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push_scope`, `pop_scope`, `define`, and `resolve` are never used
[INFO] [stdout]   --> src/semantics/symbol_table.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl SymbolTable {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn push_scope(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn pop_scope(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn define(&mut self, name: String, r#type: Type) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn resolve(&self, name: &str) -> Option<&Symbol> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Array` is never constructed
[INFO] [stdout]   --> src/ast/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Type {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 17 |     Array(Box<Type>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_final` is never read
[INFO] [stdout]   --> src/ast/mod.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Modifier {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub is_final: bool,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Modifier` 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: fields `name` and `modifiers` are never read
[INFO] [stdout]  --> src/ast/class.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ClassNode {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 6 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 7 |     pub modifiers: Modifier,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ClassNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]   --> src/ast/expr.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum Literal {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 28 |     Null,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Return` and `Block` are never constructed
[INFO] [stdout]   --> src/ast/stmt.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum Stmt {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Return(Option<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     Block(Vec<Stmt>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrintStream` is never constructed
[INFO] [stdout]  --> src/java_std/io/printstream.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct PrintStream;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `println` and `print` are never used
[INFO] [stdout]   --> src/java_std/io/printstream.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl PrintStream {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout]  7 |     pub fn println<T: std::fmt::Display>(&self, x: T) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn print<T: std::fmt::Display>(&self, x: T) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PROPERTIES` is never used
[INFO] [stdout]  --> src/java_std/lang/system.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | static PROPERTIES: LazyLock<Mutex<HashMap<String, String>>> = LazyLock::new(|| {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exit` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn exit(status: i32) -> ! {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `current_time_millis` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn current_time_millis() -> i64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nano_time` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn nano_time() -> i64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_property` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn get_property(key: &str) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_property` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn set_property(key: String, value: String) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_env` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn get_env(name: &str) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arraycopy` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn arraycopy<T: Clone>(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gc` is never used
[INFO] [stdout]   --> src/java_std/lang/system.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn gc() {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Class` is never used
[INFO] [stdout]   --> src/prelude/mod.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait Class {
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_prelude_class` is never used
[INFO] [stdout]   --> src/prelude/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_prelude_class(input: &str) -> Option<Box<dyn Class>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `String` is never constructed
[INFO] [stdout]  --> src/prelude/string.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct String;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `System` is never constructed
[INFO] [stdout]  --> src/prelude/system.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct System {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/prelude/system.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl System {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `symbol_table` is never read
[INFO] [stdout]  --> src/semantics/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SemanticAnalyzer {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 7 |     symbol_table: SymbolTable,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `type` are never read
[INFO] [stdout]  --> src/semantics/symbol_table.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Symbol {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 6 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 7 |     pub r#type: Type,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Symbol` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `scopes` is never read
[INFO] [stdout]   --> src/semantics/symbol_table.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SymbolTable {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 12 |     scopes: Vec<HashMap<String, Symbol>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push_scope`, `pop_scope`, `define`, and `resolve` are never used
[INFO] [stdout]   --> src/semantics/symbol_table.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl SymbolTable {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn push_scope(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn pop_scope(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn define(&mut self, name: String, r#type: Type) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn resolve(&self, name: &str) -> Option<&Symbol> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "6a76032f3e8239be715d1a8ed6a90ac23d562344526257c44cd3d18ef83948f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a76032f3e8239be715d1a8ed6a90ac23d562344526257c44cd3d18ef83948f4", kill_on_drop: false }`
[INFO] [stdout] 6a76032f3e8239be715d1a8ed6a90ac23d562344526257c44cd3d18ef83948f4