[INFO] fetching crate pipe-op 0.0.1... [INFO] checking pipe-op-0.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate pipe-op 0.0.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate pipe-op 0.0.1 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 pipe-op 0.0.1 [INFO] finished tweaking crates.io crate pipe-op 0.0.1 [INFO] tweaked toml for crates.io crate pipe-op 0.0.1 written to /workspace/builds/worker-2-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 34 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7aeb7759d23e1893f634efa294159dcda0378cf5c50a4c954c9f43ae842e8f1a [INFO] running `Command { std: "docker" "start" "-a" "7aeb7759d23e1893f634efa294159dcda0378cf5c50a4c954c9f43ae842e8f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7aeb7759d23e1893f634efa294159dcda0378cf5c50a4c954c9f43ae842e8f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7aeb7759d23e1893f634efa294159dcda0378cf5c50a4c954c9f43ae842e8f1a", kill_on_drop: false }` [INFO] [stdout] 7aeb7759d23e1893f634efa294159dcda0378cf5c50a4c954c9f43ae842e8f1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 624cc2b072fbdbc188849c8c33702d10f4f2f3cc7a66bcc63247f7720d6e3bb9 [INFO] running `Command { std: "docker" "start" "-a" "624cc2b072fbdbc188849c8c33702d10f4f2f3cc7a66bcc63247f7720d6e3bb9", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Compiling trybuild v1.0.99 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_spanned v0.6.7 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking toml_edit v0.22.20 [INFO] [stderr] Checking pipe-op v0.0.1 (/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:28:12 [INFO] [stdout] | [INFO] [stdout] 25 | let expr: syn::Expr = input.parse()?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 29 | | expr, [INFO] [stdout] 30 | | ops: input.parse_terminated(syn::Expr::parse)?, // parses the rest of the callables [INFO] [stdout] 31 | | }) [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/lib.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 36 | fn pipe_output(mut self) -> Result> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | // create the argument to inject [INFO] [stdout] 38 | let arg0: syn::Expr = syn::ExprPath { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 65 | let init = self.expr; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 66 | let ops = self.ops.iter(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 67 | Ok(quote!({ [INFO] [stdout] | ____________^ [INFO] [stdout] 68 | | let result = #init; [INFO] [stdout] 69 | | #(let result = #ops;)* [INFO] [stdout] 70 | | result [INFO] [stdout] 71 | | }) [INFO] [stdout] 72 | | .into()) [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:190:5 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn pipe(input: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 189 | let input: PipeInput = parse_macro_input!(input); [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] 190 | input.pipe_output().expect("Unacceptable input") [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pipe-op` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "624cc2b072fbdbc188849c8c33702d10f4f2f3cc7a66bcc63247f7720d6e3bb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "624cc2b072fbdbc188849c8c33702d10f4f2f3cc7a66bcc63247f7720d6e3bb9", kill_on_drop: false }` [INFO] [stdout] 624cc2b072fbdbc188849c8c33702d10f4f2f3cc7a66bcc63247f7720d6e3bb9