[INFO] cloning repository https://github.com/Nicholas-Baron/mlrs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nicholas-Baron/mlrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicholas-Baron%2Fmlrs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicholas-Baron%2Fmlrs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6713aa32ace9929a77bb694fe77ad8a4761ffa13 [INFO] checking Nicholas-Baron/mlrs/6713aa32ace9929a77bb694fe77ad8a4761ffa13 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%2FNicholas-Baron%2Fmlrs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Nicholas-Baron/mlrs 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/Nicholas-Baron/mlrs [INFO] finished tweaking git repo https://github.com/Nicholas-Baron/mlrs [INFO] tweaked toml for git repo https://github.com/Nicholas-Baron/mlrs written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Nicholas-Baron/mlrs 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fa31742c698006075068d41110d917bddd7055b180ac2c45548bad8d99043d5b [INFO] running `Command { std: "docker" "start" "-a" "fa31742c698006075068d41110d917bddd7055b180ac2c45548bad8d99043d5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa31742c698006075068d41110d917bddd7055b180ac2c45548bad8d99043d5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa31742c698006075068d41110d917bddd7055b180ac2c45548bad8d99043d5b", kill_on_drop: false }` [INFO] [stdout] fa31742c698006075068d41110d917bddd7055b180ac2c45548bad8d99043d5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a6f36be189a4982142b4c551d80858c52db056fffa77cae08a8049327415c93c [INFO] running `Command { std: "docker" "start" "-a" "a6f36be189a4982142b4c551d80858c52db056fffa77cae08a8049327415c93c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Checking clap_builder v4.4.8 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Checking clap v4.4.8 [INFO] [stderr] Checking mlrs v0.1.0 (/opt/rustwide/workdir) [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/execute.rs:41:15 [INFO] [stdout] | [INFO] [stdout] 40 | fn normalize(mut self, module: &Module) -> Expr { [INFO] [stdout] | -------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 41 | match self.item_chains.pop_front() { [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: this value of type `Box` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/execute.rs:78:30 [INFO] [stdout] | [INFO] [stdout] 66 | fn fully_evaluate(self, module: &Module, environment: &Environment) -> EvaluationResult { [INFO] [stdout] | ---- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 78 | Expr::ListCons { item, rest } => { [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] error: this value of type `std::collections::HashMap` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/execute.rs:400:13 [INFO] [stdout] | [INFO] [stdout] 395 | fn apply(module: &Module, lhs: Expr, rhs: Expr) -> Expr { [INFO] [stdout] | --- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 400 | mut environment, [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] 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/execute.rs:41:15 [INFO] [stdout] | [INFO] [stdout] 40 | fn normalize(mut self, module: &Module) -> Expr { [INFO] [stdout] | -------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 41 | match self.item_chains.pop_front() { [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: this value of type `Box` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/execute.rs:78:30 [INFO] [stdout] | [INFO] [stdout] 66 | fn fully_evaluate(self, module: &Module, environment: &Environment) -> EvaluationResult { [INFO] [stdout] | ---- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 78 | Expr::ListCons { item, rest } => { [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] error: this value of type `std::collections::HashMap` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/execute.rs:400:13 [INFO] [stdout] | [INFO] [stdout] 395 | fn apply(module: &Module, lhs: Expr, rhs: Expr) -> Expr { [INFO] [stdout] | --- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 400 | mut environment, [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] error: this value of type `Box` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser/expression.rs:191:18 [INFO] [stdout] | [INFO] [stdout] 190 | exprs.into_iter().fold(expr, |lhs, (op, rhs)| Expr::Binary { [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 191 | lhs: Box::new(lhs), [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] error: this value of type `Box` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser/expression.rs:217:18 [INFO] [stdout] | [INFO] [stdout] 216 | exprs.into_iter().fold(expr, |lhs, (op, rhs)| Expr::Binary { [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 217 | lhs: Box::new(lhs), [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] error: this value of type `Box` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser/expression.rs:191:18 [INFO] [stdout] | [INFO] [stdout] 190 | exprs.into_iter().fold(expr, |lhs, (op, rhs)| Expr::Binary { [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 191 | lhs: Box::new(lhs), [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] error: this value of type `Box` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser/expression.rs:217:18 [INFO] [stdout] | [INFO] [stdout] 216 | exprs.into_iter().fold(expr, |lhs, (op, rhs)| Expr::Binary { [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 217 | lhs: Box::new(lhs), [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: field `0` is never read [INFO] [stdout] --> src/parser.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | EscapedChar(char), [INFO] [stdout] | ----------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | EscapedChar(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mlrs` (bin "mlrs") due to 6 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | EscapedChar(char), [INFO] [stdout] | ----------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | EscapedChar(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mlrs` (bin "mlrs" test) due to 6 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "a6f36be189a4982142b4c551d80858c52db056fffa77cae08a8049327415c93c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6f36be189a4982142b4c551d80858c52db056fffa77cae08a8049327415c93c", kill_on_drop: false }` [INFO] [stdout] a6f36be189a4982142b4c551d80858c52db056fffa77cae08a8049327415c93c