[INFO] fetching crate enumflags2_derive 0.7.10... [INFO] checking enumflags2_derive-0.7.10 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate enumflags2_derive 0.7.10 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate enumflags2_derive 0.7.10 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 enumflags2_derive 0.7.10 [INFO] finished tweaking crates.io crate enumflags2_derive 0.7.10 [INFO] tweaked toml for crates.io crate enumflags2_derive 0.7.10 written to /workspace/builds/worker-6-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] 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] [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f95e2218714edc6b005f11dce2b2148ee651ad4728c0a67b5a16c8cf17bd95b3 [INFO] running `Command { std: "docker" "start" "-a" "f95e2218714edc6b005f11dce2b2148ee651ad4728c0a67b5a16c8cf17bd95b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f95e2218714edc6b005f11dce2b2148ee651ad4728c0a67b5a16c8cf17bd95b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f95e2218714edc6b005f11dce2b2148ee651ad4728c0a67b5a16c8cf17bd95b3", kill_on_drop: false }` [INFO] [stdout] f95e2218714edc6b005f11dce2b2148ee651ad4728c0a67b5a16c8cf17bd95b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ec2599f773a40c50160e039a517144338d46d70755a3fa318e6c6209658bd64a [INFO] running `Command { std: "docker" "start" "-a" "ec2599f773a40c50160e039a517144338d46d70755a3fa318e6c6209658bd64a", kill_on_drop: false }` [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking enumflags2_derive v0.7.10 (/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:51:12 [INFO] [stdout] | [INFO] [stdout] 45 | let mut default = vec![input.parse()?]; [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 51 | Ok(Parameters { default }) [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:64:5 [INFO] [stdout] | [INFO] [stdout] 57 | attr: proc_macro::TokenStream, [INFO] [stdout] | ----------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 58 | input: proc_macro::TokenStream, [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 59 | ) -> proc_macro::TokenStream { [INFO] [stdout] 60 | let Parameters { default } = parse_macro_input!(attr as Parameters); [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] 61 | let mut ast = parse_macro_input!(input as DeriveInput); [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] 62 | let output = gen_enumflags(&mut ast, default); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 63 | [INFO] [stdout] 64 | / output [INFO] [stdout] 65 | | .unwrap_or_else(|err| { [INFO] [stdout] 66 | | let error = err.to_compile_error(); [INFO] [stdout] 67 | | quote! { [INFO] [stdout] ... | [INFO] [stdout] 70 | | } [INFO] [stdout] 71 | | }) [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: 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:100:5 [INFO] [stdout] | [INFO] [stdout] 98 | variants: impl Iterator, [INFO] [stdout] | ----------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 99 | ) -> Result>, syn::Error> { [INFO] [stdout] 100 | / variants [INFO] [stdout] 101 | | .map(|variant| { [INFO] [stdout] 102 | | if !matches!(variant.fields, syn::Fields::Unit) { [INFO] [stdout] 103 | | return Err(syn::Error::new_spanned( [INFO] [stdout] ... | [INFO] [stdout] 121 | | Ok(Flag { name, span, value }) [INFO] [stdout] 122 | | }) [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: 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:121:16 [INFO] [stdout] | [INFO] [stdout] 109 | let name = variant.ident.clone(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 121 | Ok(Flag { name, span, value }) [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: 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:51:12 [INFO] [stdout] | [INFO] [stdout] 45 | let mut default = vec![input.parse()?]; [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 51 | Ok(Parameters { default }) [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:64:5 [INFO] [stdout] | [INFO] [stdout] 57 | attr: proc_macro::TokenStream, [INFO] [stdout] | ----------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 58 | input: proc_macro::TokenStream, [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 59 | ) -> proc_macro::TokenStream { [INFO] [stdout] 60 | let Parameters { default } = parse_macro_input!(attr as Parameters); [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] 61 | let mut ast = parse_macro_input!(input as DeriveInput); [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] 62 | let output = gen_enumflags(&mut ast, default); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 63 | [INFO] [stdout] 64 | / output [INFO] [stdout] 65 | | .unwrap_or_else(|err| { [INFO] [stdout] 66 | | let error = err.to_compile_error(); [INFO] [stdout] 67 | | quote! { [INFO] [stdout] ... | [INFO] [stdout] 70 | | } [INFO] [stdout] 71 | | }) [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: 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:100:5 [INFO] [stdout] | [INFO] [stdout] 98 | variants: impl Iterator, [INFO] [stdout] | ----------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 99 | ) -> Result>, syn::Error> { [INFO] [stdout] 100 | / variants [INFO] [stdout] 101 | | .map(|variant| { [INFO] [stdout] 102 | | if !matches!(variant.fields, syn::Fields::Unit) { [INFO] [stdout] 103 | | return Err(syn::Error::new_spanned( [INFO] [stdout] ... | [INFO] [stdout] 121 | | Ok(Flag { name, span, value }) [INFO] [stdout] 122 | | }) [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: 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:121:16 [INFO] [stdout] | [INFO] [stdout] 109 | let name = variant.ident.clone(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 121 | Ok(Flag { name, span, value }) [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: 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:135:5 [INFO] [stdout] | [INFO] [stdout] 127 | let tokens = if previous_variants.is_empty() { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 128 | quote!(1) [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 129 | } else { [INFO] [stdout] 130 | / quote!(::enumflags2::_internal::next_bit( [INFO] [stdout] 131 | | #(#type_name::#previous_variants as u128)|* [INFO] [stdout] 132 | | ) as #repr) [INFO] [stdout] | | - [INFO] [stdout] | |___________________| [INFO] [stdout] | |___________________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 135 | | syn::parse2(tokens).expect("couldn't parse inferred value") [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: 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:274:29 [INFO] [stdout] | [INFO] [stdout] 274 | .flat_map(|variant| check_flag(ident, variant, bits).transpose()) [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 6 previous errors [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:135:5 [INFO] [stdout] | [INFO] [stdout] 127 | let tokens = if previous_variants.is_empty() { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 128 | quote!(1) [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 129 | } else { [INFO] [stdout] 130 | / quote!(::enumflags2::_internal::next_bit( [INFO] [stdout] 131 | | #(#type_name::#previous_variants as u128)|* [INFO] [stdout] 132 | | ) as #repr) [INFO] [stdout] | | - [INFO] [stdout] | |___________________| [INFO] [stdout] | |___________________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 135 | | syn::parse2(tokens).expect("couldn't parse inferred value") [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: 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:274:29 [INFO] [stdout] | [INFO] [stdout] 274 | .flat_map(|variant| check_flag(ident, variant, bits).transpose()) [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] [stderr] error: could not compile `enumflags2_derive` (lib test) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `enumflags2_derive` (lib) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "ec2599f773a40c50160e039a517144338d46d70755a3fa318e6c6209658bd64a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec2599f773a40c50160e039a517144338d46d70755a3fa318e6c6209658bd64a", kill_on_drop: false }` [INFO] [stdout] ec2599f773a40c50160e039a517144338d46d70755a3fa318e6c6209658bd64a