[INFO] fetching crate weblab-macros 0.3.5... [INFO] checking weblab-macros-0.3.5 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate weblab-macros 0.3.5 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate weblab-macros 0.3.5 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 weblab-macros 0.3.5 [INFO] finished tweaking crates.io crate weblab-macros 0.3.5 [INFO] tweaked toml for crates.io crate weblab-macros 0.3.5 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" "+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 12 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1423c5413960588fb89aa6aaf11434070b23d33d564984c78dad7707edf715eb [INFO] running `Command { std: "docker" "start" "-a" "1423c5413960588fb89aa6aaf11434070b23d33d564984c78dad7707edf715eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1423c5413960588fb89aa6aaf11434070b23d33d564984c78dad7707edf715eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1423c5413960588fb89aa6aaf11434070b23d33d564984c78dad7707edf715eb", kill_on_drop: false }` [INFO] [stdout] 1423c5413960588fb89aa6aaf11434070b23d33d564984c78dad7707edf715eb [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12b1f60f1e02180217ef4fcc50d8a58a39a2f63ca094b5353b61ee3ff860efa5 [INFO] running `Command { std: "docker" "start" "-a" "12b1f60f1e02180217ef4fcc50d8a58a39a2f63ca094b5353b61ee3ff860efa5", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Checking weblab-macros v0.3.5 (/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/attr.rs:250:16 [INFO] [stdout] | [INFO] [stdout] 246 | let parsed = [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 250 | Ok(Self { [INFO] [stdout] | ________________^ [INFO] [stdout] 251 | | metas: parsed.into_iter().collect(), [INFO] [stdout] 252 | | }) [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] = 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/attr.rs:260:30 [INFO] [stdout] | [INFO] [stdout] 260 | .map_err(|e| e.to_compile_error().to_token_stream())?; [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/attr.rs:271:30 [INFO] [stdout] | [INFO] [stdout] 271 | .map_err(|e| e.to_compile_error().to_token_stream())?; [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/attr.rs:287:5 [INFO] [stdout] | [INFO] [stdout] 286 | pub fn parse_attr_stream(attr: TokenStream) -> Result, TokenStream> { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 287 | / syn::parse_macro_input::parse::(attr) [INFO] [stdout] 288 | | .map_err(|e| -> TokenStream { e.to_compile_error().into() })? [INFO] [stdout] 289 | | .into_iter() [INFO] [stdout] 290 | | .map(Attr::try_from) [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 `weblab-macros` (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/attr.rs:250:16 [INFO] [stdout] | [INFO] [stdout] 246 | let parsed = [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 250 | Ok(Self { [INFO] [stdout] | ________________^ [INFO] [stdout] 251 | | metas: parsed.into_iter().collect(), [INFO] [stdout] 252 | | }) [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] = 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/attr.rs:260:30 [INFO] [stdout] | [INFO] [stdout] 260 | .map_err(|e| e.to_compile_error().to_token_stream())?; [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/attr.rs:271:30 [INFO] [stdout] | [INFO] [stdout] 271 | .map_err(|e| e.to_compile_error().to_token_stream())?; [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/attr.rs:287:5 [INFO] [stdout] | [INFO] [stdout] 286 | pub fn parse_attr_stream(attr: TokenStream) -> Result, TokenStream> { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 287 | / syn::parse_macro_input::parse::(attr) [INFO] [stdout] 288 | | .map_err(|e| -> TokenStream { e.to_compile_error().into() })? [INFO] [stdout] 289 | | .into_iter() [INFO] [stdout] 290 | | .map(Attr::try_from) [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 `weblab-macros` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "12b1f60f1e02180217ef4fcc50d8a58a39a2f63ca094b5353b61ee3ff860efa5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12b1f60f1e02180217ef4fcc50d8a58a39a2f63ca094b5353b61ee3ff860efa5", kill_on_drop: false }` [INFO] [stdout] 12b1f60f1e02180217ef4fcc50d8a58a39a2f63ca094b5353b61ee3ff860efa5