[INFO] fetching crate sad_macros 0.2.0... [INFO] checking sad_macros-0.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate sad_macros 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate sad_macros 0.2.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sad_macros 0.2.0 [INFO] finished tweaking crates.io crate sad_macros 0.2.0 [INFO] tweaked toml for crates.io crate sad_macros 0.2.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 4 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 427edd9516a9e491ae0674113fe4a61da289c7bd2a3824a24524442140ec1d34 [INFO] running `Command { std: "docker" "start" "-a" "427edd9516a9e491ae0674113fe4a61da289c7bd2a3824a24524442140ec1d34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "427edd9516a9e491ae0674113fe4a61da289c7bd2a3824a24524442140ec1d34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "427edd9516a9e491ae0674113fe4a61da289c7bd2a3824a24524442140ec1d34", kill_on_drop: false }` [INFO] [stdout] 427edd9516a9e491ae0674113fe4a61da289c7bd2a3824a24524442140ec1d34 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30c23ebc1911a6aaab11997f9711d4df2e7bd18fbd2831313c0332ba1e59537a [INFO] running `Command { std: "docker" "start" "-a" "30c23ebc1911a6aaab11997f9711d4df2e7bd18fbd2831313c0332ba1e59537a", kill_on_drop: false }` [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking sad_macros v0.2.0 (/opt/rustwide/workdir) [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/lib.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 45 | let body = fields.clone().map(|field| { [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] ... [INFO] [stdout] 51 | let attrs = field.attributes; [INFO] [stdout] | ^^^^^ [INFO] [stdout] 52 | / quote! { [INFO] [stdout] 53 | | #(#attrs)* [INFO] [stdout] 54 | | #name: String [INFO] [stdout] 55 | | } [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/lib.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 45 | let body = fields.clone().map(|field| { [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] ... [INFO] [stdout] 51 | let attrs = field.attributes; [INFO] [stdout] | ^^^^^ [INFO] [stdout] 52 | / quote! { [INFO] [stdout] 53 | | #(#attrs)* [INFO] [stdout] 54 | | #name: String [INFO] [stdout] 55 | | } [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 `flatten` is never read [INFO] [stdout] --> src/field.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct TransField { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | pub flatten: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TransField` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `flatten` is never read [INFO] [stdout] --> src/field.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct TransField { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | pub flatten: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TransField` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sad_macros` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `sad_macros` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "30c23ebc1911a6aaab11997f9711d4df2e7bd18fbd2831313c0332ba1e59537a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30c23ebc1911a6aaab11997f9711d4df2e7bd18fbd2831313c0332ba1e59537a", kill_on_drop: false }` [INFO] [stdout] 30c23ebc1911a6aaab11997f9711d4df2e7bd18fbd2831313c0332ba1e59537a