[INFO] fetching crate displaydoc 0.2.5... [INFO] checking displaydoc-0.2.5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate displaydoc 0.2.5 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate displaydoc 0.2.5 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 displaydoc 0.2.5 [INFO] finished tweaking crates.io crate displaydoc 0.2.5 [INFO] tweaked toml for crates.io crate displaydoc 0.2.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate displaydoc 0.2.5 already has a lockfile, it will not be regenerated [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dab45bbc85a2197aaf3cbb7deec7e488c6514cc36dce56f02a345c3c8afc0a54 [INFO] running `Command { std: "docker" "start" "-a" "dab45bbc85a2197aaf3cbb7deec7e488c6514cc36dce56f02a345c3c8afc0a54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dab45bbc85a2197aaf3cbb7deec7e488c6514cc36dce56f02a345c3c8afc0a54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dab45bbc85a2197aaf3cbb7deec7e488c6514cc36dce56f02a345c3c8afc0a54", kill_on_drop: false }` [INFO] [stdout] dab45bbc85a2197aaf3cbb7deec7e488c6514cc36dce56f02a345c3c8afc0a54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6739b0758c124d0463ac922518ef322e33632ef3e997d96b7d340e59bb35637b [INFO] running `Command { std: "docker" "start" "-a" "6739b0758c124d0463ac922518ef322e33632ef3e997d96b7d340e59bb35637b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling serde_json v1.0.117 [INFO] [stderr] Checking winnow v0.6.13 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Compiling trybuild v1.0.96 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking quote v1.0.36 [INFO] [stderr] Checking syn v2.0.66 [INFO] [stderr] Checking displaydoc v0.2.5 (/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/expand.rs:375:13 [INFO] [stdout] | [INFO] [stdout] 356 | let where_clause = generate_where_clause(&input.generics, where_clause); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 360 | let displays = data [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 375 | let arms = data [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 396 | Ok(quote! { [INFO] [stdout] | ____________- [INFO] [stdout] | |____________| [INFO] [stdout] | |____________| [INFO] [stdout] | |____________| [INFO] [stdout] 397 | | impl #impl_generics ::core::fmt::Display for #ty #ty_generics #where_clause { [INFO] [stdout] 398 | | fn fmt(&self, formatter: &mut ::core::fmt::Formatter) -> ::core::fmt::Result { [INFO] [stdout] 399 | | #[allow(unused_variables)] [INFO] [stdout] ... | [INFO] [stdout] 404 | | } [INFO] [stdout] 405 | | }) [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] | 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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `displaydoc` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6739b0758c124d0463ac922518ef322e33632ef3e997d96b7d340e59bb35637b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6739b0758c124d0463ac922518ef322e33632ef3e997d96b7d340e59bb35637b", kill_on_drop: false }` [INFO] [stdout] 6739b0758c124d0463ac922518ef322e33632ef3e997d96b7d340e59bb35637b