[INFO] cloning repository https://github.com/therealansh/fxlang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/therealansh/fxlang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftherealansh%2Ffxlang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftherealansh%2Ffxlang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 664211f6e551353a517872a10dfe3be089ab511d [INFO] testing therealansh/fxlang against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftherealansh%2Ffxlang" "/workspace/builds/worker-92/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/therealansh/fxlang on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/therealansh/fxlang [INFO] finished tweaking git repo https://github.com/therealansh/fxlang [INFO] tweaked toml for git repo https://github.com/therealansh/fxlang written to /workspace/builds/worker-92/source/Cargo.toml [INFO] crate git repo https://github.com/therealansh/fxlang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c46490a1bd79f0181976f68a4b91200b7f5faa267f910a88a9d05fd71201e33 [INFO] running `Command { std: "docker" "start" "-a" "9c46490a1bd79f0181976f68a4b91200b7f5faa267f910a88a9d05fd71201e33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c46490a1bd79f0181976f68a4b91200b7f5faa267f910a88a9d05fd71201e33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c46490a1bd79f0181976f68a4b91200b7f5faa267f910a88a9d05fd71201e33", kill_on_drop: false }` [INFO] [stdout] 9c46490a1bd79f0181976f68a4b91200b7f5faa267f910a88a9d05fd71201e33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81213cbf3c1dc062d58a171da0505dfc6f09421636f766a9438df3226f730eed [INFO] running `Command { std: "docker" "start" "-a" "81213cbf3c1dc062d58a171da0505dfc6f09421636f766a9438df3226f730eed", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling colored v2.0.0 [INFO] [stderr] Compiling fxlang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::frontend::expr::Expr::Literal` [INFO] [stdout] --> src/frontend/parser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::frontend::expr::Expr::Literal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/frontend/parser.rs:55:30 [INFO] [stdout] | [INFO] [stdout] 55 | else if self.t_match((&[TokenType::Return])) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 55 - else if self.t_match((&[TokenType::Return])) { [INFO] [stdout] 55 + else if self.t_match(&[TokenType::Return]) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/frontend/parser.rs:230:11 [INFO] [stdout] | [INFO] [stdout] 230 | if(self.is_at_end()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 230 - if(self.is_at_end()) { [INFO] [stdout] 230 + if self.is_at_end() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/frontend/parser.rs:245:11 [INFO] [stdout] | [INFO] [stdout] 245 | if(!self.is_at_end()){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 245 - if(!self.is_at_end()){ [INFO] [stdout] 245 + if !self.is_at_end() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/frontend/parser.rs:467:15 [INFO] [stdout] | [INFO] [stdout] 467 | if(self.previous().token_type==TokenType::Semicolon) { return; } [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 467 - if(self.previous().token_type==TokenType::Semicolon) { return; } [INFO] [stdout] 467 + if self.previous().token_type==TokenType::Semicolon { return; } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/frontend/interpreter.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenType` [INFO] [stdout] --> src/frontend/fxfx.rs:2:38 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::frontend::tokens::{Token, TokenType}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Visitor` [INFO] [stdout] --> src/frontend/resolver.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::frontend::expr::{Visitor, Expr, LiteralValue}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parser_error` [INFO] [stdout] --> src/frontend/resolver.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::frontend::error::{Error, parser_error, report}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/frontend/parser.rs:472:19 [INFO] [stdout] | [INFO] [stdout] 472 | | TokenType::Var [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `callee` [INFO] [stdout] --> src/frontend/expr.rs:151:35 [INFO] [stdout] | [INFO] [stdout] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `paren` [INFO] [stdout] --> src/frontend/expr.rs:151:50 [INFO] [stdout] | [INFO] [stdout] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/frontend/expr.rs:151:65 [INFO] [stdout] | [INFO] [stdout] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `object` [INFO] [stdout] --> src/frontend/expr.rs:155:34 [INFO] [stdout] | [INFO] [stdout] 155 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/expr.rs:155:49 [INFO] [stdout] | [INFO] [stdout] 155 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `object` [INFO] [stdout] --> src/frontend/expr.rs:159:34 [INFO] [stdout] | [INFO] [stdout] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/expr.rs:159:49 [INFO] [stdout] | [INFO] [stdout] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/frontend/expr.rs:159:63 [INFO] [stdout] | [INFO] [stdout] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyword` [INFO] [stdout] --> src/frontend/expr.rs:163:36 [INFO] [stdout] | [INFO] [stdout] 163 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> src/frontend/expr.rs:163:53 [INFO] [stdout] | [INFO] [stdout] 163 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyword` [INFO] [stdout] --> src/frontend/expr.rs:167:35 [INFO] [stdout] | [INFO] [stdout] 167 | fn visit_this_expr(&mut self, keyword: &Token) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/interpreter.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | body: Box::new(|args:&Vec|{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/interpreter.rs:49:33 [INFO] [stdout] | [INFO] [stdout] 49 | body: Box::new(|args:&Vec|{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/interpreter.rs:61:32 [INFO] [stdout] | [INFO] [stdout] 61 | body:Box::new(|args:&Vec|{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyword` [INFO] [stdout] --> src/frontend/interpreter.rs:389:37 [INFO] [stdout] | [INFO] [stdout] 389 | fn visit_return_stmt(&mut self, keyword: &Token, value: &Option) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `body` [INFO] [stdout] --> src/frontend/fxfx.rs:67:27 [INFO] [stdout] | [INFO] [stdout] 67 | FxFx::Native {body, ..} => unreachable!(), [INFO] [stdout] | ^^^^ help: try ignoring the field: `body: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/frontend/resolver.rs:223:61 [INFO] [stdout] | [INFO] [stdout] 223 | fn visit_binary_expr(&mut self, lhs: &Expr, rhs: &Expr, op: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `paren` [INFO] [stdout] --> src/frontend/resolver.rs:229:50 [INFO] [stdout] | [INFO] [stdout] 229 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/resolver.rs:237:49 [INFO] [stdout] | [INFO] [stdout] 237 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/resolver.rs:242:49 [INFO] [stdout] | [INFO] [stdout] 242 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result<(),Error>{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> src/frontend/resolver.rs:248:53 [INFO] [stdout] | [INFO] [stdout] 248 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/frontend/resolver.rs:271:38 [INFO] [stdout] | [INFO] [stdout] 271 | fn visit_literal_expr(&mut self, val: &LiteralValue) -> Result<(), Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/frontend/resolver.rs:275:62 [INFO] [stdout] | [INFO] [stdout] 275 | fn visit_logical_expr(&mut self, lhs: &Expr, rhs: &Expr, op: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/frontend/resolver.rs:281:36 [INFO] [stdout] | [INFO] [stdout] 281 | fn visit_unary_expr(&mut self, op: &Token, rhs: &Expr) -> Result<(), Error> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/parser.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | let mut expr = self.or_()?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/fxfx.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | let mut env = Rc::new(RefCell::new(Environment::from(closure))); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/fxfx.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | let mut env = Rc::new(RefCell::new(Environment::from(closure))); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sync` [INFO] [stdout] --> src/frontend/parser.rs:464:8 [INFO] [stdout] | [INFO] [stdout] 464 | fn sync(&mut self){ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | self.consume(TokenType::Semicolon, "Expect ';' after variable declaration"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | self.consume(TokenType::LeftParen, "Expect '(' after 'if'."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | self.consume(TokenType::RightParen,"Expect ')' after if condition"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | self.consume(TokenType::LeftParen, "Expect '(' after 'while'."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | self.consume(TokenType::RightParen,"Expect ')' after condition."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:162:9 [INFO] [stdout] | [INFO] [stdout] 162 | self.consume(TokenType::LeftParen, "Expect '(' after 'for'"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | self.consume(TokenType::Semicolon,"Expeect ';' after loop condition"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `readNum` should have a snake case name [INFO] [stdout] --> src/frontend/interpreter.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let readNum:FxUnit = FxUnit::Callable( [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `read_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `readString` should have a snake case name [INFO] [stdout] --> src/frontend/interpreter.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let readString:FxUnit = FxUnit::Callable( [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `read_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/interpreter.rs:334:9 [INFO] [stdout] | [INFO] [stdout] 334 | / self.exec_block( [INFO] [stdout] 335 | | statements, [INFO] [stdout] 336 | | Rc::new(RefCell::new(Environment::from(&self.env))), [INFO] [stdout] 337 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/interpreter.rs:440:9 [INFO] [stdout] | [INFO] [stdout] 440 | self.env.borrow_mut().assign(name, class); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/resolver.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | stmt.accept(self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/resolver.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | expr.accept(self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 51 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fxlang::frontend::expr::AstPrinter` [INFO] [stdout] --> src/bin/fxlang.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use fxlang::frontend::expr::AstPrinter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::stdin` [INFO] [stdout] --> src/bin/fxlang.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io::stdin; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.36s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "81213cbf3c1dc062d58a171da0505dfc6f09421636f766a9438df3226f730eed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81213cbf3c1dc062d58a171da0505dfc6f09421636f766a9438df3226f730eed", kill_on_drop: false }` [INFO] [stdout] 81213cbf3c1dc062d58a171da0505dfc6f09421636f766a9438df3226f730eed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d22f9c05813f53029788172f9aa529b3daa8a9b4c8cd6d968cf65fb977d0a5a2 [INFO] running `Command { std: "docker" "start" "-a" "d22f9c05813f53029788172f9aa529b3daa8a9b4c8cd6d968cf65fb977d0a5a2", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `crate::frontend::expr::Expr::Literal` [INFO] [stdout] --> src/frontend/parser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::frontend::expr::Expr::Literal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/frontend/parser.rs:55:30 [INFO] [stdout] | [INFO] [stdout] 55 | else if self.t_match((&[TokenType::Return])) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 55 - else if self.t_match((&[TokenType::Return])) { [INFO] [stdout] 55 + else if self.t_match(&[TokenType::Return]) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/frontend/parser.rs:230:11 [INFO] [stdout] | [INFO] [stdout] 230 | if(self.is_at_end()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 230 - if(self.is_at_end()) { [INFO] [stdout] 230 + if self.is_at_end() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/frontend/parser.rs:245:11 [INFO] [stdout] | [INFO] [stdout] 245 | if(!self.is_at_end()){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 245 - if(!self.is_at_end()){ [INFO] [stdout] 245 + if !self.is_at_end() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/frontend/parser.rs:467:15 [INFO] [stdout] | [INFO] [stdout] 467 | if(self.previous().token_type==TokenType::Semicolon) { return; } [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 467 - if(self.previous().token_type==TokenType::Semicolon) { return; } [INFO] [stdout] 467 + if self.previous().token_type==TokenType::Semicolon { return; } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/frontend/interpreter.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenType` [INFO] [stdout] --> src/frontend/fxfx.rs:2:38 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::frontend::tokens::{Token, TokenType}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Visitor` [INFO] [stdout] --> src/frontend/resolver.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::frontend::expr::{Visitor, Expr, LiteralValue}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parser_error` [INFO] [stdout] --> src/frontend/resolver.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::frontend::error::{Error, parser_error, report}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/frontend/parser.rs:472:19 [INFO] [stdout] | [INFO] [stdout] 472 | | TokenType::Var [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `callee` [INFO] [stdout] --> src/frontend/expr.rs:151:35 [INFO] [stdout] | [INFO] [stdout] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `paren` [INFO] [stdout] --> src/frontend/expr.rs:151:50 [INFO] [stdout] | [INFO] [stdout] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/frontend/expr.rs:151:65 [INFO] [stdout] | [INFO] [stdout] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `object` [INFO] [stdout] --> src/frontend/expr.rs:155:34 [INFO] [stdout] | [INFO] [stdout] 155 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/expr.rs:155:49 [INFO] [stdout] | [INFO] [stdout] 155 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `object` [INFO] [stdout] --> src/frontend/expr.rs:159:34 [INFO] [stdout] | [INFO] [stdout] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/expr.rs:159:49 [INFO] [stdout] | [INFO] [stdout] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/frontend/expr.rs:159:63 [INFO] [stdout] | [INFO] [stdout] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyword` [INFO] [stdout] --> src/frontend/expr.rs:163:36 [INFO] [stdout] | [INFO] [stdout] 163 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> src/frontend/expr.rs:163:53 [INFO] [stdout] | [INFO] [stdout] 163 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyword` [INFO] [stdout] --> src/frontend/expr.rs:167:35 [INFO] [stdout] | [INFO] [stdout] 167 | fn visit_this_expr(&mut self, keyword: &Token) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/interpreter.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | body: Box::new(|args:&Vec|{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/interpreter.rs:49:33 [INFO] [stdout] | [INFO] [stdout] 49 | body: Box::new(|args:&Vec|{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/interpreter.rs:61:32 [INFO] [stdout] | [INFO] [stdout] 61 | body:Box::new(|args:&Vec|{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyword` [INFO] [stdout] --> src/frontend/interpreter.rs:389:37 [INFO] [stdout] | [INFO] [stdout] 389 | fn visit_return_stmt(&mut self, keyword: &Token, value: &Option) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `body` [INFO] [stdout] --> src/frontend/fxfx.rs:67:27 [INFO] [stdout] | [INFO] [stdout] 67 | FxFx::Native {body, ..} => unreachable!(), [INFO] [stdout] | ^^^^ help: try ignoring the field: `body: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/frontend/resolver.rs:223:61 [INFO] [stdout] | [INFO] [stdout] 223 | fn visit_binary_expr(&mut self, lhs: &Expr, rhs: &Expr, op: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `paren` [INFO] [stdout] --> src/frontend/resolver.rs:229:50 [INFO] [stdout] | [INFO] [stdout] 229 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/resolver.rs:237:49 [INFO] [stdout] | [INFO] [stdout] 237 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/resolver.rs:242:49 [INFO] [stdout] | [INFO] [stdout] 242 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result<(),Error>{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> src/frontend/resolver.rs:248:53 [INFO] [stdout] | [INFO] [stdout] 248 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/frontend/resolver.rs:271:38 [INFO] [stdout] | [INFO] [stdout] 271 | fn visit_literal_expr(&mut self, val: &LiteralValue) -> Result<(), Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/frontend/resolver.rs:275:62 [INFO] [stdout] | [INFO] [stdout] 275 | fn visit_logical_expr(&mut self, lhs: &Expr, rhs: &Expr, op: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/frontend/resolver.rs:281:36 [INFO] [stdout] | [INFO] [stdout] 281 | fn visit_unary_expr(&mut self, op: &Token, rhs: &Expr) -> Result<(), Error> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/parser.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | let mut expr = self.or_()?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/fxfx.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | let mut env = Rc::new(RefCell::new(Environment::from(closure))); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/fxfx.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | let mut env = Rc::new(RefCell::new(Environment::from(closure))); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sync` [INFO] [stdout] --> src/frontend/parser.rs:464:8 [INFO] [stdout] | [INFO] [stdout] 464 | fn sync(&mut self){ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | self.consume(TokenType::Semicolon, "Expect ';' after variable declaration"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | self.consume(TokenType::LeftParen, "Expect '(' after 'if'."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | self.consume(TokenType::RightParen,"Expect ')' after if condition"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | self.consume(TokenType::LeftParen, "Expect '(' after 'while'."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | self.consume(TokenType::RightParen,"Expect ')' after condition."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:162:9 [INFO] [stdout] | [INFO] [stdout] 162 | self.consume(TokenType::LeftParen, "Expect '(' after 'for'"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | self.consume(TokenType::Semicolon,"Expeect ';' after loop condition"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `readNum` should have a snake case name [INFO] [stdout] --> src/frontend/interpreter.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let readNum:FxUnit = FxUnit::Callable( [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `read_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `readString` should have a snake case name [INFO] [stdout] --> src/frontend/interpreter.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let readString:FxUnit = FxUnit::Callable( [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `read_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/interpreter.rs:334:9 [INFO] [stdout] | [INFO] [stdout] 334 | / self.exec_block( [INFO] [stdout] 335 | | statements, [INFO] [stdout] 336 | | Rc::new(RefCell::new(Environment::from(&self.env))), [INFO] [stdout] 337 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/interpreter.rs:440:9 [INFO] [stdout] | [INFO] [stdout] 440 | self.env.borrow_mut().assign(name, class); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/resolver.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | stmt.accept(self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/resolver.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | expr.accept(self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 51 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling fxlang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `fxlang::frontend::expr::AstPrinter` [INFO] [stdout] --> src/bin/fxlang.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use fxlang::frontend::expr::AstPrinter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::stdin` [INFO] [stdout] --> src/bin/fxlang.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io::stdin; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::frontend::expr::Expr::Literal` [INFO] [stdout] --> src/frontend/parser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::frontend::expr::Expr::Literal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/frontend/parser.rs:55:30 [INFO] [stdout] | [INFO] [stdout] 55 | else if self.t_match((&[TokenType::Return])) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 55 - else if self.t_match((&[TokenType::Return])) { [INFO] [stdout] 55 + else if self.t_match(&[TokenType::Return]) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/frontend/parser.rs:230:11 [INFO] [stdout] | [INFO] [stdout] 230 | if(self.is_at_end()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 230 - if(self.is_at_end()) { [INFO] [stdout] 230 + if self.is_at_end() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/frontend/parser.rs:245:11 [INFO] [stdout] | [INFO] [stdout] 245 | if(!self.is_at_end()){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 245 - if(!self.is_at_end()){ [INFO] [stdout] 245 + if !self.is_at_end() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/frontend/parser.rs:467:15 [INFO] [stdout] | [INFO] [stdout] 467 | if(self.previous().token_type==TokenType::Semicolon) { return; } [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 467 - if(self.previous().token_type==TokenType::Semicolon) { return; } [INFO] [stdout] 467 + if self.previous().token_type==TokenType::Semicolon { return; } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/frontend/interpreter.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenType` [INFO] [stdout] --> src/frontend/fxfx.rs:2:38 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::frontend::tokens::{Token, TokenType}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Visitor` [INFO] [stdout] --> src/frontend/resolver.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::frontend::expr::{Visitor, Expr, LiteralValue}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parser_error` [INFO] [stdout] --> src/frontend/resolver.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::frontend::error::{Error, parser_error, report}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/frontend/parser.rs:472:19 [INFO] [stdout] | [INFO] [stdout] 472 | | TokenType::Var [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `callee` [INFO] [stdout] --> src/frontend/expr.rs:151:35 [INFO] [stdout] | [INFO] [stdout] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `paren` [INFO] [stdout] --> src/frontend/expr.rs:151:50 [INFO] [stdout] | [INFO] [stdout] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/frontend/expr.rs:151:65 [INFO] [stdout] | [INFO] [stdout] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `object` [INFO] [stdout] --> src/frontend/expr.rs:155:34 [INFO] [stdout] | [INFO] [stdout] 155 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/expr.rs:155:49 [INFO] [stdout] | [INFO] [stdout] 155 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `object` [INFO] [stdout] --> src/frontend/expr.rs:159:34 [INFO] [stdout] | [INFO] [stdout] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/expr.rs:159:49 [INFO] [stdout] | [INFO] [stdout] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/frontend/expr.rs:159:63 [INFO] [stdout] | [INFO] [stdout] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyword` [INFO] [stdout] --> src/frontend/expr.rs:163:36 [INFO] [stdout] | [INFO] [stdout] 163 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> src/frontend/expr.rs:163:53 [INFO] [stdout] | [INFO] [stdout] 163 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyword` [INFO] [stdout] --> src/frontend/expr.rs:167:35 [INFO] [stdout] | [INFO] [stdout] 167 | fn visit_this_expr(&mut self, keyword: &Token) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/interpreter.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | body: Box::new(|args:&Vec|{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/interpreter.rs:49:33 [INFO] [stdout] | [INFO] [stdout] 49 | body: Box::new(|args:&Vec|{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/interpreter.rs:61:32 [INFO] [stdout] | [INFO] [stdout] 61 | body:Box::new(|args:&Vec|{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyword` [INFO] [stdout] --> src/frontend/interpreter.rs:389:37 [INFO] [stdout] | [INFO] [stdout] 389 | fn visit_return_stmt(&mut self, keyword: &Token, value: &Option) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `body` [INFO] [stdout] --> src/frontend/fxfx.rs:67:27 [INFO] [stdout] | [INFO] [stdout] 67 | FxFx::Native {body, ..} => unreachable!(), [INFO] [stdout] | ^^^^ help: try ignoring the field: `body: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/frontend/resolver.rs:223:61 [INFO] [stdout] | [INFO] [stdout] 223 | fn visit_binary_expr(&mut self, lhs: &Expr, rhs: &Expr, op: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `paren` [INFO] [stdout] --> src/frontend/resolver.rs:229:50 [INFO] [stdout] | [INFO] [stdout] 229 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/resolver.rs:237:49 [INFO] [stdout] | [INFO] [stdout] 237 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/frontend/resolver.rs:242:49 [INFO] [stdout] | [INFO] [stdout] 242 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result<(),Error>{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `method` [INFO] [stdout] --> src/frontend/resolver.rs:248:53 [INFO] [stdout] | [INFO] [stdout] 248 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/frontend/resolver.rs:271:38 [INFO] [stdout] | [INFO] [stdout] 271 | fn visit_literal_expr(&mut self, val: &LiteralValue) -> Result<(), Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/frontend/resolver.rs:275:62 [INFO] [stdout] | [INFO] [stdout] 275 | fn visit_logical_expr(&mut self, lhs: &Expr, rhs: &Expr, op: &Token) -> Result<(), Error> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/frontend/resolver.rs:281:36 [INFO] [stdout] | [INFO] [stdout] 281 | fn visit_unary_expr(&mut self, op: &Token, rhs: &Expr) -> Result<(), Error> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/parser.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | let mut expr = self.or_()?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/fxfx.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | let mut env = Rc::new(RefCell::new(Environment::from(closure))); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/fxfx.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | let mut env = Rc::new(RefCell::new(Environment::from(closure))); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sync` [INFO] [stdout] --> src/frontend/parser.rs:464:8 [INFO] [stdout] | [INFO] [stdout] 464 | fn sync(&mut self){ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | self.consume(TokenType::Semicolon, "Expect ';' after variable declaration"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | self.consume(TokenType::LeftParen, "Expect '(' after 'if'."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | self.consume(TokenType::RightParen,"Expect ')' after if condition"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | self.consume(TokenType::LeftParen, "Expect '(' after 'while'."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | self.consume(TokenType::RightParen,"Expect ')' after condition."); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:162:9 [INFO] [stdout] | [INFO] [stdout] 162 | self.consume(TokenType::LeftParen, "Expect '(' after 'for'"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/parser.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | self.consume(TokenType::Semicolon,"Expeect ';' after loop condition"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `readNum` should have a snake case name [INFO] [stdout] --> src/frontend/interpreter.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let readNum:FxUnit = FxUnit::Callable( [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `read_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `readString` should have a snake case name [INFO] [stdout] --> src/frontend/interpreter.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let readString:FxUnit = FxUnit::Callable( [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `read_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/interpreter.rs:334:9 [INFO] [stdout] | [INFO] [stdout] 334 | / self.exec_block( [INFO] [stdout] 335 | | statements, [INFO] [stdout] 336 | | Rc::new(RefCell::new(Environment::from(&self.env))), [INFO] [stdout] 337 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/interpreter.rs:440:9 [INFO] [stdout] | [INFO] [stdout] 440 | self.env.borrow_mut().assign(name, class); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/resolver.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | stmt.accept(self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/resolver.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | expr.accept(self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 51 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "d22f9c05813f53029788172f9aa529b3daa8a9b4c8cd6d968cf65fb977d0a5a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d22f9c05813f53029788172f9aa529b3daa8a9b4c8cd6d968cf65fb977d0a5a2", kill_on_drop: false }` [INFO] [stdout] d22f9c05813f53029788172f9aa529b3daa8a9b4c8cd6d968cf65fb977d0a5a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cad6ecb01142a8d037ecb316d6168a9d349bf9fe7ff739f374198e3a79f1169b [INFO] running `Command { std: "docker" "start" "-a" "cad6ecb01142a8d037ecb316d6168a9d349bf9fe7ff739f374198e3a79f1169b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `crate::frontend::expr::Expr::Literal` [INFO] [stderr] --> src/frontend/parser.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::frontend::expr::Expr::Literal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/frontend/parser.rs:55:30 [INFO] [stderr] | [INFO] [stderr] 55 | else if self.t_match((&[TokenType::Return])) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 55 - else if self.t_match((&[TokenType::Return])) { [INFO] [stderr] 55 + else if self.t_match(&[TokenType::Return]) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/frontend/parser.rs:230:11 [INFO] [stderr] | [INFO] [stderr] 230 | if(self.is_at_end()) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 230 - if(self.is_at_end()) { [INFO] [stderr] 230 + if self.is_at_end() { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/frontend/parser.rs:245:11 [INFO] [stderr] | [INFO] [stderr] 245 | if(!self.is_at_end()){ [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 245 - if(!self.is_at_end()){ [INFO] [stderr] 245 + if !self.is_at_end() { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/frontend/parser.rs:467:15 [INFO] [stderr] | [INFO] [stderr] 467 | if(self.previous().token_type==TokenType::Semicolon) { return; } [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 467 - if(self.previous().token_type==TokenType::Semicolon) { return; } [INFO] [stderr] 467 + if self.previous().token_type==TokenType::Semicolon { return; } [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/frontend/interpreter.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TokenType` [INFO] [stderr] --> src/frontend/fxfx.rs:2:38 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::frontend::tokens::{Token, TokenType}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Visitor` [INFO] [stderr] --> src/frontend/resolver.rs:2:29 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::frontend::expr::{Visitor, Expr, LiteralValue}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `parser_error` [INFO] [stderr] --> src/frontend/resolver.rs:4:37 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::frontend::error::{Error, parser_error, report}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/frontend/parser.rs:472:19 [INFO] [stderr] | [INFO] [stderr] 472 | | TokenType::Var [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `callee` [INFO] [stderr] --> src/frontend/expr.rs:151:35 [INFO] [stderr] | [INFO] [stderr] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `paren` [INFO] [stderr] --> src/frontend/expr.rs:151:50 [INFO] [stderr] | [INFO] [stderr] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arguments` [INFO] [stderr] --> src/frontend/expr.rs:151:65 [INFO] [stderr] | [INFO] [stderr] 151 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `object` [INFO] [stderr] --> src/frontend/expr.rs:155:34 [INFO] [stderr] | [INFO] [stderr] 155 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/frontend/expr.rs:155:49 [INFO] [stderr] | [INFO] [stderr] 155 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `object` [INFO] [stderr] --> src/frontend/expr.rs:159:34 [INFO] [stderr] | [INFO] [stderr] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/frontend/expr.rs:159:49 [INFO] [stderr] | [INFO] [stderr] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/frontend/expr.rs:159:63 [INFO] [stderr] | [INFO] [stderr] 159 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `keyword` [INFO] [stderr] --> src/frontend/expr.rs:163:36 [INFO] [stderr] | [INFO] [stderr] 163 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `method` [INFO] [stderr] --> src/frontend/expr.rs:163:53 [INFO] [stderr] | [INFO] [stderr] 163 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `keyword` [INFO] [stderr] --> src/frontend/expr.rs:167:35 [INFO] [stderr] | [INFO] [stderr] 167 | fn visit_this_expr(&mut self, keyword: &Token) -> Result { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/frontend/interpreter.rs:30:33 [INFO] [stderr] | [INFO] [stderr] 30 | body: Box::new(|args:&Vec|{ [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/frontend/interpreter.rs:49:33 [INFO] [stderr] | [INFO] [stderr] 49 | body: Box::new(|args:&Vec|{ [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/frontend/interpreter.rs:61:32 [INFO] [stderr] | [INFO] [stderr] 61 | body:Box::new(|args:&Vec|{ [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `keyword` [INFO] [stderr] --> src/frontend/interpreter.rs:389:37 [INFO] [stderr] | [INFO] [stderr] 389 | fn visit_return_stmt(&mut self, keyword: &Token, value: &Option) -> Result<(), Error> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `body` [INFO] [stderr] --> src/frontend/fxfx.rs:67:27 [INFO] [stderr] | [INFO] [stderr] 67 | FxFx::Native {body, ..} => unreachable!(), [INFO] [stderr] | ^^^^ help: try ignoring the field: `body: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `op` [INFO] [stderr] --> src/frontend/resolver.rs:223:61 [INFO] [stderr] | [INFO] [stderr] 223 | fn visit_binary_expr(&mut self, lhs: &Expr, rhs: &Expr, op: &Token) -> Result<(), Error> { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `paren` [INFO] [stderr] --> src/frontend/resolver.rs:229:50 [INFO] [stderr] | [INFO] [stderr] 229 | fn visit_call_expr(&mut self, callee: &Expr, paren: &Token, arguments: &Vec) -> Result<(), Error> { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/frontend/resolver.rs:237:49 [INFO] [stderr] | [INFO] [stderr] 237 | fn visit_get_expr(&mut self, object: &Expr, name: &Token) -> Result<(), Error> { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/frontend/resolver.rs:242:49 [INFO] [stderr] | [INFO] [stderr] 242 | fn visit_set_expr(&mut self, object: &Expr, name: &Token, value: &Expr) -> Result<(),Error>{ [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `method` [INFO] [stderr] --> src/frontend/resolver.rs:248:53 [INFO] [stderr] | [INFO] [stderr] 248 | fn visit_super_expr(&mut self, keyword: &Token, method: &Token) -> Result<(), Error> { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/frontend/resolver.rs:271:38 [INFO] [stderr] | [INFO] [stderr] 271 | fn visit_literal_expr(&mut self, val: &LiteralValue) -> Result<(), Error> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `op` [INFO] [stderr] --> src/frontend/resolver.rs:275:62 [INFO] [stderr] | [INFO] [stderr] 275 | fn visit_logical_expr(&mut self, lhs: &Expr, rhs: &Expr, op: &Token) -> Result<(), Error> { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `op` [INFO] [stderr] --> src/frontend/resolver.rs:281:36 [INFO] [stderr] | [INFO] [stderr] 281 | fn visit_unary_expr(&mut self, op: &Token, rhs: &Expr) -> Result<(), Error> { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/frontend/parser.rs:260:13 [INFO] [stderr] | [INFO] [stderr] 260 | let mut expr = self.or_()?; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/frontend/fxfx.rs:34:21 [INFO] [stderr] | [INFO] [stderr] 34 | let mut env = Rc::new(RefCell::new(Environment::from(closure))); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/frontend/fxfx.rs:69:21 [INFO] [stderr] | [INFO] [stderr] 69 | let mut env = Rc::new(RefCell::new(Environment::from(closure))); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sync` [INFO] [stderr] --> src/frontend/parser.rs:464:8 [INFO] [stderr] | [INFO] [stderr] 464 | fn sync(&mut self){ [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/parser.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | self.consume(TokenType::Semicolon, "Expect ';' after variable declaration"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/parser.rs:87:9 [INFO] [stderr] | [INFO] [stderr] 87 | self.consume(TokenType::LeftParen, "Expect '(' after 'if'."); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/parser.rs:89:9 [INFO] [stderr] | [INFO] [stderr] 89 | self.consume(TokenType::RightParen,"Expect ')' after if condition"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/parser.rs:154:9 [INFO] [stderr] | [INFO] [stderr] 154 | self.consume(TokenType::LeftParen, "Expect '(' after 'while'."); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/parser.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | self.consume(TokenType::RightParen,"Expect ')' after condition."); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/parser.rs:162:9 [INFO] [stderr] | [INFO] [stderr] 162 | self.consume(TokenType::LeftParen, "Expect '(' after 'for'"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/parser.rs:176:9 [INFO] [stderr] | [INFO] [stderr] 176 | self.consume(TokenType::Semicolon,"Expeect ';' after loop condition"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `readNum` should have a snake case name [INFO] [stderr] --> src/frontend/interpreter.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | let readNum:FxUnit = FxUnit::Callable( [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `read_num` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `readString` should have a snake case name [INFO] [stderr] --> src/frontend/interpreter.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | let readString:FxUnit = FxUnit::Callable( [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `read_string` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/interpreter.rs:334:9 [INFO] [stderr] | [INFO] [stderr] 334 | / self.exec_block( [INFO] [stderr] 335 | | statements, [INFO] [stderr] 336 | | Rc::new(RefCell::new(Environment::from(&self.env))), [INFO] [stderr] 337 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/interpreter.rs:440:9 [INFO] [stderr] | [INFO] [stderr] 440 | self.env.borrow_mut().assign(name, class); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/resolver.rs:45:9 [INFO] [stderr] | [INFO] [stderr] 45 | stmt.accept(self); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/resolver.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | expr.accept(self); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `fxlang` (lib) generated 51 warnings [INFO] [stderr] warning: unused import: `fxlang::frontend::expr::AstPrinter` [INFO] [stderr] --> src/bin/fxlang.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use fxlang::frontend::expr::AstPrinter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::stdin` [INFO] [stderr] --> src/bin/fxlang.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::stdin; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `fxlang` (lib test) generated 51 warnings (51 duplicates) [INFO] [stderr] warning: `fxlang` (bin "fxlang" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.41s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fxlang-9334af732ee13bba) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test frontend::expr::tests::default_test ... ok [INFO] [stdout] test frontend::lexer::tests::default_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- frontend::lexer::tests::default_test stdout ---- [INFO] [stdout] thread 'frontend::lexer::tests::default_test' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `4`, [INFO] [stdout] right: `5`', src/frontend/lexer.rs:217:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55dd25d77f9d - std::backtrace_rs::backtrace::libunwind::trace::hee598835bc88d35b [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55dd25d77f9d - std::backtrace_rs::backtrace::trace_unsynchronized::h9cdc730ba5cf5d72 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55dd25d77f9d - std::sys_common::backtrace::_print_fmt::h75aeaf7ed30e43fa [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55dd25d77f9d - ::fmt::h606862f787600875 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55dd25d9e98c - core::fmt::write::he803f0f418caf762 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/fmt/mod.rs:1190:17 [INFO] [stdout] 5: 0x55dd25d73898 - std::io::Write::write_fmt::hbe7c1a63616291e2 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/io/mod.rs:1657:15 [INFO] [stdout] 6: 0x55dd25d7a277 - std::sys_common::backtrace::_print::h64d038cf8ac3e13e [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55dd25d7a277 - std::sys_common::backtrace::print::h359300b4a7fccf65 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55dd25d7a277 - std::panicking::default_hook::{{closure}}::hf51be35e2f510149 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55dd25d79fac - std::panicking::default_hook::h03ca0f22e1d2d25e [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55dd25d7a9c9 - std::panicking::rust_panic_with_hook::h3b7380e99b825b63 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55dd25d7a6b7 - std::panicking::begin_panic_handler::{{closure}}::h8e849d0710154ce0 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55dd25d78464 - std::sys_common::backtrace::__rust_end_short_backtrace::hedcdaddbd4c46cc5 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55dd25d7a3c9 - rust_begin_unwind [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55dd25d01133 - core::panicking::panic_fmt::he1bbc7336d49a357 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x55dd25d9cf48 - core::panicking::assert_failed_inner::hbaac70a629215a04 [INFO] [stdout] 16: 0x55dd25d134ba - core::panicking::assert_failed::h0c126bd96eb3cbd0 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panicking.rs:182:5 [INFO] [stdout] 17: 0x55dd25d1c80b - fxlang::frontend::lexer::tests::default_test::hf891b3f70f9d8e9d [INFO] [stdout] at /opt/rustwide/workdir/src/frontend/lexer.rs:217:9 [INFO] [stdout] 18: 0x55dd25d1c24a - fxlang::frontend::lexer::tests::default_test::{{closure}}::hb92a2b2c4c432843 [INFO] [stdout] at /opt/rustwide/workdir/src/frontend/lexer.rs:206:5 [INFO] [stdout] 19: 0x55dd25d0eade - core::ops::function::FnOnce::call_once::heeb07871a43f77f6 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55dd25d4deb3 - core::ops::function::FnOnce::call_once::h2a47b4b927cb6ca5 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55dd25d4deb3 - test::__rust_begin_short_backtrace::h594ef8055a183b9b [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:575:5 [INFO] [stdout] 22: 0x55dd25d4cb94 - as core::ops::function::FnOnce>::call_once::hb40cbb8bc3e1be15 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/alloc/src/boxed.rs:1853:9 [INFO] [stdout] 23: 0x55dd25d4cb94 - as core::ops::function::FnOnce<()>>::call_once::ha4f2bd3b806745a0 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x55dd25d4cb94 - std::panicking::try::do_call::h92af9f8bc77a5987 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x55dd25d4cb94 - std::panicking::try::h9df49eeae42572b7 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x55dd25d4cb94 - std::panic::catch_unwind::h101dbadc82bbe0fd [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x55dd25d4cb94 - test::run_test_in_process::h2ad7bffb068e750a [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:598:18 [INFO] [stdout] 28: 0x55dd25d4cb94 - test::run_test::run_test_inner::{{closure}}::h384faf46554c5acb [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x55dd25d564b1 - test::run_test::run_test_inner::{{closure}}::h17cfe94835a46685 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x55dd25d564b1 - std::sys_common::backtrace::__rust_begin_short_backtrace::h82709e5086312627 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x55dd25d22b2f - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hdfea66a201b39571 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 32: 0x55dd25d22b2f - as core::ops::function::FnOnce<()>>::call_once::h4912df03598e67fa [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x55dd25d22b2f - std::panicking::try::do_call::h6d5dc1045d0eade8 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x55dd25d22b2f - std::panicking::try::hbc897fc717ec6571 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x55dd25d22b2f - std::panic::catch_unwind::h27f1e958c91391ad [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x55dd25d22b2f - std::thread::Builder::spawn_unchecked_::{{closure}}::h1b42e48537edc3c0 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 37: 0x55dd25d22b2f - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9137b3d6d2a88354 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55dd25d806b3 - as core::ops::function::FnOnce>::call_once::hf70ac038171e3e1a [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/alloc/src/boxed.rs:1853:9 [INFO] [stdout] 39: 0x55dd25d806b3 - as core::ops::function::FnOnce>::call_once::he6690128792365ad [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/alloc/src/boxed.rs:1853:9 [INFO] [stdout] 40: 0x55dd25d806b3 - std::sys::unix::thread::Thread::new::thread_start::ha07928d93d5a5ec9 [INFO] [stdout] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7efecfe37609 - start_thread [INFO] [stdout] 42: 0x7efecfc07163 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] frontend::lexer::tests::default_test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "cad6ecb01142a8d037ecb316d6168a9d349bf9fe7ff739f374198e3a79f1169b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cad6ecb01142a8d037ecb316d6168a9d349bf9fe7ff739f374198e3a79f1169b", kill_on_drop: false }` [INFO] [stdout] cad6ecb01142a8d037ecb316d6168a9d349bf9fe7ff739f374198e3a79f1169b