[INFO] cloning repository https://github.com/gunrein/roman-numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gunrein/roman-numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgunrein%2Froman-numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgunrein%2Froman-numerals'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 75d877f6b04fbd0f969dacc64d41c6679311dbee [INFO] checking gunrein/roman-numerals against try#54e27f559f23913c1d5afb1a0f0114e9e61b81b8 for pr-147589 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgunrein%2Froman-numerals" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/gunrein/roman-numerals [INFO] finished tweaking git repo https://github.com/gunrein/roman-numerals [INFO] tweaked toml for git repo https://github.com/gunrein/roman-numerals written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gunrein/roman-numerals on toolchain 54e27f559f23913c1d5afb1a0f0114e9e61b81b8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/gunrein/roman-numerals 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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 542318bf8dc8bfcc424fef70d82ca2432e40c78ba07fcf75c190faef528572d7 [INFO] running `Command { std: "docker" "start" "-a" "542318bf8dc8bfcc424fef70d82ca2432e40c78ba07fcf75c190faef528572d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "542318bf8dc8bfcc424fef70d82ca2432e40c78ba07fcf75c190faef528572d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "542318bf8dc8bfcc424fef70d82ca2432e40c78ba07fcf75c190faef528572d7", kill_on_drop: false }` [INFO] [stdout] 542318bf8dc8bfcc424fef70d82ca2432e40c78ba07fcf75c190faef528572d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 99213017eaf113fbf27c09c18adaaf27b7f329132f2fc7061909bcd5c44d4b1e [INFO] running `Command { std: "docker" "start" "-a" "99213017eaf113fbf27c09c18adaaf27b7f329132f2fc7061909bcd5c44d4b1e", kill_on_drop: false }` [INFO] [stderr] Checking anstyle-query v1.1.3 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking fuzzy-matcher v0.3.7 [INFO] [stderr] Checking newline-converter v0.3.0 [INFO] [stderr] Checking dyn-clone v1.0.19 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking anstream v0.6.19 [INFO] [stderr] Checking clap_builder v4.5.40 [INFO] [stderr] Checking signal-hook-mio v0.2.4 [INFO] [stderr] Checking crossterm v0.25.0 [INFO] [stderr] Checking inquire v0.7.5 [INFO] [stderr] Compiling clap_derive v4.5.40 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Checking thiserror v2.0.12 [INFO] [stderr] Checking clap v4.5.40 [INFO] [stderr] Checking roman-numerals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/calculator.rs:269:9 [INFO] [stdout] | [INFO] [stdout] 269 | let tokens = tokenize(expression)?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/calculator.rs:269:9 [INFO] [stdout] | [INFO] [stdout] 269 | let tokens = tokenize(expression)?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CalculatorError` is never used [INFO] [stdout] --> src/calculator.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum CalculatorError { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `TokenError` is never used [INFO] [stdout] --> src/calculator.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | pub enum TokenError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `CalculatorResult` is never used [INFO] [stdout] --> src/calculator.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | pub type CalculatorResult = Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `evaluate` is never used [INFO] [stdout] --> src/calculator.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn evaluate(expression: &str) -> CalculatorResult { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TokenInput` is never constructed [INFO] [stdout] --> src/calculator.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | struct TokenInput(String); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Token` is never used [INFO] [stdout] --> src/calculator.rs:45:6 [INFO] [stdout] | [INFO] [stdout] 45 | enum Token { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `length` is never used [INFO] [stdout] --> src/calculator.rs:83:8 [INFO] [stdout] | [INFO] [stdout] 82 | impl Token { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 83 | fn length(&self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_whitespace` is never used [INFO] [stdout] --> src/calculator.rs:99:4 [INFO] [stdout] | [INFO] [stdout] 99 | fn is_whitespace(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_decimal` is never used [INFO] [stdout] --> src/calculator.rs:104:4 [INFO] [stdout] | [INFO] [stdout] 104 | fn is_decimal(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_roman_numeral_grapheme` is never used [INFO] [stdout] --> src/calculator.rs:108:4 [INFO] [stdout] | [INFO] [stdout] 108 | fn is_roman_numeral_grapheme(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_left_paren` is never used [INFO] [stdout] --> src/calculator.rs:112:4 [INFO] [stdout] | [INFO] [stdout] 112 | fn is_left_paren(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_right_paren` is never used [INFO] [stdout] --> src/calculator.rs:116:4 [INFO] [stdout] | [INFO] [stdout] 116 | fn is_right_paren(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_plus` is never used [INFO] [stdout] --> src/calculator.rs:120:4 [INFO] [stdout] | [INFO] [stdout] 120 | fn is_plus(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_minus` is never used [INFO] [stdout] --> src/calculator.rs:124:4 [INFO] [stdout] | [INFO] [stdout] 124 | fn is_minus(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_star` is never used [INFO] [stdout] --> src/calculator.rs:128:4 [INFO] [stdout] | [INFO] [stdout] 128 | fn is_star(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_slash` is never used [INFO] [stdout] --> src/calculator.rs:132:4 [INFO] [stdout] | [INFO] [stdout] 132 | fn is_slash(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid` is never used [INFO] [stdout] --> src/calculator.rs:136:4 [INFO] [stdout] | [INFO] [stdout] 136 | fn is_valid(grapheme: &str) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `consume_token` is never used [INFO] [stdout] --> src/calculator.rs:148:4 [INFO] [stdout] | [INFO] [stdout] 148 | fn consume_token( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `next_token` is never used [INFO] [stdout] --> src/calculator.rs:166:4 [INFO] [stdout] | [INFO] [stdout] 166 | fn next_token(graphemes: &mut Peekable, start: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `tokenize` is never used [INFO] [stdout] --> src/calculator.rs:228:4 [INFO] [stdout] | [INFO] [stdout] 228 | fn tokenize(expression: &str) -> Result, CalculatorError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/calculator.rs:267:4 [INFO] [stdout] | [INFO] [stdout] 267 | fn parse(expression: &str) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eval` is never used [INFO] [stdout] --> src/calculator.rs:296:4 [INFO] [stdout] | [INFO] [stdout] 296 | fn eval(expr: Expr) -> CalculatorResult { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Expr` is never used [INFO] [stdout] --> src/calculator.rs:330:6 [INFO] [stdout] | [INFO] [stdout] 330 | enum Expr { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BinaryOperator` is never used [INFO] [stdout] --> src/calculator.rs:356:6 [INFO] [stdout] | [INFO] [stdout] 356 | enum BinaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ParserPosition` is never constructed [INFO] [stdout] --> src/calculator.rs:364:12 [INFO] [stdout] | [INFO] [stdout] 364 | pub struct ParserPosition { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `evaluate` is never used [INFO] [stdout] --> src/calculator.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn evaluate(expression: &str) -> CalculatorResult { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/calculator.rs:267:4 [INFO] [stdout] | [INFO] [stdout] 267 | fn parse(expression: &str) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `RomanNumeral` and `Parens` are never constructed [INFO] [stdout] --> src/calculator.rs:331:5 [INFO] [stdout] | [INFO] [stdout] 330 | enum Expr { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 331 | RomanNumeral { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 345 | Parens { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` 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: variants `Minus`, `Multiply`, and `Divide` are never constructed [INFO] [stdout] --> src/calculator.rs:358:5 [INFO] [stdout] | [INFO] [stdout] 356 | enum BinaryOperator { [INFO] [stdout] | -------------- variants in this enum [INFO] [stdout] 357 | Plus, [INFO] [stdout] 358 | Minus, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 359 | Multiply, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 360 | Divide, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BinaryOperator` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.41s [INFO] running `Command { std: "docker" "inspect" "99213017eaf113fbf27c09c18adaaf27b7f329132f2fc7061909bcd5c44d4b1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99213017eaf113fbf27c09c18adaaf27b7f329132f2fc7061909bcd5c44d4b1e", kill_on_drop: false }` [INFO] [stdout] 99213017eaf113fbf27c09c18adaaf27b7f329132f2fc7061909bcd5c44d4b1e