[INFO] fetching crate c-closures-build 4.0.0... [INFO] checking c-closures-build-4.0.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate c-closures-build 4.0.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate c-closures-build 4.0.0 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate c-closures-build 4.0.0 [INFO] finished tweaking crates.io crate c-closures-build 4.0.0 [INFO] tweaked toml for crates.io crate c-closures-build 4.0.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 439c314fbd0b5b799cf93c351c48d77bb8050f7c9192591009935e8f1f3ad16d [INFO] running `Command { std: "docker" "start" "-a" "439c314fbd0b5b799cf93c351c48d77bb8050f7c9192591009935e8f1f3ad16d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "439c314fbd0b5b799cf93c351c48d77bb8050f7c9192591009935e8f1f3ad16d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "439c314fbd0b5b799cf93c351c48d77bb8050f7c9192591009935e8f1f3ad16d", kill_on_drop: false }` [INFO] [stdout] 439c314fbd0b5b799cf93c351c48d77bb8050f7c9192591009935e8f1f3ad16d [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c2e293197f931c93bdda5c2499a7ff88529c97e9d33705636b4d81977fde8ae [INFO] running `Command { std: "docker" "start" "-a" "7c2e293197f931c93bdda5c2499a7ff88529c97e9d33705636b4d81977fde8ae", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking c-closures-build v4.0.0 (/opt/rustwide/workdir) [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/lib.rs:156:55 [INFO] [stdout] | [INFO] [stdout] 156 | call_recurse(item, f).map(|items| Some(item.clone()).into_iter().chain(items)) [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:332:5 [INFO] [stdout] | [INFO] [stdout] 331 | fn gen_drop_fns(function_name: Ident, ty: Type) -> Item { [INFO] [stdout] | -------------------- -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 332 | / parse2(quote! { [INFO] [stdout] 333 | | #[no_mangle] [INFO] [stdout] 334 | | pub extern "C" fn #function_name(_ret: #ty) { [INFO] [stdout] 335 | | // Do nothing, drop is implicit. [INFO] [stdout] 336 | | } [INFO] [stdout] 337 | | }) [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: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `c-closures-build` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/lib.rs:156:55 [INFO] [stdout] | [INFO] [stdout] 156 | call_recurse(item, f).map(|items| Some(item.clone()).into_iter().chain(items)) [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:332:5 [INFO] [stdout] | [INFO] [stdout] 331 | fn gen_drop_fns(function_name: Ident, ty: Type) -> Item { [INFO] [stdout] | -------------------- -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 332 | / parse2(quote! { [INFO] [stdout] 333 | | #[no_mangle] [INFO] [stdout] 334 | | pub extern "C" fn #function_name(_ret: #ty) { [INFO] [stdout] 335 | | // Do nothing, drop is implicit. [INFO] [stdout] 336 | | } [INFO] [stdout] 337 | | }) [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: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `c-closures-build` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "7c2e293197f931c93bdda5c2499a7ff88529c97e9d33705636b4d81977fde8ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c2e293197f931c93bdda5c2499a7ff88529c97e9d33705636b4d81977fde8ae", kill_on_drop: false }` [INFO] [stdout] 7c2e293197f931c93bdda5c2499a7ff88529c97e9d33705636b4d81977fde8ae