[INFO] fetching crate winrt_gen 0.7.2... [INFO] checking winrt_gen-0.7.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate winrt_gen 0.7.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate winrt_gen 0.7.2 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 winrt_gen 0.7.2 [INFO] finished tweaking crates.io crate winrt_gen 0.7.2 [INFO] tweaked toml for crates.io crate winrt_gen 0.7.2 written to /workspace/builds/worker-4-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 14 packages to latest compatible versions [INFO] [stderr] Adding sha1 v0.6.1 (available: v0.10.6) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c2e4209b52c29788a506617b18ae1b868c28e8c26f4776d1c3964fb2fb7f2b63 [INFO] running `Command { std: "docker" "start" "-a" "c2e4209b52c29788a506617b18ae1b868c28e8c26f4776d1c3964fb2fb7f2b63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2e4209b52c29788a506617b18ae1b868c28e8c26f4776d1c3964fb2fb7f2b63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2e4209b52c29788a506617b18ae1b868c28e8c26f4776d1c3964fb2fb7f2b63", kill_on_drop: false }` [INFO] [stdout] c2e4209b52c29788a506617b18ae1b868c28e8c26f4776d1c3964fb2fb7f2b63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cbd9e102fa3cd31d45f9b0471aa104d0478ec017060607d0c85a1510d4f9b430 [INFO] running `Command { std: "docker" "start" "-a" "cbd9e102fa3cd31d45f9b0471aa104d0478ec017060607d0c85a1510d4f9b430", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking sha1_smol v1.0.1 [INFO] [stderr] Checking sha1 v0.6.1 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Compiling winrt_gen_macros v0.7.2 [INFO] [stderr] Checking winrt_gen v0.7.2 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `proc_macro2::Ident` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types/delegate.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | let name = format_impl_ident(&self.name.name[..self.name.name.len() - 2]); [INFO] [stdout] | ^^^^ [INFO] [stdout] 252 | let generics = self.name.generics.iter().map(|g| g.to_tokens()); [INFO] [stdout] 253 | quote! { #name<#(#generics,)* #fn_constraint> } [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] | [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 `proc_macro2::Ident` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types/delegate.rs:262:17 [INFO] [stdout] | [INFO] [stdout] 262 | let name = format_impl_ident(&self.name.name[..self.name.name.len() - 2]); [INFO] [stdout] | ^^^^ [INFO] [stdout] 263 | let generics = self.name.generics.iter().map(|g| g.to_tokens()); [INFO] [stdout] 264 | quote! { #name::<#(#generics,)* F> } [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] | [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 `proc_macro2::Ident` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types/delegate.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | let name = format_impl_ident(&self.name.name[..self.name.name.len() - 2]); [INFO] [stdout] | ^^^^ [INFO] [stdout] 252 | let generics = self.name.generics.iter().map(|g| g.to_tokens()); [INFO] [stdout] 253 | quote! { #name<#(#generics,)* #fn_constraint> } [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] | [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 `proc_macro2::Ident` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types/delegate.rs:262:17 [INFO] [stdout] | [INFO] [stdout] 262 | let name = format_impl_ident(&self.name.name[..self.name.name.len() - 2]); [INFO] [stdout] | ^^^^ [INFO] [stdout] 263 | let generics = self.name.generics.iter().map(|g| g.to_tokens()); [INFO] [stdout] 264 | quote! { #name::<#(#generics,)* F> } [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] | [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 `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types/type_name.rs:435:13 [INFO] [stdout] | [INFO] [stdout] 435 | let colon_separated = namespace.map(|_| quote! { :: }); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 438 | quote! { #namespace#name#colon_separated<#(#generics),*> } [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] | [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 `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types/type_name.rs:435:13 [INFO] [stdout] | [INFO] [stdout] 435 | let colon_separated = namespace.map(|_| quote! { :: }); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 438 | quote! { #namespace#name#colon_separated<#(#generics),*> } [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] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/element_type.rs:47:36 [INFO] [stdout] | [INFO] [stdout] 47 | unknown_type => panic!(format!("Unexpected ElementType: {:x}", unknown_type)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 47 - unknown_type => panic!(format!("Unexpected ElementType: {:x}", unknown_type)), [INFO] [stdout] 47 + unknown_type => panic!("Unexpected ElementType: {:x}", unknown_type), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/element_type.rs:47:36 [INFO] [stdout] | [INFO] [stdout] 47 | unknown_type => panic!(format!("Unexpected ElementType: {:x}", unknown_type)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 47 - unknown_type => panic!(format!("Unexpected ElementType: {:x}", unknown_type)), [INFO] [stdout] 47 + unknown_type => panic!("Unexpected ElementType: {:x}", unknown_type), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `winrt_gen` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `winrt_gen` (lib test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "cbd9e102fa3cd31d45f9b0471aa104d0478ec017060607d0c85a1510d4f9b430", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbd9e102fa3cd31d45f9b0471aa104d0478ec017060607d0c85a1510d4f9b430", kill_on_drop: false }` [INFO] [stdout] cbd9e102fa3cd31d45f9b0471aa104d0478ec017060607d0c85a1510d4f9b430