[INFO] fetching crate heap-array 0.1.9... [INFO] checking heap-array-0.1.9 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate heap-array 0.1.9 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate heap-array 0.1.9 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate heap-array 0.1.9 [INFO] finished tweaking crates.io crate heap-array 0.1.9 [INFO] tweaked toml for crates.io crate heap-array 0.1.9 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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] Locking 74 packages to latest compatible versions [INFO] [stderr] Adding float-cmp v0.9.0 (available: v0.10.0) [INFO] [stderr] Adding rustc_version v0.3.3 (available: v0.4.1) [INFO] [stderr] Adding semver v0.11.0 (available: v1.0.23) [INFO] [stderr] Adding simd-json v0.13.11 (available: v0.14.0) [INFO] [stderr] Adding simd-json-derive v0.13.0 (available: v0.14.0) [INFO] [stderr] Adding simd-json-derive-int v0.13.0 (available: v0.14.0) [INFO] [stderr] Adding value-trait v0.8.1 (available: v0.10.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (available: v0.58.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ad9e09079dc4be49ac8e8a9638dd43e8e1e6b607499f5b0878d8e1b23724e80 [INFO] running `Command { std: "docker" "start" "-a" "2ad9e09079dc4be49ac8e8a9638dd43e8e1e6b607499f5b0878d8e1b23724e80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ad9e09079dc4be49ac8e8a9638dd43e8e1e6b607499f5b0878d8e1b23724e80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ad9e09079dc4be49ac8e8a9638dd43e8e1e6b607499f5b0878d8e1b23724e80", kill_on_drop: false }` [INFO] [stdout] 2ad9e09079dc4be49ac8e8a9638dd43e8e1e6b607499f5b0878d8e1b23724e80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07c229a6741cbc3a05a8dc2b0b5ffb7f5737f72d38c7b6ca7db0770e9b6d013d [INFO] running `Command { std: "docker" "start" "-a" "07c229a6741cbc3a05a8dc2b0b5ffb7f5737f72d38c7b6ca7db0770e9b6d013d", kill_on_drop: false }` [INFO] [stderr] Compiling ucd-trie v0.1.6 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling const_fn v0.4.10 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Compiling pest v2.7.13 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling likely_stable v0.1.2 [INFO] [stderr] Checking heap-array v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Guard` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:199:13 [INFO] [stdout] | [INFO] [stdout] 199 | let mut guard = Guard { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 967 | not(allocator-api) pub fn try_from_fn(len: usize, mut f: impl FnMut(usize) -> R) -> R::TryType [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 970 | try_from_fn_impl!(T, R, len, f) [INFO] [stdout] | ------------------------------- in this macro invocation [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] = note: this error originates in the macro `try_from_fn_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Guard` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:199:13 [INFO] [stdout] | [INFO] [stdout] 199 | let mut guard = Guard { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 967 | not(allocator-api) pub fn try_from_fn(len: usize, mut f: impl FnMut(usize) -> R) -> R::TryType [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 970 | try_from_fn_impl!(T, R, len, f) [INFO] [stdout] | ------------------------------- in this macro invocation [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] = note: this error originates in the macro `try_from_fn_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `heap-array` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `heap-array` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "07c229a6741cbc3a05a8dc2b0b5ffb7f5737f72d38c7b6ca7db0770e9b6d013d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07c229a6741cbc3a05a8dc2b0b5ffb7f5737f72d38c7b6ca7db0770e9b6d013d", kill_on_drop: false }` [INFO] [stdout] 07c229a6741cbc3a05a8dc2b0b5ffb7f5737f72d38c7b6ca7db0770e9b6d013d