[INFO] fetching crate pyo3-macros-backend 0.22.3... [INFO] checking pyo3-macros-backend-0.22.3 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate pyo3-macros-backend 0.22.3 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate pyo3-macros-backend 0.22.3 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 pyo3-macros-backend 0.22.3 [INFO] finished tweaking crates.io crate pyo3-macros-backend 0.22.3 [INFO] tweaked toml for crates.io crate pyo3-macros-backend 0.22.3 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] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [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-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] 5f725e7f81de2e91d38d3d3e5d5c189563a58d5b057a276c1dde03a842043c7f [INFO] running `Command { std: "docker" "start" "-a" "5f725e7f81de2e91d38d3d3e5d5c189563a58d5b057a276c1dde03a842043c7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f725e7f81de2e91d38d3d3e5d5c189563a58d5b057a276c1dde03a842043c7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f725e7f81de2e91d38d3d3e5d5c189563a58d5b057a276c1dde03a842043c7f", kill_on_drop: false }` [INFO] [stdout] 5f725e7f81de2e91d38d3d3e5d5c189563a58d5b057a276c1dde03a842043c7f [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] 732008f754de3611238ec6aeaffebde189bffdd1eed319ed0ddc083a13e3940e [INFO] running `Command { std: "docker" "start" "-a" "732008f754de3611238ec6aeaffebde189bffdd1eed319ed0ddc083a13e3940e", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.12.16 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Compiling pyo3-build-config v0.22.3 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Compiling pyo3-macros-backend v0.22.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/attributes.rs:78:28 [INFO] [stdout] | [INFO] [stdout] 77 | let string_literal: LitStr = input.parse()?; [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 78 | if let Ok(ident) = string_literal.parse_with(Ident::parse_any) { [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 `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/attributes.rs:78:28 [INFO] [stdout] | [INFO] [stdout] 77 | let string_literal: LitStr = input.parse()?; [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 78 | if let Ok(ident) = string_literal.parse_with(Ident::parse_any) { [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 `Holders` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/method.rs:835:21 [INFO] [stdout] | [INFO] [stdout] 744 | let rust_name = if let Some(cls) = cls { [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 750 | let deprecation = deprecate_trailing_option_default(self); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 835 | let mut holders = Holders::new(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 840 | let call = quote_spanned! {*output_span=> #rust_name(#self_arg #(#args),*) }; [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] | [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 `Holders` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/method.rs:835:21 [INFO] [stdout] | [INFO] [stdout] 744 | let rust_name = if let Some(cls) = cls { [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 750 | let deprecation = deprecate_trailing_option_default(self); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 835 | let mut holders = Holders::new(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 840 | let call = quote_spanned! {*output_span=> #rust_name(#self_arg #(#args),*) }; [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] | [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 `ConstSpec<'_>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/pyclass.rs:1393:60 [INFO] [stdout] | [INFO] [stdout] 1392 | .map(|(var, py_name)| { [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] 1393 | gen_complex_enum_variant_attr(cls, &cls_type, &variant_to_attribute(var, &py_name), ctx) [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 `ConstSpec<'_>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/pyclass.rs:1393:60 [INFO] [stdout] | [INFO] [stdout] 1392 | .map(|(var, py_name)| { [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] 1393 | gen_complex_enum_variant_attr(cls, &cls_type, &variant_to_attribute(var, &py_name), ctx) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pyo3-macros-backend` (lib test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pyo3-macros-backend` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "732008f754de3611238ec6aeaffebde189bffdd1eed319ed0ddc083a13e3940e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "732008f754de3611238ec6aeaffebde189bffdd1eed319ed0ddc083a13e3940e", kill_on_drop: false }` [INFO] [stdout] 732008f754de3611238ec6aeaffebde189bffdd1eed319ed0ddc083a13e3940e