[INFO] cloning repository https://github.com/wildduck2/-duck-lox-rs- [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wildduck2/-duck-lox-rs-" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwildduck2%2F-duck-lox-rs-", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwildduck2%2F-duck-lox-rs-'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 08dea0a215f2c155bd4fe9dcfc5c4634e39119d8 [INFO] checking wildduck2/-duck-lox-rs-/08dea0a215f2c155bd4fe9dcfc5c4634e39119d8 against master#8b6b15b877fbceb1ee5d9a5a4746e7515901574a for pr-147294 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwildduck2%2F-duck-lox-rs-" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/wildduck2/-duck-lox-rs- [INFO] finished tweaking git repo https://github.com/wildduck2/-duck-lox-rs- [INFO] tweaked toml for git repo https://github.com/wildduck2/-duck-lox-rs- written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/wildduck2/-duck-lox-rs- on toolchain 8b6b15b877fbceb1ee5d9a5a4746e7515901574a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/wildduck2/-duck-lox-rs- 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" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 800a935b24303ccbb2861d36cb2be7ca9727833cb1ad32d53e2627fe1a9044fd [INFO] running `Command { std: "docker" "start" "-a" "800a935b24303ccbb2861d36cb2be7ca9727833cb1ad32d53e2627fe1a9044fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "800a935b24303ccbb2861d36cb2be7ca9727833cb1ad32d53e2627fe1a9044fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "800a935b24303ccbb2861d36cb2be7ca9727833cb1ad32d53e2627fe1a9044fd", kill_on_drop: false }` [INFO] [stdout] 800a935b24303ccbb2861d36cb2be7ca9727833cb1ad32d53e2627fe1a9044fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a8327e4b7376d202a081043243d412a64f29cde777e84f81f70be0f77e865b5 [INFO] running `Command { std: "docker" "start" "-a" "1a8327e4b7376d202a081043243d412a64f29cde777e84f81f70be0f77e865b5", kill_on_drop: false }` [INFO] [stderr] Checking duck-lox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `Warning` is never constructed [INFO] [stdout] --> src/logger/mod.rs:12:3 [INFO] [stdout] | [INFO] [stdout] 10 | pub enum Log { [INFO] [stdout] | --- variant in this enum [INFO] [stdout] 11 | Error(LoxError), [INFO] [stdout] 12 | Warning, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Log` has a derived impl for the trait `Debug`, but this is 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: associated function `message` is never used [INFO] [stdout] --> src/logger/mod.rs:84:10 [INFO] [stdout] | [INFO] [stdout] 49 | impl Logger { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 84 | pub fn message(level: Log, message: &str) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `WARNING` and `HINT` are never constructed [INFO] [stdout] --> src/logger/color.rs:5:3 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum ColorType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 4 | ERROR, [INFO] [stdout] 5 | WARNING, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 6 | INFO, [INFO] [stdout] 7 | HINT, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_plain_str` is never used [INFO] [stdout] --> src/logger/color.rs:12:6 [INFO] [stdout] | [INFO] [stdout] 10 | pub trait Color { [INFO] [stdout] | ----- method in this trait [INFO] [stdout] 11 | fn to_colored_str(&self, color_type: ColorType) -> colored::ColoredString; [INFO] [stdout] 12 | fn to_plain_str<'a>(&'a self) -> &'a str; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `RuntimeError` is never constructed [INFO] [stdout] --> src/lox/types.rs:4:3 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum LoxError { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] 3 | CompileError(CompilerError), [INFO] [stdout] 4 | RuntimeError, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LoxError` 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: multiple variants are never constructed [INFO] [stdout] --> src/lox/types.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 8 | pub enum CompilerError { [INFO] [stdout] | ------------- variants in this enum [INFO] [stdout] 9 | SyntaxError, // generic syntax error [INFO] [stdout] 10 | UnexpectedToken, // unexpected token found [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 11 | MissingToken, // expected token missing [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 12 | UnterminatedString, // string literal not closed [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 13 | InvalidLiteral, // literal value invalid (e.g., bad number format) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 14 | TypeMismatch, // type mismatch in expressions [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 15 | UndefinedVariable, // variable used before declaration [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 16 | Redeclaration, // variable/function redeclared [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 17 | InvalidAssignment, // assigning to non-assignable expression [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | MissingSemicolon, // semicolon missing at end of statement [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 19 | InvalidFunctionCall, // calling something that isn’t a function [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 20 | ParameterCountMismatch, // wrong number of arguments to function [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 21 | DivisionByZero, // attempted division by zero (runtime but can be checked) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 22 | InvalidReturn, // return statement in non-function context or wrong type [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 23 | UnexpectedEOF, // file ended unexpectedly [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 24 | DuplicateLabel, // duplicate label in code (for goto or similar) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 25 | InvalidOperator, // invalid operator usage [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 26 | ConstantReassignment, // reassignment to a constant [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CompilerError` 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: enum `Expression` is never used [INFO] [stdout] --> src/parser/types.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Expression {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line` and `column` are never read [INFO] [stdout] --> src/scanner/token/mod.rs:7:3 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Position { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 7 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | column: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Position` 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 `position` are never read [INFO] [stdout] --> src/scanner/token/mod.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 13 | pub token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 14 | pub lexeme: String, [INFO] [stdout] 15 | pub literal: Literal, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 16 | pub position: Position, [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: variant `NullChar` is never constructed [INFO] [stdout] --> src/scanner/token/types.rs:35:3 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 35 | NullChar, [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: variant `Warning` is never constructed [INFO] [stdout] --> src/logger/mod.rs:12:3 [INFO] [stdout] | [INFO] [stdout] 10 | pub enum Log { [INFO] [stdout] | --- variant in this enum [INFO] [stdout] 11 | Error(LoxError), [INFO] [stdout] 12 | Warning, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Log` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stdout] warning: associated function `message` is never used [INFO] [stdout] --> src/logger/mod.rs:84:10 [INFO] [stdout] | [INFO] [stdout] 49 | impl Logger { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 84 | pub fn message(level: Log, message: &str) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `WARNING` and `HINT` are never constructed [INFO] [stdout] --> src/logger/color.rs:5:3 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum ColorType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 4 | ERROR, [INFO] [stdout] 5 | WARNING, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 6 | INFO, [INFO] [stdout] 7 | HINT, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_plain_str` is never used [INFO] [stdout] --> src/logger/color.rs:12:6 [INFO] [stdout] | [INFO] [stdout] 10 | pub trait Color { [INFO] [stdout] | ----- method in this trait [INFO] [stdout] 11 | fn to_colored_str(&self, color_type: ColorType) -> colored::ColoredString; [INFO] [stdout] 12 | fn to_plain_str<'a>(&'a self) -> &'a str; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `RuntimeError` is never constructed [INFO] [stdout] --> src/lox/types.rs:4:3 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum LoxError { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] 3 | CompileError(CompilerError), [INFO] [stdout] 4 | RuntimeError, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LoxError` 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: multiple variants are never constructed [INFO] [stdout] --> src/lox/types.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 8 | pub enum CompilerError { [INFO] [stdout] | ------------- variants in this enum [INFO] [stdout] 9 | SyntaxError, // generic syntax error [INFO] [stdout] 10 | UnexpectedToken, // unexpected token found [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 11 | MissingToken, // expected token missing [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 12 | UnterminatedString, // string literal not closed [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 13 | InvalidLiteral, // literal value invalid (e.g., bad number format) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 14 | TypeMismatch, // type mismatch in expressions [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 15 | UndefinedVariable, // variable used before declaration [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 16 | Redeclaration, // variable/function redeclared [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 17 | InvalidAssignment, // assigning to non-assignable expression [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | MissingSemicolon, // semicolon missing at end of statement [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 19 | InvalidFunctionCall, // calling something that isn’t a function [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 20 | ParameterCountMismatch, // wrong number of arguments to function [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 21 | DivisionByZero, // attempted division by zero (runtime but can be checked) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 22 | InvalidReturn, // return statement in non-function context or wrong type [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 23 | UnexpectedEOF, // file ended unexpectedly [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 24 | DuplicateLabel, // duplicate label in code (for goto or similar) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 25 | InvalidOperator, // invalid operator usage [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 26 | ConstantReassignment, // reassignment to a constant [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CompilerError` 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: enum `Expression` is never used [INFO] [stdout] --> src/parser/types.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Expression {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line` and `column` are never read [INFO] [stdout] --> src/scanner/token/mod.rs:7:3 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Position { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 7 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | column: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Position` 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 `position` are never read [INFO] [stdout] --> src/scanner/token/mod.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 13 | pub token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 14 | pub lexeme: String, [INFO] [stdout] 15 | pub literal: Literal, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 16 | pub position: Position, [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: variant `NullChar` is never constructed [INFO] [stdout] --> src/scanner/token/types.rs:35:3 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 35 | NullChar, [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] running `Command { std: "docker" "inspect" "1a8327e4b7376d202a081043243d412a64f29cde777e84f81f70be0f77e865b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a8327e4b7376d202a081043243d412a64f29cde777e84f81f70be0f77e865b5", kill_on_drop: false }` [INFO] [stdout] 1a8327e4b7376d202a081043243d412a64f29cde777e84f81f70be0f77e865b5