[INFO] cloning repository https://github.com/thuchede/lox-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thuchede/lox-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthuchede%2Flox-interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthuchede%2Flox-interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fd8e3f374976515a970f3dc7b21e58e766b59c6e [INFO] checking thuchede/lox-interpreter against master#83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5 for pr-128425 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthuchede%2Flox-interpreter" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thuchede/lox-interpreter on toolchain 83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/thuchede/lox-interpreter [INFO] finished tweaking git repo https://github.com/thuchede/lox-interpreter [INFO] tweaked toml for git repo https://github.com/thuchede/lox-interpreter written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/thuchede/lox-interpreter 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" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d4b409699b76ef6b1400c51ca00231ee51bed5b0aff2737b33823426bd591a2 [INFO] running `Command { std: "docker" "start" "-a" "5d4b409699b76ef6b1400c51ca00231ee51bed5b0aff2737b33823426bd591a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d4b409699b76ef6b1400c51ca00231ee51bed5b0aff2737b33823426bd591a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d4b409699b76ef6b1400c51ca00231ee51bed5b0aff2737b33823426bd591a2", kill_on_drop: false }` [INFO] [stdout] 5d4b409699b76ef6b1400c51ca00231ee51bed5b0aff2737b33823426bd591a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6eee6ae50a32876600a28860c4b51fd36d395fe3092c163d0f1cd7fc58e6f9ff [INFO] running `Command { std: "docker" "start" "-a" "6eee6ae50a32876600a28860c4b51fd36d395fe3092c163d0f1cd7fc58e6f9ff", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking lox-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/bin/generate_ast.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufWriter` [INFO] [stdout] --> src/ast_printer.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::BufWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/ast_printer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::any::Any` [INFO] [stdout] --> src/expression.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::any::Any; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `env` [INFO] [stdout] --> src/main.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{env, io}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::exit` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::process::exit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufWriter` [INFO] [stdout] --> src/ast_printer.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::BufWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/ast_printer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::any::Any` [INFO] [stdout] --> src/expression.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::any::Any; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `env` [INFO] [stdout] --> src/main.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{env, io}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::exit` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::process::exit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/bin/generate_ast.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `base_name` [INFO] [stdout] --> src/bin/generate_ast.rs:107:37 [INFO] [stdout] | [INFO] [stdout] 107 | fn define_visitor(types: Vec<&str>, base_name: String, buffer: &mut File) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_base_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `base_name` [INFO] [stdout] --> src/bin/generate_ast.rs:107:37 [INFO] [stdout] | [INFO] [stdout] 107 | fn define_visitor(types: Vec<&str>, base_name: String, buffer: &mut File) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_base_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/token.rs:30:19 [INFO] [stdout] | [INFO] [stdout] 30 | fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/token.rs:30:19 [INFO] [stdout] | [INFO] [stdout] 30 | fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_file` is never used [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn run_file(filename: &String) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_prompt` is never used [INFO] [stdout] --> src/main.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn run_prompt() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/main.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn run(source: &[u8]) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `error` is never used [INFO] [stdout] --> src/main.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn error(line: usize, message: &str) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `report` is never used [INFO] [stdout] --> src/main.rs:98:4 [INFO] [stdout] | [INFO] [stdout] 98 | fn report(line: usize, location: &str, message: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `has_global_error` is never used [INFO] [stdout] --> src/main.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn has_global_error() -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_global_error` is never used [INFO] [stdout] --> src/main.rs:113:4 [INFO] [stdout] | [INFO] [stdout] 113 | fn set_global_error(new_value: bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/token_type.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum TokenType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 3 | // Single character tokens [INFO] [stdout] 4 | LeftParen, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 5 | RightParen, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 6 | LeftBrace, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 7 | RightBrace, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | Dot, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | Minus, [INFO] [stdout] 11 | Plus, [INFO] [stdout] | ^^^^ [INFO] [stdout] 12 | SemiColon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 13 | Slash, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | Bang, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | BangEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 18 | Equal, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 19 | EqualEqual, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 20 | Greater, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 21 | GreaterEqual, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 22 | Less, [INFO] [stdout] | ^^^^ [INFO] [stdout] 23 | LessEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 24 | // Literals [INFO] [stdout] 25 | Identifier, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 26 | LoxString(String), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 27 | Number(f32), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 28 | // Keywords [INFO] [stdout] 29 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] 30 | Class, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 31 | Else, [INFO] [stdout] | ^^^^ [INFO] [stdout] 32 | False, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 33 | Fun, [INFO] [stdout] | ^^^ [INFO] [stdout] 34 | For, [INFO] [stdout] | ^^^ [INFO] [stdout] 35 | If, [INFO] [stdout] | ^^ [INFO] [stdout] 36 | Nil, [INFO] [stdout] | ^^^ [INFO] [stdout] 37 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] 38 | Print, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 39 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 40 | Super, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 41 | This, [INFO] [stdout] | ^^^^ [INFO] [stdout] 42 | True, [INFO] [stdout] | ^^^^ [INFO] [stdout] 43 | Var, [INFO] [stdout] | ^^^ [INFO] [stdout] 44 | While, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 45 | // EOF [INFO] [stdout] 46 | EOF, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` 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 `token_type`, `literal`, and `line` are never read [INFO] [stdout] --> src/token.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 6 | token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 7 | pub lexeme: String, [INFO] [stdout] 8 | literal: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 9 | line: usize, [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: trait `Scanner` is never used [INFO] [stdout] --> src/scanner.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `source`, `tokens`, `start`, `current`, and `line` are never read [INFO] [stdout] --> src/lox_scanner.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct LoxScanner<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 29 | pub(crate) source: &'a[u8], [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 30 | tokens: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 31 | start: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | current: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 33 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/lox_scanner.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl <'a> LoxScanner<'a> { [INFO] [stdout] | ------------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 56 | fn is_at_end(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn scan_token(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | fn add_token(&mut self, token_type: TokenType) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | fn add_full_token(&mut self, token_type: TokenType, literal: Option) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | fn advance(&mut self) -> char { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | fn match_next(&mut self, next_expected_char: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | fn peek(&mut self) -> char { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 147 | fn peek_next(&mut self) -> char { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 154 | fn string(&mut self) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 170 | fn number(&mut self) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 184 | fn identifier(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_alpha` is never used [INFO] [stdout] --> src/lox_scanner.rs:197:4 [INFO] [stdout] | [INFO] [stdout] 197 | fn is_alpha(c: char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_digit` is never used [INFO] [stdout] --> src/lox_scanner.rs:201:4 [INFO] [stdout] | [INFO] [stdout] 201 | fn is_digit(c: char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_alpha_numeric` is never used [INFO] [stdout] --> src/lox_scanner.rs:205:4 [INFO] [stdout] | [INFO] [stdout] 205 | fn is_alpha_numeric(c: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_file` is never used [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn run_file(filename: &String) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_prompt` is never used [INFO] [stdout] --> src/main.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn run_prompt() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/main.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn run(source: &[u8]) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `error` is never used [INFO] [stdout] --> src/main.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn error(line: usize, message: &str) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `report` is never used [INFO] [stdout] --> src/main.rs:98:4 [INFO] [stdout] | [INFO] [stdout] 98 | fn report(line: usize, location: &str, message: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `has_global_error` is never used [INFO] [stdout] --> src/main.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn has_global_error() -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_global_error` is never used [INFO] [stdout] --> src/main.rs:113:4 [INFO] [stdout] | [INFO] [stdout] 113 | fn set_global_error(new_value: bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/token_type.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum TokenType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 3 | // Single character tokens [INFO] [stdout] 4 | LeftParen, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 5 | RightParen, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 6 | LeftBrace, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 7 | RightBrace, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | Dot, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | Minus, [INFO] [stdout] 11 | Plus, [INFO] [stdout] | ^^^^ [INFO] [stdout] 12 | SemiColon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 13 | Slash, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | Bang, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | BangEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 18 | Equal, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 19 | EqualEqual, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 20 | Greater, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 21 | GreaterEqual, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 22 | Less, [INFO] [stdout] | ^^^^ [INFO] [stdout] 23 | LessEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 24 | // Literals [INFO] [stdout] 25 | Identifier, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 26 | LoxString(String), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 27 | Number(f32), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 28 | // Keywords [INFO] [stdout] 29 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] 30 | Class, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 31 | Else, [INFO] [stdout] | ^^^^ [INFO] [stdout] 32 | False, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 33 | Fun, [INFO] [stdout] | ^^^ [INFO] [stdout] 34 | For, [INFO] [stdout] | ^^^ [INFO] [stdout] 35 | If, [INFO] [stdout] | ^^ [INFO] [stdout] 36 | Nil, [INFO] [stdout] | ^^^ [INFO] [stdout] 37 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] 38 | Print, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 39 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 40 | Super, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 41 | This, [INFO] [stdout] | ^^^^ [INFO] [stdout] 42 | True, [INFO] [stdout] | ^^^^ [INFO] [stdout] 43 | Var, [INFO] [stdout] | ^^^ [INFO] [stdout] 44 | While, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 45 | // EOF [INFO] [stdout] 46 | EOF, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` 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 `token_type`, `literal`, and `line` are never read [INFO] [stdout] --> src/token.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 6 | token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 7 | pub lexeme: String, [INFO] [stdout] 8 | literal: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 9 | line: usize, [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: trait `Scanner` is never used [INFO] [stdout] --> src/scanner.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `source`, `tokens`, `start`, `current`, and `line` are never read [INFO] [stdout] --> src/lox_scanner.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct LoxScanner<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 29 | pub(crate) source: &'a[u8], [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 30 | tokens: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 31 | start: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | current: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 33 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/lox_scanner.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl <'a> LoxScanner<'a> { [INFO] [stdout] | ------------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 56 | fn is_at_end(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn scan_token(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | fn add_token(&mut self, token_type: TokenType) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | fn add_full_token(&mut self, token_type: TokenType, literal: Option) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | fn advance(&mut self) -> char { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | fn match_next(&mut self, next_expected_char: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | fn peek(&mut self) -> char { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 147 | fn peek_next(&mut self) -> char { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 154 | fn string(&mut self) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 170 | fn number(&mut self) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 184 | fn identifier(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_alpha` is never used [INFO] [stdout] --> src/lox_scanner.rs:197:4 [INFO] [stdout] | [INFO] [stdout] 197 | fn is_alpha(c: char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_digit` is never used [INFO] [stdout] --> src/lox_scanner.rs:201:4 [INFO] [stdout] | [INFO] [stdout] 201 | fn is_digit(c: char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_alpha_numeric` is never used [INFO] [stdout] --> src/lox_scanner.rs:205:4 [INFO] [stdout] | [INFO] [stdout] 205 | fn is_alpha_numeric(c: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "6eee6ae50a32876600a28860c4b51fd36d395fe3092c163d0f1cd7fc58e6f9ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eee6ae50a32876600a28860c4b51fd36d395fe3092c163d0f1cd7fc58e6f9ff", kill_on_drop: false }` [INFO] [stdout] 6eee6ae50a32876600a28860c4b51fd36d395fe3092c163d0f1cd7fc58e6f9ff