[INFO] fetching crate ebpf-kern-macros 0.2.0... [INFO] checking ebpf-kern-macros-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ebpf-kern-macros 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate ebpf-kern-macros 0.2.0 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 ebpf-kern-macros 0.2.0 [INFO] finished tweaking crates.io crate ebpf-kern-macros 0.2.0 [INFO] tweaked toml for crates.io crate ebpf-kern-macros 0.2.0 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" "+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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64922705fd6b0e24dbdaf3390bc2c6d2ce1e620e6da97c9b15b9000349e04877 [INFO] running `Command { std: "docker" "start" "-a" "64922705fd6b0e24dbdaf3390bc2c6d2ce1e620e6da97c9b15b9000349e04877", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64922705fd6b0e24dbdaf3390bc2c6d2ce1e620e6da97c9b15b9000349e04877", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64922705fd6b0e24dbdaf3390bc2c6d2ce1e620e6da97c9b15b9000349e04877", kill_on_drop: false }` [INFO] [stdout] 64922705fd6b0e24dbdaf3390bc2c6d2ce1e620e6da97c9b15b9000349e04877 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0fede64b0a4f31d68883578eee9bff967fafb12c8ac3dd12c0e8bdf42e752c1 [INFO] running `Command { std: "docker" "start" "-a" "a0fede64b0a4f31d68883578eee9bff967fafb12c8ac3dd12c0e8bdf42e752c1", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v1.0.109 [INFO] [stderr] Checking ebpf-kern-macros v0.2.0 (/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:209:16 [INFO] [stdout] | [INFO] [stdout] 200 | Data::Struct(data) => data.fields.into_iter().try_fold(kt, |kt, field| { [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] 201 | let val = field.ident.unwrap(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 202 | let ty = field.ty; [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 203 | [INFO] [stdout] 204 | let KernelTokens { decl, new_field } = process_attrib(&field.attrs, &val, &ty)?; [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] 205 | let KernelTokens { [INFO] [stdout] 206 | decl: decl_a, [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 207 | new_field: new_field_a, [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 208 | } = kt; [INFO] [stdout] 209 | Ok(KernelTokens { [INFO] [stdout] | ________________^ [INFO] [stdout] 210 | | decl: quote::quote! { [INFO] [stdout] 211 | | #decl_a #decl [INFO] [stdout] 212 | | }, [INFO] [stdout] ... | [INFO] [stdout] 215 | | }, [INFO] [stdout] 216 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________| [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: aborting due to 1 previous error [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:209:16 [INFO] [stdout] | [INFO] [stdout] 200 | Data::Struct(data) => data.fields.into_iter().try_fold(kt, |kt, field| { [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] 201 | let val = field.ident.unwrap(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 202 | let ty = field.ty; [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 203 | [INFO] [stdout] 204 | let KernelTokens { decl, new_field } = process_attrib(&field.attrs, &val, &ty)?; [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] 205 | let KernelTokens { [INFO] [stdout] 206 | decl: decl_a, [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 207 | new_field: new_field_a, [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 208 | } = kt; [INFO] [stdout] 209 | Ok(KernelTokens { [INFO] [stdout] | ________________^ [INFO] [stdout] 210 | | decl: quote::quote! { [INFO] [stdout] 211 | | #decl_a #decl [INFO] [stdout] 212 | | }, [INFO] [stdout] ... | [INFO] [stdout] 215 | | }, [INFO] [stdout] 216 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________| [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] [stderr] error: could not compile `ebpf-kern-macros` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ebpf-kern-macros` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "a0fede64b0a4f31d68883578eee9bff967fafb12c8ac3dd12c0e8bdf42e752c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0fede64b0a4f31d68883578eee9bff967fafb12c8ac3dd12c0e8bdf42e752c1", kill_on_drop: false }` [INFO] [stdout] a0fede64b0a4f31d68883578eee9bff967fafb12c8ac3dd12c0e8bdf42e752c1