[INFO] fetching crate fievar 0.2.0... [INFO] checking fievar-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fievar 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate fievar 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 fievar 0.2.0 [INFO] finished tweaking crates.io crate fievar 0.2.0 [INFO] tweaked toml for crates.io crate fievar 0.2.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 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-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] d5077a1952ed3b4892f8de813b826e68b1b562fcd171c667f436313953cb61d0 [INFO] running `Command { std: "docker" "start" "-a" "d5077a1952ed3b4892f8de813b826e68b1b562fcd171c667f436313953cb61d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5077a1952ed3b4892f8de813b826e68b1b562fcd171c667f436313953cb61d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5077a1952ed3b4892f8de813b826e68b1b562fcd171c667f436313953cb61d0", kill_on_drop: false }` [INFO] [stdout] d5077a1952ed3b4892f8de813b826e68b1b562fcd171c667f436313953cb61d0 [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] dc400f3b218a606e73af4ca9f0d71259ecb666f20e0b5252e5ad033b2f8684c0 [INFO] running `Command { std: "docker" "start" "-a" "dc400f3b218a606e73af4ca9f0d71259ecb666f20e0b5252e5ad033b2f8684c0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking fievar 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:125:55 [INFO] [stdout] | [INFO] [stdout] 125 | ($strenm:expr, $fievars:expr, $fn_name:ident) => {{ [INFO] [stdout] | _______________________________________________________^ [INFO] [stdout] 126 | | let fievars = $fievars; [INFO] [stdout] 127 | | let strenm = $strenm; [INFO] [stdout] ... | [INFO] [stdout] 135 | | ) [INFO] [stdout] 136 | | }}; [INFO] [stdout] | |_____^ [INFO] [stdout] ... [INFO] [stdout] 142 | pub fn fields(item: TokenStream) -> TokenStream { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 143 | let DeriveInput { ident, data, .. } = parse_macro_input!(item as DeriveInput); [INFO] [stdout] | ----- ---- --------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 150 | gen_impl!(ident, na, fields).into() [INFO] [stdout] | ---------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `gen_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:125:55 [INFO] [stdout] | [INFO] [stdout] 125 | ($strenm:expr, $fievars:expr, $fn_name:ident) => {{ [INFO] [stdout] | _______________________________________________________^ [INFO] [stdout] 126 | | let fievars = $fievars; [INFO] [stdout] 127 | | let strenm = $strenm; [INFO] [stdout] ... | [INFO] [stdout] 135 | | ) [INFO] [stdout] 136 | | }}; [INFO] [stdout] | |_____^ [INFO] [stdout] ... [INFO] [stdout] 156 | pub fn variants(item: TokenStream) -> TokenStream { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 157 | let DeriveInput { ident, data, .. } = parse_macro_input!(item as DeriveInput); [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] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 164 | gen_impl!(ident, na, variants).into() [INFO] [stdout] | ------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `gen_impl` (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:312:5 [INFO] [stdout] | [INFO] [stdout] 306 | fn get_variant_attr_pairs(data: Data) -> Vec<(Ident, Option)> { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 307 | let variants = match data { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 308 | Data::Enum(DataEnum { variants, .. }) => variants, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 312 | / variants [INFO] [stdout] 313 | | .into_iter() [INFO] [stdout] 314 | | .map(|v| (v.ident, get_attr(v.attrs))) [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:314:28 [INFO] [stdout] | [INFO] [stdout] 314 | .map(|v| (v.ident, get_attr(v.attrs))) [INFO] [stdout] | - ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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:327:5 [INFO] [stdout] | [INFO] [stdout] 318 | fn get_field_attr_pairs(data: Data) -> Vec<(Ident, Option)> { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 319 | let fields = match data { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 320 | Data::Struct(DataStruct { [INFO] [stdout] 321 | fields: Fields::Named(FieldsNamed { named, .. }), [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 327 | / fields [INFO] [stdout] 328 | | .into_iter() [INFO] [stdout] 329 | | .map(|f| (f.ident.unwrap(), get_attr(f.attrs))) [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:329:19 [INFO] [stdout] | [INFO] [stdout] 329 | .map(|f| (f.ident.unwrap(), get_attr(f.attrs))) [INFO] [stdout] | - ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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:329:37 [INFO] [stdout] | [INFO] [stdout] 329 | .map(|f| (f.ident.unwrap(), get_attr(f.attrs))) [INFO] [stdout] | - ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fievar` (lib test) due to 8 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:125:55 [INFO] [stdout] | [INFO] [stdout] 125 | ($strenm:expr, $fievars:expr, $fn_name:ident) => {{ [INFO] [stdout] | _______________________________________________________^ [INFO] [stdout] 126 | | let fievars = $fievars; [INFO] [stdout] 127 | | let strenm = $strenm; [INFO] [stdout] ... | [INFO] [stdout] 135 | | ) [INFO] [stdout] 136 | | }}; [INFO] [stdout] | |_____^ [INFO] [stdout] ... [INFO] [stdout] 142 | pub fn fields(item: TokenStream) -> TokenStream { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 143 | let DeriveInput { ident, data, .. } = parse_macro_input!(item as DeriveInput); [INFO] [stdout] | ----- ---- --------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 150 | gen_impl!(ident, na, fields).into() [INFO] [stdout] | ---------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `gen_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:125:55 [INFO] [stdout] | [INFO] [stdout] 125 | ($strenm:expr, $fievars:expr, $fn_name:ident) => {{ [INFO] [stdout] | _______________________________________________________^ [INFO] [stdout] 126 | | let fievars = $fievars; [INFO] [stdout] 127 | | let strenm = $strenm; [INFO] [stdout] ... | [INFO] [stdout] 135 | | ) [INFO] [stdout] 136 | | }}; [INFO] [stdout] | |_____^ [INFO] [stdout] ... [INFO] [stdout] 156 | pub fn variants(item: TokenStream) -> TokenStream { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 157 | let DeriveInput { ident, data, .. } = parse_macro_input!(item as DeriveInput); [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] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 164 | gen_impl!(ident, na, variants).into() [INFO] [stdout] | ------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `gen_impl` (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:312:5 [INFO] [stdout] | [INFO] [stdout] 306 | fn get_variant_attr_pairs(data: Data) -> Vec<(Ident, Option)> { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 307 | let variants = match data { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 308 | Data::Enum(DataEnum { variants, .. }) => variants, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 312 | / variants [INFO] [stdout] 313 | | .into_iter() [INFO] [stdout] 314 | | .map(|v| (v.ident, get_attr(v.attrs))) [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:314:28 [INFO] [stdout] | [INFO] [stdout] 314 | .map(|v| (v.ident, get_attr(v.attrs))) [INFO] [stdout] | - ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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:327:5 [INFO] [stdout] | [INFO] [stdout] 318 | fn get_field_attr_pairs(data: Data) -> Vec<(Ident, Option)> { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 319 | let fields = match data { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 320 | Data::Struct(DataStruct { [INFO] [stdout] 321 | fields: Fields::Named(FieldsNamed { named, .. }), [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 327 | / fields [INFO] [stdout] 328 | | .into_iter() [INFO] [stdout] 329 | | .map(|f| (f.ident.unwrap(), get_attr(f.attrs))) [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:329:19 [INFO] [stdout] | [INFO] [stdout] 329 | .map(|f| (f.ident.unwrap(), get_attr(f.attrs))) [INFO] [stdout] | - ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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:329:37 [INFO] [stdout] | [INFO] [stdout] 329 | .map(|f| (f.ident.unwrap(), get_attr(f.attrs))) [INFO] [stdout] | - ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fievar` (lib) due to 8 previous errors [INFO] running `Command { std: "docker" "inspect" "dc400f3b218a606e73af4ca9f0d71259ecb666f20e0b5252e5ad033b2f8684c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc400f3b218a606e73af4ca9f0d71259ecb666f20e0b5252e5ad033b2f8684c0", kill_on_drop: false }` [INFO] [stdout] dc400f3b218a606e73af4ca9f0d71259ecb666f20e0b5252e5ad033b2f8684c0