[INFO] fetching crate serde-indexed 0.1.1... [INFO] checking serde-indexed-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate serde-indexed 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate serde-indexed 0.1.1 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 serde-indexed 0.1.1 [INFO] finished tweaking crates.io crate serde-indexed 0.1.1 [INFO] tweaked toml for crates.io crate serde-indexed 0.1.1 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 24 packages to latest compatible versions [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.1) [INFO] [stderr] Adding hash32 v0.2.1 (latest: v0.3.1) [INFO] [stderr] Adding heapless v0.7.17 (latest: v0.8.0) [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] 73e0a37b253ad4d9c344198e6ec4f6160f20653fc17480a8f7375f9336775fbd [INFO] running `Command { std: "docker" "start" "-a" "73e0a37b253ad4d9c344198e6ec4f6160f20653fc17480a8f7375f9336775fbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73e0a37b253ad4d9c344198e6ec4f6160f20653fc17480a8f7375f9336775fbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73e0a37b253ad4d9c344198e6ec4f6160f20653fc17480a8f7375f9336775fbd", kill_on_drop: false }` [INFO] [stdout] 73e0a37b253ad4d9c344198e6ec4f6160f20653fc17480a8f7375f9336775fbd [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] 751422b70a8adc49146be87bfc55c01932b4f1d7c4c5291e92eaba6097b82eb5 [INFO] running `Command { std: "docker" "start" "-a" "751422b70a8adc49146be87bfc55c01932b4f1d7c4c5291e92eaba6097b82eb5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking hex-literal v0.4.1 [INFO] [stderr] Compiling heapless v0.7.17 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking serde-indexed v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `ty` and `original` are never read [INFO] [stdout] --> src/parse.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Field { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 25 | pub ty: syn::Type, [INFO] [stdout] | ^^ [INFO] [stdout] 26 | pub original: syn::Field, [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/parse.rs:91:12 [INFO] [stdout] | [INFO] [stdout] 67 | let derive_input = DeriveInput::parse(input)?; [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 68 | [INFO] [stdout] 69 | let data: syn::DataStruct = match derive_input.data { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 70 | Data::Struct(data) => data, [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 78 | let syn_fields: syn::FieldsNamed = match data.fields { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 79 | Fields::Named(named_fields) => named_fields, [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 85 | let fields = fields_from_ast(&syn_fields.named)?; [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 86 | [INFO] [stdout] 87 | let lifetimes = lifetimes(&derive_input.generics); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 91 | Ok(Input { [INFO] [stdout] | ____________^ [INFO] [stdout] 92 | | ident: derive_input.ident, [INFO] [stdout] 93 | | attrs, [INFO] [stdout] 94 | | fields, [INFO] [stdout] 95 | | lifetimes, [INFO] [stdout] 96 | | }) [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] | [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serde-indexed` (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" "751422b70a8adc49146be87bfc55c01932b4f1d7c4c5291e92eaba6097b82eb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "751422b70a8adc49146be87bfc55c01932b4f1d7c4c5291e92eaba6097b82eb5", kill_on_drop: false }` [INFO] [stdout] 751422b70a8adc49146be87bfc55c01932b4f1d7c4c5291e92eaba6097b82eb5