[INFO] fetching crate futures-signals-component-macro 0.1.1... [INFO] checking futures-signals-component-macro-0.1.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate futures-signals-component-macro 0.1.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate futures-signals-component-macro 0.1.1 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] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml [INFO] started tweaking crates.io crate futures-signals-component-macro 0.1.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate futures-signals-component-macro 0.1.1 [INFO] tweaked toml for crates.io crate futures-signals-component-macro 0.1.1 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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 61 packages to latest compatible versions [INFO] [stderr] Adding gloo-events v0.1.2 (available: v0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [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-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] 1346d2b3d3f9669e3a5e4ba958575f7bd2ee36f421752c9e0b2f5940b513c242 [INFO] running `Command { std: "docker" "start" "-a" "1346d2b3d3f9669e3a5e4ba958575f7bd2ee36f421752c9e0b2f5940b513c242", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1346d2b3d3f9669e3a5e4ba958575f7bd2ee36f421752c9e0b2f5940b513c242", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1346d2b3d3f9669e3a5e4ba958575f7bd2ee36f421752c9e0b2f5940b513c242", kill_on_drop: false }` [INFO] [stdout] 1346d2b3d3f9669e3a5e4ba958575f7bd2ee36f421752c9e0b2f5940b513c242 [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] 4178cc908b3d8b5b7bc6853afbf7cf81c666ded851013a26206eb49b1c3a69d4 [INFO] running `Command { std: "docker" "start" "-a" "4178cc908b3d8b5b7bc6853afbf7cf81c666ded851013a26206eb49b1c3a69d4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.93 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling bumpalo v3.16.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.93 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling convert_case v0.6.0 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling uuid v1.10.0 [INFO] [stderr] Checking futures-signals-component-macro v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/render/render_prop_impl.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 13 | let generics = compute_component_generics(cmp, false, false); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | let generic_idents = generics [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 23 | let mut changed_generics: Vec = vec![]; [INFO] [stdout] | -------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 24 | let mut out_rewrites = vec![]; [INFO] [stdout] | ---------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | let mut ty_ = prop.type_.clone(); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | let docs = render_doc_exprs(&prop.docs); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | [INFO] [stdout] 30 | let value_assign_expr = if let Some(_default) = &prop.default { [INFO] [stdout] | ----------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 57 | let changed_generics_nosig = changed_generics.clone(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | / quote! { [INFO] [stdout] 108 | | impl<#(#generics),*> #props_struct_name<#(#generic_idents),*> { [INFO] [stdout] 109 | | #docs [INFO] [stdout] 110 | | pub fn #prop_name<#(#changed_generics_nosig),*>(mut self, v: #always_value_type) -> #props_struct_name<#(#generic_idents_... [INFO] [stdout] ... | [INFO] [stdout] 121 | | } [INFO] [stdout] 122 | | } [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] ... [INFO] [stdout] 139 | / quote! { [INFO] [stdout] 140 | | impl<#(#generics),*> #props_struct_name<#(#generic_idents),*> { [INFO] [stdout] 141 | | #docs [INFO] [stdout] 142 | | pub fn #prop_name<#(#changed_generics),*>(mut self, v: #ty_) -> #props_struct_name<#(#generic_idents_out),*> { [INFO] [stdout] ... | [INFO] [stdout] 148 | | } [INFO] [stdout] 149 | | } [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] | [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: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | let mut cmp: Component = Component { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-signals-component-macro` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4178cc908b3d8b5b7bc6853afbf7cf81c666ded851013a26206eb49b1c3a69d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4178cc908b3d8b5b7bc6853afbf7cf81c666ded851013a26206eb49b1c3a69d4", kill_on_drop: false }` [INFO] [stdout] 4178cc908b3d8b5b7bc6853afbf7cf81c666ded851013a26206eb49b1c3a69d4