[INFO] fetching crate wit-bindgen-rust-macro 0.30.0... [INFO] checking wit-bindgen-rust-macro-0.30.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate wit-bindgen-rust-macro 0.30.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate wit-bindgen-rust-macro 0.30.0 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 wit-bindgen-rust-macro 0.30.0 [INFO] finished tweaking crates.io crate wit-bindgen-rust-macro 0.30.0 [INFO] tweaked toml for crates.io crate wit-bindgen-rust-macro 0.30.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 38 packages to latest compatible versions [INFO] [stderr] Adding wasm-encoder v0.215.0 (latest: v0.216.0) [INFO] [stderr] Adding wasm-metadata v0.215.0 (latest: v0.216.0) [INFO] [stderr] Adding wasmparser v0.215.0 (latest: v0.216.0) [INFO] [stderr] Adding wit-component v0.215.0 (latest: v0.216.0) [INFO] [stderr] Adding wit-parser v0.215.0 (latest: v0.216.0) [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] a869e0b37886a43cc564240e55d540582fb89649cede7ed8a642b820314ff269 [INFO] running `Command { std: "docker" "start" "-a" "a869e0b37886a43cc564240e55d540582fb89649cede7ed8a642b820314ff269", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a869e0b37886a43cc564240e55d540582fb89649cede7ed8a642b820314ff269", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a869e0b37886a43cc564240e55d540582fb89649cede7ed8a642b820314ff269", kill_on_drop: false }` [INFO] [stdout] a869e0b37886a43cc564240e55d540582fb89649cede7ed8a642b820314ff269 [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] be3d35a64d3ea214629c10fd01e4abf3a097eddbb86c03e33a18e9d5be2ba764 [INFO] running `Command { std: "docker" "start" "-a" "be3d35a64d3ea214629c10fd01e4abf3a097eddbb86c03e33a18e9d5be2ba764", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling prettyplease v0.2.22 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking id-arena v2.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Compiling wit-bindgen-rust v0.30.0 [INFO] [stderr] Checking heck v0.5.0 [INFO] [stderr] Compiling wit-bindgen-rust-macro v0.30.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking spdx v0.10.6 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Checking wasmparser v0.215.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking wit-parser v0.215.0 [INFO] [stderr] Checking wasm-encoder v0.215.0 [INFO] [stderr] Checking wasm-metadata v0.215.0 [INFO] [stderr] Checking wit-component v0.215.0 [INFO] [stderr] Checking wit-bindgen-core v0.30.0 [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:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn generate(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 15 | / syn::parse_macro_input!(input as Config) [INFO] [stdout] 16 | | .expand() [INFO] [stdout] 17 | | .unwrap_or_else(Error::into_compile_error) [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:157:12 [INFO] [stdout] | [INFO] [stdout] 153 | let (resolve, pkgs, files) = [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 157 | Ok(Config { [INFO] [stdout] | ____________^ [INFO] [stdout] 158 | | opts, [INFO] [stdout] 159 | | resolve, [INFO] [stdout] 160 | | world, [INFO] [stdout] 161 | | files, [INFO] [stdout] 162 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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:112:38 [INFO] [stdout] | [INFO] [stdout] 112 | ... .map(|p| p.into_token_stream().to_string()) [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:191:37 [INFO] [stdout] | [INFO] [stdout] 191 | .filter_map(|p| resolve.select_world(*p, None).ok()) [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:240:8 [INFO] [stdout] | [INFO] [stdout] 208 | let mut resolve = Resolve::default(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 240 | Ok((resolve, pkgs, files)) [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 5 previous errors [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:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn generate(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 15 | / syn::parse_macro_input!(input as Config) [INFO] [stdout] 16 | | .expand() [INFO] [stdout] 17 | | .unwrap_or_else(Error::into_compile_error) [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:157:12 [INFO] [stdout] | [INFO] [stdout] 153 | let (resolve, pkgs, files) = [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 157 | Ok(Config { [INFO] [stdout] | ____________^ [INFO] [stdout] 158 | | opts, [INFO] [stdout] 159 | | resolve, [INFO] [stdout] 160 | | world, [INFO] [stdout] 161 | | files, [INFO] [stdout] 162 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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:112:38 [INFO] [stdout] | [INFO] [stdout] 112 | ... .map(|p| p.into_token_stream().to_string()) [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:191:37 [INFO] [stdout] | [INFO] [stdout] 191 | .filter_map(|p| resolve.select_world(*p, None).ok()) [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:240:8 [INFO] [stdout] | [INFO] [stdout] 208 | let mut resolve = Resolve::default(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 240 | Ok((resolve, pkgs, files)) [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] [stderr] error: could not compile `wit-bindgen-rust-macro` (lib test) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wit-bindgen-rust-macro` (lib) due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "be3d35a64d3ea214629c10fd01e4abf3a097eddbb86c03e33a18e9d5be2ba764", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be3d35a64d3ea214629c10fd01e4abf3a097eddbb86c03e33a18e9d5be2ba764", kill_on_drop: false }` [INFO] [stdout] be3d35a64d3ea214629c10fd01e4abf3a097eddbb86c03e33a18e9d5be2ba764