[INFO] cloning repository https://github.com/sethwalker/rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sethwalker/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsethwalker%2Frlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsethwalker%2Frlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 006c6877dd147bb3592040025631a70bdb2d0260 [INFO] testing sethwalker/rlox against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsethwalker%2Frlox" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sethwalker/rlox on toolchain 1871252fc8bb672d40787e67404e6eaae7059369 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sethwalker/rlox [INFO] finished tweaking git repo https://github.com/sethwalker/rlox [INFO] tweaked toml for git repo https://github.com/sethwalker/rlox written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sethwalker/rlox 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] acf91a7b20f1f1dd013f87a526e95fcac2e4a8b7a8b66ee721e5a62a224c0b51 [INFO] running `Command { std: "docker" "start" "-a" "acf91a7b20f1f1dd013f87a526e95fcac2e4a8b7a8b66ee721e5a62a224c0b51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "acf91a7b20f1f1dd013f87a526e95fcac2e4a8b7a8b66ee721e5a62a224c0b51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acf91a7b20f1f1dd013f87a526e95fcac2e4a8b7a8b66ee721e5a62a224c0b51", kill_on_drop: false }` [INFO] [stdout] acf91a7b20f1f1dd013f87a526e95fcac2e4a8b7a8b66ee721e5a62a224c0b51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a80c4fdda1eb4fe5e7ea1123875a26be55844507bebeb70e4aee1601c220860e [INFO] running `Command { std: "docker" "start" "-a" "a80c4fdda1eb4fe5e7ea1123875a26be55844507bebeb70e4aee1601c220860e", kill_on_drop: false }` [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/bin/../lox/lib.rs:25:18 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/bin/../lox/lib.rs:25:29 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin` [INFO] [stdout] --> src/bin/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let stdin = io::stdin(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `report` is never used [INFO] [stdout] --> src/bin/../lox/lib.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Lox { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | fn report(line: u32, whilst: String, message: String) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Visitor` is never used [INFO] [stdout] --> src/bin/../lox/expr.rs:4:19 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait Visitor { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | / define_ast!( [INFO] [stdout] 52 | | Expr, [INFO] [stdout] 53 | | ( [INFO] [stdout] 54 | | Binary, [INFO] [stdout] ... | [INFO] [stdout] 59 | | (Unary, operator: Token, right: Box) [INFO] [stdout] 60 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Expr` is never used [INFO] [stdout] --> src/bin/../lox/expr.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | Expr, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Binary` is never constructed [INFO] [stdout] --> src/bin/../lox/expr.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | Binary, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/bin/../lox/expr.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 23 | impl $class_name { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 24 | pub fn new($($field_name: $field_type),*) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | / define_ast!( [INFO] [stdout] 52 | | Expr, [INFO] [stdout] 53 | | ( [INFO] [stdout] 54 | | Binary, [INFO] [stdout] ... | [INFO] [stdout] 59 | | (Unary, operator: Token, right: Box) [INFO] [stdout] 60 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Grouping` is never constructed [INFO] [stdout] --> src/bin/../lox/expr.rs:57:6 [INFO] [stdout] | [INFO] [stdout] 57 | (Grouping, expression: Box), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Literal` is never constructed [INFO] [stdout] --> src/bin/../lox/expr.rs:58:6 [INFO] [stdout] | [INFO] [stdout] 58 | (Literal, value: Object), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Unary` is never constructed [INFO] [stdout] --> src/bin/../lox/expr.rs:59:6 [INFO] [stdout] | [INFO] [stdout] 59 | (Unary, operator: Token, right: Box) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `accept` is never used [INFO] [stdout] --> src/bin/../lox/expr.rs:33:20 [INFO] [stdout] | [INFO] [stdout] 32 | impl $base_name { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 33 | pub fn accept(&self, visitor: &mut dyn Visitor) -> T { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | / define_ast!( [INFO] [stdout] 52 | | Expr, [INFO] [stdout] 53 | | ( [INFO] [stdout] 54 | | Binary, [INFO] [stdout] ... | [INFO] [stdout] 59 | | (Unary, operator: Token, right: Box) [INFO] [stdout] 60 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/bin/../lox/lib.rs:25:18 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/bin/../lox/token.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | Str(String), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 56 | Str(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/bin/../lox/token.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | Num(f64), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 57 | Num(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/bin/../lox/lib.rs:25:29 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Identifier` and `Keyword` are never constructed [INFO] [stdout] --> src/bin/../lox/token.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub enum Object { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 58 | Identifier(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 59 | Keyword(String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `line` is never read [INFO] [stdout] --> src/bin/../lox/token.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 63 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 67 | pub line: u32, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` 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 `Lox` is never constructed [INFO] [stdout] --> src/bin/../lox/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Lox {} [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Lox` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `run`, `report`, and `error` are never used [INFO] [stdout] --> src/bin/../lox/lib.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Lox { [INFO] [stdout] | -------- associated functions in this implementation [INFO] [stdout] 12 | pub fn run(source: &str) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn report(line: u32, whilst: String, message: String) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Scanner` is never constructed [INFO] [stdout] --> src/bin/../lox/scanner.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Scanner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/bin/../lox/scanner.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Scanner { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 18 | pub fn new(source: &str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | fn is_at_end(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn scan_tokens(&mut self) -> &Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | fn scan_token(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | fn identifier(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 164 | fn is_alphanumeric(&self, c: &char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 168 | fn is_alpha(&self, c: &char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 172 | fn is_digit(&self, c: &char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 176 | fn number(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 211 | fn string(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 235 | fn peek(&self) -> char { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 242 | fn peek_next(&self) -> char { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 249 | fn match_char(&mut self, expected: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 261 | fn advance(&mut self) -> char { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 268 | fn add_token(&mut self, ttype: TokenType, literal: Option) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/bin/../lox/token.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum TokenType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 5 | // Single-character tokens. [INFO] [stdout] 6 | LeftParen, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 7 | RightParen, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | LeftBrace, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 9 | RightBrace, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 10 | Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | Dot, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | Minus, [INFO] [stdout] 13 | Plus, [INFO] [stdout] | ^^^^ [INFO] [stdout] 14 | Semicolon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 15 | Slash, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | Bang, [INFO] [stdout] | ^^^^ [INFO] [stdout] 20 | BangEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 21 | Equal, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 22 | EqualEqual, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 23 | Greater, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 24 | GreaterEqual, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 25 | Less, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | LessEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | Identifier, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 30 | String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 31 | Number, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] 35 | Class, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 36 | Else, [INFO] [stdout] | ^^^^ [INFO] [stdout] 37 | False, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 38 | Fun, [INFO] [stdout] | ^^^ [INFO] [stdout] 39 | For, [INFO] [stdout] | ^^^ [INFO] [stdout] 40 | If, [INFO] [stdout] | ^^ [INFO] [stdout] 41 | Nil, [INFO] [stdout] | ^^^ [INFO] [stdout] 42 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] 43 | Print, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 44 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 45 | Super, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 46 | This, [INFO] [stdout] | ^^^^ [INFO] [stdout] 47 | True, [INFO] [stdout] | ^^^^ [INFO] [stdout] 48 | Var, [INFO] [stdout] | ^^^ [INFO] [stdout] 49 | While, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 50 | [INFO] [stdout] 51 | 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: variants `Str`, `Identifier`, and `Keyword` are never constructed [INFO] [stdout] --> src/bin/../lox/token.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub enum Object { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 56 | Str(String), [INFO] [stdout] | ^^^ [INFO] [stdout] 57 | Num(f64), [INFO] [stdout] 58 | Identifier(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 59 | Keyword(String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `line` is never read [INFO] [stdout] --> src/bin/../lox/token.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 63 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 67 | pub line: u32, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `Command { std: "docker" "inspect" "a80c4fdda1eb4fe5e7ea1123875a26be55844507bebeb70e4aee1601c220860e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a80c4fdda1eb4fe5e7ea1123875a26be55844507bebeb70e4aee1601c220860e", kill_on_drop: false }` [INFO] [stdout] a80c4fdda1eb4fe5e7ea1123875a26be55844507bebeb70e4aee1601c220860e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64ae0d2994e7c069a13c31247c95b7a8060c7e650e4b530744e1613e94b23317 [INFO] running `Command { std: "docker" "start" "-a" "64ae0d2994e7c069a13c31247c95b7a8060c7e650e4b530744e1613e94b23317", kill_on_drop: false }` [INFO] [stderr] Compiling rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/bin/../lox/lib.rs:25:18 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/bin/../lox/lib.rs:25:18 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/bin/../lox/lib.rs:25:29 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/bin/../lox/lib.rs:25:29 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin` [INFO] [stdout] --> src/bin/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let stdin = io::stdin(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `report` is never used [INFO] [stdout] --> src/bin/../lox/lib.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Lox { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | fn report(line: u32, whilst: String, message: String) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Visitor` is never used [INFO] [stdout] --> src/bin/../lox/expr.rs:4:19 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait Visitor { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | / define_ast!( [INFO] [stdout] 52 | | Expr, [INFO] [stdout] 53 | | ( [INFO] [stdout] 54 | | Binary, [INFO] [stdout] ... | [INFO] [stdout] 59 | | (Unary, operator: Token, right: Box) [INFO] [stdout] 60 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Expr` is never used [INFO] [stdout] --> src/bin/../lox/expr.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | Expr, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Lox` is never constructed [INFO] [stdout] --> src/bin/../lox/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Lox {} [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Lox` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Binary` is never constructed [INFO] [stdout] --> src/bin/../lox/expr.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | Binary, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `run`, `report`, and `error` are never used [INFO] [stdout] --> src/bin/../lox/lib.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Lox { [INFO] [stdout] | -------- associated functions in this implementation [INFO] [stdout] 12 | pub fn run(source: &str) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn report(line: u32, whilst: String, message: String) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn error(line: u32, message: String) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Scanner` is never constructed [INFO] [stdout] --> src/bin/../lox/scanner.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Scanner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/bin/../lox/expr.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 23 | impl $class_name { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 24 | pub fn new($($field_name: $field_type),*) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | / define_ast!( [INFO] [stdout] 52 | | Expr, [INFO] [stdout] 53 | | ( [INFO] [stdout] 54 | | Binary, [INFO] [stdout] ... | [INFO] [stdout] 59 | | (Unary, operator: Token, right: Box) [INFO] [stdout] 60 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Grouping` is never constructed [INFO] [stdout] --> src/bin/../lox/expr.rs:57:6 [INFO] [stdout] | [INFO] [stdout] 57 | (Grouping, expression: Box), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/bin/../lox/scanner.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Scanner { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 18 | pub fn new(source: &str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | fn is_at_end(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn scan_tokens(&mut self) -> &Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | fn scan_token(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | fn identifier(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 164 | fn is_alphanumeric(&self, c: &char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 168 | fn is_alpha(&self, c: &char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 172 | fn is_digit(&self, c: &char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 176 | fn number(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 211 | fn string(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 235 | fn peek(&self) -> char { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 242 | fn peek_next(&self) -> char { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 249 | fn match_char(&mut self, expected: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 261 | fn advance(&mut self) -> char { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 268 | fn add_token(&mut self, ttype: TokenType, literal: Option) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Literal` is never constructed [INFO] [stdout] --> src/bin/../lox/expr.rs:58:6 [INFO] [stdout] | [INFO] [stdout] 58 | (Literal, value: Object), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Unary` is never constructed [INFO] [stdout] --> src/bin/../lox/expr.rs:59:6 [INFO] [stdout] | [INFO] [stdout] 59 | (Unary, operator: Token, right: Box) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `accept` is never used [INFO] [stdout] --> src/bin/../lox/expr.rs:33:20 [INFO] [stdout] | [INFO] [stdout] 32 | impl $base_name { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 33 | pub fn accept(&self, visitor: &mut dyn Visitor) -> T { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | / define_ast!( [INFO] [stdout] 52 | | Expr, [INFO] [stdout] 53 | | ( [INFO] [stdout] 54 | | Binary, [INFO] [stdout] ... | [INFO] [stdout] 59 | | (Unary, operator: Token, right: Box) [INFO] [stdout] 60 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/bin/../lox/token.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | Str(String), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 56 | Str(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/bin/../lox/token.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | Num(f64), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 57 | Num(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Identifier` and `Keyword` are never constructed [INFO] [stdout] --> src/bin/../lox/token.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub enum Object { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 58 | Identifier(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 59 | Keyword(String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `line` is never read [INFO] [stdout] --> src/bin/../lox/token.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 63 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 67 | pub line: u32, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/bin/../lox/token.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum TokenType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 5 | // Single-character tokens. [INFO] [stdout] 6 | LeftParen, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 7 | RightParen, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | LeftBrace, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 9 | RightBrace, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 10 | Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | Dot, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | Minus, [INFO] [stdout] 13 | Plus, [INFO] [stdout] | ^^^^ [INFO] [stdout] 14 | Semicolon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 15 | Slash, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | Bang, [INFO] [stdout] | ^^^^ [INFO] [stdout] 20 | BangEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 21 | Equal, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 22 | EqualEqual, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 23 | Greater, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 24 | GreaterEqual, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 25 | Less, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | LessEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | Identifier, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 30 | String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 31 | Number, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | And, [INFO] [stdout] | ^^^ [INFO] [stdout] 35 | Class, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 36 | Else, [INFO] [stdout] | ^^^^ [INFO] [stdout] 37 | False, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 38 | Fun, [INFO] [stdout] | ^^^ [INFO] [stdout] 39 | For, [INFO] [stdout] | ^^^ [INFO] [stdout] 40 | If, [INFO] [stdout] | ^^ [INFO] [stdout] 41 | Nil, [INFO] [stdout] | ^^^ [INFO] [stdout] 42 | Or, [INFO] [stdout] | ^^ [INFO] [stdout] 43 | Print, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 44 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 45 | Super, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 46 | This, [INFO] [stdout] | ^^^^ [INFO] [stdout] 47 | True, [INFO] [stdout] | ^^^^ [INFO] [stdout] 48 | Var, [INFO] [stdout] | ^^^ [INFO] [stdout] 49 | While, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 50 | [INFO] [stdout] 51 | 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: variants `Str`, `Identifier`, and `Keyword` are never constructed [INFO] [stdout] --> src/bin/../lox/token.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub enum Object { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 56 | Str(String), [INFO] [stdout] | ^^^ [INFO] [stdout] 57 | Num(f64), [INFO] [stdout] 58 | Identifier(String), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 59 | Keyword(String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `line` is never read [INFO] [stdout] --> src/bin/../lox/token.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 63 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 67 | pub line: u32, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "64ae0d2994e7c069a13c31247c95b7a8060c7e650e4b530744e1613e94b23317", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64ae0d2994e7c069a13c31247c95b7a8060c7e650e4b530744e1613e94b23317", kill_on_drop: false }` [INFO] [stdout] 64ae0d2994e7c069a13c31247c95b7a8060c7e650e4b530744e1613e94b23317 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2edcdcb8a49723c1c00b22156bfe6bbb8ec65d3fa10995a87bb334771f11be14 [INFO] running `Command { std: "docker" "start" "-a" "2edcdcb8a49723c1c00b22156bfe6bbb8ec65d3fa10995a87bb334771f11be14", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/bin/../lox/lib.rs:25:18 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn error(line: u32, message: String) { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `message` [INFO] [stderr] --> src/bin/../lox/lib.rs:25:29 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn error(line: u32, message: String) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stderr] [INFO] [stderr] warning: struct `Lox` is never constructed [INFO] [stderr] --> src/bin/../lox/lib.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Lox {} [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Lox` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated functions `run`, `report`, and `error` are never used [INFO] [stderr] --> src/bin/../lox/lib.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 11 | impl Lox { [INFO] [stderr] | -------- associated functions in this implementation [INFO] [stderr] 12 | pub fn run(source: &str) { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 21 | fn report(line: u32, whilst: String, message: String) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 25 | pub fn error(line: u32, message: String) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Scanner` is never constructed [INFO] [stderr] --> src/bin/../lox/scanner.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | pub struct Scanner { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Scanner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: multiple associated items are never used [INFO] [stderr] --> src/bin/../lox/scanner.rs:18:12 [INFO] [stderr] | [INFO] [stderr] 17 | impl Scanner { [INFO] [stderr] | ------------ associated items in this implementation [INFO] [stderr] 18 | pub fn new(source: &str) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 49 | fn is_at_end(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 53 | pub fn scan_tokens(&mut self) -> &Vec { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 69 | fn scan_token(&mut self) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 143 | fn identifier(&mut self) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 164 | fn is_alphanumeric(&self, c: &char) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 168 | fn is_alpha(&self, c: &char) -> bool { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 172 | fn is_digit(&self, c: &char) -> bool { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 176 | fn number(&mut self) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 211 | fn string(&mut self) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 235 | fn peek(&self) -> char { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 242 | fn peek_next(&self) -> char { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 249 | fn match_char(&mut self, expected: char) -> bool { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 261 | fn advance(&mut self) -> char { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 268 | fn add_token(&mut self, ttype: TokenType, literal: Option) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: multiple variants are never constructed [INFO] [stderr] --> src/bin/../lox/token.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 4 | pub enum TokenType { [INFO] [stderr] | --------- variants in this enum [INFO] [stderr] 5 | // Single-character tokens. [INFO] [stderr] 6 | LeftParen, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 7 | RightParen, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 8 | LeftBrace, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 9 | RightBrace, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 10 | Comma, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 11 | Dot, [INFO] [stderr] | ^^^ [INFO] [stderr] 12 | Minus, [INFO] [stderr] 13 | Plus, [INFO] [stderr] | ^^^^ [INFO] [stderr] 14 | Semicolon, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 15 | Slash, [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 19 | Bang, [INFO] [stderr] | ^^^^ [INFO] [stderr] 20 | BangEqual, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 21 | Equal, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 22 | EqualEqual, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 23 | Greater, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 24 | GreaterEqual, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] 25 | Less, [INFO] [stderr] | ^^^^ [INFO] [stderr] 26 | LessEqual, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 29 | Identifier, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 30 | String, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 31 | Number, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 34 | And, [INFO] [stderr] | ^^^ [INFO] [stderr] 35 | Class, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 36 | Else, [INFO] [stderr] | ^^^^ [INFO] [stderr] 37 | False, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 38 | Fun, [INFO] [stderr] | ^^^ [INFO] [stderr] 39 | For, [INFO] [stderr] | ^^^ [INFO] [stderr] 40 | If, [INFO] [stderr] | ^^ [INFO] [stderr] 41 | Nil, [INFO] [stderr] | ^^^ [INFO] [stderr] 42 | Or, [INFO] [stderr] | ^^ [INFO] [stderr] 43 | Print, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 44 | Return, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 45 | Super, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 46 | This, [INFO] [stderr] | ^^^^ [INFO] [stderr] 47 | True, [INFO] [stderr] | ^^^^ [INFO] [stderr] 48 | Var, [INFO] [stderr] | ^^^ [INFO] [stderr] 49 | While, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 50 | [INFO] [stderr] 51 | Eof, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: variants `Str`, `Identifier`, and `Keyword` are never constructed [INFO] [stderr] --> src/bin/../lox/token.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 55 | pub enum Object { [INFO] [stderr] | ------ variants in this enum [INFO] [stderr] 56 | Str(String), [INFO] [stderr] | ^^^ [INFO] [stderr] 57 | Num(f64), [INFO] [stderr] 58 | Identifier(String), [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 59 | Keyword(String), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `line` is never read [INFO] [stderr] --> src/bin/../lox/token.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 63 | pub struct Token { [INFO] [stderr] | ----- field in this struct [INFO] [stderr] ... [INFO] [stderr] 67 | pub line: u32, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `rlox` (bin "ast_printer" test) generated 9 warnings [INFO] [stderr] warning: unused variable: `stdin` [INFO] [stderr] --> src/bin/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let stdin = io::stdin(); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin` [INFO] [stderr] [INFO] [stderr] warning: associated function `report` is never used [INFO] [stderr] --> src/bin/../lox/lib.rs:21:8 [INFO] [stderr] | [INFO] [stderr] 11 | impl Lox { [INFO] [stderr] | -------- associated function in this implementation [INFO] [stderr] ... [INFO] [stderr] 21 | fn report(line: u32, whilst: String, message: String) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait `Visitor` is never used [INFO] [stderr] --> src/bin/../lox/expr.rs:4:19 [INFO] [stderr] | [INFO] [stderr] 4 | pub trait Visitor { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 51 | / define_ast!( [INFO] [stderr] 52 | | Expr, [INFO] [stderr] 53 | | ( [INFO] [stderr] 54 | | Binary, [INFO] [stderr] ... | [INFO] [stderr] 59 | | (Unary, operator: Token, right: Box) [INFO] [stderr] 60 | | ); [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: enum `Expr` is never used [INFO] [stderr] --> src/bin/../lox/expr.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | Expr, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: struct `Binary` is never constructed [INFO] [stderr] --> src/bin/../lox/expr.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | Binary, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/bin/../lox/expr.rs:24:20 [INFO] [stderr] | [INFO] [stderr] 23 | impl $class_name { [INFO] [stderr] | ---------------- associated function in this implementation [INFO] [stderr] 24 | pub fn new($($field_name: $field_type),*) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 51 | / define_ast!( [INFO] [stderr] 52 | | Expr, [INFO] [stderr] 53 | | ( [INFO] [stderr] 54 | | Binary, [INFO] [stderr] ... | [INFO] [stderr] 59 | | (Unary, operator: Token, right: Box) [INFO] [stderr] 60 | | ); [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: struct `Grouping` is never constructed [INFO] [stderr] --> src/bin/../lox/expr.rs:57:6 [INFO] [stderr] | [INFO] [stderr] 57 | (Grouping, expression: Box), [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: struct `Literal` is never constructed [INFO] [stderr] --> src/bin/../lox/expr.rs:58:6 [INFO] [stderr] | [INFO] [stderr] 58 | (Literal, value: Object), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: struct `Unary` is never constructed [INFO] [stderr] --> src/bin/../lox/expr.rs:59:6 [INFO] [stderr] | [INFO] [stderr] 59 | (Unary, operator: Token, right: Box) [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: method `accept` is never used [INFO] [stderr] --> src/bin/../lox/expr.rs:33:20 [INFO] [stderr] | [INFO] [stderr] 32 | impl $base_name { [INFO] [stderr] | --------------- method in this implementation [INFO] [stderr] 33 | pub fn accept(&self, visitor: &mut dyn Visitor) -> T { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 51 | / define_ast!( [INFO] [stderr] 52 | | Expr, [INFO] [stderr] 53 | | ( [INFO] [stderr] 54 | | Binary, [INFO] [stderr] ... | [INFO] [stderr] 59 | | (Unary, operator: Token, right: Box) [INFO] [stderr] 60 | | ); [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `define_ast` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/bin/../lox/token.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | Str(String), [INFO] [stderr] | --- ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 56 | Str(()), [INFO] [stderr] | ~~ [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/bin/../lox/token.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | Num(f64), [INFO] [stderr] | --- ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 57 | Num(()), [INFO] [stderr] | ~~ [INFO] [stderr] [INFO] [stderr] warning: variants `Identifier` and `Keyword` are never constructed [INFO] [stderr] --> src/bin/../lox/token.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 55 | pub enum Object { [INFO] [stderr] | ------ variants in this enum [INFO] [stderr] ... [INFO] [stderr] 58 | Identifier(String), [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 59 | Keyword(String), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `rlox` (bin "main" test) generated 16 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/bin/ast_printer.rs (/opt/rustwide/target/debug/deps/ast_printer-bd2c3ea403b3221b) [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] [stderr] Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-37fdb9b47bb18e8c) [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" "2edcdcb8a49723c1c00b22156bfe6bbb8ec65d3fa10995a87bb334771f11be14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2edcdcb8a49723c1c00b22156bfe6bbb8ec65d3fa10995a87bb334771f11be14", kill_on_drop: false }` [INFO] [stdout] 2edcdcb8a49723c1c00b22156bfe6bbb8ec65d3fa10995a87bb334771f11be14