[INFO] fetching crate cxx-qt-gen 0.6.1... [INFO] checking cxx-qt-gen-0.6.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate cxx-qt-gen 0.6.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate cxx-qt-gen 0.6.1 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 cxx-qt-gen 0.6.1 [INFO] finished tweaking crates.io crate cxx-qt-gen 0.6.1 [INFO] tweaked toml for crates.io crate cxx-qt-gen 0.6.1 written to /workspace/builds/worker-7-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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 13 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 32940ba70a5c9412c5290d080a50df07da02f3dd09d72d1f0e576af1c2918243 [INFO] running `Command { std: "docker" "start" "-a" "32940ba70a5c9412c5290d080a50df07da02f3dd09d72d1f0e576af1c2918243", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32940ba70a5c9412c5290d080a50df07da02f3dd09d72d1f0e576af1c2918243", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32940ba70a5c9412c5290d080a50df07da02f3dd09d72d1f0e576af1c2918243", kill_on_drop: false }` [INFO] [stdout] 32940ba70a5c9412c5290d080a50df07da02f3dd09d72d1f0e576af1c2918243 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b040c8050a6515b86d561f0daa5d98101afda83fef00e57e9bd40801555338ba [INFO] running `Command { std: "docker" "start" "-a" "b040c8050a6515b86d561f0daa5d98101afda83fef00e57e9bd40801555338ba", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking convert_case v0.6.0 [INFO] [stderr] Checking pretty_assertions v1.4.1 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Checking clang-format v0.3.0 [INFO] [stderr] Checking cxx-qt-gen v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `syn::Ident` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/syntax/foreignmod.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 50 | let attrs = input.call(Attribute::parse_outer)?; [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 51 | let visibility: Visibility = input.parse()?; [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 54 | let ident: Ident = input.parse()?; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | / quote! { [INFO] [stdout] 72 | | #(#attrs)* [INFO] [stdout] 73 | | #visibility #type_token #ident; [INFO] [stdout] 74 | | } [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] = 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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cxx-qt-gen` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `mappings::ParsedCxxMappings` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/generator/cpp/inherit.rs:64:14 [INFO] [stdout] | [INFO] [stdout] 59 | let inherited_methods = vec![ParsedInheritedMethod::parse(method, Safety::Safe).unwrap()]; [INFO] [stdout] | ----------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 64 | &ParsedCxxMappings::default(), [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 `naming::qobject::QObjectName` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/generator/rust/constructor.rs:473:14 [INFO] [stdout] | [INFO] [stdout] 473 | &mock_name(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 476 | &format_ident!("ffi"), [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 `naming::qobject::QObjectName` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/generator/rust/inherit.rs:76:19 [INFO] [stdout] | [INFO] [stdout] 75 | let inherited_methods = vec![ParsedInheritedMethod::parse(method, safety).unwrap()]; [INFO] [stdout] | ----------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 76 | generate(&create_qobjectname(), &inherited_methods) [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 `syn::Ident` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/syntax/foreignmod.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 50 | let attrs = input.call(Attribute::parse_outer)?; [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 51 | let visibility: Visibility = input.parse()?; [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 54 | let ident: Ident = input.parse()?; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | / quote! { [INFO] [stdout] 72 | | #(#attrs)* [INFO] [stdout] 73 | | #visibility #type_token #ident; [INFO] [stdout] 74 | | } [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: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cxx-qt-gen` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "b040c8050a6515b86d561f0daa5d98101afda83fef00e57e9bd40801555338ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b040c8050a6515b86d561f0daa5d98101afda83fef00e57e9bd40801555338ba", kill_on_drop: false }` [INFO] [stdout] b040c8050a6515b86d561f0daa5d98101afda83fef00e57e9bd40801555338ba