[INFO] fetching crate argp_derive 0.3.0... [INFO] checking argp_derive-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate argp_derive 0.3.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate argp_derive 0.3.0 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 argp_derive 0.3.0 [INFO] finished tweaking crates.io crate argp_derive 0.3.0 [INFO] tweaked toml for crates.io crate argp_derive 0.3.0 written to /workspace/builds/worker-3-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 13 packages to latest compatible versions [INFO] [stderr] Adding pulldown-cmark v0.9.6 (latest: v0.12.0) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b2e27c15d24d9e2646db636c148b08e2c503ff9259addd86efd813158b9b27f4 [INFO] running `Command { std: "docker" "start" "-a" "b2e27c15d24d9e2646db636c148b08e2c503ff9259addd86efd813158b9b27f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2e27c15d24d9e2646db636c148b08e2c503ff9259addd86efd813158b9b27f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2e27c15d24d9e2646db636c148b08e2c503ff9259addd86efd813158b9b27f4", kill_on_drop: false }` [INFO] [stdout] b2e27c15d24d9e2646db636c148b08e2c503ff9259addd86efd813158b9b27f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 544a4300e5ea14cd972f642ffb4089a5eda57c4c155012a2c59e69ebd2261094 [INFO] running `Command { std: "docker" "start" "-a" "544a4300e5ea14cd972f642ffb4089a5eda57c4c155012a2c59e69ebd2261094", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Compiling pulldown-cmark v0.9.6 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking argp_derive v0.3.0 (/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:203:14 [INFO] [stdout] | [INFO] [stdout] 109 | fn new(errors: &Errors, field: &'a syn::Field, attrs: FieldAttrs) -> Option { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 127 | let optionality; [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 203 | Some(StructField { [INFO] [stdout] | ______________^ [INFO] [stdout] 204 | | field, [INFO] [stdout] 205 | | attrs, [INFO] [stdout] 206 | | kind, [INFO] [stdout] ... | [INFO] [stdout] 210 | | long_name, [INFO] [stdout] 211 | | }) [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/lib.rs:316:43 [INFO] [stdout] | [INFO] [stdout] 316 | .map(|field| field.optionality == Optionality::Repeating) [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:646:14 [INFO] [stdout] | [INFO] [stdout] 642 | let mri = mri.clone(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 646 | .map(move |field| { [INFO] [stdout] | ______________^ [INFO] [stdout] 647 | | let field_name = field.name; [INFO] [stdout] 648 | | match field.kind { [INFO] [stdout] 649 | | FieldKind::Switch => unreachable!("switches are always optional"), [INFO] [stdout] ... | [INFO] [stdout] 686 | | } [INFO] [stdout] 687 | | }) [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/parse_attrs.rs:301:11 [INFO] [stdout] | [INFO] [stdout] 299 | f: impl FnOnce(&syn::Meta) -> Option<&R>, [INFO] [stdout] | ---------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 300 | ) -> Option { [INFO] [stdout] 301 | match attr.parse_meta() { [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `argp_derive` (lib) due to 5 previous errors [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/lib.rs:203:14 [INFO] [stdout] | [INFO] [stdout] 109 | fn new(errors: &Errors, field: &'a syn::Field, attrs: FieldAttrs) -> Option { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 127 | let optionality; [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 203 | Some(StructField { [INFO] [stdout] | ______________^ [INFO] [stdout] 204 | | field, [INFO] [stdout] 205 | | attrs, [INFO] [stdout] 206 | | kind, [INFO] [stdout] ... | [INFO] [stdout] 210 | | long_name, [INFO] [stdout] 211 | | }) [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/lib.rs:316:43 [INFO] [stdout] | [INFO] [stdout] 316 | .map(|field| field.optionality == Optionality::Repeating) [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:646:14 [INFO] [stdout] | [INFO] [stdout] 642 | let mri = mri.clone(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 646 | .map(move |field| { [INFO] [stdout] | ______________^ [INFO] [stdout] 647 | | let field_name = field.name; [INFO] [stdout] 648 | | match field.kind { [INFO] [stdout] 649 | | FieldKind::Switch => unreachable!("switches are always optional"), [INFO] [stdout] ... | [INFO] [stdout] 686 | | } [INFO] [stdout] 687 | | }) [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/parse_attrs.rs:301:11 [INFO] [stdout] | [INFO] [stdout] 299 | f: impl FnOnce(&syn::Meta) -> Option<&R>, [INFO] [stdout] | ---------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 300 | ) -> Option { [INFO] [stdout] 301 | match attr.parse_meta() { [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `argp_derive` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "544a4300e5ea14cd972f642ffb4089a5eda57c4c155012a2c59e69ebd2261094", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "544a4300e5ea14cd972f642ffb4089a5eda57c4c155012a2c59e69ebd2261094", kill_on_drop: false }` [INFO] [stdout] 544a4300e5ea14cd972f642ffb4089a5eda57c4c155012a2c59e69ebd2261094