[INFO] fetching crate pyo3_macro 0.1.4... [INFO] checking pyo3_macro-0.1.4 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate pyo3_macro 0.1.4 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate pyo3_macro 0.1.4 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 pyo3_macro 0.1.4 [INFO] finished tweaking crates.io crate pyo3_macro 0.1.4 [INFO] tweaked toml for crates.io crate pyo3_macro 0.1.4 written to /workspace/builds/worker-0-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 5 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 51bb26839d10e306480a563f1f976e8d8551439c5463e450820f81ae94038f5d [INFO] running `Command { std: "docker" "start" "-a" "51bb26839d10e306480a563f1f976e8d8551439c5463e450820f81ae94038f5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51bb26839d10e306480a563f1f976e8d8551439c5463e450820f81ae94038f5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51bb26839d10e306480a563f1f976e8d8551439c5463e450820f81ae94038f5d", kill_on_drop: false }` [INFO] [stdout] 51bb26839d10e306480a563f1f976e8d8551439c5463e450820f81ae94038f5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e4331c6bd4e58db94368b83e68cefd68b59746c6798e9019ac08ee6f544dd6d1 [INFO] running `Command { std: "docker" "start" "-a" "e4331c6bd4e58db94368b83e68cefd68b59746c6798e9019ac08ee6f544dd6d1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking pyo3_macro v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `AngleBracketedGenericArguments`, `FnArg`, `GenericArgument`, `ImplItemMethod`, `ImplItem`, `ItemEnum`, `ItemImpl`, `ItemMod`, `ItemStruct`, `PathArguments`, `ReturnType`, `TypePath`, `Visibility`, and `token::Brace` [INFO] [stdout] --> src/lib.rs:5:51 [INFO] [stdout] | [INFO] [stdout] 5 | parse_macro_input, Data, DeriveInput, Fields, ImplItem, FnArg, ReturnType, ImplItemMethod, GenericArgument, PathArguments, Item, ItemEn... [INFO] [stdout] | ^^^^^^^^ ^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] 6 | ItemImpl, ItemMod, token::Brace, ItemStruct, Type, Visibility, TypePath, AngleBracketedGenericArguments [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AngleBracketedGenericArguments`, `FnArg`, `GenericArgument`, `ImplItemMethod`, `ImplItem`, `ItemEnum`, `ItemImpl`, `ItemMod`, `ItemStruct`, `PathArguments`, `ReturnType`, `TypePath`, `Visibility`, and `token::Brace` [INFO] [stdout] --> src/lib.rs:5:51 [INFO] [stdout] | [INFO] [stdout] 5 | parse_macro_input, Data, DeriveInput, Fields, ImplItem, FnArg, ReturnType, ImplItemMethod, GenericArgument, PathArguments, Item, ItemEn... [INFO] [stdout] | ^^^^^^^^ ^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] 6 | ItemImpl, ItemMod, token::Brace, ItemStruct, Type, Visibility, TypePath, AngleBracketedGenericArguments [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | _ => panic!("AutoPyClass can only be used with structs enums and unions"), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 21 | Data::Struct(data) => { [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 165 | Data::Enum(_data) => { [INFO] [stdout] | ----------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 168 | Data::Union(_data) => { [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 171 | _ => panic!("AutoPyClass can only be used with structs enums and unions"), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `where_clause` [INFO] [stdout] --> src/lib.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let where_clause = &generics.where_clause; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_where_clause` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | _ => panic!("AutoPyClass can only be used with structs enums and unions"), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 21 | Data::Struct(data) => { [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 165 | Data::Enum(_data) => { [INFO] [stdout] | ----------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 168 | Data::Union(_data) => { [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 171 | _ => panic!("AutoPyClass can only be used with structs enums and unions"), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `where_clause` [INFO] [stdout] --> src/lib.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let where_clause = &generics.where_clause; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_where_clause` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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/lib.rs:27:31 [INFO] [stdout] | [INFO] [stdout] 27 | .map(|f| (f.ident.clone(), &f.ty)) [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:27:31 [INFO] [stdout] | [INFO] [stdout] 27 | .map(|f| (f.ident.clone(), &f.ty)) [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; 3 warnings emitted [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 `pyo3_macro` (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 `pyo3_macro` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e4331c6bd4e58db94368b83e68cefd68b59746c6798e9019ac08ee6f544dd6d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4331c6bd4e58db94368b83e68cefd68b59746c6798e9019ac08ee6f544dd6d1", kill_on_drop: false }` [INFO] [stdout] e4331c6bd4e58db94368b83e68cefd68b59746c6798e9019ac08ee6f544dd6d1