[INFO] fetching crate cargo-changelog 0.1.0...
[INFO] checking cargo-changelog-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate cargo-changelog 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate cargo-changelog 0.1.0 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] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate cargo-changelog 0.1.0
[INFO] finished tweaking crates.io crate cargo-changelog 0.1.0
[INFO] tweaked toml for crates.io crate cargo-changelog 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-changelog 0.1.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a1b91ea066b8ac8c2d346c1febf05a09ec640bbd0036b24505b9535ab87df92e
[INFO] running `Command { std: "docker" "start" "-a" "a1b91ea066b8ac8c2d346c1febf05a09ec640bbd0036b24505b9535ab87df92e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1b91ea066b8ac8c2d346c1febf05a09ec640bbd0036b24505b9535ab87df92e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b91ea066b8ac8c2d346c1febf05a09ec640bbd0036b24505b9535ab87df92e", kill_on_drop: false }`
[INFO] [stdout] a1b91ea066b8ac8c2d346c1febf05a09ec640bbd0036b24505b9535ab87df92e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e3e38615a823ceaf0fae35fa37a3947527e660067c67022e87441f86be7177ba
[INFO] running `Command { std: "docker" "start" "-a" "e3e38615a823ceaf0fae35fa37a3947527e660067c67022e87441f86be7177ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
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[INFO] [stderr]     Checking cargo-changelog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `Vec<Result<DirEntry, std::io::Error>>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> tests/generate_command.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let temp_dir = tempdir::TempDir::new("cargo-changelog").unwrap();
[INFO] [stdout]    |         -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 96 |         let files = files_in_dir(&released_dir);
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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 `cargo-changelog` (test "generate_command") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e3e38615a823ceaf0fae35fa37a3947527e660067c67022e87441f86be7177ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e38615a823ceaf0fae35fa37a3947527e660067c67022e87441f86be7177ba", kill_on_drop: false }`
[INFO] [stdout] e3e38615a823ceaf0fae35fa37a3947527e660067c67022e87441f86be7177ba