[INFO] fetching crate isrepr_macros 0.1.0... [INFO] checking isrepr_macros-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate isrepr_macros 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate isrepr_macros 0.1.0 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 isrepr_macros 0.1.0 [INFO] finished tweaking crates.io crate isrepr_macros 0.1.0 [INFO] tweaked toml for crates.io crate isrepr_macros 0.1.0 written to /workspace/builds/worker-2-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] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 264109ac79611040a049a244e3bdbd7968cb5c10a4cf523aa2dfc8d25bdda80c [INFO] running `Command { std: "docker" "start" "-a" "264109ac79611040a049a244e3bdbd7968cb5c10a4cf523aa2dfc8d25bdda80c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "264109ac79611040a049a244e3bdbd7968cb5c10a4cf523aa2dfc8d25bdda80c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "264109ac79611040a049a244e3bdbd7968cb5c10a4cf523aa2dfc8d25bdda80c", kill_on_drop: false }` [INFO] [stdout] 264109ac79611040a049a244e3bdbd7968cb5c10a4cf523aa2dfc8d25bdda80c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 16b9e633193dc7210f776a9f1a7e375ccf86be579dc763373ae24fff15a68d3d [INFO] running `Command { std: "docker" "start" "-a" "16b9e633193dc7210f776a9f1a7e375ccf86be579dc763373ae24fff15a68d3d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking isrepr_macros v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `has_outer_tag` is never used [INFO] [stdout] --> src/repr/repr_enum.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 12 | trait EnumReprInfo { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] 13 | fn has_inner_tag(&self) -> bool; [INFO] [stdout] 14 | fn has_outer_tag(&self) -> bool; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:7:11 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn derive(input: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | match repr::do_derive(input.into()) { [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/repr/repr_util.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 121 | let delim = match fields { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 122 | Fields::Named(_) => quote! {}, [INFO] [stdout] 123 | _ => quote! {;}, [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 124 | }; [INFO] [stdout] 125 | syn::parse2(quote! { struct #ty #fields #delim }).unwrap() [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/repr/repr_util.rs:159:9 [INFO] [stdout] | [INFO] [stdout] 132 | fn unpack(&self, ref_: bool, first_name: Option) -> syn::Pat { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 139 | let idents = first_name [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 143 | let maybe_ref = if ref_ { quote!(ref) } else { quote!() }; [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] ... [INFO] [stdout] 147 | let raw = match fields { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 148 | Fields::Named(fs) => { [INFO] [stdout] 149 | let fields = fs.named.iter().map(|i| i.ident.as_ref().unwrap()); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 150 | / quote! { [INFO] [stdout] 151 | | #ty { #(#fields: #maybe_ref #idents),* } [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] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 152 | | } [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] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 155 | | quote! { #ty (#(#maybe_ref #idents),*) } [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] | | 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] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 156 | | } [INFO] [stdout] 157 | | _ => quote! { #ty }, [INFO] [stdout] | | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 158 | | }; [INFO] [stdout] 159 | | syn::parse2(raw).unwrap() [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `has_outer_tag` is never used [INFO] [stdout] --> src/repr/repr_enum.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 12 | trait EnumReprInfo { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] 13 | fn has_inner_tag(&self) -> bool; [INFO] [stdout] 14 | fn has_outer_tag(&self) -> bool; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:7:11 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn derive(input: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | match repr::do_derive(input.into()) { [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/repr/repr_util.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 121 | let delim = match fields { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 122 | Fields::Named(_) => quote! {}, [INFO] [stdout] 123 | _ => quote! {;}, [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 124 | }; [INFO] [stdout] 125 | syn::parse2(quote! { struct #ty #fields #delim }).unwrap() [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 `isrepr_macros` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/repr/repr_util.rs:159:9 [INFO] [stdout] | [INFO] [stdout] 132 | fn unpack(&self, ref_: bool, first_name: Option) -> syn::Pat { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 139 | let idents = first_name [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 143 | let maybe_ref = if ref_ { quote!(ref) } else { quote!() }; [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] ... [INFO] [stdout] 147 | let raw = match fields { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 148 | Fields::Named(fs) => { [INFO] [stdout] 149 | let fields = fs.named.iter().map(|i| i.ident.as_ref().unwrap()); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 150 | / quote! { [INFO] [stdout] 151 | | #ty { #(#fields: #maybe_ref #idents),* } [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] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 152 | | } [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] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 155 | | quote! { #ty (#(#maybe_ref #idents),*) } [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] | | 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] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 156 | | } [INFO] [stdout] 157 | | _ => quote! { #ty }, [INFO] [stdout] | | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 158 | | }; [INFO] [stdout] 159 | | syn::parse2(raw).unwrap() [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `isrepr_macros` (lib test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "16b9e633193dc7210f776a9f1a7e375ccf86be579dc763373ae24fff15a68d3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16b9e633193dc7210f776a9f1a7e375ccf86be579dc763373ae24fff15a68d3d", kill_on_drop: false }` [INFO] [stdout] 16b9e633193dc7210f776a9f1a7e375ccf86be579dc763373ae24fff15a68d3d