[INFO] fetching crate constructivism_macro 0.3.0... [INFO] checking constructivism_macro-0.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate constructivism_macro 0.3.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate constructivism_macro 0.3.0 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 constructivism_macro 0.3.0 [INFO] finished tweaking crates.io crate constructivism_macro 0.3.0 [INFO] tweaked toml for crates.io crate constructivism_macro 0.3.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding toml v0.7.8 (available: v0.8.19) [INFO] [stderr] Adding toml_edit v0.19.15 (available: v0.22.22) [INFO] [stderr] Adding winnow v0.5.40 (available: v0.6.20) [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-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72a0dfa272851ead3a1d90674ad18ac7d65c69483e5e7e2db4dafd206a860012 [INFO] running `Command { std: "docker" "start" "-a" "72a0dfa272851ead3a1d90674ad18ac7d65c69483e5e7e2db4dafd206a860012", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72a0dfa272851ead3a1d90674ad18ac7d65c69483e5e7e2db4dafd206a860012", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72a0dfa272851ead3a1d90674ad18ac7d65c69483e5e7e2db4dafd206a860012", kill_on_drop: false }` [INFO] [stdout] 72a0dfa272851ead3a1d90674ad18ac7d65c69483e5e7e2db4dafd206a860012 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8f2d9c1750f86233844df8da24bc3ab009790a82f95ff2a43b94a7e1e8a7cc2 [INFO] running `Command { std: "docker" "start" "-a" "a8f2d9c1750f86233844df8da24bc3ab009790a82f95ff2a43b94a7e1e8a7cc2", kill_on_drop: false }` [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking winnow v0.5.40 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Compiling constructivism_macro_gen v0.3.0 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking toml_edit v0.19.15 [INFO] [stderr] Checking toml v0.7.8 [INFO] [stderr] Checking constructivist v0.3.0 [INFO] [stderr] Checking constructivism_macro v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:92:43 [INFO] [stdout] | [INFO] [stdout] 89 | let cst = parse_macro_input!(input as Prop); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 90 | type ConstructivismContext = Context; [INFO] [stdout] 91 | let ctx = ConstructivismContext::new("constructivism"); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 92 | ::proc_macro::TokenStream::from(match cst.build(&ctx) { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `constructivism_macro` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:92:43 [INFO] [stdout] | [INFO] [stdout] 89 | let cst = parse_macro_input!(input as Prop); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 90 | type ConstructivismContext = Context; [INFO] [stdout] 91 | let ctx = ConstructivismContext::new("constructivism"); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 92 | ::proc_macro::TokenStream::from(match cst.build(&ctx) { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `constructivism_macro` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "a8f2d9c1750f86233844df8da24bc3ab009790a82f95ff2a43b94a7e1e8a7cc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8f2d9c1750f86233844df8da24bc3ab009790a82f95ff2a43b94a7e1e8a7cc2", kill_on_drop: false }` [INFO] [stdout] a8f2d9c1750f86233844df8da24bc3ab009790a82f95ff2a43b94a7e1e8a7cc2