[INFO] fetching crate jtd-derive-macros 0.1.4... [INFO] checking jtd-derive-macros-0.1.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate jtd-derive-macros 0.1.4 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate jtd-derive-macros 0.1.4 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jtd-derive-macros 0.1.4 [INFO] finished tweaking crates.io crate jtd-derive-macros 0.1.4 [INFO] tweaked toml for crates.io crate jtd-derive-macros 0.1.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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 itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding serde_derive_internals v0.26.0 (available: v0.29.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 203f8e97258d39dfae7f5a91fbc52dcd4eeb707c09c5ab23010c11b316f63c11 [INFO] running `Command { std: "docker" "start" "-a" "203f8e97258d39dfae7f5a91fbc52dcd4eeb707c09c5ab23010c11b316f63c11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "203f8e97258d39dfae7f5a91fbc52dcd4eeb707c09c5ab23010c11b316f63c11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "203f8e97258d39dfae7f5a91fbc52dcd4eeb707c09c5ab23010c11b316f63c11", kill_on_drop: false }` [INFO] [stdout] 203f8e97258d39dfae7f5a91fbc52dcd4eeb707c09c5ab23010c11b316f63c11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 465c0a4b72b0d10ef3b550c58816c89e8cf0a6237c8f667a00acb0ab0e71016c [INFO] running `Command { std: "docker" "start" "-a" "465c0a4b72b0d10ef3b550c58816c89e8cf0a6237c8f667a00acb0ab0e71016c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking proc-macro-error v1.0.4 [INFO] [stderr] Checking serde_derive_internals v0.26.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking jtd-derive-macros v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/derive/context/container.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn from_input(input: &DeriveInput) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: std::default::Default` will fail [INFO] [stdout] --> src/derive/context/container.rs:204:14 [INFO] [stdout] | [INFO] [stdout] 204 | .collect_fallible()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/derive/context/container.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn from_input(input: &DeriveInput) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: std::default::Default` will fail [INFO] [stdout] --> src/derive/context/container.rs:204:14 [INFO] [stdout] | [INFO] [stdout] 204 | .collect_fallible()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/derive/context/field.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn from_input(input: &Field) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: std::default::Default` will fail [INFO] [stdout] --> src/derive/context/field.rs:78:14 [INFO] [stdout] | [INFO] [stdout] 78 | .collect_fallible()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/derive/context/field.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn from_input(input: &Field) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: std::default::Default` will fail [INFO] [stdout] --> src/derive/context/field.rs:78:14 [INFO] [stdout] | [INFO] [stdout] 78 | .collect_fallible()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/derive.rs:242:17 [INFO] [stdout] | [INFO] [stdout] 171 | enu: DataEnum, [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 196 | let enum_schema = parse_quote! { [INFO] [stdout] | _______________________________- [INFO] [stdout] | |_______________________________| [INFO] [stdout] | |_______________________________| [INFO] [stdout] | |_______________________________| [INFO] [stdout] 197 | | Schema { [INFO] [stdout] 198 | | ty: SchemaType::Enum { [INFO] [stdout] 199 | | r#enum: [#(#idents),*].into(), [INFO] [stdout] ... | [INFO] [stdout] 202 | | } [INFO] [stdout] 203 | | }; [INFO] [stdout] | | - [INFO] [stdout] | |_____________| [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 242 | | let variants: Vec<_> = variants.into_iter().collect_fallible()?; [INFO] [stdout] | | ^^^^^^^^ [INFO] [stdout] ... | [INFO] [stdout] 249 | Ok(parse_quote! { [INFO] [stdout] | ________________- [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] 250 | | Schema { [INFO] [stdout] 251 | | ty: SchemaType::Discriminator { [INFO] [stdout] 252 | | discriminator: #tag, [INFO] [stdout] ... | [INFO] [stdout] 256 | | } [INFO] [stdout] 257 | | }) [INFO] [stdout] | | - [INFO] [stdout] | |_____________| [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may 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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/derive.rs:242:17 [INFO] [stdout] | [INFO] [stdout] 171 | enu: DataEnum, [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 196 | let enum_schema = parse_quote! { [INFO] [stdout] | _______________________________- [INFO] [stdout] | |_______________________________| [INFO] [stdout] | |_______________________________| [INFO] [stdout] | |_______________________________| [INFO] [stdout] 197 | | Schema { [INFO] [stdout] 198 | | ty: SchemaType::Enum { [INFO] [stdout] 199 | | r#enum: [#(#idents),*].into(), [INFO] [stdout] ... | [INFO] [stdout] 202 | | } [INFO] [stdout] 203 | | }; [INFO] [stdout] | | - [INFO] [stdout] | |_____________| [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 242 | | let variants: Vec<_> = variants.into_iter().collect_fallible()?; [INFO] [stdout] | | ^^^^^^^^ [INFO] [stdout] ... | [INFO] [stdout] 249 | Ok(parse_quote! { [INFO] [stdout] | ________________- [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] 250 | | Schema { [INFO] [stdout] 251 | | ty: SchemaType::Discriminator { [INFO] [stdout] 252 | | discriminator: #tag, [INFO] [stdout] ... | [INFO] [stdout] 256 | | } [INFO] [stdout] 257 | | }) [INFO] [stdout] | | - [INFO] [stdout] | |_____________| [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may 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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `no_serde` is never read [INFO] [stdout] --> src/derive/context/container.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Container { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 12 | pub no_serde: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `no_serde` is never read [INFO] [stdout] --> src/derive/context/container.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Container { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 12 | pub no_serde: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `jtd-derive-macros` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `jtd-derive-macros` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "465c0a4b72b0d10ef3b550c58816c89e8cf0a6237c8f667a00acb0ab0e71016c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "465c0a4b72b0d10ef3b550c58816c89e8cf0a6237c8f667a00acb0ab0e71016c", kill_on_drop: false }` [INFO] [stdout] 465c0a4b72b0d10ef3b550c58816c89e8cf0a6237c8f667a00acb0ab0e71016c