[INFO] cloning repository https://github.com/AmirAbdRazak/lox-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AmirAbdRazak/lox-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmirAbdRazak%2Flox-interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmirAbdRazak%2Flox-interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e1274b21f4900a004ecdd2a90a0764385e0065fb [INFO] checking AmirAbdRazak/lox-interpreter against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmirAbdRazak%2Flox-interpreter" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AmirAbdRazak/lox-interpreter on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AmirAbdRazak/lox-interpreter [INFO] finished tweaking git repo https://github.com/AmirAbdRazak/lox-interpreter [INFO] tweaked toml for git repo https://github.com/AmirAbdRazak/lox-interpreter written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/AmirAbdRazak/lox-interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc568d1f9f07ba51b8ff6a685a3dac975bb798620f10cfa8b9b70cc1a8eeddfb [INFO] running `Command { std: "docker" "start" "-a" "fc568d1f9f07ba51b8ff6a685a3dac975bb798620f10cfa8b9b70cc1a8eeddfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc568d1f9f07ba51b8ff6a685a3dac975bb798620f10cfa8b9b70cc1a8eeddfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc568d1f9f07ba51b8ff6a685a3dac975bb798620f10cfa8b9b70cc1a8eeddfb", kill_on_drop: false }` [INFO] [stdout] fc568d1f9f07ba51b8ff6a685a3dac975bb798620f10cfa8b9b70cc1a8eeddfb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5cb2b46052523eb9151937fd6cd320a684d18889a0375e04364a7936940aebb [INFO] running `Command { std: "docker" "start" "-a" "f5cb2b46052523eb9151937fd6cd320a684d18889a0375e04364a7936940aebb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Checking basic v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/interpreter.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | _ => unreachable!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/interpreter.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 11 | / Expr::Binary(BinaryExpr { [INFO] [stdout] 12 | | left: left_expr, [INFO] [stdout] 13 | | operator, [INFO] [stdout] 14 | | right: right_expr, [INFO] [stdout] 15 | | }) => { [INFO] [stdout] | |______________- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 19 | / Expr::Unary(UnaryExpr { [INFO] [stdout] 20 | | operator, [INFO] [stdout] 21 | | right: right_expr, [INFO] [stdout] 22 | | }) => { [INFO] [stdout] | |______________- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 25 | Expr::Literal(lit) => {} [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] 26 | Expr::Grouping(Grouping { expression }) => { [INFO] [stdout] | --------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 30 | _ => unreachable!(), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/interpreter.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | _ => unreachable!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/interpreter.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 11 | / Expr::Binary(BinaryExpr { [INFO] [stdout] 12 | | left: left_expr, [INFO] [stdout] 13 | | operator, [INFO] [stdout] 14 | | right: right_expr, [INFO] [stdout] 15 | | }) => { [INFO] [stdout] | |______________- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 19 | / Expr::Unary(UnaryExpr { [INFO] [stdout] 20 | | operator, [INFO] [stdout] 21 | | right: right_expr, [INFO] [stdout] 22 | | }) => { [INFO] [stdout] | |______________- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 25 | Expr::Literal(lit) => {} [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] 26 | Expr::Grouping(Grouping { expression }) => { [INFO] [stdout] | --------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 30 | _ => unreachable!(), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/interpreter.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | operator, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `operator: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/interpreter.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | let right = self.visit_expression(right_expr)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left` [INFO] [stdout] --> src/interpreter.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | let left = self.visit_expression(left_expr)?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_left` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/interpreter.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | operator, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `operator: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/interpreter.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | operator, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `operator: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/interpreter.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | let right = self.visit_expression(right_expr)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/interpreter.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let right = self.visit_expression(right_expr)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left` [INFO] [stdout] --> src/interpreter.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | let left = self.visit_expression(left_expr)?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_left` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lit` [INFO] [stdout] --> src/interpreter.rs:25:27 [INFO] [stdout] | [INFO] [stdout] 25 | Expr::Literal(lit) => {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/interpreter.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | operator, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `operator: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expr` [INFO] [stdout] --> src/interpreter.rs:27:21 [INFO] [stdout] | [INFO] [stdout] 27 | let expr = self.visit_expression(expression)?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_expr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/interpreter.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let right = self.visit_expression(right_expr)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lit` [INFO] [stdout] --> src/interpreter.rs:25:27 [INFO] [stdout] | [INFO] [stdout] 25 | Expr::Literal(lit) => {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expr` [INFO] [stdout] --> src/interpreter.rs:27:21 [INFO] [stdout] | [INFO] [stdout] 27 | let expr = self.visit_expression(expression)?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_expr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Number` is never constructed [INFO] [stdout] --> src/interpreter.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum Types { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 38 | Number(f64), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `line` is never used [INFO] [stdout] --> src/parser.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 54 | impl ParserError { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 55 | pub fn line(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `synchronize` is never used [INFO] [stdout] --> src/parser.rs:220:8 [INFO] [stdout] | [INFO] [stdout] 70 | impl Parser { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 220 | fn synchronize(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UnaryOperator` is never used [INFO] [stdout] --> src/syntax.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum UnaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnaryOperator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BinaryOperator` is never used [INFO] [stdout] --> src/syntax.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum BinaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BinaryOperator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Print` is never constructed [INFO] [stdout] --> src/token.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 43 | Print, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Number` is never constructed [INFO] [stdout] --> src/interpreter.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum Types { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 38 | Number(f64), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/token.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 60 | impl Token { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 61 | pub fn new(token_type: TokenType, line: usize) -> Token { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `line` is never used [INFO] [stdout] --> src/parser.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 54 | impl ParserError { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 55 | pub fn line(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `synchronize` is never used [INFO] [stdout] --> src/parser.rs:220:8 [INFO] [stdout] | [INFO] [stdout] 70 | impl Parser { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 220 | fn synchronize(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UnaryOperator` is never used [INFO] [stdout] --> src/syntax.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum UnaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnaryOperator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BinaryOperator` is never used [INFO] [stdout] --> src/syntax.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum BinaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BinaryOperator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Print` is never constructed [INFO] [stdout] --> src/token.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 43 | Print, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/token.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 60 | impl Token { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 61 | pub fn new(token_type: TokenType, line: usize) -> Token { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.96s [INFO] running `Command { std: "docker" "inspect" "f5cb2b46052523eb9151937fd6cd320a684d18889a0375e04364a7936940aebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5cb2b46052523eb9151937fd6cd320a684d18889a0375e04364a7936940aebb", kill_on_drop: false }` [INFO] [stdout] f5cb2b46052523eb9151937fd6cd320a684d18889a0375e04364a7936940aebb [INFO] checking AmirAbdRazak/lox-interpreter against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmirAbdRazak%2Flox-interpreter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AmirAbdRazak/lox-interpreter on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AmirAbdRazak/lox-interpreter [INFO] finished tweaking git repo https://github.com/AmirAbdRazak/lox-interpreter [INFO] tweaked toml for git repo https://github.com/AmirAbdRazak/lox-interpreter written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/AmirAbdRazak/lox-interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1d76901899a1fb438c0374443ae960967c7d2b63acbca766d1ec2bcc0dafe7f6 [INFO] running `Command { std: "docker" "start" "-a" "1d76901899a1fb438c0374443ae960967c7d2b63acbca766d1ec2bcc0dafe7f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d76901899a1fb438c0374443ae960967c7d2b63acbca766d1ec2bcc0dafe7f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d76901899a1fb438c0374443ae960967c7d2b63acbca766d1ec2bcc0dafe7f6", kill_on_drop: false }` [INFO] [stdout] 1d76901899a1fb438c0374443ae960967c7d2b63acbca766d1ec2bcc0dafe7f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fbe80e2daf2c20bf73702133c33ff2354d47f0d73ed67cfcf075290920b6eb4e [INFO] running `Command { std: "docker" "start" "-a" "fbe80e2daf2c20bf73702133c33ff2354d47f0d73ed67cfcf075290920b6eb4e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Checking basic v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/interpreter.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | _ => unreachable!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/interpreter.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 11 | / Expr::Binary(BinaryExpr { [INFO] [stdout] 12 | | left: left_expr, [INFO] [stdout] 13 | | operator, [INFO] [stdout] 14 | | right: right_expr, [INFO] [stdout] 15 | | }) => { [INFO] [stdout] | |______________- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 19 | / Expr::Unary(UnaryExpr { [INFO] [stdout] 20 | | operator, [INFO] [stdout] 21 | | right: right_expr, [INFO] [stdout] 22 | | }) => { [INFO] [stdout] | |______________- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 25 | Expr::Literal(lit) => {} [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] 26 | Expr::Grouping(Grouping { expression }) => { [INFO] [stdout] | --------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 30 | _ => unreachable!(), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/interpreter.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | operator, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `operator: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/interpreter.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | let right = self.visit_expression(right_expr)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left` [INFO] [stdout] --> src/interpreter.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | let left = self.visit_expression(left_expr)?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_left` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/interpreter.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | operator, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `operator: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/interpreter.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let right = self.visit_expression(right_expr)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lit` [INFO] [stdout] --> src/interpreter.rs:25:27 [INFO] [stdout] | [INFO] [stdout] 25 | Expr::Literal(lit) => {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expr` [INFO] [stdout] --> src/interpreter.rs:27:21 [INFO] [stdout] | [INFO] [stdout] 27 | let expr = self.visit_expression(expression)?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_expr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/interpreter.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | _ => unreachable!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/interpreter.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 11 | / Expr::Binary(BinaryExpr { [INFO] [stdout] 12 | | left: left_expr, [INFO] [stdout] 13 | | operator, [INFO] [stdout] 14 | | right: right_expr, [INFO] [stdout] 15 | | }) => { [INFO] [stdout] | |______________- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 19 | / Expr::Unary(UnaryExpr { [INFO] [stdout] 20 | | operator, [INFO] [stdout] 21 | | right: right_expr, [INFO] [stdout] 22 | | }) => { [INFO] [stdout] | |______________- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 25 | Expr::Literal(lit) => {} [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] 26 | Expr::Grouping(Grouping { expression }) => { [INFO] [stdout] | --------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 30 | _ => unreachable!(), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/interpreter.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | operator, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `operator: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/interpreter.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | let right = self.visit_expression(right_expr)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left` [INFO] [stdout] --> src/interpreter.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | let left = self.visit_expression(left_expr)?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_left` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `operator` [INFO] [stdout] --> src/interpreter.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | operator, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `operator: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/interpreter.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let right = self.visit_expression(right_expr)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lit` [INFO] [stdout] --> src/interpreter.rs:25:27 [INFO] [stdout] | [INFO] [stdout] 25 | Expr::Literal(lit) => {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expr` [INFO] [stdout] --> src/interpreter.rs:27:21 [INFO] [stdout] | [INFO] [stdout] 27 | let expr = self.visit_expression(expression)?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_expr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Number` is never constructed [INFO] [stdout] --> src/interpreter.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum Types { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 38 | Number(f64), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `line` is never used [INFO] [stdout] --> src/parser.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 54 | impl ParserError { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 55 | pub fn line(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `synchronize` is never used [INFO] [stdout] --> src/parser.rs:220:8 [INFO] [stdout] | [INFO] [stdout] 70 | impl Parser { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 220 | fn synchronize(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UnaryOperator` is never used [INFO] [stdout] --> src/syntax.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum UnaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnaryOperator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BinaryOperator` is never used [INFO] [stdout] --> src/syntax.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum BinaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BinaryOperator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Print` is never constructed [INFO] [stdout] --> src/token.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 43 | Print, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/token.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 60 | impl Token { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 61 | pub fn new(token_type: TokenType, line: usize) -> Token { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Number` is never constructed [INFO] [stdout] --> src/interpreter.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum Types { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 38 | Number(f64), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `line` is never used [INFO] [stdout] --> src/parser.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 54 | impl ParserError { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 55 | pub fn line(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `synchronize` is never used [INFO] [stdout] --> src/parser.rs:220:8 [INFO] [stdout] | [INFO] [stdout] 70 | impl Parser { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 220 | fn synchronize(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UnaryOperator` is never used [INFO] [stdout] --> src/syntax.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum UnaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnaryOperator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BinaryOperator` is never used [INFO] [stdout] --> src/syntax.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum BinaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BinaryOperator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Print` is never constructed [INFO] [stdout] --> src/token.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 43 | Print, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser.rs:74:21 [INFO] [stdout] | [INFO] [stdout] 72 | let iter_tokens: BoxIterToken = Box::new(tokens.into_iter()); [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 73 | Parser { [INFO] [stdout] 74 | tokens: iter_tokens.peekable(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/token.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 60 | impl Token { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 61 | pub fn new(token_type: TokenType, line: usize) -> Token { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser.rs:74:21 [INFO] [stdout] | [INFO] [stdout] 72 | let iter_tokens: BoxIterToken = Box::new(tokens.into_iter()); [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 73 | Parser { [INFO] [stdout] 74 | tokens: iter_tokens.peekable(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `basic` (bin "basic") due to 2 previous errors; 15 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `basic` (bin "basic" test) due to 2 previous errors; 15 warnings emitted [INFO] running `Command { std: "docker" "inspect" "fbe80e2daf2c20bf73702133c33ff2354d47f0d73ed67cfcf075290920b6eb4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbe80e2daf2c20bf73702133c33ff2354d47f0d73ed67cfcf075290920b6eb4e", kill_on_drop: false }` [INFO] [stdout] fbe80e2daf2c20bf73702133c33ff2354d47f0d73ed67cfcf075290920b6eb4e