[INFO] fetching crate versionize_derive 0.1.6... [INFO] checking versionize_derive-0.1.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate versionize_derive 0.1.6 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate versionize_derive 0.1.6 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 crates.io crate versionize_derive 0.1.6 [INFO] finished tweaking crates.io crate versionize_derive 0.1.6 [INFO] tweaked toml for crates.io crate versionize_derive 0.1.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 4 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9edce63e3498e246b380345d45076d8048d0ffbf97efb66bbad1540406ff9eb0 [INFO] running `Command { std: "docker" "start" "-a" "9edce63e3498e246b380345d45076d8048d0ffbf97efb66bbad1540406ff9eb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9edce63e3498e246b380345d45076d8048d0ffbf97efb66bbad1540406ff9eb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9edce63e3498e246b380345d45076d8048d0ffbf97efb66bbad1540406ff9eb0", kill_on_drop: false }` [INFO] [stdout] 9edce63e3498e246b380345d45076d8048d0ffbf97efb66bbad1540406ff9eb0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2fd9c9f0d3554853aaea744626131efcfe41a56fea9623f1eb818871a2361ed5 [INFO] running `Command { std: "docker" "start" "-a" "2fd9c9f0d3554853aaea744626131efcfe41a56fea9623f1eb818871a2361ed5", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking versionize_derive v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::boxed::Box` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/fields/struct_field.rs:123:24 [INFO] [stdout] | [INFO] [stdout] 101 | let field_ident = format_ident!("{}", self.name); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 123 | match *array.elem.clone() { [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: method `ty` is never used [INFO] [stdout] --> src/common.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait Descriptor { [INFO] [stdout] | ---------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 14 | fn ty(&self) -> String; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `FieldType` is never used [INFO] [stdout] --> src/common.rs:40:18 [INFO] [stdout] | [INFO] [stdout] 40 | pub(crate) trait FieldType { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `std::boxed::Box` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/fields/struct_field.rs:123:24 [INFO] [stdout] | [INFO] [stdout] 101 | let field_ident = format_ident!("{}", self.name); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 123 | match *array.elem.clone() { [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `versionize_derive` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: method `ty` is never used [INFO] [stdout] --> src/common.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait Descriptor { [INFO] [stdout] | ---------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 14 | fn ty(&self) -> String; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `FieldType` is never used [INFO] [stdout] --> src/common.rs:40:18 [INFO] [stdout] | [INFO] [stdout] 40 | pub(crate) trait FieldType { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/common.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 49 | fn test_exists_at() { [INFO] [stdout] | ------------------- move the `impl` block outside of this function `test_exists_at` [INFO] [stdout] 50 | impl Exists for u32 { [INFO] [stdout] | ^^^^^------^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Exists` is not local [INFO] [stdout] | [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `versionize_derive` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "2fd9c9f0d3554853aaea744626131efcfe41a56fea9623f1eb818871a2361ed5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fd9c9f0d3554853aaea744626131efcfe41a56fea9623f1eb818871a2361ed5", kill_on_drop: false }` [INFO] [stdout] 2fd9c9f0d3554853aaea744626131efcfe41a56fea9623f1eb818871a2361ed5