[INFO] cloning repository https://github.com/ikws4/juice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ikws4/juice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikws4%2Fjuice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikws4%2Fjuice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6353d9f50332d8066f1991e5755ba687e55bb6c1 [INFO] checking ikws4/juice against master#03eb45452305f2d52348279d0caa5fc1f12c438d for pr-138176 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikws4%2Fjuice" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ikws4/juice on toolchain 03eb45452305f2d52348279d0caa5fc1f12c438d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ikws4/juice [INFO] finished tweaking git repo https://github.com/ikws4/juice [INFO] tweaked toml for git repo https://github.com/ikws4/juice written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ikws4/juice 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" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3edb3057523d294b9069eb7b0dec466c6869e46b486a2290f6311537b14ee1dc [INFO] running `Command { std: "docker" "start" "-a" "3edb3057523d294b9069eb7b0dec466c6869e46b486a2290f6311537b14ee1dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3edb3057523d294b9069eb7b0dec466c6869e46b486a2290f6311537b14ee1dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3edb3057523d294b9069eb7b0dec466c6869e46b486a2290f6311537b14ee1dc", kill_on_drop: false }` [INFO] [stdout] 3edb3057523d294b9069eb7b0dec466c6869e46b486a2290f6311537b14ee1dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8047598447521c15dbfcec2b19938ae5c267b35846479c3cfc183abdd9b6994 [INFO] running `Command { std: "docker" "start" "-a" "b8047598447521c15dbfcec2b19938ae5c267b35846479c3cfc183abdd9b6994", kill_on_drop: false }` [INFO] [stderr] Checking juice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Lexer` is never constructed [INFO] [stdout] --> src/lexer.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Lexer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/lexer.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Lexer { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 11 | pub fn new(input: &str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn lex(&mut self) -> Vec { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn read_token(&mut self) -> Token { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | fn skip_whitespace(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | fn read_number(&mut self, c: char) -> Token { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 153 | fn read_identifier(&mut self, c: char) -> Token { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 187 | fn read_comments(&mut self) -> Token { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 197 | fn read_string(&mut self) -> Token { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 213 | fn match_advance(&mut self, expected: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 223 | fn peek(&self) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 231 | fn advance(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 248 | fn token(&self, token_type: TokenType, lexeme: &str) -> Token { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/token.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum TokenType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 3 | // Keywords [INFO] [stdout] 4 | Var, [INFO] [stdout] | ^^^ [INFO] [stdout] 5 | Trait, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 6 | Object, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 7 | While, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 8 | For, [INFO] [stdout] | ^^^ [INFO] [stdout] 9 | In, [INFO] [stdout] | ^^ [INFO] [stdout] 10 | True, [INFO] [stdout] | ^^^^ [INFO] [stdout] 11 | False, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | Null, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | If, [INFO] [stdout] | ^^ [INFO] [stdout] 14 | Else, [INFO] [stdout] | ^^^^ [INFO] [stdout] 15 | Break, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 16 | Continue, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 17 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | Identifier, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 21 | NumberLiteral, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 22 | StringLiteral, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | Plus, // + [INFO] [stdout] | ^^^^ [INFO] [stdout] 27 | Minus, // - [INFO] [stdout] | ^^^^^ [INFO] [stdout] 28 | Star, // * [INFO] [stdout] | ^^^^ [INFO] [stdout] 29 | Slash, // / [INFO] [stdout] | ^^^^^ [INFO] [stdout] 30 | Percent, // % [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | Equal, // = [INFO] [stdout] | ^^^^^ [INFO] [stdout] 34 | EqualEqual, // == [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 35 | BangEqual, // != [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 36 | Greater, // > [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 37 | GreaterEqual, // >= [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 38 | Less, // < [INFO] [stdout] | ^^^^ [INFO] [stdout] 39 | LessEqual, // <= [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | And, // && [INFO] [stdout] | ^^^ [INFO] [stdout] 43 | Or, // || [INFO] [stdout] | ^^ [INFO] [stdout] 44 | Bang, // ! [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | Dot, // . [INFO] [stdout] | ^^^ [INFO] [stdout] 48 | Comma, // , [INFO] [stdout] | ^^^^^ [INFO] [stdout] 49 | Colon, // : [INFO] [stdout] | ^^^^^ [INFO] [stdout] 50 | Semicolon, // ; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 51 | LeftParen, // ( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 52 | RightParen, // ) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 53 | LeftBrace, // { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 54 | RightBrace, // } [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 55 | LeftBracket, // [ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 56 | RightBracket, // ] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | Eof, [INFO] [stdout] | ^^^ [INFO] [stdout] 60 | Invalid, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` 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 `Token` is never constructed [INFO] [stdout] --> src/token.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub struct Token { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lexeme`, `line`, and `column` are never read [INFO] [stdout] --> src/token.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 63 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 64 | pub token_type: TokenType, [INFO] [stdout] 65 | pub lexeme: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 66 | pub line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 67 | pub column: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "b8047598447521c15dbfcec2b19938ae5c267b35846479c3cfc183abdd9b6994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8047598447521c15dbfcec2b19938ae5c267b35846479c3cfc183abdd9b6994", kill_on_drop: false }` [INFO] [stdout] b8047598447521c15dbfcec2b19938ae5c267b35846479c3cfc183abdd9b6994