[INFO] fetching crate nebula-derive 0.0.1... [INFO] checking nebula-derive-0.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate nebula-derive 0.0.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate nebula-derive 0.0.1 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] removed /workspace/builds/worker-6-tc2/source/rust-toolchain [INFO] started tweaking crates.io crate nebula-derive 0.0.1 [INFO] finished tweaking crates.io crate nebula-derive 0.0.1 [INFO] tweaked toml for crates.io crate nebula-derive 0.0.1 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 11 packages to latest compatible versions [INFO] [stderr] Adding darling v0.14.4 (latest: v0.20.10) [INFO] [stderr] Adding darling_core v0.14.4 (latest: v0.20.10) [INFO] [stderr] Adding darling_macro v0.14.4 (latest: v0.20.10) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [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] [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] ffbe9b94a3602d5447240c21ec2f6ffdd6d72f2745e7b538a907ffa3895055e6 [INFO] running `Command { std: "docker" "start" "-a" "ffbe9b94a3602d5447240c21ec2f6ffdd6d72f2745e7b538a907ffa3895055e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffbe9b94a3602d5447240c21ec2f6ffdd6d72f2745e7b538a907ffa3895055e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffbe9b94a3602d5447240c21ec2f6ffdd6d72f2745e7b538a907ffa3895055e6", kill_on_drop: false }` [INFO] [stdout] ffbe9b94a3602d5447240c21ec2f6ffdd6d72f2745e7b538a907ffa3895055e6 [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] efc43080f432a235589a10a4681beda9cc812b72c2c35f66ff65c86bf415c6fa [INFO] running `Command { std: "docker" "start" "-a" "efc43080f432a235589a10a4681beda9cc812b72c2c35f66ff65c86bf415c6fa", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking darling_core v0.14.4 [INFO] [stderr] Compiling darling_macro v0.14.4 [INFO] [stderr] Checking darling v0.14.4 [INFO] [stderr] Checking nebula-derive v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `LexError` [INFO] [stdout] --> src/lib.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 9 | use proc_macro::{self, LexError}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DataEnum`, `DataUnion`, `Ident`, and `Type` [INFO] [stdout] --> src/lib.rs:15:24 [INFO] [stdout] | [INFO] [stdout] 15 | parse_macro_input, DataEnum, DataUnion, DeriveInput, Field, FieldsNamed, FieldsUnnamed, Ident, [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^^ ^^^^^ [INFO] [stdout] 16 | Type, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `getter` [INFO] [stdout] --> src/lib.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 19 | macro_rules! getter { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `java_getter` [INFO] [stdout] --> src/lib.rs:29:14 [INFO] [stdout] | [INFO] [stdout] 29 | macro_rules! java_getter { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `setter` [INFO] [stdout] --> src/lib.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | macro_rules! setter { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `java_setter` [INFO] [stdout] --> src/lib.rs:49:14 [INFO] [stdout] | [INFO] [stdout] 49 | macro_rules! java_setter { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LexError` [INFO] [stdout] --> src/lib.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 9 | use proc_macro::{self, LexError}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DataEnum`, `DataUnion`, `Ident`, and `Type` [INFO] [stdout] --> src/lib.rs:15:24 [INFO] [stdout] | [INFO] [stdout] 15 | parse_macro_input, DataEnum, DataUnion, DeriveInput, Field, FieldsNamed, FieldsUnnamed, Ident, [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^^ ^^^^^ [INFO] [stdout] 16 | Type, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `getter` [INFO] [stdout] --> src/lib.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 19 | macro_rules! getter { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `java_getter` [INFO] [stdout] --> src/lib.rs:29:14 [INFO] [stdout] | [INFO] [stdout] 29 | macro_rules! java_getter { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `setter` [INFO] [stdout] --> src/lib.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | macro_rules! setter { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `java_setter` [INFO] [stdout] --> src/lib.rs:49:14 [INFO] [stdout] | [INFO] [stdout] 49 | macro_rules! java_setter { [INFO] [stdout] | ^^^^^^^^^^^ [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:150:5 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn simplify(input: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 131 | let input: DeriveInput = parse_macro_input!(input); [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] 135 | syn::Data::Struct(s) => match s.fields { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 136 | syn::Fields::Named(FieldsNamed { named, .. }) => handle_attributes(&opts, named), [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 137 | syn::Fields::Unnamed(FieldsUnnamed { unnamed, .. }) => { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 150 | / TokenStream::from_str(&format!( [INFO] [stdout] 151 | | r##" [INFO] [stdout] 152 | | impl {ident} {{ [INFO] [stdout] 153 | | {functions} [INFO] [stdout] ... | [INFO] [stdout] 156 | | functions = description.join("\n") [INFO] [stdout] 157 | | )) [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] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/lib.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | format!("a struct with {} unnamed fields", num_fields); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/lib.rs:143:17 [INFO] [stdout] | [INFO] [stdout] 143 | format!("a unit struct"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [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:150:5 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn simplify(input: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 131 | let input: DeriveInput = parse_macro_input!(input); [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] 135 | syn::Data::Struct(s) => match s.fields { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 136 | syn::Fields::Named(FieldsNamed { named, .. }) => handle_attributes(&opts, named), [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 137 | syn::Fields::Unnamed(FieldsUnnamed { unnamed, .. }) => { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 150 | / TokenStream::from_str(&format!( [INFO] [stdout] 151 | | r##" [INFO] [stdout] 152 | | impl {ident} {{ [INFO] [stdout] 153 | | {functions} [INFO] [stdout] ... | [INFO] [stdout] 156 | | functions = description.join("\n") [INFO] [stdout] 157 | | )) [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; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/lib.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | format!("a struct with {} unnamed fields", num_fields); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/lib.rs:143:17 [INFO] [stdout] | [INFO] [stdout] 143 | format!("a unit struct"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nebula-derive` (lib test) due to 2 previous errors; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `nebula-derive` (lib) due to 2 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "efc43080f432a235589a10a4681beda9cc812b72c2c35f66ff65c86bf415c6fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efc43080f432a235589a10a4681beda9cc812b72c2c35f66ff65c86bf415c6fa", kill_on_drop: false }` [INFO] [stdout] efc43080f432a235589a10a4681beda9cc812b72c2c35f66ff65c86bf415c6fa