[INFO] cloning repository https://github.com/MarcHoff94/monkey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcHoff94/monkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcHoff94%2Fmonkey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcHoff94%2Fmonkey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6a6fed46dfe1fc21fb1b6cb8b0190e979c861f9f [INFO] checking MarcHoff94/monkey/6a6fed46dfe1fc21fb1b6cb8b0190e979c861f9f against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcHoff94%2Fmonkey" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MarcHoff94/monkey on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MarcHoff94/monkey [INFO] finished tweaking git repo https://github.com/MarcHoff94/monkey [INFO] tweaked toml for git repo https://github.com/MarcHoff94/monkey written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/MarcHoff94/monkey 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c8d0b426ab6de960b4c9d974adc94dc60def33ade22d5662363a48484ccb1ee [INFO] running `Command { std: "docker" "start" "-a" "0c8d0b426ab6de960b4c9d974adc94dc60def33ade22d5662363a48484ccb1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c8d0b426ab6de960b4c9d974adc94dc60def33ade22d5662363a48484ccb1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c8d0b426ab6de960b4c9d974adc94dc60def33ade22d5662363a48484ccb1ee", kill_on_drop: false }` [INFO] [stdout] 0c8d0b426ab6de960b4c9d974adc94dc60def33ade22d5662363a48484ccb1ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c914dae9289782b346b3939b5c875def8249f3fe0824f305110fec457a903d8 [INFO] running `Command { std: "docker" "start" "-a" "0c914dae9289782b346b3939b5c875def8249f3fe0824f305110fec457a903d8", kill_on_drop: false }` [INFO] [stderr] Checking monkey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `MonkeyExpr` [INFO] [stdout] --> src/parser.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::ast::{MonkeyExpr, MonkeyExpression, Programm, Statement}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Ref` [INFO] [stdout] --> src/object.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::{Ref, RefCell}, collections::HashMap, fmt::Debug, rc::Rc}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MonkeyExpr` [INFO] [stdout] --> src/parser.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::ast::{MonkeyExpr, MonkeyExpression, Programm, Statement}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Ref` [INFO] [stdout] --> src/object.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::{Ref, RefCell}, collections::HashMap, fmt::Debug, rc::Rc}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program` [INFO] [stdout] --> src/repl.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let program = monkey_parser.parse_programm(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program` [INFO] [stdout] --> src/repl.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let program = monkey_parser.parse_programm(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/evaluator.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | _ => panic!("Unknown Expression {:#?}", expr), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/evaluator.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 47 | MonkeyExpression::INTEGERLITERAL(x) => Ok(eval_integer_literal(x)), [INFO] [stdout] | ----------------------------------- matches some of the same values [INFO] [stdout] 48 | MonkeyExpression::BOOLEAN(x) => Ok(eval_bool(x)), [INFO] [stdout] | ---------------------------- matches some of the same values [INFO] [stdout] 49 | MonkeyExpression::PREFIX(x) => eval_prefix_expr(&x.operator, *x.right, Rc::clone(&env)), [INFO] [stdout] | --------------------------- matches some of the same values [INFO] [stdout] 50 | MonkeyExpression::INFIX(x) => eval_infix_expr(x.operator.as_str(), *x.left, *x.right, Rc::clone(&env)), [INFO] [stdout] | -------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 55 | _ => panic!("Unknown Expression {:#?}", expr), [INFO] [stdout] | ^ ...and 4 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/evaluator.rs:83:28 [INFO] [stdout] | [INFO] [stdout] 83 | MonkeyObject::NULL(x) => MonkeyObject::BOOLEAN(Bool { value: true }), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `(object::MonkeyObject, object::MonkeyObject)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/evaluator.rs:101:11 [INFO] [stdout] | [INFO] [stdout] 98 | fn eval_infix_expr(operator: &str, left_expr: MonkeyExpression, right_expr: MonkeyExpression, env: Rc>) -> Result [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/evaluator.rs:151:11 [INFO] [stdout] | [INFO] [stdout] 150 | fn eval_ident(ident: Identifier, env: Rc>) -> Result { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 151 | match env.borrow().get(&ident.value) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func` [INFO] [stdout] --> src/evaluator.rs:162:8 [INFO] [stdout] | [INFO] [stdout] 162 | let func = match function { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/evaluator.rs:167:9 [INFO] [stdout] | [INFO] [stdout] 167 | let args = eval_expr_list(arguments, Rc::clone(&env)); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/evaluator.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | _ => panic!("Unknown Expression {:#?}", expr), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/evaluator.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 47 | MonkeyExpression::INTEGERLITERAL(x) => Ok(eval_integer_literal(x)), [INFO] [stdout] | ----------------------------------- matches some of the same values [INFO] [stdout] 48 | MonkeyExpression::BOOLEAN(x) => Ok(eval_bool(x)), [INFO] [stdout] | ---------------------------- matches some of the same values [INFO] [stdout] 49 | MonkeyExpression::PREFIX(x) => eval_prefix_expr(&x.operator, *x.right, Rc::clone(&env)), [INFO] [stdout] | --------------------------- matches some of the same values [INFO] [stdout] 50 | MonkeyExpression::INFIX(x) => eval_infix_expr(x.operator.as_str(), *x.left, *x.right, Rc::clone(&env)), [INFO] [stdout] | -------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 55 | _ => panic!("Unknown Expression {:#?}", expr), [INFO] [stdout] | ^ ...and 4 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_tokens` is never used [INFO] [stdout] --> src/repl.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn create_tokens(monkey_lexer: &mut Lexer) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print_program` is never used [INFO] [stdout] --> src/ast.rs:99:8 [INFO] [stdout] | [INFO] [stdout] 98 | impl Programm { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] 99 | fn print_program(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/evaluator.rs:83:28 [INFO] [stdout] | [INFO] [stdout] 83 | MonkeyObject::NULL(x) => MonkeyObject::BOOLEAN(Bool { value: true }), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `(object::MonkeyObject, object::MonkeyObject)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/evaluator.rs:101:11 [INFO] [stdout] | [INFO] [stdout] 98 | fn eval_infix_expr(operator: &str, left_expr: MonkeyExpression, right_expr: MonkeyExpression, env: Rc>) -> Result [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/evaluator.rs:151:11 [INFO] [stdout] | [INFO] [stdout] 150 | fn eval_ident(ident: Identifier, env: Rc>) -> Result { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 151 | match env.borrow().get(&ident.value) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func` [INFO] [stdout] --> src/evaluator.rs:162:8 [INFO] [stdout] | [INFO] [stdout] 162 | let func = match function { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/evaluator.rs:167:9 [INFO] [stdout] | [INFO] [stdout] 167 | let args = eval_expr_list(arguments, Rc::clone(&env)); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_tokens` is never used [INFO] [stdout] --> src/repl.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn create_tokens(monkey_lexer: &mut Lexer) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print_program` is never used [INFO] [stdout] --> src/ast.rs:99:8 [INFO] [stdout] | [INFO] [stdout] 98 | impl Programm { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] 99 | fn print_program(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `monkey` (lib) due to 3 previous errors; 9 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `monkey` (lib test) due to 3 previous errors; 9 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0c914dae9289782b346b3939b5c875def8249f3fe0824f305110fec457a903d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c914dae9289782b346b3939b5c875def8249f3fe0824f305110fec457a903d8", kill_on_drop: false }` [INFO] [stdout] 0c914dae9289782b346b3939b5c875def8249f3fe0824f305110fec457a903d8