[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 beta-2022-04-10 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 beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00b29792f37c74ccb782af2d88e5ab620c1501a3a6de293017677beee51bb0b2 [INFO] running `Command { std: "docker" "start" "-a" "00b29792f37c74ccb782af2d88e5ab620c1501a3a6de293017677beee51bb0b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00b29792f37c74ccb782af2d88e5ab620c1501a3a6de293017677beee51bb0b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00b29792f37c74ccb782af2d88e5ab620c1501a3a6de293017677beee51bb0b2", kill_on_drop: false }` [INFO] [stdout] 00b29792f37c74ccb782af2d88e5ab620c1501a3a6de293017677beee51bb0b2 [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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 654901b43eeb7dfb345a378948fcf7ad028842fad0f3e5b8b6b9abe7ec6f059d [INFO] running `Command { std: "docker" "start" "-a" "654901b43eeb7dfb345a378948fcf7ad028842fad0f3e5b8b6b9abe7ec6f059d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 58s [INFO] running `Command { std: "docker" "inspect" "654901b43eeb7dfb345a378948fcf7ad028842fad0f3e5b8b6b9abe7ec6f059d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "654901b43eeb7dfb345a378948fcf7ad028842fad0f3e5b8b6b9abe7ec6f059d", kill_on_drop: false }` [INFO] [stdout] 654901b43eeb7dfb345a378948fcf7ad028842fad0f3e5b8b6b9abe7ec6f059d [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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1bf6844e1d8b8f929ecf95c96ca2cf10f944a9f267d51992ffad892139ec0a2 [INFO] running `Command { std: "docker" "start" "-a" "d1bf6844e1d8b8f929ecf95c96ca2cf10f944a9f267d51992ffad892139ec0a2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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: 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 51 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 12.88s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/fxlang-d1b0105df5040f04) [INFO] [stderr] Executable unittests src/bin/fxlang.rs (/opt/rustwide/target/debug/deps/fxlang-3052796909504e74) [INFO] running `Command { std: "docker" "inspect" "d1bf6844e1d8b8f929ecf95c96ca2cf10f944a9f267d51992ffad892139ec0a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1bf6844e1d8b8f929ecf95c96ca2cf10f944a9f267d51992ffad892139ec0a2", kill_on_drop: false }` [INFO] [stdout] d1bf6844e1d8b8f929ecf95c96ca2cf10f944a9f267d51992ffad892139ec0a2 [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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9922bf3a82c35e2cb4b135d2991a503238522531f0640c0591449bd5ed39b0b3 [INFO] running `Command { std: "docker" "start" "-a" "9922bf3a82c35e2cb4b135d2991a503238522531f0640c0591449bd5ed39b0b3", 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: `fxlang` (lib test) generated 51 warnings (51 duplicates) [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` (bin "fxlang" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.86s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fxlang-d1b0105df5040f04) [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: 0x55590b20392d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55590b20392d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55590b20392d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55590b20392d - ::fmt::h26f189e611080a74 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55590b22785c - core::fmt::write::hfb5d11dfe037e8b7 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17 [INFO] [stdout] 5: 0x55590b2002f1 - std::io::Write::write_fmt::h6a24ec64406df9e2 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15 [INFO] [stdout] 6: 0x55590b205675 - std::sys_common::backtrace::_print::h7a0e44402913ba60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55590b205675 - std::sys_common::backtrace::print::h9767dc455a84e728 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55590b205675 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55590b205364 - std::panicking::default_hook::ha7b9bac6813f9d21 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55590b205bc2 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55590b205aa7 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55590b203de4 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55590b2057d9 - rust_begin_unwind [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55590b1883e3 - core::panicking::panic_fmt::h5c41cb2fa118fdbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x55590b225e28 - core::panicking::assert_failed_inner::h337b271ded48bc15 [INFO] [stdout] 16: 0x55590b18d83a - core::panicking::assert_failed::h646f1ee242d77069 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:182:5 [INFO] [stdout] 17: 0x55590b1a6df2 - fxlang::frontend::lexer::tests::default_test::h1fe786a92455be12 [INFO] [stdout] at /opt/rustwide/workdir/src/frontend/lexer.rs:217:9 [INFO] [stdout] 18: 0x55590b1a681a - fxlang::frontend::lexer::tests::default_test::{{closure}}::h97261ad72c2dc15b [INFO] [stdout] at /opt/rustwide/workdir/src/frontend/lexer.rs:206:5 [INFO] [stdout] 19: 0x55590b19664e - core::ops::function::FnOnce::call_once::h7b5e8c5ea6e66864 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55590b1df693 - core::ops::function::FnOnce::call_once::h018fc248431ce8de [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55590b1df693 - test::__rust_begin_short_backtrace::h293b982b6069d6e3 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:574:5 [INFO] [stdout] 22: 0x55590b1de449 - as core::ops::function::FnOnce>::call_once::h4fc1be1a762c7a46 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9 [INFO] [stdout] 23: 0x55590b1de449 - as core::ops::function::FnOnce<()>>::call_once::hd44623ec51b9e897 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x55590b1de449 - std::panicking::try::do_call::ha8cfa4b025f5b832 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x55590b1de449 - std::panicking::try::h664f75e41c112145 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x55590b1de449 - std::panic::catch_unwind::h4932ec05cd60558e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x55590b1de449 - test::run_test_in_process::ha14a47756671755c [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:597:18 [INFO] [stdout] 28: 0x55590b1de449 - test::run_test::run_test_inner::{{closure}}::h0ec9e37c8f67b62d [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:491:39 [INFO] [stdout] 29: 0x55590b1aa5fe - test::run_test::run_test_inner::{{closure}}::hd9d2e7f26d4f59e6 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:518:37 [INFO] [stdout] 30: 0x55590b1aa5fe - std::sys_common::backtrace::__rust_begin_short_backtrace::h41c0a39fac5123f8 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x55590b1afb68 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h69a02ca0bebb6eeb [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 32: 0x55590b1afb68 - as core::ops::function::FnOnce<()>>::call_once::hdd05632920ce689b [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x55590b1afb68 - std::panicking::try::do_call::hb4947142729b90fd [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x55590b1afb68 - std::panicking::try::h15a7e9b8394e6878 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x55590b1afb68 - std::panic::catch_unwind::hbd3f4a3f9df49b85 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x55590b1afb68 - std::thread::Builder::spawn_unchecked_::{{closure}}::h880b5d5f1b9799f4 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 37: 0x55590b1afb68 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h304d5eaf401f5061 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55590b20a3d3 - as core::ops::function::FnOnce>::call_once::hdba7f2afed0c35b3 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9 [INFO] [stdout] 39: 0x55590b20a3d3 - as core::ops::function::FnOnce>::call_once::h38b0832765bf7961 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9 [INFO] [stdout] 40: 0x55590b20a3d3 - std::sys::unix::thread::Thread::new::thread_start::h70236dc17753425e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7fb615bd4609 - start_thread [INFO] [stdout] 42: 0x7fb6159a4163 - 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 0.06s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "9922bf3a82c35e2cb4b135d2991a503238522531f0640c0591449bd5ed39b0b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9922bf3a82c35e2cb4b135d2991a503238522531f0640c0591449bd5ed39b0b3", kill_on_drop: false }` [INFO] [stdout] 9922bf3a82c35e2cb4b135d2991a503238522531f0640c0591449bd5ed39b0b3