[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 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcon%2Fcraftinginterpreters-rust" "/workspace/builds/worker-21/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mcon/craftinginterpreters-rust on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-21/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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f619f5d32145d6a12845b04c9af72babca9722f0e2b0beffb6ba5b4a5fb909ed [INFO] running `Command { std: "docker" "start" "-a" "f619f5d32145d6a12845b04c9af72babca9722f0e2b0beffb6ba5b4a5fb909ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f619f5d32145d6a12845b04c9af72babca9722f0e2b0beffb6ba5b4a5fb909ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f619f5d32145d6a12845b04c9af72babca9722f0e2b0beffb6ba5b4a5fb909ed", kill_on_drop: false }` [INFO] [stdout] f619f5d32145d6a12845b04c9af72babca9722f0e2b0beffb6ba5b4a5fb909ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e7d228163e1a7d8a32b42b602ad64f9b8cb1b194ea57fc510a931513fdcdb7d [INFO] running `Command { std: "docker" "start" "-a" "1e7d228163e1a7d8a32b42b602ad64f9b8cb1b194ea57fc510a931513fdcdb7d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling argparse v0.2.2 [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: 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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stdout] 26 + fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 - fn matches(&self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] 18 + fn matches(&self, valid_tokens : &mut dyn Iterator>) -> bool { [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 94 - fn consume_valid_tokens(&mut self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] 94 + fn consume_valid_tokens(&mut self, valid_tokens : &mut dyn Iterator>) -> bool { [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 108 - fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stdout] 108 + fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 109 - current_exp_generator : &Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [INFO] [stdout] 109 + current_exp_generator : &dyn Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [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 2.47s [INFO] running `Command { std: "docker" "inspect" "1e7d228163e1a7d8a32b42b602ad64f9b8cb1b194ea57fc510a931513fdcdb7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e7d228163e1a7d8a32b42b602ad64f9b8cb1b194ea57fc510a931513fdcdb7d", kill_on_drop: false }` [INFO] [stdout] 1e7d228163e1a7d8a32b42b602ad64f9b8cb1b194ea57fc510a931513fdcdb7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58b96f5a08ece43cadc0de8b75288aa21305d0884f8af028613ebb2b25c2179f [INFO] running `Command { std: "docker" "start" "-a" "58b96f5a08ece43cadc0de8b75288aa21305d0884f8af028613ebb2b25c2179f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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: 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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stdout] 26 + fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 - fn matches(&self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] 18 + fn matches(&self, valid_tokens : &mut dyn Iterator>) -> bool { [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 94 - fn consume_valid_tokens(&mut self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] 94 + fn consume_valid_tokens(&mut self, valid_tokens : &mut dyn Iterator>) -> bool { [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 108 - fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stdout] 108 + fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 109 - current_exp_generator : &Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [INFO] [stdout] 109 + current_exp_generator : &dyn Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [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] [stderr] Compiling loxrust v0.1.0 (/opt/rustwide/workdir) [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] [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: 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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stdout] 26 + fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 - fn matches(&self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] 18 + fn matches(&self, valid_tokens : &mut dyn Iterator>) -> bool { [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 94 - fn consume_valid_tokens(&mut self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stdout] 94 + fn consume_valid_tokens(&mut self, valid_tokens : &mut dyn Iterator>) -> bool { [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 108 - fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stdout] 108 + fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stdout] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 109 - current_exp_generator : &Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [INFO] [stdout] 109 + current_exp_generator : &dyn Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [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_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 295 | Err(err) => panic!("{}", 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 usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 332 | Err(err) => panic!("{}", err) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.03s [INFO] [stdout] warning: 41 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "58b96f5a08ece43cadc0de8b75288aa21305d0884f8af028613ebb2b25c2179f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58b96f5a08ece43cadc0de8b75288aa21305d0884f8af028613ebb2b25c2179f", kill_on_drop: false }` [INFO] [stdout] 58b96f5a08ece43cadc0de8b75288aa21305d0884f8af028613ebb2b25c2179f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 519c487719760a9beea434d98dc7e19f2dd787c5b855125b93b6a70ff7370ea0 [INFO] running `Command { std: "docker" "start" "-a" "519c487719760a9beea434d98dc7e19f2dd787c5b855125b93b6a70ff7370ea0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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: 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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 26 - fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stderr] 26 + fn instances_to_discriminants (items : &'static [A]) -> Box>> { [INFO] [stderr] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 18 - fn matches(&self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stderr] 18 + fn matches(&self, valid_tokens : &mut dyn Iterator>) -> bool { [INFO] [stderr] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 94 - fn consume_valid_tokens(&mut self, valid_tokens : &mut Iterator>) -> bool { [INFO] [stderr] 94 + fn consume_valid_tokens(&mut self, valid_tokens : &mut dyn Iterator>) -> bool { [INFO] [stderr] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 108 - fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stderr] 108 + fn execute_level(&mut self, valid_tokens : &mut Box>>, previous_exp : Exp, [INFO] [stderr] | [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 109 - current_exp_generator : &Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [INFO] [stderr] 109 + current_exp_generator : &dyn Fn(&mut Parser, &Token, Exp) -> Result) -> Result { [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] [stdout] [INFO] [stderr] [INFO] [stdout] running 6 tests [INFO] [stderr] warning: `loxrust` (lib) generated 39 warnings [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_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 295 | Err(err) => panic!("{}", 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 usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 332 | Err(err) => panic!("{}", err) [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `loxrust` (lib test) generated 41 warnings (39 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 22.92s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/loxrust-80e89005e468b548) [INFO] [stdout] test parser::tests::parse_valid_example_expression ... ok [INFO] [stdout] test parser::tests::parse_expresion_with_brackets ... ok [INFO] [stdout] test scanner::tests::equals_statement ... ok [INFO] [stdout] test scanner::tests::scan_string ... ok [INFO] [stdout] test scanner::tests::statement_with_brackets ... ok [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: 0x561fe924ceec - std::backtrace_rs::backtrace::libunwind::trace::h91c465e73bf6c785 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x561fe924ceec - std::backtrace_rs::backtrace::trace_unsynchronized::hae9da36f5d58b5f3 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x561fe924ceec - std::sys_common::backtrace::_print_fmt::h7f499fa126a7effb [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x561fe924ceec - ::fmt::h3e2b509ce2ce6007 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x561fe92727dc - core::fmt::write::h753c7571fa063ecb [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/fmt/mod.rs:1168:17 [INFO] [stdout] 5: 0x561fe9248153 - std::io::Write::write_fmt::hb649ab67f71b6655 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/io/mod.rs:1660:15 [INFO] [stdout] 6: 0x561fe924f5c2 - std::sys_common::backtrace::_print::h64941a6fc8b0ed9b [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x561fe924f5c2 - std::sys_common::backtrace::print::hcf25e43e1a9b0766 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x561fe924f5c2 - std::panicking::default_hook::{{closure}}::h78d3e6cf97fc623d [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x561fe924f211 - std::panicking::default_hook::hda898f8d3ad1a5ae [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x561fe924fc13 - std::panicking::rust_panic_with_hook::h1a5ea2d6c23051aa [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x561fe924f930 - std::panicking::begin_panic_handler::{{closure}}::h07f549390938b73f [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x561fe924d394 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ec3758a92cfb00d [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x561fe924f669 - rust_begin_unwind [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x561fe91d9dd1 - core::panicking::panic_fmt::h3a79a6a99affe1d5 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:116:14 [INFO] [stdout] 15: 0x561fe9271388 - core::panicking::assert_failed_inner::h07aa75cd18bc760d [INFO] [stdout] 16: 0x561fe91f46fa - core::panicking::assert_failed::hf3a5008f84a8e794 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:154:5 [INFO] [stdout] 17: 0x561fe91e5a5e - loxrust::ast::tests::ast_printer_simple::hd485cfcc2ed8cc7e [INFO] [stdout] at /opt/rustwide/workdir/src/ast.rs:156:9 [INFO] [stdout] 18: 0x561fe91e53fa - loxrust::ast::tests::ast_printer_simple::{{closure}}::h669c3445d9813e55 [INFO] [stdout] at /opt/rustwide/workdir/src/ast.rs:136:5 [INFO] [stdout] 19: 0x561fe91ecebe - core::ops::function::FnOnce::call_once::hbbb4bec92533b165 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x561fe9220343 - core::ops::function::FnOnce::call_once::h1845a80638abc06e [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x561fe9220343 - test::__rust_begin_short_backtrace::h4f56ccea01b9889f [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:574:5 [INFO] [stdout] 22: 0x561fe921f02f - as core::ops::function::FnOnce>::call_once::h5afedf14a39ffa74 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 23: 0x561fe921f02f - as core::ops::function::FnOnce<()>>::call_once::hd5aaa1b551e9ce71 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x561fe921f02f - std::panicking::try::do_call::h316eebee63f96d32 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x561fe921f02f - std::panicking::try::h662e31e84dd7ce52 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x561fe921f02f - std::panic::catch_unwind::h129c1b23f076663f [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x561fe921f02f - test::run_test_in_process::h51d800d572f878ef [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:597:18 [INFO] [stdout] 28: 0x561fe921f02f - test::run_test::run_test_inner::{{closure}}::h71a47db430260854 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:491:39 [INFO] [stdout] 29: 0x561fe92283f1 - test::run_test::run_test_inner::{{closure}}::h02edd5b3e2dab52a [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/test/src/lib.rs:518:37 [INFO] [stdout] 30: 0x561fe92283f1 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0838cfc8b0e995ec [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 31: 0x561fe91f4e7f - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4c2725d7078043cd [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:477:17 [INFO] [stdout] 32: 0x561fe91f4e7f - as core::ops::function::FnOnce<()>>::call_once::hdf1aa612eed87270 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x561fe91f4e7f - std::panicking::try::do_call::hc72f8de3706d18d6 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40 [INFO] [stdout] 34: 0x561fe91f4e7f - std::panicking::try::h63f01f54dbd0fb87 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19 [INFO] [stdout] 35: 0x561fe91f4e7f - std::panic::catch_unwind::h58bc464ae9b26453 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14 [INFO] [stdout] 36: 0x561fe91f4e7f - std::thread::Builder::spawn_unchecked::{{closure}}::h6c065e19513e33e3 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/thread/mod.rs:476:30 [INFO] [stdout] 37: 0x561fe91f4e7f - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd143450c74f35c32 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x561fe9255793 - as core::ops::function::FnOnce>::call_once::h49b6c7c5155a2296 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 39: 0x561fe9255793 - as core::ops::function::FnOnce>::call_once::ha8b5234bfeb15105 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 40: 0x561fe9255793 - std::sys::unix::thread::Thread::new::thread_start::h6f207dd842d64859 [INFO] [stdout] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7f2ffc433609 - start_thread [INFO] [stdout] 42: 0x7f2ffc205293 - 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 0.01s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "519c487719760a9beea434d98dc7e19f2dd787c5b855125b93b6a70ff7370ea0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "519c487719760a9beea434d98dc7e19f2dd787c5b855125b93b6a70ff7370ea0", kill_on_drop: false }` [INFO] [stdout] 519c487719760a9beea434d98dc7e19f2dd787c5b855125b93b6a70ff7370ea0