[INFO] cloning repository https://github.com/mcon/craftinginterpreters-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcon/craftinginterpreters-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcon%2Fcraftinginterpreters-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcon%2Fcraftinginterpreters-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7a3f64d224860b6c44a3f5f8eefa775e9b58de37 [INFO] testing mcon/craftinginterpreters-rust against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcon%2Fcraftinginterpreters-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mcon/craftinginterpreters-rust on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mcon/craftinginterpreters-rust [INFO] finished tweaking git repo https://github.com/mcon/craftinginterpreters-rust [INFO] tweaked toml for git repo https://github.com/mcon/craftinginterpreters-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/mcon/craftinginterpreters-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d0f2b6502ed4423ec284af8a458a07e771fb16f95c92cda52cd6f3a74f1868e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6d0f2b6502ed4423ec284af8a458a07e771fb16f95c92cda52cd6f3a74f1868e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d0f2b6502ed4423ec284af8a458a07e771fb16f95c92cda52cd6f3a74f1868e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d0f2b6502ed4423ec284af8a458a07e771fb16f95c92cda52cd6f3a74f1868e", kill_on_drop: false }` [INFO] [stdout] 6d0f2b6502ed4423ec284af8a458a07e771fb16f95c92cda52cd6f3a74f1868e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 585c5fbfbb684a65948ac771dd921967cc988ab0d866ac7b8f0626175ca0abd4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "585c5fbfbb684a65948ac771dd921967cc988ab0d866ac7b8f0626175ca0abd4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling loxrust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/parser.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:18:43 [INFO] [stdout] | [INFO] [stdout] 18 | fn matches(&self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:26:64 [INFO] [stdout] | [INFO] [stdout] 26 | fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:94:60 [INFO] [stdout] | [INFO] [stdout] 94 | fn consume_valid_tokens(&mut self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:108:57 [INFO] [stdout] | [INFO] [stdout] 108 | fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:109:34 [INFO] [stdout] | [INFO] [stdout] 109 | current_exp_generator : &Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Parser, &Token, Exp) -> Result` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Identifier` [INFO] [stdout] --> src/interpreter.rs:1:68 [INFO] [stdout] | [INFO] [stdout] 1 | use ast::{Exp, BinaryExp, GroupingExp, UnaryExp, LiteralExp, Stmt, Identifier}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/interpreter.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/interpreter.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::Identifier` [INFO] [stdout] --> src/environment.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use ast::Identifier; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/environment.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/environment.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/scanner.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 267 | / match string.parse::() { [INFO] [stdout] 268 | | Ok(result) => return Some(TokenType::Literal(Literal::NUMBER(result))), [INFO] [stdout] 269 | | Err(_) => { [INFO] [stdout] 270 | | self.errors.push(format!("Unable to parse number on line {}", self.line)); [INFO] [stdout] 271 | | return None [INFO] [stdout] 272 | | } [INFO] [stdout] 273 | | } [INFO] [stdout] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] ... [INFO] [stdout] 276 | self.errors.push(format!("Unknown error parsing number on line {}", self.line)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `character` [INFO] [stdout] --> src/scanner.rs:226:13 [INFO] [stdout] | [INFO] [stdout] 226 | character @ '0'..='9' => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_character` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/interpreter.rs:99:21 [INFO] [stdout] | [INFO] [stdout] 99 | x => {Err("Non-number values not supported with operator -".to_string())}, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l_other` [INFO] [stdout] --> src/interpreter.rs:188:13 [INFO] [stdout] | [INFO] [stdout] 188 | (Ok(l_other), Err(r_other)) => Err(r_other), [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_l_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/interpreter.rs:40:28 [INFO] [stdout] | [INFO] [stdout] 40 | stmts_success.map(|x| ()) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/interpreter.rs:140:25 [INFO] [stdout] | [INFO] [stdout] 140 | x => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:106:51 [INFO] [stdout] | [INFO] [stdout] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:106:59 [INFO] [stdout] | [INFO] [stdout] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:110:51 [INFO] [stdout] | [INFO] [stdout] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:110:59 [INFO] [stdout] | [INFO] [stdout] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:114:50 [INFO] [stdout] | [INFO] [stdout] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:114:58 [INFO] [stdout] | [INFO] [stdout] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:118:53 [INFO] [stdout] | [INFO] [stdout] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:118:61 [INFO] [stdout] | [INFO] [stdout] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:122:58 [INFO] [stdout] | [INFO] [stdout] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:122:66 [INFO] [stdout] | [INFO] [stdout] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:126:50 [INFO] [stdout] | [INFO] [stdout] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:126:58 [INFO] [stdout] | [INFO] [stdout] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:130:55 [INFO] [stdout] | [INFO] [stdout] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:130:63 [INFO] [stdout] | [INFO] [stdout] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:134:50 [INFO] [stdout] | [INFO] [stdout] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:134:58 [INFO] [stdout] | [INFO] [stdout] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:144:55 [INFO] [stdout] | [INFO] [stdout] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:144:63 [INFO] [stdout] | [INFO] [stdout] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:148:56 [INFO] [stdout] | [INFO] [stdout] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:148:64 [INFO] [stdout] | [INFO] [stdout] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:152:33 [INFO] [stdout] | [INFO] [stdout] 152 | Token { token_type, lexeme, line } => [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 39 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.76s [INFO] running `Command { std: "docker" "inspect" "585c5fbfbb684a65948ac771dd921967cc988ab0d866ac7b8f0626175ca0abd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "585c5fbfbb684a65948ac771dd921967cc988ab0d866ac7b8f0626175ca0abd4", kill_on_drop: false }` [INFO] [stdout] 585c5fbfbb684a65948ac771dd921967cc988ab0d866ac7b8f0626175ca0abd4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 760f7bad7655535d23f4236e71d7b9ce95047b207b4fbcd34e250568793045bf [INFO] running `Command { std: "docker" "start" "-a" "760f7bad7655535d23f4236e71d7b9ce95047b207b4fbcd34e250568793045bf", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/parser.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:18:43 [INFO] [stdout] | [INFO] [stdout] 18 | fn matches(&self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:26:64 [INFO] [stdout] | [INFO] [stdout] 26 | fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:94:60 [INFO] [stdout] | [INFO] [stdout] 94 | fn consume_valid_tokens(&mut self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:108:57 [INFO] [stdout] | [INFO] [stdout] 108 | fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:109:34 [INFO] [stdout] | [INFO] [stdout] 109 | current_exp_generator : &Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Parser, &Token, Exp) -> Result` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Identifier` [INFO] [stdout] --> src/interpreter.rs:1:68 [INFO] [stdout] | [INFO] [stdout] 1 | use ast::{Exp, BinaryExp, GroupingExp, UnaryExp, LiteralExp, Stmt, Identifier}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/interpreter.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/interpreter.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::Identifier` [INFO] [stdout] --> src/environment.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use ast::Identifier; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/environment.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/environment.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/scanner.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 267 | / match string.parse::() { [INFO] [stdout] 268 | | Ok(result) => return Some(TokenType::Literal(Literal::NUMBER(result))), [INFO] [stdout] 269 | | Err(_) => { [INFO] [stdout] 270 | | self.errors.push(format!("Unable to parse number on line {}", self.line)); [INFO] [stdout] 271 | | return None [INFO] [stdout] 272 | | } [INFO] [stdout] 273 | | } [INFO] [stdout] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] ... [INFO] [stdout] 276 | self.errors.push(format!("Unknown error parsing number on line {}", self.line)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `character` [INFO] [stdout] --> src/scanner.rs:226:13 [INFO] [stdout] | [INFO] [stdout] 226 | character @ '0'..='9' => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_character` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/interpreter.rs:99:21 [INFO] [stdout] | [INFO] [stdout] 99 | x => {Err("Non-number values not supported with operator -".to_string())}, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l_other` [INFO] [stdout] --> src/interpreter.rs:188:13 [INFO] [stdout] | [INFO] [stdout] 188 | (Ok(l_other), Err(r_other)) => Err(r_other), [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_l_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/interpreter.rs:40:28 [INFO] [stdout] | [INFO] [stdout] 40 | stmts_success.map(|x| ()) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/interpreter.rs:140:25 [INFO] [stdout] | [INFO] [stdout] 140 | x => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:106:51 [INFO] [stdout] | [INFO] [stdout] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:106:59 [INFO] [stdout] | [INFO] [stdout] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:110:51 [INFO] [stdout] | [INFO] [stdout] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:110:59 [INFO] [stdout] | [INFO] [stdout] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:114:50 [INFO] [stdout] | [INFO] [stdout] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:114:58 [INFO] [stdout] | [INFO] [stdout] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:118:53 [INFO] [stdout] | [INFO] [stdout] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:118:61 [INFO] [stdout] | [INFO] [stdout] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:122:58 [INFO] [stdout] | [INFO] [stdout] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:122:66 [INFO] [stdout] | [INFO] [stdout] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:126:50 [INFO] [stdout] | [INFO] [stdout] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:126:58 [INFO] [stdout] | [INFO] [stdout] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:130:55 [INFO] [stdout] | [INFO] [stdout] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:130:63 [INFO] [stdout] | [INFO] [stdout] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:134:50 [INFO] [stdout] | [INFO] [stdout] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:134:58 [INFO] [stdout] | [INFO] [stdout] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling loxrust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:144:55 [INFO] [stdout] | [INFO] [stdout] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:144:63 [INFO] [stdout] | [INFO] [stdout] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:148:56 [INFO] [stdout] | [INFO] [stdout] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:148:64 [INFO] [stdout] | [INFO] [stdout] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:152:33 [INFO] [stdout] | [INFO] [stdout] 152 | Token { token_type, lexeme, line } => [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 39 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/parser.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:18:43 [INFO] [stdout] | [INFO] [stdout] 18 | fn matches(&self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:26:64 [INFO] [stdout] | [INFO] [stdout] 26 | fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:94:60 [INFO] [stdout] | [INFO] [stdout] 94 | fn consume_valid_tokens(&mut self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:108:57 [INFO] [stdout] | [INFO] [stdout] 108 | fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:109:34 [INFO] [stdout] | [INFO] [stdout] 109 | current_exp_generator : &Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Parser, &Token, Exp) -> Result` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Identifier` [INFO] [stdout] --> src/interpreter.rs:1:68 [INFO] [stdout] | [INFO] [stdout] 1 | use ast::{Exp, BinaryExp, GroupingExp, UnaryExp, LiteralExp, Stmt, Identifier}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/interpreter.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/interpreter.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::Identifier` [INFO] [stdout] --> src/environment.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use ast::Identifier; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> src/environment.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/environment.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/scanner.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 267 | / match string.parse::() { [INFO] [stdout] 268 | | Ok(result) => return Some(TokenType::Literal(Literal::NUMBER(result))), [INFO] [stdout] 269 | | Err(_) => { [INFO] [stdout] 270 | | self.errors.push(format!("Unable to parse number on line {}", self.line)); [INFO] [stdout] 271 | | return None [INFO] [stdout] 272 | | } [INFO] [stdout] 273 | | } [INFO] [stdout] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] ... [INFO] [stdout] 276 | self.errors.push(format!("Unknown error parsing number on line {}", self.line)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `character` [INFO] [stdout] --> src/scanner.rs:226:13 [INFO] [stdout] | [INFO] [stdout] 226 | character @ '0'..='9' => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_character` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/interpreter.rs:99:21 [INFO] [stdout] | [INFO] [stdout] 99 | x => {Err("Non-number values not supported with operator -".to_string())}, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l_other` [INFO] [stdout] --> src/interpreter.rs:188:13 [INFO] [stdout] | [INFO] [stdout] 188 | (Ok(l_other), Err(r_other)) => Err(r_other), [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_l_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/interpreter.rs:40:28 [INFO] [stdout] | [INFO] [stdout] 40 | stmts_success.map(|x| ()) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/interpreter.rs:140:25 [INFO] [stdout] | [INFO] [stdout] 140 | x => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:106:51 [INFO] [stdout] | [INFO] [stdout] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:106:59 [INFO] [stdout] | [INFO] [stdout] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:110:51 [INFO] [stdout] | [INFO] [stdout] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:110:59 [INFO] [stdout] | [INFO] [stdout] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:114:50 [INFO] [stdout] | [INFO] [stdout] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:114:58 [INFO] [stdout] | [INFO] [stdout] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:118:53 [INFO] [stdout] | [INFO] [stdout] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:118:61 [INFO] [stdout] | [INFO] [stdout] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:122:58 [INFO] [stdout] | [INFO] [stdout] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:122:66 [INFO] [stdout] | [INFO] [stdout] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:126:50 [INFO] [stdout] | [INFO] [stdout] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:126:58 [INFO] [stdout] | [INFO] [stdout] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:130:55 [INFO] [stdout] | [INFO] [stdout] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:130:63 [INFO] [stdout] | [INFO] [stdout] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:134:50 [INFO] [stdout] | [INFO] [stdout] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:134:58 [INFO] [stdout] | [INFO] [stdout] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:144:55 [INFO] [stdout] | [INFO] [stdout] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:144:63 [INFO] [stdout] | [INFO] [stdout] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:148:56 [INFO] [stdout] | [INFO] [stdout] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/interpreter.rs:148:64 [INFO] [stdout] | [INFO] [stdout] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lexeme` [INFO] [stdout] --> src/interpreter.rs:152:33 [INFO] [stdout] | [INFO] [stdout] 152 | Token { token_type, lexeme, line } => [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:295:32 [INFO] [stdout] | [INFO] [stdout] 295 | Err(err) => panic!(err) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 295 | Err(err) => panic!("{}", err) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 295 | Err(err) => std::panic::panic_any(err) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/parser.rs:332:32 [INFO] [stdout] | [INFO] [stdout] 332 | Err(err) => panic!(err) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 332 | Err(err) => panic!("{}", err) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 332 | Err(err) => std::panic::panic_any(err) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 41 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "760f7bad7655535d23f4236e71d7b9ce95047b207b4fbcd34e250568793045bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "760f7bad7655535d23f4236e71d7b9ce95047b207b4fbcd34e250568793045bf", kill_on_drop: false }` [INFO] [stdout] 760f7bad7655535d23f4236e71d7b9ce95047b207b4fbcd34e250568793045bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a8824a9633891ca51fce3c7a1702645a7c05e2740df460970be4b3a1d1585bf7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a8824a9633891ca51fce3c7a1702645a7c05e2740df460970be4b3a1d1585bf7", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] running 6 tests [INFO] [stderr] --> src/parser.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:18:43 [INFO] [stderr] | [INFO] [stderr] 18 | fn matches(&self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:26:64 [INFO] [stderr] | [INFO] [stderr] 26 | fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:94:60 [INFO] [stderr] | [INFO] [stderr] 94 | fn consume_valid_tokens(&mut self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:108:57 [INFO] [stderr] | [INFO] [stderr] 108 | fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:109:34 [INFO] [stderr] | [INFO] [stderr] 109 | current_exp_generator : &Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Parser, &Token, Exp) -> Result` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused import: `Identifier` [INFO] [stderr] --> src/interpreter.rs:1:68 [INFO] [stderr] | [INFO] [stderr] 1 | use ast::{Exp, BinaryExp, GroupingExp, UnaryExp, LiteralExp, Stmt, Identifier}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::FromIterator` [INFO] [stderr] --> src/interpreter.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::iter::FromIterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/interpreter.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ast::Identifier` [INFO] [stderr] --> src/environment.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use ast::Identifier; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::convert::TryInto` [INFO] [stderr] --> src/environment.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::convert::TryInto; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/environment.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/scanner.rs:276:9 [INFO] [stderr] | [INFO] [stderr] 267 | / match string.parse::() { [INFO] [stderr] 268 | | Ok(result) => return Some(TokenType::Literal(Literal::NUMBER(result))), [INFO] [stderr] 269 | | Err(_) => { [INFO] [stderr] 270 | | self.errors.push(format!("Unable to parse number on line {}", self.line)); [INFO] [stderr] 271 | | return None [INFO] [stderr] 272 | | } [INFO] [stderr] 273 | | } [INFO] [stderr] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stderr] ... [INFO] [stderr] 276 | self.errors.push(format!("Unknown error parsing number on line {}", self.line)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `character` [INFO] [stderr] --> src/scanner.rs:226:13 [INFO] [stderr] | [INFO] [stderr] 226 | character @ '0'..='9' => { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_character` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/interpreter.rs:99:21 [INFO] [stderr] | [INFO] [stderr] 99 | x => {Err("Non-number values not supported with operator -".to_string())}, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `l_other` [INFO] [stderr] --> src/interpreter.rs:188:13 [INFO] [stderr] | [INFO] [stderr] 188 | (Ok(l_other), Err(r_other)) => Err(r_other), [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_l_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/interpreter.rs:40:28 [INFO] [stderr] | [INFO] [stderr] 40 | stmts_success.map(|x| ()) [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/interpreter.rs:140:25 [INFO] [stderr] | [INFO] [stderr] 140 | x => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:106:51 [INFO] [stderr] | [INFO] [stderr] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:106:59 [INFO] [stderr] | [INFO] [stderr] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:110:51 [INFO] [stderr] | [INFO] [stderr] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:110:59 [INFO] [stderr] | [INFO] [stderr] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:114:50 [INFO] [stderr] | [INFO] [stderr] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:114:58 [INFO] [stderr] | [INFO] [stderr] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:118:53 [INFO] [stderr] | [INFO] [stderr] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:118:61 [INFO] [stderr] | [INFO] [stderr] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:122:58 [INFO] [stderr] | [INFO] [stderr] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:122:66 [INFO] [stderr] | [INFO] [stderr] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:126:50 [INFO] [stderr] | [INFO] [stderr] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:126:58 [INFO] [stderr] | [INFO] [stderr] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:130:55 [INFO] [stderr] | [INFO] [stderr] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:130:63 [INFO] [stderr] | [INFO] [stderr] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:134:50 [INFO] [stderr] | [INFO] [stderr] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:134:58 [INFO] [stderr] | [INFO] [stderr] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:144:55 [INFO] [stderr] | [INFO] [stderr] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:144:63 [INFO] [stderr] | [INFO] [stderr] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:148:56 [INFO] [stderr] | [INFO] [stderr] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:148:64 [INFO] [stderr] | [INFO] [stderr] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:152:33 [INFO] [stderr] | [INFO] [stderr] 152 | Token { token_type, lexeme, line } => [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: 39 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/parser.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:18:43 [INFO] [stderr] | [INFO] [stderr] 18 | fn matches(&self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:26:64 [INFO] [stderr] | [INFO] [stderr] 26 | fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:94:60 [INFO] [stderr] | [INFO] [stderr] 94 | fn consume_valid_tokens(&mut self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:108:57 [INFO] [stderr] | [INFO] [stderr] 108 | fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:109:34 [INFO] [stderr] | [INFO] [stderr] 109 | current_exp_generator : &Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Parser, &Token, Exp) -> Result` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused import: `Identifier` [INFO] [stderr] --> src/interpreter.rs:1:68 [INFO] [stderr] | [INFO] [stderr] 1 | use ast::{Exp, BinaryExp, GroupingExp, UnaryExp, LiteralExp, Stmt, Identifier}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::FromIterator` [INFO] [stderr] --> src/interpreter.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::iter::FromIterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/interpreter.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ast::Identifier` [INFO] [stderr] --> src/environment.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use ast::Identifier; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::convert::TryInto` [INFO] [stderr] --> src/environment.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::convert::TryInto; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/environment.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/scanner.rs:276:9 [INFO] [stderr] | [INFO] [stderr] 267 | / match string.parse::() { [INFO] [stderr] 268 | | Ok(result) => return Some(TokenType::Literal(Literal::NUMBER(result))), [INFO] [stderr] 269 | | Err(_) => { [INFO] [stderr] 270 | | self.errors.push(format!("Unable to parse number on line {}", self.line)); [INFO] [stderr] 271 | | return None [INFO] [stderr] 272 | | } [INFO] [stderr] 273 | | } [INFO] [stderr] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stderr] ... [INFO] [stderr] 276 | self.errors.push(format!("Unknown error parsing number on line {}", self.line)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `character` [INFO] [stderr] --> src/scanner.rs:226:13 [INFO] [stderr] | [INFO] [stderr] 226 | character @ '0'..='9' => { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_character` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/interpreter.rs:99:21 [INFO] [stderr] | [INFO] [stderr] 99 | x => {Err("Non-number values not supported with operator -".to_string())}, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `l_other` [INFO] [stderr] --> src/interpreter.rs:188:13 [INFO] [stderr] | [INFO] [stderr] 188 | (Ok(l_other), Err(r_other)) => Err(r_other), [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_l_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/interpreter.rs:40:28 [INFO] [stderr] | [INFO] [stderr] 40 | stmts_success.map(|x| ()) [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/interpreter.rs:140:25 [INFO] [stderr] | [INFO] [stderr] 140 | x => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:106:51 [INFO] [stderr] | [INFO] [stderr] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:106:59 [INFO] [stderr] | [INFO] [stderr] 106 | Token { token_type: TokenType::MINUS, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:110:51 [INFO] [stderr] | [INFO] [stderr] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:110:59 [INFO] [stderr] | [INFO] [stderr] 110 | Token { token_type: TokenType::SLASH, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:114:50 [INFO] [stderr] | [INFO] [stderr] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:114:58 [INFO] [stderr] | [INFO] [stderr] 114 | Token { token_type: TokenType::STAR, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:118:53 [INFO] [stderr] | [INFO] [stderr] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:118:61 [INFO] [stderr] | [INFO] [stderr] 118 | Token { token_type: TokenType::GREATER, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:122:58 [INFO] [stderr] | [INFO] [stderr] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:122:66 [INFO] [stderr] | [INFO] [stderr] 122 | Token { token_type: TokenType::GreaterEqual, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:126:50 [INFO] [stderr] | [INFO] [stderr] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:126:58 [INFO] [stderr] | [INFO] [stderr] 126 | Token { token_type: TokenType::LESS, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:130:55 [INFO] [stderr] | [INFO] [stderr] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:130:63 [INFO] [stderr] | [INFO] [stderr] 130 | Token { token_type: TokenType::LessEqual, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:134:50 [INFO] [stderr] | [INFO] [stderr] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:134:58 [INFO] [stderr] | [INFO] [stderr] 134 | Token { token_type: TokenType::PLUS, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:144:55 [INFO] [stderr] | [INFO] [stderr] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:144:63 [INFO] [stderr] | [INFO] [stderr] 144 | Token { token_type: TokenType::BangEqual, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:148:56 [INFO] [stderr] | [INFO] [stderr] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/interpreter.rs:148:64 [INFO] [stderr] | [INFO] [stderr] 148 | Token { token_type: TokenType::EqualEqual, lexeme, line } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lexeme` [INFO] [stderr] --> src/interpreter.rs:152:33 [INFO] [stderr] | [INFO] [stderr] 152 | Token { token_type, lexeme, line } => [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `lexeme: _` [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/parser.rs:295:32 [INFO] [stderr] | [INFO] [stderr] 295 | Err(err) => panic!(err) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stderr] = note: this is no longer accepted in Rust 2021 [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 295 | Err(err) => panic!("{}", err) [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 295 | Err(err) => std::panic::panic_any(err) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/parser.rs:332:32 [INFO] [stderr] | [INFO] [stderr] 332 | Err(err) => panic!(err) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: this is no longer accepted in Rust 2021 [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 332 | Err(err) => panic!("{}", err) [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 332 | Err(err) => std::panic::panic_any(err) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 41 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/loxrust-448157ad8b40e4be) [INFO] [stdout] test parser::tests::parse_expresion_with_brackets ... ok [INFO] [stdout] test scanner::tests::statement_with_brackets ... ok [INFO] [stdout] test scanner::tests::equals_statement ... ok [INFO] [stdout] test scanner::tests::scan_string ... ok [INFO] [stdout] test parser::tests::parse_valid_example_expression ... ok [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] test ast::tests::ast_printer_simple ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- ast::tests::ast_printer_simple stdout ---- [INFO] [stdout] thread 'ast::tests::ast_printer_simple' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `"(== (group foobar) 2);"`, [INFO] [stdout] right: `"(== (group foobar) 2)"`', src/ast.rs:156:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x564ec68e8a60 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x564ec68e8a60 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x564ec68e8a60 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x564ec68e8a60 - ::fmt::h767e17e1aa7df6a8 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x564ec690b21c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/fmt/mod.rs:1110:17 [INFO] [stdout] 5: 0x564ec68e5ad5 - std::io::Write::write_fmt::h6f1a9b91376a1376 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/io/mod.rs:1584:15 [INFO] [stdout] 6: 0x564ec68eabcb - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x564ec68eabcb - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x564ec68eabcb - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x564ec68ea6dc - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x564ec68eb271 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x564ec68ead77 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x564ec68e8f3c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x564ec68eacd9 - rust_begin_unwind [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x564ec687b4b1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x564ec6909b38 - core::panicking::assert_failed_inner::h4fdb1013d187f202 [INFO] [stdout] 16: 0x564ec689116a - core::panicking::assert_failed::h01e9f4c17d08d710 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x564ec688a148 - loxrust::ast::tests::ast_printer_simple::h504f3ed315e1384c [INFO] [stdout] at /opt/rustwide/workdir/src/ast.rs:156:9 [INFO] [stdout] 18: 0x564ec6889b6a - loxrust::ast::tests::ast_printer_simple::{{closure}}::hdd5e94f744eef24d [INFO] [stdout] at /opt/rustwide/workdir/src/ast.rs:136:5 [INFO] [stdout] 19: 0x564ec68959ae - core::ops::function::FnOnce::call_once::hf431f3a059a036d3 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x564ec68bd723 - core::ops::function::FnOnce::call_once::h673fbe3f96486fd2 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x564ec68bd723 - test::__rust_begin_short_backtrace::h8eedc24e104ef6a0 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/test/src/lib.rs:577:5 [INFO] [stdout] 22: 0x564ec68bc1d0 - as core::ops::function::FnOnce>::call_once::h028d0969d3f94d78 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 23: 0x564ec68bc1d0 - as core::ops::function::FnOnce<()>>::call_once::h7634b01590b1722b [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:346:9 [INFO] [stdout] 24: 0x564ec68bc1d0 - std::panicking::try::do_call::hf74f869706dec63b [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x564ec68bc1d0 - std::panicking::try::hd0b7346ebfaaae44 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x564ec68bc1d0 - std::panic::catch_unwind::hdbf6904f7c253080 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:433:14 [INFO] [stdout] 27: 0x564ec68bc1d0 - test::run_test_in_process::h87e95a014ac91067 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/test/src/lib.rs:600:18 [INFO] [stdout] 28: 0x564ec68bc1d0 - test::run_test::run_test_inner::{{closure}}::hdd69ae44aaab3470 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x564ec68974a2 - test::run_test::run_test_inner::{{closure}}::hc159305704d5b68a [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x564ec68974a2 - std::sys_common::backtrace::__rust_begin_short_backtrace::h33d8a8ad5f788fcc [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 31: 0x564ec689b218 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h6181011ddf4b8353 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/thread/mod.rs:481:17 [INFO] [stdout] 32: 0x564ec689b218 - as core::ops::function::FnOnce<()>>::call_once::hf924ea0a0f25a1c0 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:346:9 [INFO] [stdout] 33: 0x564ec689b218 - std::panicking::try::do_call::hd58061792d05fa5c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 34: 0x564ec689b218 - std::panicking::try::h3080747417e5af37 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 35: 0x564ec689b218 - std::panic::catch_unwind::hfeba515dcf36cb66 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:433:14 [INFO] [stdout] 36: 0x564ec689b218 - std::thread::Builder::spawn_unchecked::{{closure}}::h29d57a62faff749b [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/thread/mod.rs:480:30 [INFO] [stdout] 37: 0x564ec689b218 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h44709d312d2a9c59 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x564ec68efd27 - as core::ops::function::FnOnce>::call_once::h902e2cf6655e1b0c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 39: 0x564ec68efd27 - as core::ops::function::FnOnce>::call_once::h893a5452154309d1 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 40: 0x564ec68efd27 - std::sys::unix::thread::Thread::new::thread_start::hdedcb57c96ab37cd [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 41: 0x7f86eb8d7609 - start_thread [INFO] [stdout] 42: 0x7f86eb6a9293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] ast::tests::ast_printer_simple [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a8824a9633891ca51fce3c7a1702645a7c05e2740df460970be4b3a1d1585bf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8824a9633891ca51fce3c7a1702645a7c05e2740df460970be4b3a1d1585bf7", kill_on_drop: false }` [INFO] [stdout] a8824a9633891ca51fce3c7a1702645a7c05e2740df460970be4b3a1d1585bf7